/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -i ../../../trunk/examples/svcomp/pthread-divine/ring_2w1r-2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-344d29da17dfcedfb91d6006a5dbd12b556a868d-344d29d [2021-02-16 18:28:12,170 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-16 18:28:12,173 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-16 18:28:12,222 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-16 18:28:12,222 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-16 18:28:12,224 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-16 18:28:12,226 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-16 18:28:12,228 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-16 18:28:12,231 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-16 18:28:12,232 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-16 18:28:12,233 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-16 18:28:12,235 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-16 18:28:12,235 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-16 18:28:12,237 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-16 18:28:12,238 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-16 18:28:12,240 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-16 18:28:12,241 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-16 18:28:12,242 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-16 18:28:12,245 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-16 18:28:12,248 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-16 18:28:12,250 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-16 18:28:12,252 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-16 18:28:12,254 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-16 18:28:12,255 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-16 18:28:12,259 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-02-16 18:28:12,259 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-02-16 18:28:12,260 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-02-16 18:28:12,261 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-02-16 18:28:12,262 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-02-16 18:28:12,263 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2021-02-16 18:28:12,270 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-16 18:28:12,272 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-16 18:28:12,272 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-16 18:28:12,273 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.epf [2021-02-16 18:28:12,304 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-16 18:28:12,304 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-16 18:28:12,306 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-02-16 18:28:12,306 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-02-16 18:28:12,306 INFO L138 SettingsManager]: * Use SBE=true [2021-02-16 18:28:12,307 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-16 18:28:12,307 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-16 18:28:12,307 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-16 18:28:12,307 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-16 18:28:12,308 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-16 18:28:12,308 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-16 18:28:12,308 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-16 18:28:12,308 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-16 18:28:12,309 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-16 18:28:12,309 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-16 18:28:12,309 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-16 18:28:12,309 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-16 18:28:12,310 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-16 18:28:12,310 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-02-16 18:28:12,310 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-16 18:28:12,310 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-16 18:28:12,311 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-16 18:28:12,311 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-16 18:28:12,311 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-02-16 18:28:12,312 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-02-16 18:28:12,312 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-02-16 18:28:12,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-02-16 18:28:12,312 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-02-16 18:28:12,312 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-16 18:28:12,313 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-16 18:28:12,687 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-16 18:28:12,744 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-16 18:28:12,747 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-16 18:28:12,749 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-16 18:28:12,749 INFO L275 PluginConnector]: CDTParser initialized [2021-02-16 18:28:12,750 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-divine/ring_2w1r-2.i [2021-02-16 18:28:12,848 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa9603d07/7c08d54cd9474afd8e08dee725f70b6e/FLAG6b35a38ea [2021-02-16 18:28:13,651 INFO L306 CDTParser]: Found 1 translation units. [2021-02-16 18:28:13,652 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_2w1r-2.i [2021-02-16 18:28:13,681 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa9603d07/7c08d54cd9474afd8e08dee725f70b6e/FLAG6b35a38ea [2021-02-16 18:28:13,831 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa9603d07/7c08d54cd9474afd8e08dee725f70b6e [2021-02-16 18:28:13,835 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-16 18:28:13,853 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-02-16 18:28:13,858 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-16 18:28:13,858 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-16 18:28:13,862 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-16 18:28:13,864 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.02 06:28:13" (1/1) ... [2021-02-16 18:28:13,868 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50c0476c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 06:28:13, skipping insertion in model container [2021-02-16 18:28:13,868 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.02 06:28:13" (1/1) ... [2021-02-16 18:28:13,882 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-16 18:28:13,961 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-16 18:28:14,216 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-02-16 18:28:14,660 WARN L226 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] [2021-02-16 18:28:14,666 WARN L226 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] [2021-02-16 18:28:14,667 WARN L226 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] [2021-02-16 18:28:14,726 WARN L226 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] [2021-02-16 18:28:14,727 WARN L226 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] [2021-02-16 18:28:14,729 WARN L226 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] [2021-02-16 18:28:14,731 WARN L226 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] [2021-02-16 18:28:14,737 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-16 18:28:14,746 INFO L203 MainTranslator]: Completed pre-run [2021-02-16 18:28:14,761 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-02-16 18:28:14,789 WARN L226 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] [2021-02-16 18:28:14,790 WARN L226 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] [2021-02-16 18:28:14,791 WARN L226 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] [2021-02-16 18:28:14,811 WARN L226 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] [2021-02-16 18:28:14,812 WARN L226 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] [2021-02-16 18:28:14,814 WARN L226 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] [2021-02-16 18:28:14,815 WARN L226 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] [2021-02-16 18:28:14,819 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-16 18:28:15,114 INFO L208 MainTranslator]: Completed translation [2021-02-16 18:28:15,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 06:28:15 WrapperNode [2021-02-16 18:28:15,114 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-16 18:28:15,117 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-02-16 18:28:15,117 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-02-16 18:28:15,118 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-02-16 18:28:15,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 06:28:15" (1/1) ... [2021-02-16 18:28:15,185 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 06:28:15" (1/1) ... [2021-02-16 18:28:15,240 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-02-16 18:28:15,240 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-16 18:28:15,241 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-16 18:28:15,241 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-16 18:28:15,255 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 06:28:15" (1/1) ... [2021-02-16 18:28:15,255 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 06:28:15" (1/1) ... [2021-02-16 18:28:15,261 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 06:28:15" (1/1) ... [2021-02-16 18:28:15,261 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 06:28:15" (1/1) ... [2021-02-16 18:28:15,273 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 06:28:15" (1/1) ... [2021-02-16 18:28:15,279 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 06:28:15" (1/1) ... [2021-02-16 18:28:15,282 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 06:28:15" (1/1) ... [2021-02-16 18:28:15,287 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-16 18:28:15,291 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-16 18:28:15,291 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-16 18:28:15,292 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-16 18:28:15,295 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 06:28:15" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-16 18:28:15,417 INFO L130 BoogieDeclarations]: Found specification of procedure reader_two [2021-02-16 18:28:15,418 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_two [2021-02-16 18:28:15,418 INFO L130 BoogieDeclarations]: Found specification of procedure writer_fn [2021-02-16 18:28:15,419 INFO L138 BoogieDeclarations]: Found implementation of procedure writer_fn [2021-02-16 18:28:15,419 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-16 18:28:15,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-16 18:28:15,419 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-16 18:28:15,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-16 18:28:15,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-16 18:28:15,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-16 18:28:15,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-16 18:28:15,421 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-02-16 18:28:16,322 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-16 18:28:16,323 INFO L299 CfgBuilder]: Removed 22 assume(true) statements. [2021-02-16 18:28:16,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.02 06:28:16 BoogieIcfgContainer [2021-02-16 18:28:16,327 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-16 18:28:16,330 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-16 18:28:16,330 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-16 18:28:16,334 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-16 18:28:16,335 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.02 06:28:13" (1/3) ... [2021-02-16 18:28:16,336 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3186e272 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.02 06:28:16, skipping insertion in model container [2021-02-16 18:28:16,336 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 06:28:15" (2/3) ... [2021-02-16 18:28:16,338 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3186e272 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.02 06:28:16, skipping insertion in model container [2021-02-16 18:28:16,338 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.02 06:28:16" (3/3) ... [2021-02-16 18:28:16,341 INFO L111 eAbstractionObserver]: Analyzing ICFG ring_2w1r-2.i [2021-02-16 18:28:16,353 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-02-16 18:28:16,353 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-02-16 18:28:16,359 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2021-02-16 18:28:16,361 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-02-16 18:28:16,444 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,446 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,446 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,446 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,447 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,447 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,447 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,447 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,448 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,448 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,448 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,450 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,450 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,451 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,451 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,451 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,451 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,452 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,452 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,452 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,452 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,453 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,454 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,454 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,455 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,455 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,456 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,456 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,457 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,458 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,458 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,458 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,459 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,459 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,460 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,460 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,460 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,461 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,461 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,461 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,461 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,462 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,462 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,462 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,462 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,462 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,463 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,463 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,463 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,463 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,464 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,464 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,464 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,464 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,465 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,466 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,466 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,466 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,467 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,467 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,467 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,468 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,468 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,468 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,468 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,468 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,469 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,469 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,469 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,469 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,470 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,470 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,471 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,471 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,471 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,472 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,472 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,472 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,472 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,472 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,473 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,473 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,475 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,475 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,475 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,475 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,477 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,478 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,481 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,482 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,482 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,482 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,489 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,489 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,489 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,490 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,493 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,493 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,493 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,494 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,494 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,494 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,494 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,494 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,495 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,495 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,495 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,495 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,496 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,496 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,496 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,496 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,496 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,497 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,497 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,497 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,497 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,498 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,499 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,499 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,499 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,499 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,500 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,500 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,500 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,500 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,501 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,502 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,502 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,503 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,503 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,504 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,504 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,504 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,504 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,504 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,505 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,505 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,505 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,505 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,505 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,506 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,506 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,506 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,506 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,507 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,507 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,507 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,507 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,507 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,508 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,508 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,508 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,509 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,509 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,510 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,512 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,512 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,512 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,512 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,513 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,513 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,513 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,513 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,514 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,514 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,514 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,514 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,514 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,514 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,515 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,515 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,515 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,515 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,516 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,516 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,516 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,516 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,516 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,517 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,517 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,517 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,517 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,517 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,517 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,518 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,518 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,518 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,518 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,518 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,519 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,519 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,519 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,519 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,520 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,520 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,521 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,521 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,521 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,521 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,521 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,522 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,522 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,522 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,522 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,522 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,523 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,523 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,524 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,524 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,524 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,524 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,525 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,525 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,526 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,531 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,532 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,532 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,532 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,533 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,535 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,535 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,535 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,535 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,536 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,536 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,536 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,536 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,536 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,537 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,537 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,537 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,537 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,538 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,538 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,547 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,547 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,547 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,547 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,548 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,548 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,548 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,548 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,548 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,549 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,550 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,550 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,550 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,551 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,551 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,551 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,551 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,552 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,552 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,552 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,553 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,553 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,553 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,554 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,554 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,554 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,554 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,555 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,555 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,555 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,555 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,555 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,555 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,556 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,556 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,556 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,556 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,556 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,557 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,557 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,557 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,557 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,557 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,558 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,558 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,558 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,558 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,559 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,559 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,559 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,559 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,560 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,560 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,560 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,560 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,561 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,561 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,561 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,561 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,561 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,562 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,562 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,562 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,562 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,562 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,563 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,563 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,563 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,563 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,564 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,564 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,564 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,564 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,564 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,565 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,565 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,565 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,565 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~r~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,565 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~r~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,566 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,566 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,566 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~r~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,566 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~r~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,566 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,567 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,567 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,567 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,567 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,567 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,568 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,568 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,568 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,569 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,569 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~r~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,569 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,569 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~r~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,569 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,569 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,570 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,570 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~r~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,570 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,570 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~r~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,570 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,571 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,571 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,571 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,571 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,572 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,576 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,577 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,577 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,577 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,577 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,578 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,578 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,578 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,578 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,578 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,578 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,579 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,579 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,579 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,579 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,579 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,580 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,580 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,580 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,580 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,580 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,581 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,581 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,581 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,581 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,582 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,582 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,582 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,582 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,582 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,583 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,583 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,583 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,583 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,583 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,584 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,584 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,584 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,584 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,586 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,586 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,587 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,587 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,587 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,587 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,588 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,588 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,588 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,588 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,588 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,589 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,589 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,589 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,589 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,589 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,590 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,590 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,590 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,590 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,591 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,591 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,591 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,591 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,591 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,592 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,592 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,592 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,592 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,592 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,593 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,593 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,593 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,593 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,593 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,594 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,594 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,594 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,594 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,594 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,595 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,595 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,595 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,595 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#t~pre19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,596 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,596 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#t~pre19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,596 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,597 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,597 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,597 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,597 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#t~pre19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,597 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#t~pre19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,601 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,601 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,601 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,602 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_~#read~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,602 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,602 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~ret24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,602 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,603 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,603 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,603 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,603 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,604 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,604 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,604 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,604 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,605 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,605 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,605 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,605 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~i~3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,606 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,606 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,606 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,606 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,606 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,607 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,607 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,607 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#t~pre30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,607 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,607 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,608 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,608 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_empty_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,608 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_ring_dequeue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,608 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,609 WARN L313 ript$VariableManager]: TermVariabe reader_twoThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,609 WARN L313 ript$VariableManager]: TermVariabe |reader_twoThread1of1ForFork0_ring_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,617 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,617 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,618 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~r.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,618 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,618 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,619 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,619 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#t~pre19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,619 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~r~1.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,619 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,620 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,620 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,620 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,620 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#in~r.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,621 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~r~1.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,621 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,621 WARN L313 ript$VariableManager]: TermVariabe |writer_fnThread1of1ForFork1_ring_enqueue_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,623 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_ring_enqueue_~r.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,623 WARN L313 ript$VariableManager]: TermVariabe writer_fnThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-16 18:28:16,633 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-02-16 18:28:16,657 INFO L253 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2021-02-16 18:28:16,698 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-16 18:28:16,698 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-16 18:28:16,698 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-02-16 18:28:16,698 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-16 18:28:16,698 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-16 18:28:16,699 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-16 18:28:16,699 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-16 18:28:16,699 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-16 18:28:16,724 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 188 places, 200 transitions, 422 flow [2021-02-16 18:28:25,565 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 73113 states, 73108 states have (on average 3.29062482902008) internal successors, (240571), 73112 states have internal predecessors, (240571), 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) [2021-02-16 18:28:25,988 INFO L276 IsEmpty]: Start isEmpty. Operand has 73113 states, 73108 states have (on average 3.29062482902008) internal successors, (240571), 73112 states have internal predecessors, (240571), 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) [2021-02-16 18:28:26,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-02-16 18:28:26,384 INFO L497 BasicCegarLoop]: Found error trace [2021-02-16 18:28:26,386 INFO L505 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] [2021-02-16 18:28:26,387 INFO L428 AbstractCegarLoop]: === Iteration 1 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-16 18:28:26,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-16 18:28:26,395 INFO L82 PathProgramCache]: Analyzing trace with hash -1729199751, now seen corresponding path program 1 times [2021-02-16 18:28:26,407 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-16 18:28:26,408 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522739852] [2021-02-16 18:28:26,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-16 18:28:26,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-16 18:28:26,901 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:26,902 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:28:26,903 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:26,904 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-16 18:28:26,918 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:26,919 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-16 18:28:26,927 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:26,928 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-02-16 18:28:26,939 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:26,941 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-02-16 18:28:26,967 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:26,969 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-02-16 18:28:27,000 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:27,002 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-16 18:28:27,043 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:27,044 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-02-16 18:28:27,063 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:27,064 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:28:27,083 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:27,084 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:28:27,105 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:27,106 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:28:27,128 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:27,129 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:28:27,153 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:27,154 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:28:27,182 WARN L141 QuantifierPusher]: treesize reduction 9, result has 65.4 percent of original size [2021-02-16 18:28:27,183 WARN L147 QuantifierPusher]: treesize reduction 9, result has 65.4 percent of original size 17 [2021-02-16 18:28:27,212 WARN L141 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size [2021-02-16 18:28:27,213 WARN L147 QuantifierPusher]: treesize reduction 9, result has 59.1 percent of original size 13 [2021-02-16 18:28:27,240 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:27,240 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-16 18:28:27,263 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:27,264 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-16 18:28:27,295 WARN L141 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-02-16 18:28:27,296 WARN L147 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size 19 [2021-02-16 18:28:27,345 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:27,345 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:28:27,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-16 18:28:27,382 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [522739852] [2021-02-16 18:28:27,383 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-16 18:28:27,383 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2021-02-16 18:28:27,384 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1019456351] [2021-02-16 18:28:27,389 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-02-16 18:28:27,390 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-16 18:28:27,406 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-02-16 18:28:27,407 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=269, Unknown=0, NotChecked=0, Total=306 [2021-02-16 18:28:27,508 INFO L87 Difference]: Start difference. First operand has 73113 states, 73108 states have (on average 3.29062482902008) internal successors, (240571), 73112 states have internal predecessors, (240571), 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 18 states, 18 states have (on average 4.0) internal successors, (72), 18 states have internal predecessors, (72), 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) [2021-02-16 18:28:28,173 WARN L202 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2021-02-16 18:28:28,444 WARN L202 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 56 [2021-02-16 18:28:28,841 WARN L202 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 63 [2021-02-16 18:28:29,245 WARN L202 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 71 [2021-02-16 18:28:29,479 WARN L202 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 73 [2021-02-16 18:28:29,698 WARN L202 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 75 [2021-02-16 18:28:29,935 WARN L202 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 78 [2021-02-16 18:28:30,165 WARN L202 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 74 [2021-02-16 18:28:30,555 WARN L202 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 79 [2021-02-16 18:28:30,944 WARN L202 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 71 [2021-02-16 18:28:32,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-16 18:28:32,375 INFO L93 Difference]: Finished difference Result 86036 states and 264925 transitions. [2021-02-16 18:28:32,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-02-16 18:28:32,386 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 4.0) internal successors, (72), 18 states have internal predecessors, (72), 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 72 [2021-02-16 18:28:32,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-16 18:28:32,878 INFO L225 Difference]: With dead ends: 86036 [2021-02-16 18:28:32,878 INFO L226 Difference]: Without dead ends: 76614 [2021-02-16 18:28:32,881 INFO L761 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 184 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=434, Invalid=1206, Unknown=0, NotChecked=0, Total=1640 [2021-02-16 18:28:34,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76614 states. [2021-02-16 18:28:36,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76614 to 72918. [2021-02-16 18:28:36,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72918 states, 72914 states have (on average 3.085758564884659) internal successors, (224995), 72917 states have internal predecessors, (224995), 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) [2021-02-16 18:28:37,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72918 states to 72918 states and 224995 transitions. [2021-02-16 18:28:37,537 INFO L78 Accepts]: Start accepts. Automaton has 72918 states and 224995 transitions. Word has length 72 [2021-02-16 18:28:37,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-16 18:28:37,541 INFO L480 AbstractCegarLoop]: Abstraction has 72918 states and 224995 transitions. [2021-02-16 18:28:37,542 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 4.0) internal successors, (72), 18 states have internal predecessors, (72), 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) [2021-02-16 18:28:37,542 INFO L276 IsEmpty]: Start isEmpty. Operand 72918 states and 224995 transitions. [2021-02-16 18:28:37,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-02-16 18:28:37,734 INFO L497 BasicCegarLoop]: Found error trace [2021-02-16 18:28:37,735 INFO L505 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] [2021-02-16 18:28:37,735 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-16 18:28:37,736 INFO L428 AbstractCegarLoop]: === Iteration 2 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-16 18:28:37,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-16 18:28:37,739 INFO L82 PathProgramCache]: Analyzing trace with hash 1289927848, now seen corresponding path program 1 times [2021-02-16 18:28:37,739 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-16 18:28:37,739 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [406846551] [2021-02-16 18:28:37,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-16 18:28:37,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-16 18:28:37,972 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:37,973 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:28:37,973 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:37,974 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-16 18:28:37,979 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:37,980 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:28:37,994 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:37,995 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-16 18:28:38,013 WARN L141 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-02-16 18:28:38,014 WARN L147 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size 25 [2021-02-16 18:28:38,042 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:38,044 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-16 18:28:38,077 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:38,081 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-02-16 18:28:38,124 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:38,125 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-02-16 18:28:38,142 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:38,143 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-02-16 18:28:38,161 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:38,162 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-02-16 18:28:38,182 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:38,185 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-02-16 18:28:38,204 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:38,205 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-02-16 18:28:38,224 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:38,225 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-02-16 18:28:38,245 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:38,246 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-02-16 18:28:38,274 WARN L141 QuantifierPusher]: treesize reduction 10, result has 72.2 percent of original size [2021-02-16 18:28:38,275 WARN L147 QuantifierPusher]: treesize reduction 10, result has 72.2 percent of original size 26 [2021-02-16 18:28:38,305 WARN L141 QuantifierPusher]: treesize reduction 10, result has 76.7 percent of original size [2021-02-16 18:28:38,306 WARN L147 QuantifierPusher]: treesize reduction 10, result has 76.7 percent of original size 33 [2021-02-16 18:28:38,343 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:38,344 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-02-16 18:28:38,373 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:38,373 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-16 18:28:38,397 WARN L141 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-02-16 18:28:38,400 WARN L147 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size 19 [2021-02-16 18:28:38,442 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:38,443 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:28:38,444 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:38,444 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:28:38,445 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:38,445 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:28:38,446 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:38,446 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:28:38,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-16 18:28:38,469 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [406846551] [2021-02-16 18:28:38,469 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-16 18:28:38,470 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2021-02-16 18:28:38,470 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [824865517] [2021-02-16 18:28:38,471 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-02-16 18:28:38,472 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-16 18:28:38,472 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-02-16 18:28:38,473 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2021-02-16 18:28:38,473 INFO L87 Difference]: Start difference. First operand 72918 states and 224995 transitions. Second operand has 20 states, 20 states have (on average 3.7) internal successors, (74), 20 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) [2021-02-16 18:28:39,423 WARN L202 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 65 [2021-02-16 18:28:39,834 WARN L202 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 69 [2021-02-16 18:28:40,170 WARN L202 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 74 [2021-02-16 18:28:40,447 WARN L202 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 77 [2021-02-16 18:28:40,741 WARN L202 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 79 [2021-02-16 18:28:41,058 WARN L202 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 82 [2021-02-16 18:28:41,239 WARN L202 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 47 [2021-02-16 18:28:41,567 WARN L202 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 77 [2021-02-16 18:28:41,762 WARN L202 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 50 [2021-02-16 18:28:41,953 WARN L202 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 47 [2021-02-16 18:28:42,240 WARN L202 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 82 [2021-02-16 18:28:42,460 WARN L202 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 52 [2021-02-16 18:28:43,635 WARN L202 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 33 [2021-02-16 18:28:44,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-16 18:28:44,371 INFO L93 Difference]: Finished difference Result 123062 states and 379857 transitions. [2021-02-16 18:28:44,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-02-16 18:28:44,372 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 3.7) internal successors, (74), 20 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 [2021-02-16 18:28:44,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-16 18:28:44,798 INFO L225 Difference]: With dead ends: 123062 [2021-02-16 18:28:44,798 INFO L226 Difference]: Without dead ends: 122411 [2021-02-16 18:28:44,800 INFO L761 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 237 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=493, Invalid=1313, Unknown=0, NotChecked=0, Total=1806 [2021-02-16 18:28:46,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122411 states. [2021-02-16 18:28:49,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122411 to 87017. [2021-02-16 18:28:49,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87017 states, 87013 states have (on average 3.086148046843575) internal successors, (268535), 87016 states have internal predecessors, (268535), 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) [2021-02-16 18:28:49,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87017 states to 87017 states and 268535 transitions. [2021-02-16 18:28:49,497 INFO L78 Accepts]: Start accepts. Automaton has 87017 states and 268535 transitions. Word has length 74 [2021-02-16 18:28:49,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-16 18:28:49,498 INFO L480 AbstractCegarLoop]: Abstraction has 87017 states and 268535 transitions. [2021-02-16 18:28:49,498 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 3.7) internal successors, (74), 20 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) [2021-02-16 18:28:49,498 INFO L276 IsEmpty]: Start isEmpty. Operand 87017 states and 268535 transitions. [2021-02-16 18:28:49,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-02-16 18:28:49,581 INFO L497 BasicCegarLoop]: Found error trace [2021-02-16 18:28:49,581 INFO L505 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] [2021-02-16 18:28:49,581 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-16 18:28:49,581 INFO L428 AbstractCegarLoop]: === Iteration 3 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-16 18:28:49,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-16 18:28:49,582 INFO L82 PathProgramCache]: Analyzing trace with hash -107618222, now seen corresponding path program 2 times [2021-02-16 18:28:49,582 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-16 18:28:49,582 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798922166] [2021-02-16 18:28:49,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-16 18:28:49,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-16 18:28:49,823 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:49,823 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:28:49,826 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:49,832 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-16 18:28:49,838 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:49,838 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:28:49,853 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:49,858 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-16 18:28:49,879 WARN L141 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-02-16 18:28:49,881 WARN L147 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size 25 [2021-02-16 18:28:49,906 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:49,907 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-16 18:28:49,939 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:49,941 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-02-16 18:28:49,980 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:49,981 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-02-16 18:28:49,999 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:50,000 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-02-16 18:28:50,019 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:50,019 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-02-16 18:28:50,039 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:50,040 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-02-16 18:28:50,060 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:50,061 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-02-16 18:28:50,083 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:50,085 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-02-16 18:28:50,109 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:50,110 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-02-16 18:28:50,143 WARN L141 QuantifierPusher]: treesize reduction 10, result has 72.2 percent of original size [2021-02-16 18:28:50,147 WARN L147 QuantifierPusher]: treesize reduction 10, result has 72.2 percent of original size 26 [2021-02-16 18:28:50,186 WARN L141 QuantifierPusher]: treesize reduction 10, result has 76.7 percent of original size [2021-02-16 18:28:50,187 WARN L147 QuantifierPusher]: treesize reduction 10, result has 76.7 percent of original size 33 [2021-02-16 18:28:50,232 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:50,234 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-02-16 18:28:50,266 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:50,268 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-16 18:28:50,291 WARN L141 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-02-16 18:28:50,292 WARN L147 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size 19 [2021-02-16 18:28:50,340 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:50,341 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:28:50,341 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:50,342 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:28:50,343 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:50,343 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:28:50,344 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:28:50,345 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:28:50,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-16 18:28:50,365 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [798922166] [2021-02-16 18:28:50,365 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-16 18:28:50,365 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2021-02-16 18:28:50,366 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444743732] [2021-02-16 18:28:50,366 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-02-16 18:28:50,366 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-16 18:28:50,367 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-02-16 18:28:50,367 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2021-02-16 18:28:50,368 INFO L87 Difference]: Start difference. First operand 87017 states and 268535 transitions. Second operand has 20 states, 20 states have (on average 3.7) internal successors, (74), 20 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) [2021-02-16 18:28:51,037 WARN L202 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 32 [2021-02-16 18:28:51,444 WARN L202 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 52 [2021-02-16 18:28:51,641 WARN L202 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 65 [2021-02-16 18:28:52,079 WARN L202 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 69 [2021-02-16 18:28:52,444 WARN L202 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 74 [2021-02-16 18:28:52,703 WARN L202 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 77 [2021-02-16 18:28:52,984 WARN L202 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 79 [2021-02-16 18:28:53,294 WARN L202 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 82 [2021-02-16 18:28:53,493 WARN L202 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 55 [2021-02-16 18:28:53,937 WARN L202 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 77 [2021-02-16 18:28:54,184 WARN L202 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 63 [2021-02-16 18:28:54,413 WARN L202 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 55 [2021-02-16 18:28:54,720 WARN L202 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 82 [2021-02-16 18:28:54,999 WARN L202 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 65 [2021-02-16 18:28:57,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-16 18:28:57,256 INFO L93 Difference]: Finished difference Result 138187 states and 426572 transitions. [2021-02-16 18:28:57,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-02-16 18:28:57,257 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 3.7) internal successors, (74), 20 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 [2021-02-16 18:28:57,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-16 18:28:57,572 INFO L225 Difference]: With dead ends: 138187 [2021-02-16 18:28:57,572 INFO L226 Difference]: Without dead ends: 137557 [2021-02-16 18:28:57,574 INFO L761 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 232 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=500, Invalid=1306, Unknown=0, NotChecked=0, Total=1806 [2021-02-16 18:28:58,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137557 states. [2021-02-16 18:29:00,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137557 to 86995. [2021-02-16 18:29:00,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86995 states, 86991 states have (on average 3.0861813291030105) internal successors, (268470), 86994 states have internal predecessors, (268470), 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) [2021-02-16 18:29:01,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86995 states to 86995 states and 268470 transitions. [2021-02-16 18:29:01,409 INFO L78 Accepts]: Start accepts. Automaton has 86995 states and 268470 transitions. Word has length 74 [2021-02-16 18:29:01,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-16 18:29:01,410 INFO L480 AbstractCegarLoop]: Abstraction has 86995 states and 268470 transitions. [2021-02-16 18:29:01,410 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 3.7) internal successors, (74), 20 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) [2021-02-16 18:29:01,410 INFO L276 IsEmpty]: Start isEmpty. Operand 86995 states and 268470 transitions. [2021-02-16 18:29:01,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-02-16 18:29:01,494 INFO L497 BasicCegarLoop]: Found error trace [2021-02-16 18:29:01,494 INFO L505 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] [2021-02-16 18:29:01,494 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-16 18:29:01,494 INFO L428 AbstractCegarLoop]: === Iteration 4 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-16 18:29:01,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-16 18:29:01,495 INFO L82 PathProgramCache]: Analyzing trace with hash 1750166150, now seen corresponding path program 3 times [2021-02-16 18:29:01,495 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-16 18:29:01,496 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131140508] [2021-02-16 18:29:01,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-16 18:29:01,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-16 18:29:01,688 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:01,691 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:29:01,692 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:01,692 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-16 18:29:01,704 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:01,706 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:29:01,722 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:01,723 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-16 18:29:01,740 WARN L141 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-02-16 18:29:01,741 WARN L147 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size 25 [2021-02-16 18:29:01,775 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:01,776 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-16 18:29:01,816 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:01,817 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-02-16 18:29:01,865 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:01,866 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-02-16 18:29:01,888 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:01,888 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-02-16 18:29:01,913 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:01,913 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-02-16 18:29:01,939 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:01,940 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-02-16 18:29:01,963 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:01,964 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-02-16 18:29:01,991 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:01,992 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-02-16 18:29:02,023 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:02,031 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-02-16 18:29:02,064 WARN L141 QuantifierPusher]: treesize reduction 10, result has 72.2 percent of original size [2021-02-16 18:29:02,064 WARN L147 QuantifierPusher]: treesize reduction 10, result has 72.2 percent of original size 26 [2021-02-16 18:29:02,102 WARN L141 QuantifierPusher]: treesize reduction 10, result has 76.7 percent of original size [2021-02-16 18:29:02,103 WARN L147 QuantifierPusher]: treesize reduction 10, result has 76.7 percent of original size 33 [2021-02-16 18:29:02,142 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:02,143 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-02-16 18:29:02,172 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:02,173 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-16 18:29:02,199 WARN L141 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-02-16 18:29:02,200 WARN L147 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size 19 [2021-02-16 18:29:02,255 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:02,255 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:29:02,257 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:02,257 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:29:02,258 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:02,258 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:29:02,260 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:02,261 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:29:02,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-16 18:29:02,285 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131140508] [2021-02-16 18:29:02,285 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-16 18:29:02,285 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2021-02-16 18:29:02,285 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [201361646] [2021-02-16 18:29:02,286 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-02-16 18:29:02,286 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-16 18:29:02,287 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-02-16 18:29:02,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2021-02-16 18:29:02,287 INFO L87 Difference]: Start difference. First operand 86995 states and 268470 transitions. Second operand has 20 states, 20 states have (on average 3.7) internal successors, (74), 20 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) [2021-02-16 18:29:03,076 WARN L202 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 52 [2021-02-16 18:29:03,292 WARN L202 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 65 [2021-02-16 18:29:03,753 WARN L202 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 69 [2021-02-16 18:29:04,176 WARN L202 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 73 [2021-02-16 18:29:04,804 WARN L202 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 77 [2021-02-16 18:29:05,106 WARN L202 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 79 [2021-02-16 18:29:05,437 WARN L202 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 82 [2021-02-16 18:29:05,758 WARN L202 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 76 [2021-02-16 18:29:06,137 WARN L202 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 81 [2021-02-16 18:29:08,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-16 18:29:08,181 INFO L93 Difference]: Finished difference Result 113997 states and 351669 transitions. [2021-02-16 18:29:08,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-02-16 18:29:08,182 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 3.7) internal successors, (74), 20 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 [2021-02-16 18:29:08,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-16 18:29:08,418 INFO L225 Difference]: With dead ends: 113997 [2021-02-16 18:29:08,418 INFO L226 Difference]: Without dead ends: 113283 [2021-02-16 18:29:08,418 INFO L761 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 164 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=396, Invalid=1086, Unknown=0, NotChecked=0, Total=1482 [2021-02-16 18:29:09,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113283 states. [2021-02-16 18:29:11,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113283 to 85301. [2021-02-16 18:29:11,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85301 states, 85297 states have (on average 3.088279775373108) internal successors, (263421), 85300 states have internal predecessors, (263421), 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) [2021-02-16 18:29:11,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85301 states to 85301 states and 263421 transitions. [2021-02-16 18:29:11,550 INFO L78 Accepts]: Start accepts. Automaton has 85301 states and 263421 transitions. Word has length 74 [2021-02-16 18:29:11,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-16 18:29:11,550 INFO L480 AbstractCegarLoop]: Abstraction has 85301 states and 263421 transitions. [2021-02-16 18:29:11,550 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 3.7) internal successors, (74), 20 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) [2021-02-16 18:29:11,550 INFO L276 IsEmpty]: Start isEmpty. Operand 85301 states and 263421 transitions. [2021-02-16 18:29:11,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-02-16 18:29:11,623 INFO L497 BasicCegarLoop]: Found error trace [2021-02-16 18:29:11,623 INFO L505 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] [2021-02-16 18:29:11,623 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-02-16 18:29:11,623 INFO L428 AbstractCegarLoop]: === Iteration 5 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-16 18:29:11,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-16 18:29:11,624 INFO L82 PathProgramCache]: Analyzing trace with hash 270739762, now seen corresponding path program 1 times [2021-02-16 18:29:11,624 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-16 18:29:11,624 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1713380805] [2021-02-16 18:29:11,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-16 18:29:11,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-16 18:29:11,896 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:11,897 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:29:11,897 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:11,898 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-16 18:29:11,901 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:11,902 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:29:11,915 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:11,915 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-16 18:29:11,932 WARN L141 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-02-16 18:29:11,934 WARN L147 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size 25 [2021-02-16 18:29:11,964 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:11,966 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-16 18:29:12,005 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:12,009 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-02-16 18:29:12,061 WARN L141 QuantifierPusher]: treesize reduction 3, result has 94.3 percent of original size [2021-02-16 18:29:12,062 WARN L147 QuantifierPusher]: treesize reduction 3, result has 94.3 percent of original size 50 [2021-02-16 18:29:12,084 WARN L141 QuantifierPusher]: treesize reduction 3, result has 93.9 percent of original size [2021-02-16 18:29:12,085 WARN L147 QuantifierPusher]: treesize reduction 3, result has 93.9 percent of original size 46 [2021-02-16 18:29:12,109 WARN L141 QuantifierPusher]: treesize reduction 3, result has 94.5 percent of original size [2021-02-16 18:29:12,110 WARN L147 QuantifierPusher]: treesize reduction 3, result has 94.5 percent of original size 52 [2021-02-16 18:29:12,141 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:29:12,142 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:29:12,172 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:29:12,173 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:29:12,206 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:29:12,207 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:29:12,240 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:29:12,241 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:29:12,278 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:29:12,279 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:29:12,317 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:29:12,318 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:29:12,359 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:29:12,360 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:29:12,402 WARN L141 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size [2021-02-16 18:29:12,403 WARN L147 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size 32 [2021-02-16 18:29:12,452 WARN L141 QuantifierPusher]: treesize reduction 18, result has 66.0 percent of original size [2021-02-16 18:29:12,453 WARN L147 QuantifierPusher]: treesize reduction 18, result has 66.0 percent of original size 35 [2021-02-16 18:29:12,507 WARN L141 QuantifierPusher]: treesize reduction 15, result has 74.1 percent of original size [2021-02-16 18:29:12,508 WARN L147 QuantifierPusher]: treesize reduction 15, result has 74.1 percent of original size 43 [2021-02-16 18:29:12,548 WARN L141 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size [2021-02-16 18:29:12,551 WARN L147 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size 37 [2021-02-16 18:29:12,607 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:12,610 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:29:12,651 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:12,652 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-02-16 18:29:13,214 WARN L141 QuantifierPusher]: treesize reduction 14, result has 58.8 percent of original size [2021-02-16 18:29:13,216 WARN L147 QuantifierPusher]: treesize reduction 14, result has 58.8 percent of original size 20 [2021-02-16 18:29:13,274 WARN L141 QuantifierPusher]: treesize reduction 14, result has 65.9 percent of original size [2021-02-16 18:29:13,275 WARN L147 QuantifierPusher]: treesize reduction 14, result has 65.9 percent of original size 27 [2021-02-16 18:29:13,336 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:13,338 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:29:13,390 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:13,391 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-16 18:29:13,439 WARN L141 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-02-16 18:29:13,440 WARN L147 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size 19 [2021-02-16 18:29:13,527 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:13,527 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:29:13,528 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:13,528 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:29:13,530 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:13,534 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:29:13,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-16 18:29:13,561 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1713380805] [2021-02-16 18:29:13,561 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-16 18:29:13,561 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-02-16 18:29:13,561 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472238277] [2021-02-16 18:29:13,562 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-02-16 18:29:13,562 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-16 18:29:13,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-02-16 18:29:13,565 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=687, Unknown=0, NotChecked=0, Total=756 [2021-02-16 18:29:13,565 INFO L87 Difference]: Start difference. First operand 85301 states and 263421 transitions. Second operand has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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) [2021-02-16 18:29:14,456 WARN L202 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 44 [2021-02-16 18:29:14,621 WARN L202 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 50 [2021-02-16 18:29:14,822 WARN L202 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 54 [2021-02-16 18:29:15,083 WARN L202 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 52 [2021-02-16 18:29:15,363 WARN L202 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 58 [2021-02-16 18:29:15,785 WARN L202 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 62 [2021-02-16 18:29:16,230 WARN L202 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 66 [2021-02-16 18:29:16,661 WARN L202 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 68 [2021-02-16 18:29:17,542 WARN L202 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 58 [2021-02-16 18:29:17,930 WARN L202 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 81 [2021-02-16 18:29:18,206 WARN L202 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 56 [2021-02-16 18:29:18,614 WARN L202 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 62 [2021-02-16 18:29:18,971 WARN L202 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 62 [2021-02-16 18:29:19,333 WARN L202 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 60 [2021-02-16 18:29:19,583 WARN L202 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 66 [2021-02-16 18:29:20,021 WARN L202 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 66 [2021-02-16 18:29:20,331 WARN L202 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 66 [2021-02-16 18:29:20,628 WARN L202 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 64 [2021-02-16 18:29:20,891 WARN L202 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 70 [2021-02-16 18:29:21,377 WARN L202 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 70 [2021-02-16 18:29:21,684 WARN L202 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 68 [2021-02-16 18:29:21,974 WARN L202 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 73 [2021-02-16 18:29:22,449 WARN L202 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 70 [2021-02-16 18:29:22,772 WARN L202 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 74 [2021-02-16 18:29:23,112 WARN L202 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 71 [2021-02-16 18:29:23,370 WARN L202 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 65 [2021-02-16 18:29:23,807 WARN L202 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 70 [2021-02-16 18:29:24,196 WARN L202 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 77 [2021-02-16 18:29:24,501 WARN L202 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 63 [2021-02-16 18:29:24,967 WARN L202 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 79 [2021-02-16 18:29:25,343 WARN L202 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 74 [2021-02-16 18:29:25,693 WARN L202 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 69 [2021-02-16 18:29:25,988 WARN L202 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 70 [2021-02-16 18:29:26,461 WARN L202 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 78 [2021-02-16 18:29:26,863 WARN L202 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 82 [2021-02-16 18:29:27,191 WARN L202 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 68 [2021-02-16 18:29:27,736 WARN L202 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 82 [2021-02-16 18:29:28,175 WARN L202 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 85 [2021-02-16 18:29:28,581 WARN L202 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 74 [2021-02-16 18:29:29,082 WARN L202 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 83 [2021-02-16 18:29:29,541 WARN L202 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 86 [2021-02-16 18:29:29,928 WARN L202 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 77 [2021-02-16 18:29:30,503 WARN L202 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 87 [2021-02-16 18:29:31,004 WARN L202 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 89 [2021-02-16 18:29:31,542 WARN L202 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 89 [2021-02-16 18:29:32,037 WARN L202 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 91 [2021-02-16 18:29:32,513 WARN L202 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 81 [2021-02-16 18:29:32,941 WARN L202 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 82 [2021-02-16 18:29:33,614 WARN L202 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 94 [2021-02-16 18:29:34,235 WARN L202 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 86 [2021-02-16 18:29:34,720 WARN L202 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 86 [2021-02-16 18:29:35,278 WARN L202 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 93 [2021-02-16 18:29:36,009 WARN L202 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 97 [2021-02-16 18:29:36,543 WARN L202 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 91 [2021-02-16 18:29:37,221 WARN L202 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 101 [2021-02-16 18:29:37,991 WARN L202 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 104 [2021-02-16 18:29:38,704 WARN L202 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 96 [2021-02-16 18:29:39,861 WARN L202 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 101 [2021-02-16 18:29:42,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-16 18:29:42,551 INFO L93 Difference]: Finished difference Result 130826 states and 403706 transitions. [2021-02-16 18:29:42,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-02-16 18:29:42,551 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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 90 [2021-02-16 18:29:42,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-16 18:29:42,873 INFO L225 Difference]: With dead ends: 130826 [2021-02-16 18:29:42,873 INFO L226 Difference]: Without dead ends: 130826 [2021-02-16 18:29:42,876 INFO L761 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1317 ImplicationChecksByTransitivity, 22.5s TimeCoverageRelationStatistics Valid=2709, Invalid=6411, Unknown=0, NotChecked=0, Total=9120 [2021-02-16 18:29:44,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130826 states. [2021-02-16 18:29:46,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130826 to 99458. [2021-02-16 18:29:46,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99458 states, 99454 states have (on average 3.093420073601866) internal successors, (307653), 99457 states have internal predecessors, (307653), 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) [2021-02-16 18:29:46,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99458 states to 99458 states and 307653 transitions. [2021-02-16 18:29:46,665 INFO L78 Accepts]: Start accepts. Automaton has 99458 states and 307653 transitions. Word has length 90 [2021-02-16 18:29:46,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-16 18:29:46,667 INFO L480 AbstractCegarLoop]: Abstraction has 99458 states and 307653 transitions. [2021-02-16 18:29:46,667 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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) [2021-02-16 18:29:46,667 INFO L276 IsEmpty]: Start isEmpty. Operand 99458 states and 307653 transitions. [2021-02-16 18:29:46,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-02-16 18:29:46,762 INFO L497 BasicCegarLoop]: Found error trace [2021-02-16 18:29:46,762 INFO L505 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] [2021-02-16 18:29:46,762 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-02-16 18:29:46,762 INFO L428 AbstractCegarLoop]: === Iteration 6 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-16 18:29:46,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-16 18:29:46,763 INFO L82 PathProgramCache]: Analyzing trace with hash -1929262790, now seen corresponding path program 2 times [2021-02-16 18:29:46,763 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-16 18:29:46,763 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336412831] [2021-02-16 18:29:46,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-16 18:29:46,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-16 18:29:46,962 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:46,963 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:29:46,963 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:46,964 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-16 18:29:46,967 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:46,968 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:29:46,980 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:46,981 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-16 18:29:46,997 WARN L141 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-02-16 18:29:46,998 WARN L147 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size 25 [2021-02-16 18:29:47,022 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:47,023 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-16 18:29:47,053 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:47,053 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-02-16 18:29:47,093 WARN L141 QuantifierPusher]: treesize reduction 3, result has 94.3 percent of original size [2021-02-16 18:29:47,094 WARN L147 QuantifierPusher]: treesize reduction 3, result has 94.3 percent of original size 50 [2021-02-16 18:29:47,111 WARN L141 QuantifierPusher]: treesize reduction 3, result has 93.9 percent of original size [2021-02-16 18:29:47,112 WARN L147 QuantifierPusher]: treesize reduction 3, result has 93.9 percent of original size 46 [2021-02-16 18:29:47,130 WARN L141 QuantifierPusher]: treesize reduction 3, result has 94.5 percent of original size [2021-02-16 18:29:47,131 WARN L147 QuantifierPusher]: treesize reduction 3, result has 94.5 percent of original size 52 [2021-02-16 18:29:47,156 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:29:47,156 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:29:47,180 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:29:47,180 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:29:47,204 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:29:47,205 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:29:47,234 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:29:47,235 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:29:47,265 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:29:47,266 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:29:47,301 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:29:47,302 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:29:47,340 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:29:47,340 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:29:47,379 WARN L141 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size [2021-02-16 18:29:47,380 WARN L147 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size 32 [2021-02-16 18:29:47,425 WARN L141 QuantifierPusher]: treesize reduction 18, result has 66.0 percent of original size [2021-02-16 18:29:47,426 WARN L147 QuantifierPusher]: treesize reduction 18, result has 66.0 percent of original size 35 [2021-02-16 18:29:47,474 WARN L141 QuantifierPusher]: treesize reduction 15, result has 74.1 percent of original size [2021-02-16 18:29:47,474 WARN L147 QuantifierPusher]: treesize reduction 15, result has 74.1 percent of original size 43 [2021-02-16 18:29:47,511 WARN L141 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size [2021-02-16 18:29:47,512 WARN L147 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size 37 [2021-02-16 18:29:47,563 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:47,563 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:29:47,600 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:47,601 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-02-16 18:29:47,646 WARN L141 QuantifierPusher]: treesize reduction 10, result has 69.7 percent of original size [2021-02-16 18:29:47,647 WARN L147 QuantifierPusher]: treesize reduction 10, result has 69.7 percent of original size 23 [2021-02-16 18:29:47,698 WARN L141 QuantifierPusher]: treesize reduction 10, result has 75.0 percent of original size [2021-02-16 18:29:47,699 WARN L147 QuantifierPusher]: treesize reduction 10, result has 75.0 percent of original size 30 [2021-02-16 18:29:47,753 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:47,754 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-16 18:29:47,798 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:47,799 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-16 18:29:47,836 WARN L141 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-02-16 18:29:47,837 WARN L147 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size 19 [2021-02-16 18:29:47,890 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:47,890 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:29:47,891 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:47,891 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:29:47,892 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:29:47,892 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:29:47,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-16 18:29:47,919 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [336412831] [2021-02-16 18:29:47,919 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-16 18:29:47,919 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-02-16 18:29:47,920 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [238450988] [2021-02-16 18:29:47,920 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-02-16 18:29:47,920 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-16 18:29:47,921 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-02-16 18:29:47,922 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=688, Unknown=0, NotChecked=0, Total=756 [2021-02-16 18:29:47,922 INFO L87 Difference]: Start difference. First operand 99458 states and 307653 transitions. Second operand has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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) [2021-02-16 18:29:49,403 WARN L202 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 50 [2021-02-16 18:29:49,593 WARN L202 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 57 [2021-02-16 18:29:49,772 WARN L202 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 48 [2021-02-16 18:29:50,030 WARN L202 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 55 [2021-02-16 18:29:50,259 WARN L202 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 52 [2021-02-16 18:29:50,543 WARN L202 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 59 [2021-02-16 18:29:50,920 WARN L202 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 56 [2021-02-16 18:29:51,261 WARN L202 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 63 [2021-02-16 18:29:51,546 WARN L202 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 60 [2021-02-16 18:29:52,003 WARN L202 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 64 [2021-02-16 18:29:52,504 WARN L202 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 66 [2021-02-16 18:29:53,448 WARN L202 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 62 [2021-02-16 18:29:53,896 WARN L202 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 79 [2021-02-16 18:29:54,192 WARN L202 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 60 [2021-02-16 18:29:54,656 WARN L202 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 64 [2021-02-16 18:29:55,027 WARN L202 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 67 [2021-02-16 18:29:55,407 WARN L202 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 65 [2021-02-16 18:29:55,657 WARN L202 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 70 [2021-02-16 18:29:56,138 WARN L202 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 68 [2021-02-16 18:29:56,462 WARN L202 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 69 [2021-02-16 18:29:56,755 WARN L202 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 68 [2021-02-16 18:29:56,981 WARN L202 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 72 [2021-02-16 18:29:57,421 WARN L202 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 64 [2021-02-16 18:29:57,809 WARN L202 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 72 [2021-02-16 18:29:58,117 WARN L202 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 70 [2021-02-16 18:29:58,401 WARN L202 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 75 [2021-02-16 18:29:58,931 WARN L202 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 74 [2021-02-16 18:29:59,250 WARN L202 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 73 [2021-02-16 18:29:59,506 WARN L202 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 70 [2021-02-16 18:29:59,921 WARN L202 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 68 [2021-02-16 18:30:00,328 WARN L202 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 73 [2021-02-16 18:30:00,708 WARN L202 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 77 [2021-02-16 18:30:01,009 WARN L202 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 68 [2021-02-16 18:30:01,446 WARN L202 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 68 [2021-02-16 18:30:01,838 WARN L202 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 76 [2021-02-16 18:30:02,178 WARN L202 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 72 [2021-02-16 18:30:02,470 WARN L202 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 75 [2021-02-16 18:30:02,918 WARN L202 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 75 [2021-02-16 18:30:03,325 WARN L202 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 74 [2021-02-16 18:30:03,784 WARN L202 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 78 [2021-02-16 18:30:04,133 WARN L202 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 73 [2021-02-16 18:30:04,641 WARN L202 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 74 [2021-02-16 18:30:05,065 WARN L202 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 76 [2021-02-16 18:30:05,574 WARN L202 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 83 [2021-02-16 18:30:05,958 WARN L202 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 77 [2021-02-16 18:30:06,473 WARN L202 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 78 [2021-02-16 18:30:06,935 WARN L202 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 79 [2021-02-16 18:30:07,386 WARN L202 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 76 [2021-02-16 18:30:07,878 WARN L202 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 79 [2021-02-16 18:30:08,353 WARN L202 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 80 [2021-02-16 18:30:08,781 WARN L202 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 73 [2021-02-16 18:30:09,444 WARN L202 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 83 [2021-02-16 18:30:09,961 WARN L202 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 83 [2021-02-16 18:30:10,493 WARN L202 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 82 [2021-02-16 18:30:10,975 WARN L202 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 85 [2021-02-16 18:30:11,489 WARN L202 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 85 [2021-02-16 18:30:11,949 WARN L202 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 77 [2021-02-16 18:30:12,415 WARN L202 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 78 [2021-02-16 18:30:13,155 WARN L202 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 88 [2021-02-16 18:30:13,814 WARN L202 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 82 [2021-02-16 18:30:14,322 WARN L202 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 82 [2021-02-16 18:30:14,919 WARN L202 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 89 [2021-02-16 18:30:15,695 WARN L202 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 93 [2021-02-16 18:30:16,258 WARN L202 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 87 [2021-02-16 18:30:17,066 WARN L202 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 95 [2021-02-16 18:30:17,976 WARN L202 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 98 [2021-02-16 18:30:18,932 WARN L202 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 92 [2021-02-16 18:30:20,135 WARN L202 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 97 [2021-02-16 18:30:22,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-16 18:30:22,999 INFO L93 Difference]: Finished difference Result 163817 states and 506877 transitions. [2021-02-16 18:30:22,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-02-16 18:30:23,000 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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 90 [2021-02-16 18:30:23,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-16 18:30:23,301 INFO L225 Difference]: With dead ends: 163817 [2021-02-16 18:30:23,301 INFO L226 Difference]: Without dead ends: 163817 [2021-02-16 18:30:23,304 INFO L761 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 105 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1696 ImplicationChecksByTransitivity, 25.9s TimeCoverageRelationStatistics Valid=3380, Invalid=7962, Unknown=0, NotChecked=0, Total=11342 [2021-02-16 18:30:24,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163817 states. [2021-02-16 18:30:26,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163817 to 109745. [2021-02-16 18:30:26,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109745 states, 109741 states have (on average 3.0944769958356493) internal successors, (339591), 109744 states have internal predecessors, (339591), 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) [2021-02-16 18:30:27,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109745 states to 109745 states and 339591 transitions. [2021-02-16 18:30:27,238 INFO L78 Accepts]: Start accepts. Automaton has 109745 states and 339591 transitions. Word has length 90 [2021-02-16 18:30:27,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-16 18:30:27,238 INFO L480 AbstractCegarLoop]: Abstraction has 109745 states and 339591 transitions. [2021-02-16 18:30:27,238 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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) [2021-02-16 18:30:27,239 INFO L276 IsEmpty]: Start isEmpty. Operand 109745 states and 339591 transitions. [2021-02-16 18:30:27,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-02-16 18:30:27,338 INFO L497 BasicCegarLoop]: Found error trace [2021-02-16 18:30:27,338 INFO L505 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] [2021-02-16 18:30:27,338 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-02-16 18:30:27,338 INFO L428 AbstractCegarLoop]: === Iteration 7 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-16 18:30:27,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-16 18:30:27,339 INFO L82 PathProgramCache]: Analyzing trace with hash 1632547962, now seen corresponding path program 3 times [2021-02-16 18:30:27,339 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-16 18:30:27,339 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1628026839] [2021-02-16 18:30:27,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-16 18:30:27,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-16 18:30:27,506 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:30:27,507 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:30:27,507 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:30:27,507 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-16 18:30:27,511 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:30:27,511 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:30:27,523 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:30:27,524 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-16 18:30:27,539 WARN L141 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-02-16 18:30:27,540 WARN L147 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size 25 [2021-02-16 18:30:27,565 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:30:27,566 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-16 18:30:27,597 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:30:27,598 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-02-16 18:30:27,639 WARN L141 QuantifierPusher]: treesize reduction 3, result has 94.3 percent of original size [2021-02-16 18:30:27,640 WARN L147 QuantifierPusher]: treesize reduction 3, result has 94.3 percent of original size 50 [2021-02-16 18:30:27,660 WARN L141 QuantifierPusher]: treesize reduction 3, result has 93.9 percent of original size [2021-02-16 18:30:27,660 WARN L147 QuantifierPusher]: treesize reduction 3, result has 93.9 percent of original size 46 [2021-02-16 18:30:27,679 WARN L141 QuantifierPusher]: treesize reduction 3, result has 94.5 percent of original size [2021-02-16 18:30:27,680 WARN L147 QuantifierPusher]: treesize reduction 3, result has 94.5 percent of original size 52 [2021-02-16 18:30:27,707 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:30:27,707 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:30:27,733 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:30:27,733 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:30:27,757 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:30:27,758 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:30:27,784 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:30:27,784 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:30:27,812 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:30:27,813 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:30:27,841 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:30:27,842 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:30:27,874 WARN L141 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size [2021-02-16 18:30:27,875 WARN L147 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size 32 [2021-02-16 18:30:27,919 WARN L141 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size [2021-02-16 18:30:27,921 WARN L147 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size 32 [2021-02-16 18:30:27,965 WARN L141 QuantifierPusher]: treesize reduction 18, result has 66.0 percent of original size [2021-02-16 18:30:27,966 WARN L147 QuantifierPusher]: treesize reduction 18, result has 66.0 percent of original size 35 [2021-02-16 18:30:28,598 WARN L141 QuantifierPusher]: treesize reduction 15, result has 74.1 percent of original size [2021-02-16 18:30:28,601 WARN L147 QuantifierPusher]: treesize reduction 15, result has 74.1 percent of original size 43 [2021-02-16 18:30:28,645 WARN L141 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size [2021-02-16 18:30:28,646 WARN L147 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size 37 [2021-02-16 18:30:28,687 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:30:28,688 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:30:28,717 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:30:28,717 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-02-16 18:30:28,752 WARN L141 QuantifierPusher]: treesize reduction 10, result has 69.7 percent of original size [2021-02-16 18:30:28,753 WARN L147 QuantifierPusher]: treesize reduction 10, result has 69.7 percent of original size 23 [2021-02-16 18:30:28,791 WARN L141 QuantifierPusher]: treesize reduction 10, result has 75.0 percent of original size [2021-02-16 18:30:28,794 WARN L147 QuantifierPusher]: treesize reduction 10, result has 75.0 percent of original size 30 [2021-02-16 18:30:28,838 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:30:28,839 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-16 18:30:28,877 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:30:28,878 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-16 18:30:28,919 WARN L141 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-02-16 18:30:28,920 WARN L147 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size 19 [2021-02-16 18:30:28,985 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:30:28,986 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:30:28,987 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:30:28,987 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:30:28,988 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:30:28,988 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:30:29,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-16 18:30:29,011 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1628026839] [2021-02-16 18:30:29,012 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-16 18:30:29,012 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-02-16 18:30:29,012 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [710080838] [2021-02-16 18:30:29,012 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-02-16 18:30:29,012 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-16 18:30:29,013 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-02-16 18:30:29,013 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=689, Unknown=0, NotChecked=0, Total=756 [2021-02-16 18:30:29,013 INFO L87 Difference]: Start difference. First operand 109745 states and 339591 transitions. Second operand has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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) [2021-02-16 18:30:29,893 WARN L202 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 44 [2021-02-16 18:30:30,062 WARN L202 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 50 [2021-02-16 18:30:30,268 WARN L202 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 57 [2021-02-16 18:30:30,458 WARN L202 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 48 [2021-02-16 18:30:30,714 WARN L202 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 55 [2021-02-16 18:30:30,947 WARN L202 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 52 [2021-02-16 18:30:31,238 WARN L202 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 59 [2021-02-16 18:30:31,621 WARN L202 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 56 [2021-02-16 18:30:31,967 WARN L202 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 63 [2021-02-16 18:30:32,339 WARN L202 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 60 [2021-02-16 18:30:32,982 WARN L202 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 67 [2021-02-16 18:30:33,286 WARN L202 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 64 [2021-02-16 18:30:33,835 WARN L202 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 66 [2021-02-16 18:30:34,578 WARN L202 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 62 [2021-02-16 18:30:35,041 WARN L202 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 79 [2021-02-16 18:30:35,337 WARN L202 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 60 [2021-02-16 18:30:35,806 WARN L202 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 64 [2021-02-16 18:30:36,179 WARN L202 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 67 [2021-02-16 18:30:36,570 WARN L202 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 65 [2021-02-16 18:30:36,823 WARN L202 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 70 [2021-02-16 18:30:37,310 WARN L202 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 68 [2021-02-16 18:30:37,635 WARN L202 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 69 [2021-02-16 18:30:37,938 WARN L202 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 68 [2021-02-16 18:30:38,198 WARN L202 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 72 [2021-02-16 18:30:38,705 WARN L202 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 72 [2021-02-16 18:30:39,019 WARN L202 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 70 [2021-02-16 18:30:39,306 WARN L202 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 75 [2021-02-16 18:30:39,856 WARN L202 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 72 [2021-02-16 18:30:40,217 WARN L202 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 74 [2021-02-16 18:30:40,559 WARN L202 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 73 [2021-02-16 18:30:40,816 WARN L202 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 70 [2021-02-16 18:30:41,240 WARN L202 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 68 [2021-02-16 18:30:41,676 WARN L202 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 73 [2021-02-16 18:30:42,059 WARN L202 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 77 [2021-02-16 18:30:42,363 WARN L202 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 68 [2021-02-16 18:30:42,845 WARN L202 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 76 [2021-02-16 18:30:43,199 WARN L202 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 72 [2021-02-16 18:30:43,496 WARN L202 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 75 [2021-02-16 18:30:43,945 WARN L202 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 75 [2021-02-16 18:30:44,408 WARN L202 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 78 [2021-02-16 18:30:44,811 WARN L202 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 78 [2021-02-16 18:30:45,164 WARN L202 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 73 [2021-02-16 18:30:45,680 WARN L202 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 74 [2021-02-16 18:30:46,170 WARN L202 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 82 [2021-02-16 18:30:46,611 WARN L202 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 83 [2021-02-16 18:30:47,010 WARN L202 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 77 [2021-02-16 18:30:47,554 WARN L202 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 78 [2021-02-16 18:30:48,078 WARN L202 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 84 [2021-02-16 18:30:48,476 WARN L202 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 76 [2021-02-16 18:30:48,998 WARN L202 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 79 [2021-02-16 18:30:49,513 WARN L202 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 80 [2021-02-16 18:30:50,109 WARN L202 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 87 [2021-02-16 18:30:50,655 WARN L202 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 83 [2021-02-16 18:30:51,191 WARN L202 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 83 [2021-02-16 18:30:51,744 WARN L202 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 81 [2021-02-16 18:30:52,174 WARN L202 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 82 [2021-02-16 18:30:52,662 WARN L202 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 85 [2021-02-16 18:30:53,194 WARN L202 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 85 [2021-02-16 18:30:53,708 WARN L202 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 77 [2021-02-16 18:30:54,471 WARN L202 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 88 [2021-02-16 18:30:55,088 WARN L202 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 86 [2021-02-16 18:30:55,647 WARN L202 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 82 [2021-02-16 18:30:56,173 WARN L202 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 82 [2021-02-16 18:30:56,796 WARN L202 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 89 [2021-02-16 18:30:57,616 WARN L202 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 93 [2021-02-16 18:30:58,259 WARN L202 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 87 [2021-02-16 18:30:59,072 WARN L202 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 95 [2021-02-16 18:31:00,033 WARN L202 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 98 [2021-02-16 18:31:00,927 WARN L202 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 92 [2021-02-16 18:31:02,144 WARN L202 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 97 [2021-02-16 18:31:05,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-16 18:31:05,108 INFO L93 Difference]: Finished difference Result 172052 states and 532670 transitions. [2021-02-16 18:31:05,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-02-16 18:31:05,109 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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 90 [2021-02-16 18:31:05,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-16 18:31:05,407 INFO L225 Difference]: With dead ends: 172052 [2021-02-16 18:31:05,408 INFO L226 Difference]: Without dead ends: 172052 [2021-02-16 18:31:05,411 INFO L761 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1736 ImplicationChecksByTransitivity, 27.9s TimeCoverageRelationStatistics Valid=3440, Invalid=8116, Unknown=0, NotChecked=0, Total=11556 [2021-02-16 18:31:07,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172052 states. [2021-02-16 18:31:09,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172052 to 109988. [2021-02-16 18:31:09,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109988 states, 109984 states have (on average 3.094595577538551) internal successors, (340356), 109987 states have internal predecessors, (340356), 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) [2021-02-16 18:31:09,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109988 states to 109988 states and 340356 transitions. [2021-02-16 18:31:09,886 INFO L78 Accepts]: Start accepts. Automaton has 109988 states and 340356 transitions. Word has length 90 [2021-02-16 18:31:09,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-16 18:31:09,886 INFO L480 AbstractCegarLoop]: Abstraction has 109988 states and 340356 transitions. [2021-02-16 18:31:09,886 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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) [2021-02-16 18:31:09,887 INFO L276 IsEmpty]: Start isEmpty. Operand 109988 states and 340356 transitions. [2021-02-16 18:31:09,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-02-16 18:31:09,983 INFO L497 BasicCegarLoop]: Found error trace [2021-02-16 18:31:09,983 INFO L505 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] [2021-02-16 18:31:09,983 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-02-16 18:31:09,983 INFO L428 AbstractCegarLoop]: === Iteration 8 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-16 18:31:09,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-16 18:31:09,983 INFO L82 PathProgramCache]: Analyzing trace with hash 1280883762, now seen corresponding path program 4 times [2021-02-16 18:31:09,984 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-16 18:31:09,984 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [658396141] [2021-02-16 18:31:09,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-16 18:31:10,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-16 18:31:10,099 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:31:10,100 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:31:10,101 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:31:10,101 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-16 18:31:10,104 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:31:10,105 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:31:10,118 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:31:10,118 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-16 18:31:10,135 WARN L141 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-02-16 18:31:10,136 WARN L147 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size 25 [2021-02-16 18:31:10,162 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:31:10,163 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-16 18:31:10,194 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:31:10,195 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-02-16 18:31:10,235 WARN L141 QuantifierPusher]: treesize reduction 3, result has 94.3 percent of original size [2021-02-16 18:31:10,235 WARN L147 QuantifierPusher]: treesize reduction 3, result has 94.3 percent of original size 50 [2021-02-16 18:31:10,253 WARN L141 QuantifierPusher]: treesize reduction 3, result has 93.9 percent of original size [2021-02-16 18:31:10,254 WARN L147 QuantifierPusher]: treesize reduction 3, result has 93.9 percent of original size 46 [2021-02-16 18:31:10,273 WARN L141 QuantifierPusher]: treesize reduction 3, result has 94.5 percent of original size [2021-02-16 18:31:10,273 WARN L147 QuantifierPusher]: treesize reduction 3, result has 94.5 percent of original size 52 [2021-02-16 18:31:10,300 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:31:10,301 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:31:10,328 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:31:10,329 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:31:10,359 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:31:10,360 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:31:10,391 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:31:10,392 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:31:10,432 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:31:10,433 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:31:10,463 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:31:10,464 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:31:10,497 WARN L141 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size [2021-02-16 18:31:10,498 WARN L147 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size 32 [2021-02-16 18:31:10,541 WARN L141 QuantifierPusher]: treesize reduction 18, result has 66.0 percent of original size [2021-02-16 18:31:10,542 WARN L147 QuantifierPusher]: treesize reduction 18, result has 66.0 percent of original size 35 [2021-02-16 18:31:10,587 WARN L141 QuantifierPusher]: treesize reduction 15, result has 74.1 percent of original size [2021-02-16 18:31:10,588 WARN L147 QuantifierPusher]: treesize reduction 15, result has 74.1 percent of original size 43 [2021-02-16 18:31:10,621 WARN L141 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size [2021-02-16 18:31:10,622 WARN L147 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size 37 [2021-02-16 18:31:10,671 WARN L141 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size [2021-02-16 18:31:10,672 WARN L147 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size 37 [2021-02-16 18:31:10,725 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:31:10,727 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:31:10,765 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:31:10,765 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-02-16 18:31:10,810 WARN L141 QuantifierPusher]: treesize reduction 10, result has 69.7 percent of original size [2021-02-16 18:31:10,811 WARN L147 QuantifierPusher]: treesize reduction 10, result has 69.7 percent of original size 23 [2021-02-16 18:31:10,864 WARN L141 QuantifierPusher]: treesize reduction 10, result has 75.0 percent of original size [2021-02-16 18:31:10,868 WARN L147 QuantifierPusher]: treesize reduction 10, result has 75.0 percent of original size 30 [2021-02-16 18:31:10,925 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:31:10,926 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-16 18:31:10,973 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:31:10,974 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-16 18:31:11,018 WARN L141 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-02-16 18:31:11,019 WARN L147 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size 19 [2021-02-16 18:31:11,087 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:31:11,088 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:31:11,088 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:31:11,088 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:31:11,089 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:31:11,089 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:31:11,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-16 18:31:11,115 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [658396141] [2021-02-16 18:31:11,115 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-16 18:31:11,115 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-02-16 18:31:11,115 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602052488] [2021-02-16 18:31:11,115 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-02-16 18:31:11,115 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-16 18:31:11,116 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-02-16 18:31:11,116 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=691, Unknown=0, NotChecked=0, Total=756 [2021-02-16 18:31:11,116 INFO L87 Difference]: Start difference. First operand 109988 states and 340356 transitions. Second operand has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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) [2021-02-16 18:31:12,013 WARN L202 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 44 [2021-02-16 18:31:12,606 WARN L202 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 50 [2021-02-16 18:31:12,811 WARN L202 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 57 [2021-02-16 18:31:13,002 WARN L202 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 48 [2021-02-16 18:31:13,260 WARN L202 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 55 [2021-02-16 18:31:13,489 WARN L202 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 52 [2021-02-16 18:31:13,783 WARN L202 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 59 [2021-02-16 18:31:14,163 WARN L202 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 56 [2021-02-16 18:31:14,510 WARN L202 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 63 [2021-02-16 18:31:14,885 WARN L202 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 60 [2021-02-16 18:31:15,283 WARN L202 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 67 [2021-02-16 18:31:15,680 WARN L202 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 62 [2021-02-16 18:31:16,103 WARN L202 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 69 [2021-02-16 18:31:17,067 WARN L202 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 75 [2021-02-16 18:31:17,353 WARN L202 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 62 [2021-02-16 18:31:17,808 WARN L202 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 82 [2021-02-16 18:31:18,255 WARN L202 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 79 [2021-02-16 18:31:18,603 WARN L202 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 60 [2021-02-16 18:31:19,098 WARN L202 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 64 [2021-02-16 18:31:19,491 WARN L202 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 67 [2021-02-16 18:31:19,905 WARN L202 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 65 [2021-02-16 18:31:20,162 WARN L202 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 70 [2021-02-16 18:31:20,639 WARN L202 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 68 [2021-02-16 18:31:20,965 WARN L202 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 69 [2021-02-16 18:31:21,266 WARN L202 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 68 [2021-02-16 18:31:21,549 WARN L202 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 72 [2021-02-16 18:31:22,083 WARN L202 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 72 [2021-02-16 18:31:22,398 WARN L202 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 70 [2021-02-16 18:31:22,686 WARN L202 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 75 [2021-02-16 18:31:23,220 WARN L202 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 72 [2021-02-16 18:31:23,587 WARN L202 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 74 [2021-02-16 18:31:23,928 WARN L202 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 73 [2021-02-16 18:31:24,192 WARN L202 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 70 [2021-02-16 18:31:24,679 WARN L202 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 73 [2021-02-16 18:31:25,072 WARN L202 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 77 [2021-02-16 18:31:25,379 WARN L202 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 68 [2021-02-16 18:31:25,885 WARN L202 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 74 [2021-02-16 18:31:26,276 WARN L202 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 76 [2021-02-16 18:31:26,632 WARN L202 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 72 [2021-02-16 18:31:26,935 WARN L202 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 75 [2021-02-16 18:31:27,458 WARN L202 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 78 [2021-02-16 18:31:27,865 WARN L202 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 78 [2021-02-16 18:31:28,220 WARN L202 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 73 [2021-02-16 18:31:28,797 WARN L202 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 82 [2021-02-16 18:31:29,238 WARN L202 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 83 [2021-02-16 18:31:29,635 WARN L202 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 77 [2021-02-16 18:31:30,208 WARN L202 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 83 [2021-02-16 18:31:30,672 WARN L202 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 84 [2021-02-16 18:31:31,075 WARN L202 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 76 [2021-02-16 18:31:31,693 WARN L202 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 87 [2021-02-16 18:31:32,204 WARN L202 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 87 [2021-02-16 18:31:32,807 WARN L202 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 87 [2021-02-16 18:31:33,316 WARN L202 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 89 [2021-02-16 18:31:33,782 WARN L202 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 81 [2021-02-16 18:31:34,258 WARN L202 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 82 [2021-02-16 18:31:34,754 WARN L202 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 85 [2021-02-16 18:31:35,388 WARN L202 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 92 [2021-02-16 18:31:36,048 WARN L202 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 86 [2021-02-16 18:31:36,545 WARN L202 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 86 [2021-02-16 18:31:37,145 WARN L202 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 93 [2021-02-16 18:31:37,698 WARN L202 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 89 [2021-02-16 18:31:38,427 WARN L202 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 97 [2021-02-16 18:31:38,978 WARN L202 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 91 [2021-02-16 18:31:39,561 WARN L202 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 93 [2021-02-16 18:31:40,279 WARN L202 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 99 [2021-02-16 18:31:40,938 WARN L202 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 95 [2021-02-16 18:31:41,705 WARN L202 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 102 [2021-02-16 18:31:42,367 WARN L202 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 98 [2021-02-16 18:31:42,538 WARN L202 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 28 [2021-02-16 18:31:43,210 WARN L202 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 96 [2021-02-16 18:31:43,786 WARN L202 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 92 [2021-02-16 18:31:45,001 WARN L202 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 101 [2021-02-16 18:31:45,605 WARN L202 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 97 [2021-02-16 18:31:48,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-16 18:31:48,654 INFO L93 Difference]: Finished difference Result 159794 states and 493876 transitions. [2021-02-16 18:31:48,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2021-02-16 18:31:48,655 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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 90 [2021-02-16 18:31:48,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-16 18:31:48,950 INFO L225 Difference]: With dead ends: 159794 [2021-02-16 18:31:48,951 INFO L226 Difference]: Without dead ends: 159794 [2021-02-16 18:31:48,954 INFO L761 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1870 ImplicationChecksByTransitivity, 28.8s TimeCoverageRelationStatistics Valid=3485, Invalid=8505, Unknown=0, NotChecked=0, Total=11990 [2021-02-16 18:31:50,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159794 states. [2021-02-16 18:31:52,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159794 to 99341. [2021-02-16 18:31:52,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99341 states, 99337 states have (on average 3.093600571790974) internal successors, (307309), 99340 states have internal predecessors, (307309), 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) [2021-02-16 18:31:53,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99341 states to 99341 states and 307309 transitions. [2021-02-16 18:31:53,190 INFO L78 Accepts]: Start accepts. Automaton has 99341 states and 307309 transitions. Word has length 90 [2021-02-16 18:31:53,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-16 18:31:53,190 INFO L480 AbstractCegarLoop]: Abstraction has 99341 states and 307309 transitions. [2021-02-16 18:31:53,190 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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) [2021-02-16 18:31:53,192 INFO L276 IsEmpty]: Start isEmpty. Operand 99341 states and 307309 transitions. [2021-02-16 18:31:53,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-02-16 18:31:53,289 INFO L497 BasicCegarLoop]: Found error trace [2021-02-16 18:31:53,290 INFO L505 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] [2021-02-16 18:31:53,290 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-02-16 18:31:53,290 INFO L428 AbstractCegarLoop]: === Iteration 9 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-16 18:31:53,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-16 18:31:53,290 INFO L82 PathProgramCache]: Analyzing trace with hash 1987113454, now seen corresponding path program 5 times [2021-02-16 18:31:53,290 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-16 18:31:53,291 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986497491] [2021-02-16 18:31:53,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-16 18:31:53,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-16 18:31:53,410 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:31:53,410 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:31:53,411 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:31:53,411 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-16 18:31:53,415 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:31:53,415 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:31:53,428 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:31:53,429 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-16 18:31:53,445 WARN L141 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-02-16 18:31:53,446 WARN L147 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size 25 [2021-02-16 18:31:53,471 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:31:53,472 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-16 18:31:53,503 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:31:53,504 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-02-16 18:31:53,546 WARN L141 QuantifierPusher]: treesize reduction 3, result has 94.3 percent of original size [2021-02-16 18:31:53,547 WARN L147 QuantifierPusher]: treesize reduction 3, result has 94.3 percent of original size 50 [2021-02-16 18:31:53,565 WARN L141 QuantifierPusher]: treesize reduction 3, result has 93.9 percent of original size [2021-02-16 18:31:53,566 WARN L147 QuantifierPusher]: treesize reduction 3, result has 93.9 percent of original size 46 [2021-02-16 18:31:53,589 WARN L141 QuantifierPusher]: treesize reduction 3, result has 94.5 percent of original size [2021-02-16 18:31:53,590 WARN L147 QuantifierPusher]: treesize reduction 3, result has 94.5 percent of original size 52 [2021-02-16 18:31:53,619 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:31:53,620 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:31:53,648 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:31:53,648 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:31:53,679 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:31:53,681 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:31:53,713 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:31:53,714 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:31:53,751 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:31:53,752 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:31:53,789 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:31:53,790 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:31:53,829 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:31:53,830 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:31:53,872 WARN L141 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size [2021-02-16 18:31:53,875 WARN L147 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size 32 [2021-02-16 18:31:53,919 WARN L141 QuantifierPusher]: treesize reduction 18, result has 66.0 percent of original size [2021-02-16 18:31:53,920 WARN L147 QuantifierPusher]: treesize reduction 18, result has 66.0 percent of original size 35 [2021-02-16 18:31:53,971 WARN L141 QuantifierPusher]: treesize reduction 15, result has 74.1 percent of original size [2021-02-16 18:31:53,971 WARN L147 QuantifierPusher]: treesize reduction 15, result has 74.1 percent of original size 43 [2021-02-16 18:31:54,011 WARN L141 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size [2021-02-16 18:31:54,013 WARN L147 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size 37 [2021-02-16 18:31:54,067 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:31:54,067 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:31:54,107 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:31:54,107 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-02-16 18:31:54,155 WARN L141 QuantifierPusher]: treesize reduction 10, result has 69.7 percent of original size [2021-02-16 18:31:54,156 WARN L147 QuantifierPusher]: treesize reduction 10, result has 69.7 percent of original size 23 [2021-02-16 18:31:54,206 WARN L141 QuantifierPusher]: treesize reduction 10, result has 75.0 percent of original size [2021-02-16 18:31:54,207 WARN L147 QuantifierPusher]: treesize reduction 10, result has 75.0 percent of original size 30 [2021-02-16 18:31:54,266 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:31:54,267 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-16 18:31:54,313 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:31:54,314 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-16 18:31:54,358 WARN L141 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-02-16 18:31:54,359 WARN L147 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size 19 [2021-02-16 18:31:54,425 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:31:54,426 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:31:54,427 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:31:54,427 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:31:54,428 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:31:54,428 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:31:54,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-16 18:31:54,452 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1986497491] [2021-02-16 18:31:54,452 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-16 18:31:54,452 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-02-16 18:31:54,452 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [150856043] [2021-02-16 18:31:54,453 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-02-16 18:31:54,453 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-16 18:31:54,454 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-02-16 18:31:54,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=688, Unknown=0, NotChecked=0, Total=756 [2021-02-16 18:31:54,454 INFO L87 Difference]: Start difference. First operand 99341 states and 307309 transitions. Second operand has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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) [2021-02-16 18:31:55,384 WARN L202 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 44 [2021-02-16 18:31:55,572 WARN L202 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 50 [2021-02-16 18:31:55,793 WARN L202 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 54 [2021-02-16 18:31:56,149 WARN L202 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 58 [2021-02-16 18:31:56,447 WARN L202 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 58 [2021-02-16 18:31:57,150 WARN L202 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 62 [2021-02-16 18:31:57,600 WARN L202 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 66 [2021-02-16 18:31:58,107 WARN L202 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 68 [2021-02-16 18:31:58,990 WARN L202 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 81 [2021-02-16 18:31:59,986 WARN L202 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 66 [2021-02-16 18:32:00,513 WARN L202 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 70 [2021-02-16 18:32:00,962 WARN L202 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 70 [2021-02-16 18:32:01,534 WARN L202 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 75 [2021-02-16 18:32:01,943 WARN L202 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 74 [2021-02-16 18:32:02,473 WARN L202 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 74 [2021-02-16 18:32:02,898 WARN L202 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 76 [2021-02-16 18:32:03,437 WARN L202 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 78 [2021-02-16 18:32:03,848 WARN L202 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 79 [2021-02-16 18:32:04,348 WARN L202 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 79 [2021-02-16 18:32:04,782 WARN L202 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 80 [2021-02-16 18:32:05,171 WARN L202 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 73 [2021-02-16 18:32:05,807 WARN L202 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 83 [2021-02-16 18:32:06,276 WARN L202 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 83 [2021-02-16 18:32:06,767 WARN L202 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 85 [2021-02-16 18:32:07,245 WARN L202 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 85 [2021-02-16 18:32:07,680 WARN L202 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 77 [2021-02-16 18:32:08,102 WARN L202 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 78 [2021-02-16 18:32:08,644 WARN L202 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 88 [2021-02-16 18:32:09,196 WARN L202 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 82 [2021-02-16 18:32:09,666 WARN L202 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 82 [2021-02-16 18:32:10,203 WARN L202 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 89 [2021-02-16 18:32:10,796 WARN L202 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 93 [2021-02-16 18:32:11,317 WARN L202 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 87 [2021-02-16 18:32:11,914 WARN L202 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 95 [2021-02-16 18:32:12,560 WARN L202 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 98 [2021-02-16 18:32:13,268 WARN L202 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 92 [2021-02-16 18:32:14,316 WARN L202 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 97 [2021-02-16 18:32:16,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-16 18:32:16,684 INFO L93 Difference]: Finished difference Result 131111 states and 405734 transitions. [2021-02-16 18:32:16,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-02-16 18:32:16,685 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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 90 [2021-02-16 18:32:16,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-16 18:32:16,927 INFO L225 Difference]: With dead ends: 131111 [2021-02-16 18:32:16,927 INFO L226 Difference]: Without dead ends: 131111 [2021-02-16 18:32:16,929 INFO L761 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 678 ImplicationChecksByTransitivity, 16.5s TimeCoverageRelationStatistics Valid=1658, Invalid=3892, Unknown=0, NotChecked=0, Total=5550 [2021-02-16 18:32:18,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131111 states. [2021-02-16 18:32:19,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131111 to 99395. [2021-02-16 18:32:19,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99395 states, 99391 states have (on average 3.093569840327595) internal successors, (307473), 99394 states have internal predecessors, (307473), 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) [2021-02-16 18:32:20,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99395 states to 99395 states and 307473 transitions. [2021-02-16 18:32:20,801 INFO L78 Accepts]: Start accepts. Automaton has 99395 states and 307473 transitions. Word has length 90 [2021-02-16 18:32:20,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-16 18:32:20,801 INFO L480 AbstractCegarLoop]: Abstraction has 99395 states and 307473 transitions. [2021-02-16 18:32:20,803 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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) [2021-02-16 18:32:20,803 INFO L276 IsEmpty]: Start isEmpty. Operand 99395 states and 307473 transitions. [2021-02-16 18:32:20,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-02-16 18:32:20,925 INFO L497 BasicCegarLoop]: Found error trace [2021-02-16 18:32:20,925 INFO L505 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] [2021-02-16 18:32:20,925 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-02-16 18:32:20,925 INFO L428 AbstractCegarLoop]: === Iteration 10 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-16 18:32:20,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-16 18:32:20,926 INFO L82 PathProgramCache]: Analyzing trace with hash 1253956910, now seen corresponding path program 6 times [2021-02-16 18:32:20,926 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-16 18:32:20,926 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [43623128] [2021-02-16 18:32:20,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-16 18:32:21,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-16 18:32:21,122 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:32:21,122 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:32:21,123 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:32:21,123 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-16 18:32:21,127 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:32:21,127 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:32:21,142 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:32:21,142 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-16 18:32:21,160 WARN L141 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-02-16 18:32:21,161 WARN L147 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size 25 [2021-02-16 18:32:21,189 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:32:21,190 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-16 18:32:21,225 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:32:21,226 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-02-16 18:32:21,270 WARN L141 QuantifierPusher]: treesize reduction 3, result has 94.3 percent of original size [2021-02-16 18:32:21,271 WARN L147 QuantifierPusher]: treesize reduction 3, result has 94.3 percent of original size 50 [2021-02-16 18:32:21,294 WARN L141 QuantifierPusher]: treesize reduction 3, result has 93.9 percent of original size [2021-02-16 18:32:21,295 WARN L147 QuantifierPusher]: treesize reduction 3, result has 93.9 percent of original size 46 [2021-02-16 18:32:21,317 WARN L141 QuantifierPusher]: treesize reduction 3, result has 94.5 percent of original size [2021-02-16 18:32:21,318 WARN L147 QuantifierPusher]: treesize reduction 3, result has 94.5 percent of original size 52 [2021-02-16 18:32:21,348 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:32:21,349 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:32:21,374 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:32:21,375 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:32:21,399 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:32:21,400 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:32:21,430 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:32:21,430 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:32:21,462 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:32:21,463 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:32:21,497 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:32:21,497 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:32:21,534 WARN L141 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size [2021-02-16 18:32:21,535 WARN L147 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size 32 [2021-02-16 18:32:21,576 WARN L141 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size [2021-02-16 18:32:21,577 WARN L147 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size 32 [2021-02-16 18:32:21,617 WARN L141 QuantifierPusher]: treesize reduction 18, result has 66.0 percent of original size [2021-02-16 18:32:21,618 WARN L147 QuantifierPusher]: treesize reduction 18, result has 66.0 percent of original size 35 [2021-02-16 18:32:21,663 WARN L141 QuantifierPusher]: treesize reduction 15, result has 74.1 percent of original size [2021-02-16 18:32:21,664 WARN L147 QuantifierPusher]: treesize reduction 15, result has 74.1 percent of original size 43 [2021-02-16 18:32:21,702 WARN L141 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size [2021-02-16 18:32:21,703 WARN L147 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size 37 [2021-02-16 18:32:21,757 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:32:21,757 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:32:21,793 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:32:21,794 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-02-16 18:32:21,841 WARN L141 QuantifierPusher]: treesize reduction 10, result has 69.7 percent of original size [2021-02-16 18:32:21,841 WARN L147 QuantifierPusher]: treesize reduction 10, result has 69.7 percent of original size 23 [2021-02-16 18:32:21,886 WARN L141 QuantifierPusher]: treesize reduction 10, result has 75.0 percent of original size [2021-02-16 18:32:21,887 WARN L147 QuantifierPusher]: treesize reduction 10, result has 75.0 percent of original size 30 [2021-02-16 18:32:21,939 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:32:21,940 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-16 18:32:21,981 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:32:21,981 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-16 18:32:22,021 WARN L141 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-02-16 18:32:22,023 WARN L147 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size 19 [2021-02-16 18:32:22,090 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:32:22,091 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:32:22,091 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:32:22,092 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:32:22,092 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:32:22,093 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:32:22,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-16 18:32:22,116 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [43623128] [2021-02-16 18:32:22,116 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-16 18:32:22,116 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-02-16 18:32:22,116 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619061155] [2021-02-16 18:32:22,116 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-02-16 18:32:22,116 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-16 18:32:22,117 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-02-16 18:32:22,117 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=689, Unknown=0, NotChecked=0, Total=756 [2021-02-16 18:32:22,117 INFO L87 Difference]: Start difference. First operand 99395 states and 307473 transitions. Second operand has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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) [2021-02-16 18:32:23,079 WARN L202 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 44 [2021-02-16 18:32:23,273 WARN L202 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 50 [2021-02-16 18:32:23,502 WARN L202 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 54 [2021-02-16 18:32:23,871 WARN L202 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 58 [2021-02-16 18:32:24,174 WARN L202 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 58 [2021-02-16 18:32:24,550 WARN L202 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 65 [2021-02-16 18:32:25,227 WARN L202 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 62 [2021-02-16 18:32:25,624 WARN L202 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 69 [2021-02-16 18:32:25,947 WARN L202 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 66 [2021-02-16 18:32:26,520 WARN L202 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 68 [2021-02-16 18:32:27,544 WARN L202 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 81 [2021-02-16 18:32:28,672 WARN L202 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 70 [2021-02-16 18:32:29,234 WARN L202 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 74 [2021-02-16 18:32:29,614 WARN L202 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 70 [2021-02-16 18:32:30,165 WARN L202 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 75 [2021-02-16 18:32:30,713 WARN L202 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 75 [2021-02-16 18:32:31,120 WARN L202 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 78 [2021-02-16 18:32:31,643 WARN L202 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 78 [2021-02-16 18:32:32,129 WARN L202 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 74 [2021-02-16 18:32:32,510 WARN L202 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 80 [2021-02-16 18:32:33,004 WARN L202 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 82 [2021-02-16 18:32:33,478 WARN L202 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 78 [2021-02-16 18:32:33,880 WARN L202 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 83 [2021-02-16 18:32:34,501 WARN L202 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 84 [2021-02-16 18:32:34,949 WARN L202 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 79 [2021-02-16 18:32:35,402 WARN L202 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 80 [2021-02-16 18:32:35,773 WARN L202 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 78 [2021-02-16 18:32:36,315 WARN L202 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 87 [2021-02-16 18:32:36,795 WARN L202 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 83 [2021-02-16 18:32:37,294 WARN L202 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 83 [2021-02-16 18:32:37,812 WARN L202 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 81 [2021-02-16 18:32:38,244 WARN L202 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 85 [2021-02-16 18:32:38,828 WARN L202 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 85 [2021-02-16 18:32:39,283 WARN L202 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 77 [2021-02-16 18:32:39,704 WARN L202 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 82 [2021-02-16 18:32:40,324 WARN L202 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 88 [2021-02-16 18:32:40,890 WARN L202 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 86 [2021-02-16 18:32:41,397 WARN L202 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 82 [2021-02-16 18:32:41,888 WARN L202 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 82 [2021-02-16 18:32:42,431 WARN L202 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 89 [2021-02-16 18:32:43,191 WARN L202 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 93 [2021-02-16 18:32:43,746 WARN L202 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 87 [2021-02-16 18:32:44,406 WARN L202 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 95 [2021-02-16 18:32:45,217 WARN L202 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 98 [2021-02-16 18:32:46,037 WARN L202 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 92 [2021-02-16 18:32:47,057 WARN L202 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 97 [2021-02-16 18:32:50,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-16 18:32:50,023 INFO L93 Difference]: Finished difference Result 145421 states and 450787 transitions. [2021-02-16 18:32:50,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-02-16 18:32:50,024 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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 90 [2021-02-16 18:32:50,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-16 18:32:50,280 INFO L225 Difference]: With dead ends: 145421 [2021-02-16 18:32:50,280 INFO L226 Difference]: Without dead ends: 145421 [2021-02-16 18:32:50,281 INFO L761 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 885 ImplicationChecksByTransitivity, 20.4s TimeCoverageRelationStatistics Valid=2126, Invalid=4846, Unknown=0, NotChecked=0, Total=6972 [2021-02-16 18:32:51,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145421 states. [2021-02-16 18:32:53,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145421 to 99638. [2021-02-16 18:32:53,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99638 states, 99634 states have (on average 3.093702952807275) internal successors, (308238), 99637 states have internal predecessors, (308238), 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) [2021-02-16 18:32:54,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99638 states to 99638 states and 308238 transitions. [2021-02-16 18:32:54,283 INFO L78 Accepts]: Start accepts. Automaton has 99638 states and 308238 transitions. Word has length 90 [2021-02-16 18:32:54,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-16 18:32:54,284 INFO L480 AbstractCegarLoop]: Abstraction has 99638 states and 308238 transitions. [2021-02-16 18:32:54,286 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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) [2021-02-16 18:32:54,286 INFO L276 IsEmpty]: Start isEmpty. Operand 99638 states and 308238 transitions. [2021-02-16 18:32:54,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-02-16 18:32:54,414 INFO L497 BasicCegarLoop]: Found error trace [2021-02-16 18:32:54,414 INFO L505 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] [2021-02-16 18:32:54,415 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-02-16 18:32:54,415 INFO L428 AbstractCegarLoop]: === Iteration 11 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-16 18:32:54,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-16 18:32:54,415 INFO L82 PathProgramCache]: Analyzing trace with hash 902292710, now seen corresponding path program 7 times [2021-02-16 18:32:54,416 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-16 18:32:54,416 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1923478863] [2021-02-16 18:32:54,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-16 18:32:54,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-16 18:32:54,551 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:32:54,552 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:32:54,552 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:32:54,553 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-16 18:32:54,557 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:32:54,557 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:32:54,571 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:32:54,572 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-16 18:32:54,589 WARN L141 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-02-16 18:32:54,590 WARN L147 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size 25 [2021-02-16 18:32:54,618 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:32:54,619 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-16 18:32:54,652 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:32:54,652 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-02-16 18:32:54,695 WARN L141 QuantifierPusher]: treesize reduction 3, result has 94.3 percent of original size [2021-02-16 18:32:54,695 WARN L147 QuantifierPusher]: treesize reduction 3, result has 94.3 percent of original size 50 [2021-02-16 18:32:54,715 WARN L141 QuantifierPusher]: treesize reduction 3, result has 93.9 percent of original size [2021-02-16 18:32:54,716 WARN L147 QuantifierPusher]: treesize reduction 3, result has 93.9 percent of original size 46 [2021-02-16 18:32:54,735 WARN L141 QuantifierPusher]: treesize reduction 3, result has 94.5 percent of original size [2021-02-16 18:32:54,736 WARN L147 QuantifierPusher]: treesize reduction 3, result has 94.5 percent of original size 52 [2021-02-16 18:32:54,764 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:32:54,765 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:32:54,791 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:32:54,792 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:32:54,819 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:32:54,819 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:32:54,846 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:32:54,847 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:32:54,877 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:32:54,878 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:32:54,916 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:32:54,918 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:32:54,956 WARN L141 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size [2021-02-16 18:32:54,956 WARN L147 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size 32 [2021-02-16 18:32:54,994 WARN L141 QuantifierPusher]: treesize reduction 18, result has 66.0 percent of original size [2021-02-16 18:32:54,995 WARN L147 QuantifierPusher]: treesize reduction 18, result has 66.0 percent of original size 35 [2021-02-16 18:32:55,042 WARN L141 QuantifierPusher]: treesize reduction 15, result has 74.1 percent of original size [2021-02-16 18:32:55,042 WARN L147 QuantifierPusher]: treesize reduction 15, result has 74.1 percent of original size 43 [2021-02-16 18:32:55,081 WARN L141 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size [2021-02-16 18:32:55,083 WARN L147 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size 37 [2021-02-16 18:32:55,136 WARN L141 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size [2021-02-16 18:32:55,139 WARN L147 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size 37 [2021-02-16 18:32:55,195 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:32:55,196 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:32:55,238 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:32:55,239 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-02-16 18:32:55,289 WARN L141 QuantifierPusher]: treesize reduction 10, result has 69.7 percent of original size [2021-02-16 18:32:55,289 WARN L147 QuantifierPusher]: treesize reduction 10, result has 69.7 percent of original size 23 [2021-02-16 18:32:55,339 WARN L141 QuantifierPusher]: treesize reduction 10, result has 75.0 percent of original size [2021-02-16 18:32:55,340 WARN L147 QuantifierPusher]: treesize reduction 10, result has 75.0 percent of original size 30 [2021-02-16 18:32:55,399 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:32:55,400 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-16 18:32:55,446 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:32:55,447 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-16 18:32:55,492 WARN L141 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-02-16 18:32:55,493 WARN L147 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size 19 [2021-02-16 18:32:55,564 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:32:55,565 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:32:55,565 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:32:55,566 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:32:55,566 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:32:55,566 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:32:55,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-16 18:32:55,594 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1923478863] [2021-02-16 18:32:55,594 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-16 18:32:55,594 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-02-16 18:32:55,594 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910247178] [2021-02-16 18:32:55,594 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-02-16 18:32:55,594 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-16 18:32:55,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-02-16 18:32:55,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=691, Unknown=0, NotChecked=0, Total=756 [2021-02-16 18:32:55,595 INFO L87 Difference]: Start difference. First operand 99638 states and 308238 transitions. Second operand has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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) [2021-02-16 18:32:56,524 WARN L202 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 44 [2021-02-16 18:32:56,716 WARN L202 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 50 [2021-02-16 18:32:56,941 WARN L202 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 54 [2021-02-16 18:32:57,297 WARN L202 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 58 [2021-02-16 18:32:57,595 WARN L202 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 58 [2021-02-16 18:32:58,313 WARN L202 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 65 [2021-02-16 18:32:58,659 WARN L202 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 62 [2021-02-16 18:32:59,056 WARN L202 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 69 [2021-02-16 18:32:59,453 WARN L202 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 64 [2021-02-16 18:32:59,886 WARN L202 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 71 [2021-02-16 18:33:00,682 WARN L202 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 77 [2021-02-16 18:33:01,144 WARN L202 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 84 [2021-02-16 18:33:01,523 WARN L202 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 81 [2021-02-16 18:33:02,598 WARN L202 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 70 [2021-02-16 18:33:03,268 WARN L202 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 74 [2021-02-16 18:33:03,781 WARN L202 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 75 [2021-02-16 18:33:04,278 WARN L202 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 76 [2021-02-16 18:33:04,696 WARN L202 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 78 [2021-02-16 18:33:05,198 WARN L202 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 78 [2021-02-16 18:33:05,585 WARN L202 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 80 [2021-02-16 18:33:06,103 WARN L202 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 82 [2021-02-16 18:33:06,519 WARN L202 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 83 [2021-02-16 18:33:07,041 WARN L202 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 83 [2021-02-16 18:33:07,475 WARN L202 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 84 [2021-02-16 18:33:07,990 WARN L202 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 78 [2021-02-16 18:33:08,551 WARN L202 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 87 [2021-02-16 18:33:09,025 WARN L202 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 87 [2021-02-16 18:33:09,521 WARN L202 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 89 [2021-02-16 18:33:10,004 WARN L202 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 89 [2021-02-16 18:33:10,440 WARN L202 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 81 [2021-02-16 18:33:10,881 WARN L202 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 85 [2021-02-16 18:33:11,287 WARN L202 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 82 [2021-02-16 18:33:11,830 WARN L202 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 92 [2021-02-16 18:33:12,457 WARN L202 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 86 [2021-02-16 18:33:12,931 WARN L202 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 86 [2021-02-16 18:33:13,467 WARN L202 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 93 [2021-02-16 18:33:13,994 WARN L202 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 89 [2021-02-16 18:33:14,583 WARN L202 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 97 [2021-02-16 18:33:15,107 WARN L202 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 91 [2021-02-16 18:33:15,622 WARN L202 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 93 [2021-02-16 18:33:16,256 WARN L202 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 99 [2021-02-16 18:33:16,871 WARN L202 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 95 [2021-02-16 18:33:17,505 WARN L202 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 102 [2021-02-16 18:33:18,122 WARN L202 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 98 [2021-02-16 18:33:18,815 WARN L202 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 96 [2021-02-16 18:33:19,352 WARN L202 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 92 [2021-02-16 18:33:20,369 WARN L202 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 101 [2021-02-16 18:33:20,931 WARN L202 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 97 [2021-02-16 18:33:23,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-16 18:33:23,712 INFO L93 Difference]: Finished difference Result 134594 states and 416339 transitions. [2021-02-16 18:33:23,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-02-16 18:33:23,713 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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 90 [2021-02-16 18:33:23,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-16 18:33:23,955 INFO L225 Difference]: With dead ends: 134594 [2021-02-16 18:33:23,955 INFO L226 Difference]: Without dead ends: 134594 [2021-02-16 18:33:23,956 INFO L761 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 971 ImplicationChecksByTransitivity, 21.3s TimeCoverageRelationStatistics Valid=2171, Invalid=5139, Unknown=0, NotChecked=0, Total=7310 [2021-02-16 18:33:25,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134594 states. [2021-02-16 18:33:26,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134594 to 99341. [2021-02-16 18:33:26,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99341 states, 99337 states have (on average 3.093600571790974) internal successors, (307309), 99340 states have internal predecessors, (307309), 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) [2021-02-16 18:33:27,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99341 states to 99341 states and 307309 transitions. [2021-02-16 18:33:27,239 INFO L78 Accepts]: Start accepts. Automaton has 99341 states and 307309 transitions. Word has length 90 [2021-02-16 18:33:27,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-16 18:33:27,239 INFO L480 AbstractCegarLoop]: Abstraction has 99341 states and 307309 transitions. [2021-02-16 18:33:27,239 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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) [2021-02-16 18:33:27,239 INFO L276 IsEmpty]: Start isEmpty. Operand 99341 states and 307309 transitions. [2021-02-16 18:33:27,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-02-16 18:33:27,325 INFO L497 BasicCegarLoop]: Found error trace [2021-02-16 18:33:27,325 INFO L505 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] [2021-02-16 18:33:27,325 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-02-16 18:33:27,325 INFO L428 AbstractCegarLoop]: === Iteration 12 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-16 18:33:27,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-16 18:33:27,326 INFO L82 PathProgramCache]: Analyzing trace with hash 256323728, now seen corresponding path program 8 times [2021-02-16 18:33:27,326 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-16 18:33:27,326 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [694994306] [2021-02-16 18:33:27,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-16 18:33:27,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-16 18:33:27,443 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:33:27,443 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:33:27,444 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:33:27,444 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-16 18:33:27,447 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:33:27,448 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:33:27,462 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:33:27,463 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-16 18:33:27,480 WARN L141 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-02-16 18:33:27,481 WARN L147 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size 25 [2021-02-16 18:33:27,508 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:33:27,509 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-16 18:33:27,543 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:33:27,544 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-02-16 18:33:28,236 WARN L141 QuantifierPusher]: treesize reduction 3, result has 94.3 percent of original size [2021-02-16 18:33:28,236 WARN L147 QuantifierPusher]: treesize reduction 3, result has 94.3 percent of original size 50 [2021-02-16 18:33:28,278 WARN L141 QuantifierPusher]: treesize reduction 3, result has 93.9 percent of original size [2021-02-16 18:33:28,279 WARN L147 QuantifierPusher]: treesize reduction 3, result has 93.9 percent of original size 46 [2021-02-16 18:33:28,317 WARN L141 QuantifierPusher]: treesize reduction 3, result has 94.5 percent of original size [2021-02-16 18:33:28,318 WARN L147 QuantifierPusher]: treesize reduction 3, result has 94.5 percent of original size 52 [2021-02-16 18:33:28,362 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:33:28,363 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:33:28,399 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:33:28,400 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:33:28,431 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:33:28,437 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:33:28,466 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:33:28,466 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:33:28,495 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:33:28,499 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:33:28,542 WARN L141 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size [2021-02-16 18:33:28,543 WARN L147 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size 32 [2021-02-16 18:33:28,576 WARN L141 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size [2021-02-16 18:33:28,576 WARN L147 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size 32 [2021-02-16 18:33:28,610 WARN L141 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size [2021-02-16 18:33:28,610 WARN L147 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size 32 [2021-02-16 18:33:28,649 WARN L141 QuantifierPusher]: treesize reduction 18, result has 66.0 percent of original size [2021-02-16 18:33:28,650 WARN L147 QuantifierPusher]: treesize reduction 18, result has 66.0 percent of original size 35 [2021-02-16 18:33:28,690 WARN L141 QuantifierPusher]: treesize reduction 15, result has 74.1 percent of original size [2021-02-16 18:33:28,691 WARN L147 QuantifierPusher]: treesize reduction 15, result has 74.1 percent of original size 43 [2021-02-16 18:33:28,727 WARN L141 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size [2021-02-16 18:33:28,728 WARN L147 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size 37 [2021-02-16 18:33:28,788 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:33:28,792 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:33:28,828 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:33:28,829 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-02-16 18:33:28,878 WARN L141 QuantifierPusher]: treesize reduction 10, result has 69.7 percent of original size [2021-02-16 18:33:28,878 WARN L147 QuantifierPusher]: treesize reduction 10, result has 69.7 percent of original size 23 [2021-02-16 18:33:28,933 WARN L141 QuantifierPusher]: treesize reduction 10, result has 75.0 percent of original size [2021-02-16 18:33:28,934 WARN L147 QuantifierPusher]: treesize reduction 10, result has 75.0 percent of original size 30 [2021-02-16 18:33:28,993 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:33:28,994 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-16 18:33:29,043 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:33:29,044 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-16 18:33:29,088 WARN L141 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-02-16 18:33:29,089 WARN L147 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size 19 [2021-02-16 18:33:29,159 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:33:29,160 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:33:29,161 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:33:29,161 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:33:29,162 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:33:29,162 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:33:29,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-16 18:33:29,188 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [694994306] [2021-02-16 18:33:29,188 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-16 18:33:29,188 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-02-16 18:33:29,188 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [562253782] [2021-02-16 18:33:29,188 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-02-16 18:33:29,188 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-16 18:33:29,189 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-02-16 18:33:29,189 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=689, Unknown=0, NotChecked=0, Total=756 [2021-02-16 18:33:29,189 INFO L87 Difference]: Start difference. First operand 99341 states and 307309 transitions. Second operand has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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) [2021-02-16 18:33:30,135 WARN L202 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 44 [2021-02-16 18:33:30,329 WARN L202 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 50 [2021-02-16 18:33:30,554 WARN L202 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 54 [2021-02-16 18:33:30,911 WARN L202 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 58 [2021-02-16 18:33:31,298 WARN L202 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 62 [2021-02-16 18:33:31,638 WARN L202 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 63 [2021-02-16 18:33:32,032 WARN L202 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 67 [2021-02-16 18:33:32,548 WARN L202 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 69 [2021-02-16 18:33:33,737 WARN L202 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 79 [2021-02-16 18:33:34,932 WARN L202 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 71 [2021-02-16 18:33:35,471 WARN L202 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 73 [2021-02-16 18:33:35,976 WARN L202 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 75 [2021-02-16 18:33:36,499 WARN L202 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 79 [2021-02-16 18:33:37,018 WARN L202 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 77 [2021-02-16 18:33:37,455 WARN L202 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 81 [2021-02-16 18:33:37,978 WARN L202 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 81 [2021-02-16 18:33:38,523 WARN L202 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 84 [2021-02-16 18:33:39,050 WARN L202 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 83 [2021-02-16 18:33:39,586 WARN L202 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 83 [2021-02-16 18:33:40,028 WARN L202 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 78 [2021-02-16 18:33:40,589 WARN L202 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 86 [2021-02-16 18:33:41,145 WARN L202 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 80 [2021-02-16 18:33:41,613 WARN L202 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 83 [2021-02-16 18:33:42,128 WARN L202 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 87 [2021-02-16 18:33:42,746 WARN L202 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 91 [2021-02-16 18:33:43,278 WARN L202 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 85 [2021-02-16 18:33:43,850 WARN L202 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 93 [2021-02-16 18:33:44,488 WARN L202 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 96 [2021-02-16 18:33:45,181 WARN L202 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 90 [2021-02-16 18:33:46,134 WARN L202 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 95 [2021-02-16 18:33:48,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-16 18:33:48,392 INFO L93 Difference]: Finished difference Result 127142 states and 393680 transitions. [2021-02-16 18:33:48,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-02-16 18:33:48,393 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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 90 [2021-02-16 18:33:48,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-16 18:33:48,619 INFO L225 Difference]: With dead ends: 127142 [2021-02-16 18:33:48,619 INFO L226 Difference]: Without dead ends: 127142 [2021-02-16 18:33:48,620 INFO L761 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 529 ImplicationChecksByTransitivity, 14.3s TimeCoverageRelationStatistics Valid=1325, Invalid=3231, Unknown=0, NotChecked=0, Total=4556 [2021-02-16 18:33:49,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127142 states. [2021-02-16 18:33:51,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127142 to 99584. [2021-02-16 18:33:51,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99584 states, 99580 states have (on average 3.093733681462141) internal successors, (308074), 99583 states have internal predecessors, (308074), 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) [2021-02-16 18:33:51,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99584 states to 99584 states and 308074 transitions. [2021-02-16 18:33:51,855 INFO L78 Accepts]: Start accepts. Automaton has 99584 states and 308074 transitions. Word has length 90 [2021-02-16 18:33:51,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-16 18:33:51,855 INFO L480 AbstractCegarLoop]: Abstraction has 99584 states and 308074 transitions. [2021-02-16 18:33:51,855 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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) [2021-02-16 18:33:51,855 INFO L276 IsEmpty]: Start isEmpty. Operand 99584 states and 308074 transitions. [2021-02-16 18:33:51,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-02-16 18:33:51,942 INFO L497 BasicCegarLoop]: Found error trace [2021-02-16 18:33:51,942 INFO L505 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] [2021-02-16 18:33:51,942 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-02-16 18:33:51,942 INFO L428 AbstractCegarLoop]: === Iteration 13 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-16 18:33:51,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-16 18:33:51,943 INFO L82 PathProgramCache]: Analyzing trace with hash -95340472, now seen corresponding path program 9 times [2021-02-16 18:33:51,943 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-16 18:33:51,943 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [932046493] [2021-02-16 18:33:51,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-16 18:33:51,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-16 18:33:52,033 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:33:52,035 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:33:52,036 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:33:52,036 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-16 18:33:52,040 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:33:52,041 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:33:52,056 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:33:52,057 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-16 18:33:52,074 WARN L141 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-02-16 18:33:52,074 WARN L147 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size 25 [2021-02-16 18:33:52,102 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:33:52,102 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-16 18:33:52,134 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:33:52,135 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-02-16 18:33:52,177 WARN L141 QuantifierPusher]: treesize reduction 3, result has 94.3 percent of original size [2021-02-16 18:33:52,177 WARN L147 QuantifierPusher]: treesize reduction 3, result has 94.3 percent of original size 50 [2021-02-16 18:33:52,197 WARN L141 QuantifierPusher]: treesize reduction 3, result has 93.9 percent of original size [2021-02-16 18:33:52,197 WARN L147 QuantifierPusher]: treesize reduction 3, result has 93.9 percent of original size 46 [2021-02-16 18:33:52,219 WARN L141 QuantifierPusher]: treesize reduction 3, result has 94.5 percent of original size [2021-02-16 18:33:52,219 WARN L147 QuantifierPusher]: treesize reduction 3, result has 94.5 percent of original size 52 [2021-02-16 18:33:52,252 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:33:52,252 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:33:52,283 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:33:52,284 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:33:52,315 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:33:52,316 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:33:52,350 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:33:52,351 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:33:52,386 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:33:52,386 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:33:52,425 WARN L141 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size [2021-02-16 18:33:52,426 WARN L147 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size 32 [2021-02-16 18:33:52,469 WARN L141 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size [2021-02-16 18:33:52,472 WARN L147 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size 32 [2021-02-16 18:33:52,515 WARN L141 QuantifierPusher]: treesize reduction 18, result has 66.0 percent of original size [2021-02-16 18:33:52,516 WARN L147 QuantifierPusher]: treesize reduction 18, result has 66.0 percent of original size 35 [2021-02-16 18:33:52,567 WARN L141 QuantifierPusher]: treesize reduction 15, result has 74.1 percent of original size [2021-02-16 18:33:52,568 WARN L147 QuantifierPusher]: treesize reduction 15, result has 74.1 percent of original size 43 [2021-02-16 18:33:52,607 WARN L141 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size [2021-02-16 18:33:52,608 WARN L147 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size 37 [2021-02-16 18:33:52,669 WARN L141 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size [2021-02-16 18:33:52,670 WARN L147 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size 37 [2021-02-16 18:33:52,726 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:33:52,726 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:33:52,769 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:33:52,769 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-02-16 18:33:52,820 WARN L141 QuantifierPusher]: treesize reduction 10, result has 69.7 percent of original size [2021-02-16 18:33:52,821 WARN L147 QuantifierPusher]: treesize reduction 10, result has 69.7 percent of original size 23 [2021-02-16 18:33:52,877 WARN L141 QuantifierPusher]: treesize reduction 10, result has 75.0 percent of original size [2021-02-16 18:33:52,878 WARN L147 QuantifierPusher]: treesize reduction 10, result has 75.0 percent of original size 30 [2021-02-16 18:33:52,940 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:33:52,941 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-16 18:33:52,992 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:33:52,993 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-16 18:33:53,040 WARN L141 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-02-16 18:33:53,041 WARN L147 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size 19 [2021-02-16 18:33:53,113 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:33:53,114 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:33:53,114 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:33:53,115 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:33:53,115 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:33:53,116 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:33:53,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-16 18:33:53,140 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [932046493] [2021-02-16 18:33:53,140 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-16 18:33:53,140 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-02-16 18:33:53,140 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2031117985] [2021-02-16 18:33:53,140 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-02-16 18:33:53,141 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-16 18:33:53,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-02-16 18:33:53,141 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=691, Unknown=0, NotChecked=0, Total=756 [2021-02-16 18:33:53,142 INFO L87 Difference]: Start difference. First operand 99584 states and 308074 transitions. Second operand has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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) [2021-02-16 18:33:54,565 WARN L202 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 44 [2021-02-16 18:33:54,760 WARN L202 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 50 [2021-02-16 18:33:54,988 WARN L202 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 54 [2021-02-16 18:33:55,360 WARN L202 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 58 [2021-02-16 18:33:55,768 WARN L202 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 62 [2021-02-16 18:33:56,123 WARN L202 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 63 [2021-02-16 18:33:56,534 WARN L202 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 70 [2021-02-16 18:33:56,947 WARN L202 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 65 [2021-02-16 18:33:57,385 WARN L202 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 72 [2021-02-16 18:33:58,240 WARN L202 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 75 [2021-02-16 18:33:58,706 WARN L202 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 82 [2021-02-16 18:33:59,313 WARN L202 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 79 [2021-02-16 18:34:00,695 WARN L202 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 75 [2021-02-16 18:34:01,260 WARN L202 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 77 [2021-02-16 18:34:01,770 WARN L202 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 79 [2021-02-16 18:34:02,302 WARN L202 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 83 [2021-02-16 18:34:02,851 WARN L202 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 81 [2021-02-16 18:34:03,281 WARN L202 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 85 [2021-02-16 18:34:03,829 WARN L202 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 85 [2021-02-16 18:34:04,320 WARN L202 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 88 [2021-02-16 18:34:04,793 WARN L202 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 87 [2021-02-16 18:34:05,275 WARN L202 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 87 [2021-02-16 18:34:05,708 WARN L202 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 82 [2021-02-16 18:34:06,148 WARN L202 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 83 [2021-02-16 18:34:06,704 WARN L202 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 90 [2021-02-16 18:34:07,281 WARN L202 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 84 [2021-02-16 18:34:07,744 WARN L202 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 87 [2021-02-16 18:34:08,280 WARN L202 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 91 [2021-02-16 18:34:08,844 WARN L202 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 87 [2021-02-16 18:34:09,419 WARN L202 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 95 [2021-02-16 18:34:09,941 WARN L202 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 89 [2021-02-16 18:34:10,449 WARN L202 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 91 [2021-02-16 18:34:11,056 WARN L202 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 97 [2021-02-16 18:34:11,624 WARN L202 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 93 [2021-02-16 18:34:12,246 WARN L202 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 100 [2021-02-16 18:34:12,856 WARN L202 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 96 [2021-02-16 18:34:13,578 WARN L202 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 94 [2021-02-16 18:34:14,116 WARN L202 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 90 [2021-02-16 18:34:15,099 WARN L202 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 99 [2021-02-16 18:34:15,659 WARN L202 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 95 [2021-02-16 18:34:18,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-16 18:34:18,471 INFO L93 Difference]: Finished difference Result 130544 states and 404039 transitions. [2021-02-16 18:34:18,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-02-16 18:34:18,472 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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 90 [2021-02-16 18:34:18,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-16 18:34:18,986 INFO L225 Difference]: With dead ends: 130544 [2021-02-16 18:34:18,986 INFO L226 Difference]: Without dead ends: 130544 [2021-02-16 18:34:18,990 INFO L761 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 756 ImplicationChecksByTransitivity, 18.4s TimeCoverageRelationStatistics Valid=1763, Invalid=4243, Unknown=0, NotChecked=0, Total=6006 [2021-02-16 18:34:20,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130544 states. [2021-02-16 18:34:22,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130544 to 99341. [2021-02-16 18:34:22,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99341 states, 99337 states have (on average 3.093600571790974) internal successors, (307309), 99340 states have internal predecessors, (307309), 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) [2021-02-16 18:34:23,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99341 states to 99341 states and 307309 transitions. [2021-02-16 18:34:23,386 INFO L78 Accepts]: Start accepts. Automaton has 99341 states and 307309 transitions. Word has length 90 [2021-02-16 18:34:23,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-16 18:34:23,386 INFO L480 AbstractCegarLoop]: Abstraction has 99341 states and 307309 transitions. [2021-02-16 18:34:23,389 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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) [2021-02-16 18:34:23,389 INFO L276 IsEmpty]: Start isEmpty. Operand 99341 states and 307309 transitions. [2021-02-16 18:34:23,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-02-16 18:34:23,493 INFO L497 BasicCegarLoop]: Found error trace [2021-02-16 18:34:23,494 INFO L505 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] [2021-02-16 18:34:23,494 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-02-16 18:34:23,494 INFO L428 AbstractCegarLoop]: === Iteration 14 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-16 18:34:23,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-16 18:34:23,495 INFO L82 PathProgramCache]: Analyzing trace with hash 1750957132, now seen corresponding path program 10 times [2021-02-16 18:34:23,495 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-16 18:34:23,496 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [764041452] [2021-02-16 18:34:23,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-16 18:34:23,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-16 18:34:23,583 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:34:23,583 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:34:23,584 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:34:23,584 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-16 18:34:23,588 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:34:23,589 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:34:23,603 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:34:23,604 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-16 18:34:23,622 WARN L141 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-02-16 18:34:23,622 WARN L147 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size 25 [2021-02-16 18:34:23,650 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:34:23,651 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-16 18:34:23,684 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:34:23,685 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-02-16 18:34:23,730 WARN L141 QuantifierPusher]: treesize reduction 3, result has 94.3 percent of original size [2021-02-16 18:34:23,731 WARN L147 QuantifierPusher]: treesize reduction 3, result has 94.3 percent of original size 50 [2021-02-16 18:34:23,754 WARN L141 QuantifierPusher]: treesize reduction 3, result has 93.9 percent of original size [2021-02-16 18:34:23,755 WARN L147 QuantifierPusher]: treesize reduction 3, result has 93.9 percent of original size 46 [2021-02-16 18:34:23,778 WARN L141 QuantifierPusher]: treesize reduction 3, result has 94.5 percent of original size [2021-02-16 18:34:23,779 WARN L147 QuantifierPusher]: treesize reduction 3, result has 94.5 percent of original size 52 [2021-02-16 18:34:23,813 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:34:23,817 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:34:23,852 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:34:23,853 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:34:23,895 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:34:23,896 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:34:23,941 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:34:23,945 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:34:23,988 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:34:23,989 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:34:24,039 WARN L141 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size [2021-02-16 18:34:24,040 WARN L147 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size 32 [2021-02-16 18:34:24,094 WARN L141 QuantifierPusher]: treesize reduction 18, result has 66.0 percent of original size [2021-02-16 18:34:24,095 WARN L147 QuantifierPusher]: treesize reduction 18, result has 66.0 percent of original size 35 [2021-02-16 18:34:24,158 WARN L141 QuantifierPusher]: treesize reduction 15, result has 74.1 percent of original size [2021-02-16 18:34:24,159 WARN L147 QuantifierPusher]: treesize reduction 15, result has 74.1 percent of original size 43 [2021-02-16 18:34:24,203 WARN L141 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size [2021-02-16 18:34:24,204 WARN L147 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size 37 [2021-02-16 18:34:24,258 WARN L141 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size [2021-02-16 18:34:24,259 WARN L147 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size 37 [2021-02-16 18:34:24,315 WARN L141 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size [2021-02-16 18:34:24,316 WARN L147 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size 37 [2021-02-16 18:34:24,370 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:34:24,371 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:34:24,410 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:34:24,410 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-02-16 18:34:24,458 WARN L141 QuantifierPusher]: treesize reduction 10, result has 69.7 percent of original size [2021-02-16 18:34:24,459 WARN L147 QuantifierPusher]: treesize reduction 10, result has 69.7 percent of original size 23 [2021-02-16 18:34:24,511 WARN L141 QuantifierPusher]: treesize reduction 10, result has 75.0 percent of original size [2021-02-16 18:34:24,512 WARN L147 QuantifierPusher]: treesize reduction 10, result has 75.0 percent of original size 30 [2021-02-16 18:34:24,573 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:34:24,574 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-16 18:34:24,621 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:34:24,622 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-16 18:34:24,665 WARN L141 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-02-16 18:34:24,666 WARN L147 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size 19 [2021-02-16 18:34:24,732 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:34:24,733 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:34:24,734 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:34:24,734 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:34:24,735 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:34:24,735 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:34:24,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-16 18:34:24,777 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [764041452] [2021-02-16 18:34:24,777 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-16 18:34:24,777 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-02-16 18:34:24,777 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [871384350] [2021-02-16 18:34:24,778 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-02-16 18:34:24,778 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-16 18:34:24,778 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-02-16 18:34:24,779 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=691, Unknown=0, NotChecked=0, Total=756 [2021-02-16 18:34:24,779 INFO L87 Difference]: Start difference. First operand 99341 states and 307309 transitions. Second operand has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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) [2021-02-16 18:34:25,800 WARN L202 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 44 [2021-02-16 18:34:26,005 WARN L202 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 50 [2021-02-16 18:34:26,245 WARN L202 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 54 [2021-02-16 18:34:26,649 WARN L202 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 58 [2021-02-16 18:34:27,100 WARN L202 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 62 [2021-02-16 18:34:27,950 WARN L202 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 64 [2021-02-16 18:34:28,894 WARN L202 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 77 [2021-02-16 18:34:29,356 WARN L202 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 81 [2021-02-16 18:34:29,874 WARN L202 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 85 [2021-02-16 18:34:30,441 WARN L202 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 69 [2021-02-16 18:34:32,317 WARN L202 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 89 [2021-02-16 18:34:32,765 WARN L202 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 74 [2021-02-16 18:34:33,471 WARN L202 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 93 [2021-02-16 18:34:34,071 WARN L202 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 97 [2021-02-16 18:34:34,511 WARN L202 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 79 [2021-02-16 18:34:35,017 WARN L202 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 99 [2021-02-16 18:34:35,459 WARN L202 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 82 [2021-02-16 18:34:36,001 WARN L202 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 102 [2021-02-16 18:34:36,457 WARN L202 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 84 [2021-02-16 18:34:36,973 WARN L202 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 96 [2021-02-16 18:34:37,457 WARN L202 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 87 [2021-02-16 18:34:38,060 WARN L202 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 82 [2021-02-16 18:34:38,597 WARN L202 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 101 [2021-02-16 18:34:39,352 WARN L202 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 86 [2021-02-16 18:34:41,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-16 18:34:41,403 INFO L93 Difference]: Finished difference Result 117962 states and 364288 transitions. [2021-02-16 18:34:41,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-02-16 18:34:41,404 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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 90 [2021-02-16 18:34:41,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-16 18:34:41,617 INFO L225 Difference]: With dead ends: 117962 [2021-02-16 18:34:41,617 INFO L226 Difference]: Without dead ends: 117962 [2021-02-16 18:34:41,618 INFO L761 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 453 ImplicationChecksByTransitivity, 10.8s TimeCoverageRelationStatistics Valid=1020, Invalid=2762, Unknown=0, NotChecked=0, Total=3782 [2021-02-16 18:34:42,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117962 states. [2021-02-16 18:34:44,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117962 to 99422. [2021-02-16 18:34:44,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99422 states, 99418 states have (on average 3.0935544871150094) internal successors, (307555), 99421 states have internal predecessors, (307555), 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) [2021-02-16 18:34:44,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99422 states to 99422 states and 307555 transitions. [2021-02-16 18:34:44,646 INFO L78 Accepts]: Start accepts. Automaton has 99422 states and 307555 transitions. Word has length 90 [2021-02-16 18:34:44,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-16 18:34:44,647 INFO L480 AbstractCegarLoop]: Abstraction has 99422 states and 307555 transitions. [2021-02-16 18:34:44,647 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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) [2021-02-16 18:34:44,647 INFO L276 IsEmpty]: Start isEmpty. Operand 99422 states and 307555 transitions. [2021-02-16 18:34:45,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-02-16 18:34:45,360 INFO L497 BasicCegarLoop]: Found error trace [2021-02-16 18:34:45,360 INFO L505 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] [2021-02-16 18:34:45,360 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-02-16 18:34:45,360 INFO L428 AbstractCegarLoop]: === Iteration 15 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-16 18:34:45,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-16 18:34:45,361 INFO L82 PathProgramCache]: Analyzing trace with hash 659093042, now seen corresponding path program 11 times [2021-02-16 18:34:45,361 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-16 18:34:45,361 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1208467990] [2021-02-16 18:34:45,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-16 18:34:45,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-16 18:34:45,571 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:34:45,572 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:34:45,572 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:34:45,573 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-16 18:34:45,577 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:34:45,579 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:34:45,598 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:34:45,599 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-16 18:34:45,625 WARN L141 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-02-16 18:34:45,629 WARN L147 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size 25 [2021-02-16 18:34:45,656 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:34:45,659 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-16 18:34:45,694 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:34:45,694 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-02-16 18:34:45,736 WARN L141 QuantifierPusher]: treesize reduction 3, result has 94.3 percent of original size [2021-02-16 18:34:45,737 WARN L147 QuantifierPusher]: treesize reduction 3, result has 94.3 percent of original size 50 [2021-02-16 18:34:45,757 WARN L141 QuantifierPusher]: treesize reduction 3, result has 93.9 percent of original size [2021-02-16 18:34:45,758 WARN L147 QuantifierPusher]: treesize reduction 3, result has 93.9 percent of original size 46 [2021-02-16 18:34:45,781 WARN L141 QuantifierPusher]: treesize reduction 3, result has 94.5 percent of original size [2021-02-16 18:34:45,781 WARN L147 QuantifierPusher]: treesize reduction 3, result has 94.5 percent of original size 52 [2021-02-16 18:34:45,812 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:34:45,813 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:34:45,843 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:34:45,844 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:34:45,873 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:34:45,874 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:34:45,904 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:34:45,905 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:34:45,941 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:34:45,942 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:34:45,981 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:34:45,981 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:34:46,017 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:34:46,018 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:34:46,057 WARN L141 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size [2021-02-16 18:34:46,057 WARN L147 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size 32 [2021-02-16 18:34:46,102 WARN L141 QuantifierPusher]: treesize reduction 18, result has 66.0 percent of original size [2021-02-16 18:34:46,103 WARN L147 QuantifierPusher]: treesize reduction 18, result has 66.0 percent of original size 35 [2021-02-16 18:34:46,153 WARN L141 QuantifierPusher]: treesize reduction 15, result has 74.1 percent of original size [2021-02-16 18:34:46,154 WARN L147 QuantifierPusher]: treesize reduction 15, result has 74.1 percent of original size 43 [2021-02-16 18:34:46,193 WARN L141 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size [2021-02-16 18:34:46,194 WARN L147 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size 37 [2021-02-16 18:34:46,247 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:34:46,247 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:34:46,285 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:34:46,285 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-02-16 18:34:46,328 WARN L141 QuantifierPusher]: treesize reduction 10, result has 69.7 percent of original size [2021-02-16 18:34:46,329 WARN L147 QuantifierPusher]: treesize reduction 10, result has 69.7 percent of original size 23 [2021-02-16 18:34:46,385 WARN L141 QuantifierPusher]: treesize reduction 10, result has 75.0 percent of original size [2021-02-16 18:34:46,385 WARN L147 QuantifierPusher]: treesize reduction 10, result has 75.0 percent of original size 30 [2021-02-16 18:34:46,448 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:34:46,449 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-16 18:34:46,498 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:34:46,499 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-16 18:34:46,544 WARN L141 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-02-16 18:34:46,545 WARN L147 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size 19 [2021-02-16 18:34:46,619 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:34:46,620 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:34:46,620 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:34:46,621 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:34:46,621 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:34:46,622 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:34:46,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-16 18:34:46,644 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1208467990] [2021-02-16 18:34:46,644 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-16 18:34:46,644 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-02-16 18:34:46,645 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1931098324] [2021-02-16 18:34:46,645 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-02-16 18:34:46,645 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-16 18:34:46,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-02-16 18:34:46,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=688, Unknown=0, NotChecked=0, Total=756 [2021-02-16 18:34:46,646 INFO L87 Difference]: Start difference. First operand 99422 states and 307555 transitions. Second operand has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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) [2021-02-16 18:34:47,701 WARN L202 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 44 [2021-02-16 18:34:47,904 WARN L202 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 50 [2021-02-16 18:34:48,149 WARN L202 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 54 [2021-02-16 18:34:48,447 WARN L202 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 52 [2021-02-16 18:34:48,753 WARN L202 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 59 [2021-02-16 18:34:49,153 WARN L202 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 56 [2021-02-16 18:34:49,522 WARN L202 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 60 [2021-02-16 18:34:49,825 WARN L202 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 63 [2021-02-16 18:34:50,723 WARN L202 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 64 [2021-02-16 18:34:51,321 WARN L202 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 66 [2021-02-16 18:34:52,452 WARN L202 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 79 [2021-02-16 18:34:53,104 WARN L202 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 64 [2021-02-16 18:34:53,925 WARN L202 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 64 [2021-02-16 18:34:54,243 WARN L202 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 68 [2021-02-16 18:34:54,574 WARN L202 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 69 [2021-02-16 18:34:55,069 WARN L202 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 72 [2021-02-16 18:34:55,556 WARN L202 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 68 [2021-02-16 18:34:56,013 WARN L202 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 74 [2021-02-16 18:34:56,513 WARN L202 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 68 [2021-02-16 18:34:56,904 WARN L202 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 73 [2021-02-16 18:34:57,318 WARN L202 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 77 [2021-02-16 18:34:57,828 WARN L202 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 75 [2021-02-16 18:34:58,233 WARN L202 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 74 [2021-02-16 18:34:58,613 WARN L202 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 76 [2021-02-16 18:34:58,965 WARN L202 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 72 [2021-02-16 18:34:59,492 WARN L202 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 74 [2021-02-16 18:34:59,910 WARN L202 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 76 [2021-02-16 18:35:00,311 WARN L202 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 78 [2021-02-16 18:35:00,932 WARN L202 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 78 [2021-02-16 18:35:01,375 WARN L202 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 79 [2021-02-16 18:35:01,804 WARN L202 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 83 [2021-02-16 18:35:02,188 WARN L202 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 77 [2021-02-16 18:35:02,744 WARN L202 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 79 [2021-02-16 18:35:03,213 WARN L202 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 80 [2021-02-16 18:35:03,627 WARN L202 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 73 [2021-02-16 18:35:04,041 WARN L202 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 76 [2021-02-16 18:35:04,643 WARN L202 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 83 [2021-02-16 18:35:05,217 WARN L202 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 83 [2021-02-16 18:35:05,793 WARN L202 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 85 [2021-02-16 18:35:06,312 WARN L202 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 85 [2021-02-16 18:35:06,778 WARN L202 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 77 [2021-02-16 18:35:07,233 WARN L202 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 78 [2021-02-16 18:35:07,662 WARN L202 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 82 [2021-02-16 18:35:08,322 WARN L202 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 88 [2021-02-16 18:35:08,981 WARN L202 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 82 [2021-02-16 18:35:09,483 WARN L202 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 82 [2021-02-16 18:35:10,148 WARN L202 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 89 [2021-02-16 18:35:10,871 WARN L202 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 93 [2021-02-16 18:35:11,423 WARN L202 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 87 [2021-02-16 18:35:12,154 WARN L202 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 95 [2021-02-16 18:35:13,023 WARN L202 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 98 [2021-02-16 18:35:13,919 WARN L202 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 92 [2021-02-16 18:35:15,091 WARN L202 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 97 [2021-02-16 18:35:18,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-16 18:35:18,112 INFO L93 Difference]: Finished difference Result 155600 states and 481721 transitions. [2021-02-16 18:35:18,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-02-16 18:35:18,113 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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 90 [2021-02-16 18:35:18,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-16 18:35:18,393 INFO L225 Difference]: With dead ends: 155600 [2021-02-16 18:35:18,393 INFO L226 Difference]: Without dead ends: 155600 [2021-02-16 18:35:18,394 INFO L761 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1221 ImplicationChecksByTransitivity, 22.5s TimeCoverageRelationStatistics Valid=2489, Invalid=5701, Unknown=0, NotChecked=0, Total=8190 [2021-02-16 18:35:19,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155600 states. [2021-02-16 18:35:21,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155600 to 99557. [2021-02-16 18:35:21,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99557 states, 99553 states have (on average 3.093688788886322) internal successors, (307986), 99556 states have internal predecessors, (307986), 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) [2021-02-16 18:35:22,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99557 states to 99557 states and 307986 transitions. [2021-02-16 18:35:22,407 INFO L78 Accepts]: Start accepts. Automaton has 99557 states and 307986 transitions. Word has length 90 [2021-02-16 18:35:22,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-16 18:35:22,408 INFO L480 AbstractCegarLoop]: Abstraction has 99557 states and 307986 transitions. [2021-02-16 18:35:22,411 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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) [2021-02-16 18:35:22,411 INFO L276 IsEmpty]: Start isEmpty. Operand 99557 states and 307986 transitions. [2021-02-16 18:35:22,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-02-16 18:35:22,529 INFO L497 BasicCegarLoop]: Found error trace [2021-02-16 18:35:22,529 INFO L505 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] [2021-02-16 18:35:22,529 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-02-16 18:35:22,530 INFO L428 AbstractCegarLoop]: === Iteration 16 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-16 18:35:22,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-16 18:35:22,546 INFO L82 PathProgramCache]: Analyzing trace with hash -74063502, now seen corresponding path program 12 times [2021-02-16 18:35:22,546 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-16 18:35:22,546 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765979488] [2021-02-16 18:35:22,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-16 18:35:22,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-16 18:35:22,631 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:35:22,631 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:35:22,632 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:35:22,632 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-16 18:35:22,637 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:35:22,637 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:35:22,653 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:35:22,653 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-16 18:35:22,672 WARN L141 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-02-16 18:35:22,673 WARN L147 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size 25 [2021-02-16 18:35:22,701 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:35:22,702 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-16 18:35:22,738 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:35:22,739 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-02-16 18:35:22,784 WARN L141 QuantifierPusher]: treesize reduction 3, result has 94.3 percent of original size [2021-02-16 18:35:22,784 WARN L147 QuantifierPusher]: treesize reduction 3, result has 94.3 percent of original size 50 [2021-02-16 18:35:22,805 WARN L141 QuantifierPusher]: treesize reduction 3, result has 93.9 percent of original size [2021-02-16 18:35:22,806 WARN L147 QuantifierPusher]: treesize reduction 3, result has 93.9 percent of original size 46 [2021-02-16 18:35:22,829 WARN L141 QuantifierPusher]: treesize reduction 3, result has 94.5 percent of original size [2021-02-16 18:35:22,829 WARN L147 QuantifierPusher]: treesize reduction 3, result has 94.5 percent of original size 52 [2021-02-16 18:35:22,859 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:35:22,860 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:35:22,891 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:35:22,892 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:35:22,923 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:35:22,923 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:35:22,959 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:35:22,960 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:35:22,998 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:35:22,998 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:35:23,037 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:35:23,038 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:35:23,081 WARN L141 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size [2021-02-16 18:35:23,082 WARN L147 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size 32 [2021-02-16 18:35:23,130 WARN L141 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size [2021-02-16 18:35:23,131 WARN L147 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size 32 [2021-02-16 18:35:23,179 WARN L141 QuantifierPusher]: treesize reduction 18, result has 66.0 percent of original size [2021-02-16 18:35:23,181 WARN L147 QuantifierPusher]: treesize reduction 18, result has 66.0 percent of original size 35 [2021-02-16 18:35:23,234 WARN L141 QuantifierPusher]: treesize reduction 15, result has 74.1 percent of original size [2021-02-16 18:35:23,235 WARN L147 QuantifierPusher]: treesize reduction 15, result has 74.1 percent of original size 43 [2021-02-16 18:35:23,275 WARN L141 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size [2021-02-16 18:35:23,278 WARN L147 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size 37 [2021-02-16 18:35:23,335 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:35:23,336 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:35:23,378 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:35:23,379 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-02-16 18:35:23,435 WARN L141 QuantifierPusher]: treesize reduction 10, result has 69.7 percent of original size [2021-02-16 18:35:23,436 WARN L147 QuantifierPusher]: treesize reduction 10, result has 69.7 percent of original size 23 [2021-02-16 18:35:23,490 WARN L141 QuantifierPusher]: treesize reduction 10, result has 75.0 percent of original size [2021-02-16 18:35:23,491 WARN L147 QuantifierPusher]: treesize reduction 10, result has 75.0 percent of original size 30 [2021-02-16 18:35:23,552 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:35:23,553 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-16 18:35:23,604 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:35:23,604 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-16 18:35:23,653 WARN L141 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-02-16 18:35:23,654 WARN L147 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size 19 [2021-02-16 18:35:23,730 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:35:23,730 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:35:23,731 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:35:23,731 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:35:23,731 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:35:23,732 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:35:23,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-16 18:35:23,755 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [765979488] [2021-02-16 18:35:23,755 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-16 18:35:23,755 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-02-16 18:35:23,756 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1616790710] [2021-02-16 18:35:23,756 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-02-16 18:35:23,756 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-16 18:35:23,757 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-02-16 18:35:23,757 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=689, Unknown=0, NotChecked=0, Total=756 [2021-02-16 18:35:23,757 INFO L87 Difference]: Start difference. First operand 99557 states and 307986 transitions. Second operand has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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) [2021-02-16 18:35:24,749 WARN L202 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 44 [2021-02-16 18:35:24,952 WARN L202 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 50 [2021-02-16 18:35:25,191 WARN L202 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 54 [2021-02-16 18:35:25,487 WARN L202 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 52 [2021-02-16 18:35:25,792 WARN L202 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 59 [2021-02-16 18:35:26,176 WARN L202 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 56 [2021-02-16 18:35:26,889 WARN L202 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 63 [2021-02-16 18:35:27,297 WARN L202 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 60 [2021-02-16 18:35:27,748 WARN L202 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 67 [2021-02-16 18:35:28,086 WARN L202 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 64 [2021-02-16 18:35:28,719 WARN L202 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 66 [2021-02-16 18:35:29,944 WARN L202 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 79 [2021-02-16 18:35:30,616 WARN L202 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 64 [2021-02-16 18:35:31,441 WARN L202 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 68 [2021-02-16 18:35:31,776 WARN L202 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 69 [2021-02-16 18:35:32,406 WARN L202 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 72 [2021-02-16 18:35:32,924 WARN L202 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 72 [2021-02-16 18:35:33,341 WARN L202 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 68 [2021-02-16 18:35:33,699 WARN L202 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 74 [2021-02-16 18:35:34,155 WARN L202 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 73 [2021-02-16 18:35:34,537 WARN L202 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 77 [2021-02-16 18:35:35,088 WARN L202 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 75 [2021-02-16 18:35:35,480 WARN L202 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 76 [2021-02-16 18:35:35,839 WARN L202 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 72 [2021-02-16 18:35:36,364 WARN L202 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 78 [2021-02-16 18:35:36,830 WARN L202 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 74 [2021-02-16 18:35:37,341 WARN L202 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 78 [2021-02-16 18:35:37,917 WARN L202 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 82 [2021-02-16 18:35:38,424 WARN L202 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 78 [2021-02-16 18:35:38,859 WARN L202 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 83 [2021-02-16 18:35:39,256 WARN L202 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 77 [2021-02-16 18:35:39,862 WARN L202 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 84 [2021-02-16 18:35:40,336 WARN L202 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 79 [2021-02-16 18:35:40,823 WARN L202 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 80 [2021-02-16 18:35:41,219 WARN L202 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 76 [2021-02-16 18:35:41,894 WARN L202 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 87 [2021-02-16 18:35:42,440 WARN L202 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 83 [2021-02-16 18:35:42,968 WARN L202 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 83 [2021-02-16 18:35:43,575 WARN L202 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 81 [2021-02-16 18:35:44,031 WARN L202 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 85 [2021-02-16 18:35:44,579 WARN L202 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 85 [2021-02-16 18:35:45,064 WARN L202 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 77 [2021-02-16 18:35:45,508 WARN L202 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 82 [2021-02-16 18:35:46,277 WARN L202 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 88 [2021-02-16 18:35:47,008 WARN L202 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 86 [2021-02-16 18:35:47,550 WARN L202 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 82 [2021-02-16 18:35:48,074 WARN L202 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 82 [2021-02-16 18:35:48,714 WARN L202 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 89 [2021-02-16 18:35:49,525 WARN L202 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 93 [2021-02-16 18:35:50,112 WARN L202 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 87 [2021-02-16 18:35:50,915 WARN L202 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 95 [2021-02-16 18:35:51,946 WARN L202 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 98 [2021-02-16 18:35:52,882 WARN L202 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 92 [2021-02-16 18:35:54,032 WARN L202 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 97 [2021-02-16 18:35:57,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-16 18:35:57,414 INFO L93 Difference]: Finished difference Result 161081 states and 499150 transitions. [2021-02-16 18:35:57,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-02-16 18:35:57,415 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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 90 [2021-02-16 18:35:57,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-16 18:35:57,738 INFO L225 Difference]: With dead ends: 161081 [2021-02-16 18:35:57,738 INFO L226 Difference]: Without dead ends: 161081 [2021-02-16 18:35:57,739 INFO L761 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 90 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1126 ImplicationChecksByTransitivity, 24.2s TimeCoverageRelationStatistics Valid=2549, Invalid=5823, Unknown=0, NotChecked=0, Total=8372 [2021-02-16 18:35:58,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161081 states. [2021-02-16 18:36:00,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161081 to 99800. [2021-02-16 18:36:01,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99800 states, 99796 states have (on average 3.09382139564712) internal successors, (308751), 99799 states have internal predecessors, (308751), 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) [2021-02-16 18:36:01,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99800 states to 99800 states and 308751 transitions. [2021-02-16 18:36:01,272 INFO L78 Accepts]: Start accepts. Automaton has 99800 states and 308751 transitions. Word has length 90 [2021-02-16 18:36:01,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-16 18:36:01,272 INFO L480 AbstractCegarLoop]: Abstraction has 99800 states and 308751 transitions. [2021-02-16 18:36:01,272 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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) [2021-02-16 18:36:01,272 INFO L276 IsEmpty]: Start isEmpty. Operand 99800 states and 308751 transitions. [2021-02-16 18:36:01,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-02-16 18:36:01,358 INFO L497 BasicCegarLoop]: Found error trace [2021-02-16 18:36:01,358 INFO L505 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] [2021-02-16 18:36:01,358 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-02-16 18:36:01,358 INFO L428 AbstractCegarLoop]: === Iteration 17 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-16 18:36:01,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-16 18:36:01,359 INFO L82 PathProgramCache]: Analyzing trace with hash -425727702, now seen corresponding path program 13 times [2021-02-16 18:36:01,359 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-16 18:36:01,359 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [949443789] [2021-02-16 18:36:01,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-16 18:36:01,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-16 18:36:01,440 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:36:01,440 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:36:01,441 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:36:01,441 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-16 18:36:01,445 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:36:01,446 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:36:01,461 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:36:01,462 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-16 18:36:01,479 WARN L141 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-02-16 18:36:01,480 WARN L147 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size 25 [2021-02-16 18:36:01,509 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:36:01,509 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-16 18:36:01,545 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:36:01,546 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-02-16 18:36:01,594 WARN L141 QuantifierPusher]: treesize reduction 3, result has 94.3 percent of original size [2021-02-16 18:36:01,595 WARN L147 QuantifierPusher]: treesize reduction 3, result has 94.3 percent of original size 50 [2021-02-16 18:36:01,619 WARN L141 QuantifierPusher]: treesize reduction 3, result has 93.9 percent of original size [2021-02-16 18:36:01,620 WARN L147 QuantifierPusher]: treesize reduction 3, result has 93.9 percent of original size 46 [2021-02-16 18:36:01,644 WARN L141 QuantifierPusher]: treesize reduction 3, result has 94.5 percent of original size [2021-02-16 18:36:01,645 WARN L147 QuantifierPusher]: treesize reduction 3, result has 94.5 percent of original size 52 [2021-02-16 18:36:01,679 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:36:01,679 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:36:01,707 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:36:01,708 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:36:01,736 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:36:01,737 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:36:01,769 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:36:01,770 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:36:01,803 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:36:01,804 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:36:01,840 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:36:01,840 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:36:01,882 WARN L141 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size [2021-02-16 18:36:01,883 WARN L147 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size 32 [2021-02-16 18:36:01,931 WARN L141 QuantifierPusher]: treesize reduction 18, result has 66.0 percent of original size [2021-02-16 18:36:01,932 WARN L147 QuantifierPusher]: treesize reduction 18, result has 66.0 percent of original size 35 [2021-02-16 18:36:01,985 WARN L141 QuantifierPusher]: treesize reduction 15, result has 74.1 percent of original size [2021-02-16 18:36:01,986 WARN L147 QuantifierPusher]: treesize reduction 15, result has 74.1 percent of original size 43 [2021-02-16 18:36:02,027 WARN L141 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size [2021-02-16 18:36:02,030 WARN L147 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size 37 [2021-02-16 18:36:02,085 WARN L141 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size [2021-02-16 18:36:02,086 WARN L147 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size 37 [2021-02-16 18:36:02,145 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:36:02,146 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:36:02,186 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:36:02,187 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-02-16 18:36:02,236 WARN L141 QuantifierPusher]: treesize reduction 10, result has 69.7 percent of original size [2021-02-16 18:36:02,236 WARN L147 QuantifierPusher]: treesize reduction 10, result has 69.7 percent of original size 23 [2021-02-16 18:36:02,290 WARN L141 QuantifierPusher]: treesize reduction 10, result has 75.0 percent of original size [2021-02-16 18:36:02,291 WARN L147 QuantifierPusher]: treesize reduction 10, result has 75.0 percent of original size 30 [2021-02-16 18:36:02,356 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:36:02,356 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-16 18:36:02,411 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:36:02,411 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-16 18:36:02,461 WARN L141 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-02-16 18:36:02,462 WARN L147 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size 19 [2021-02-16 18:36:02,540 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:36:02,540 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:36:02,541 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:36:02,542 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:36:02,543 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:36:02,543 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:36:02,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-16 18:36:02,571 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [949443789] [2021-02-16 18:36:02,571 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-16 18:36:02,571 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-02-16 18:36:02,571 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383416543] [2021-02-16 18:36:02,572 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-02-16 18:36:02,572 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-16 18:36:02,572 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-02-16 18:36:02,573 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=691, Unknown=0, NotChecked=0, Total=756 [2021-02-16 18:36:02,573 INFO L87 Difference]: Start difference. First operand 99800 states and 308751 transitions. Second operand has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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) [2021-02-16 18:36:04,037 WARN L202 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 44 [2021-02-16 18:36:04,237 WARN L202 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 50 [2021-02-16 18:36:04,475 WARN L202 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 54 [2021-02-16 18:36:04,765 WARN L202 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 52 [2021-02-16 18:36:05,068 WARN L202 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 59 [2021-02-16 18:36:05,448 WARN L202 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 56 [2021-02-16 18:36:05,824 WARN L202 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 63 [2021-02-16 18:36:06,236 WARN L202 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 60 [2021-02-16 18:36:06,686 WARN L202 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 67 [2021-02-16 18:36:07,126 WARN L202 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 62 [2021-02-16 18:36:07,601 WARN L202 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 69 [2021-02-16 18:36:08,529 WARN L202 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 75 [2021-02-16 18:36:09,300 WARN L202 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 82 [2021-02-16 18:36:09,703 WARN L202 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 79 [2021-02-16 18:36:10,344 WARN L202 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 64 [2021-02-16 18:36:11,188 WARN L202 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 68 [2021-02-16 18:36:11,517 WARN L202 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 69 [2021-02-16 18:36:12,028 WARN L202 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 72 [2021-02-16 18:36:12,531 WARN L202 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 72 [2021-02-16 18:36:12,910 WARN L202 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 74 [2021-02-16 18:36:13,393 WARN L202 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 73 [2021-02-16 18:36:13,779 WARN L202 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 77 [2021-02-16 18:36:14,289 WARN L202 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 74 [2021-02-16 18:36:14,726 WARN L202 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 76 [2021-02-16 18:36:15,085 WARN L202 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 72 [2021-02-16 18:36:15,630 WARN L202 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 78 [2021-02-16 18:36:16,054 WARN L202 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 78 [2021-02-16 18:36:16,650 WARN L202 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 82 [2021-02-16 18:36:17,101 WARN L202 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 83 [2021-02-16 18:36:17,503 WARN L202 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 77 [2021-02-16 18:36:18,082 WARN L202 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 83 [2021-02-16 18:36:18,551 WARN L202 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 84 [2021-02-16 18:36:18,961 WARN L202 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 76 [2021-02-16 18:36:19,620 WARN L202 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 87 [2021-02-16 18:36:20,165 WARN L202 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 87 [2021-02-16 18:36:20,730 WARN L202 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 87 [2021-02-16 18:36:21,255 WARN L202 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 89 [2021-02-16 18:36:21,721 WARN L202 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 81 [2021-02-16 18:36:22,184 WARN L202 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 85 [2021-02-16 18:36:22,618 WARN L202 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 82 [2021-02-16 18:36:23,294 WARN L202 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 92 [2021-02-16 18:36:23,949 WARN L202 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 86 [2021-02-16 18:36:24,456 WARN L202 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 86 [2021-02-16 18:36:25,090 WARN L202 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 93 [2021-02-16 18:36:25,650 WARN L202 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 89 [2021-02-16 18:36:26,359 WARN L202 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 97 [2021-02-16 18:36:26,923 WARN L202 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 91 [2021-02-16 18:36:27,473 WARN L202 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 93 [2021-02-16 18:36:28,207 WARN L202 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 99 [2021-02-16 18:36:28,826 WARN L202 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 95 [2021-02-16 18:36:29,645 WARN L202 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 102 [2021-02-16 18:36:30,355 WARN L202 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 98 [2021-02-16 18:36:31,180 WARN L202 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 96 [2021-02-16 18:36:31,755 WARN L202 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 92 [2021-02-16 18:36:32,832 WARN L202 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 101 [2021-02-16 18:36:33,447 WARN L202 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 97 [2021-02-16 18:36:36,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-16 18:36:36,718 INFO L93 Difference]: Finished difference Result 151901 states and 469704 transitions. [2021-02-16 18:36:36,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-02-16 18:36:36,719 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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 90 [2021-02-16 18:36:36,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-16 18:36:36,983 INFO L225 Difference]: With dead ends: 151901 [2021-02-16 18:36:36,983 INFO L226 Difference]: Without dead ends: 151901 [2021-02-16 18:36:36,984 INFO L761 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1226 ImplicationChecksByTransitivity, 25.4s TimeCoverageRelationStatistics Valid=2594, Invalid=6148, Unknown=0, NotChecked=0, Total=8742 [2021-02-16 18:36:38,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151901 states. [2021-02-16 18:36:40,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151901 to 99422. [2021-02-16 18:36:40,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99422 states, 99418 states have (on average 3.0935544871150094) internal successors, (307555), 99421 states have internal predecessors, (307555), 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) [2021-02-16 18:36:40,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99422 states to 99422 states and 307555 transitions. [2021-02-16 18:36:40,463 INFO L78 Accepts]: Start accepts. Automaton has 99422 states and 307555 transitions. Word has length 90 [2021-02-16 18:36:40,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-16 18:36:40,464 INFO L480 AbstractCegarLoop]: Abstraction has 99422 states and 307555 transitions. [2021-02-16 18:36:40,464 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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) [2021-02-16 18:36:40,464 INFO L276 IsEmpty]: Start isEmpty. Operand 99422 states and 307555 transitions. [2021-02-16 18:36:40,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-02-16 18:36:40,551 INFO L497 BasicCegarLoop]: Found error trace [2021-02-16 18:36:40,551 INFO L505 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] [2021-02-16 18:36:40,551 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-02-16 18:36:40,551 INFO L428 AbstractCegarLoop]: === Iteration 18 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-16 18:36:40,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-16 18:36:40,552 INFO L82 PathProgramCache]: Analyzing trace with hash -542033976, now seen corresponding path program 14 times [2021-02-16 18:36:40,552 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-16 18:36:40,552 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1705996003] [2021-02-16 18:36:40,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-16 18:36:40,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-16 18:36:40,641 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:36:40,642 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:36:40,642 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:36:40,643 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-16 18:36:40,648 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:36:40,649 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:36:40,665 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:36:40,666 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-16 18:36:40,686 WARN L141 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-02-16 18:36:40,687 WARN L147 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size 25 [2021-02-16 18:36:40,718 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:36:40,719 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-16 18:36:40,757 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:36:40,758 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-02-16 18:36:40,809 WARN L141 QuantifierPusher]: treesize reduction 3, result has 94.3 percent of original size [2021-02-16 18:36:40,809 WARN L147 QuantifierPusher]: treesize reduction 3, result has 94.3 percent of original size 50 [2021-02-16 18:36:40,831 WARN L141 QuantifierPusher]: treesize reduction 3, result has 93.9 percent of original size [2021-02-16 18:36:40,832 WARN L147 QuantifierPusher]: treesize reduction 3, result has 93.9 percent of original size 46 [2021-02-16 18:36:40,856 WARN L141 QuantifierPusher]: treesize reduction 3, result has 94.5 percent of original size [2021-02-16 18:36:40,857 WARN L147 QuantifierPusher]: treesize reduction 3, result has 94.5 percent of original size 52 [2021-02-16 18:36:40,888 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:36:40,888 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:36:40,917 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:36:40,918 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:36:40,948 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:36:40,949 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:36:40,992 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:36:40,993 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:36:41,029 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:36:41,030 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:36:41,071 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:36:41,072 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:36:41,116 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:36:41,117 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:36:41,163 WARN L141 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size [2021-02-16 18:36:41,163 WARN L147 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size 32 [2021-02-16 18:36:41,212 WARN L141 QuantifierPusher]: treesize reduction 18, result has 66.0 percent of original size [2021-02-16 18:36:41,213 WARN L147 QuantifierPusher]: treesize reduction 18, result has 66.0 percent of original size 35 [2021-02-16 18:36:41,270 WARN L141 QuantifierPusher]: treesize reduction 15, result has 74.1 percent of original size [2021-02-16 18:36:41,271 WARN L147 QuantifierPusher]: treesize reduction 15, result has 74.1 percent of original size 43 [2021-02-16 18:36:41,315 WARN L141 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size [2021-02-16 18:36:41,316 WARN L147 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size 37 [2021-02-16 18:36:41,378 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:36:41,379 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:36:41,422 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:36:41,423 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-02-16 18:36:41,476 WARN L141 QuantifierPusher]: treesize reduction 10, result has 69.7 percent of original size [2021-02-16 18:36:41,477 WARN L147 QuantifierPusher]: treesize reduction 10, result has 69.7 percent of original size 23 [2021-02-16 18:36:41,534 WARN L141 QuantifierPusher]: treesize reduction 10, result has 75.0 percent of original size [2021-02-16 18:36:41,535 WARN L147 QuantifierPusher]: treesize reduction 10, result has 75.0 percent of original size 30 [2021-02-16 18:36:41,600 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:36:41,601 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-16 18:36:41,655 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:36:41,655 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-16 18:36:41,706 WARN L141 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-02-16 18:36:41,707 WARN L147 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size 19 [2021-02-16 18:36:41,784 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:36:41,784 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:36:41,785 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:36:41,785 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:36:41,786 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:36:41,786 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:36:42,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-16 18:36:42,363 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1705996003] [2021-02-16 18:36:42,363 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-16 18:36:42,363 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-02-16 18:36:42,364 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770894215] [2021-02-16 18:36:42,366 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-02-16 18:36:42,366 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-16 18:36:42,367 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-02-16 18:36:42,367 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=688, Unknown=0, NotChecked=0, Total=756 [2021-02-16 18:36:42,367 INFO L87 Difference]: Start difference. First operand 99422 states and 307555 transitions. Second operand has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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) [2021-02-16 18:36:43,263 WARN L202 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 44 [2021-02-16 18:36:43,468 WARN L202 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 50 [2021-02-16 18:36:43,711 WARN L202 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 48 [2021-02-16 18:36:43,992 WARN L202 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 52 [2021-02-16 18:36:44,229 WARN L202 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 55 [2021-02-16 18:36:44,528 WARN L202 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 59 [2021-02-16 18:36:44,930 WARN L202 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 56 [2021-02-16 18:36:45,308 WARN L202 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 60 [2021-02-16 18:36:45,620 WARN L202 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 63 [2021-02-16 18:36:46,169 WARN L202 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 64 [2021-02-16 18:36:46,758 WARN L202 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 66 [2021-02-16 18:36:48,157 WARN L202 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 79 [2021-02-16 18:36:48,643 WARN L202 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 60 [2021-02-16 18:36:49,054 WARN L202 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 64 [2021-02-16 18:36:49,671 WARN L202 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 65 [2021-02-16 18:36:50,148 WARN L202 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 64 [2021-02-16 18:36:50,477 WARN L202 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 68 [2021-02-16 18:36:50,822 WARN L202 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 69 [2021-02-16 18:36:51,139 WARN L202 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 68 [2021-02-16 18:36:51,653 WARN L202 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 72 [2021-02-16 18:36:51,978 WARN L202 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 70 [2021-02-16 18:36:52,468 WARN L202 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 68 [2021-02-16 18:36:52,850 WARN L202 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 74 [2021-02-16 18:36:53,224 WARN L202 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 73 [2021-02-16 18:36:53,706 WARN L202 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 68 [2021-02-16 18:36:54,083 WARN L202 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 73 [2021-02-16 18:36:54,488 WARN L202 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 77 [2021-02-16 18:36:54,815 WARN L202 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 68 [2021-02-16 18:36:55,340 WARN L202 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 75 [2021-02-16 18:36:55,759 WARN L202 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 74 [2021-02-16 18:36:56,165 WARN L202 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 76 [2021-02-16 18:36:56,535 WARN L202 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 72 [2021-02-16 18:36:57,097 WARN L202 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 74 [2021-02-16 18:36:57,536 WARN L202 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 76 [2021-02-16 18:36:57,962 WARN L202 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 78 [2021-02-16 18:36:58,350 WARN L202 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 73 [2021-02-16 18:36:58,921 WARN L202 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 78 [2021-02-16 18:36:59,391 WARN L202 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 79 [2021-02-16 18:36:59,848 WARN L202 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 83 [2021-02-16 18:37:00,252 WARN L202 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 77 [2021-02-16 18:37:00,851 WARN L202 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 79 [2021-02-16 18:37:01,342 WARN L202 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 80 [2021-02-16 18:37:01,776 WARN L202 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 73 [2021-02-16 18:37:02,202 WARN L202 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 76 [2021-02-16 18:37:02,829 WARN L202 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 83 [2021-02-16 18:37:03,410 WARN L202 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 83 [2021-02-16 18:37:04,027 WARN L202 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 85 [2021-02-16 18:37:04,567 WARN L202 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 85 [2021-02-16 18:37:05,053 WARN L202 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 77 [2021-02-16 18:37:05,533 WARN L202 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 78 [2021-02-16 18:37:05,992 WARN L202 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 82 [2021-02-16 18:37:06,711 WARN L202 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 88 [2021-02-16 18:37:07,402 WARN L202 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 82 [2021-02-16 18:37:07,932 WARN L202 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 82 [2021-02-16 18:37:08,601 WARN L202 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 89 [2021-02-16 18:37:09,376 WARN L202 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 93 [2021-02-16 18:37:09,964 WARN L202 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 87 [2021-02-16 18:37:10,772 WARN L202 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 95 [2021-02-16 18:37:11,733 WARN L202 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 98 [2021-02-16 18:37:12,670 WARN L202 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 92 [2021-02-16 18:37:13,926 WARN L202 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 97 [2021-02-16 18:37:16,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-16 18:37:16,822 INFO L93 Difference]: Finished difference Result 160973 states and 498059 transitions. [2021-02-16 18:37:16,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-02-16 18:37:16,823 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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 90 [2021-02-16 18:37:16,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-16 18:37:17,110 INFO L225 Difference]: With dead ends: 160973 [2021-02-16 18:37:17,110 INFO L226 Difference]: Without dead ends: 160973 [2021-02-16 18:37:17,111 INFO L761 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 97 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1497 ImplicationChecksByTransitivity, 25.8s TimeCoverageRelationStatistics Valid=2927, Invalid=6775, Unknown=0, NotChecked=0, Total=9702 [2021-02-16 18:37:18,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160973 states. [2021-02-16 18:37:20,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160973 to 99584. [2021-02-16 18:37:20,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99584 states, 99580 states have (on average 3.093673428399277) internal successors, (308068), 99583 states have internal predecessors, (308068), 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) [2021-02-16 18:37:21,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99584 states to 99584 states and 308068 transitions. [2021-02-16 18:37:21,212 INFO L78 Accepts]: Start accepts. Automaton has 99584 states and 308068 transitions. Word has length 90 [2021-02-16 18:37:21,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-16 18:37:21,213 INFO L480 AbstractCegarLoop]: Abstraction has 99584 states and 308068 transitions. [2021-02-16 18:37:21,213 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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) [2021-02-16 18:37:21,213 INFO L276 IsEmpty]: Start isEmpty. Operand 99584 states and 308068 transitions. [2021-02-16 18:37:21,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-02-16 18:37:21,311 INFO L497 BasicCegarLoop]: Found error trace [2021-02-16 18:37:21,311 INFO L505 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] [2021-02-16 18:37:21,311 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-02-16 18:37:21,311 INFO L428 AbstractCegarLoop]: === Iteration 19 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-16 18:37:21,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-16 18:37:21,312 INFO L82 PathProgramCache]: Analyzing trace with hash -1275190520, now seen corresponding path program 15 times [2021-02-16 18:37:21,312 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-16 18:37:21,312 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [39458284] [2021-02-16 18:37:21,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-16 18:37:21,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-16 18:37:21,393 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:37:21,394 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:37:21,394 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:37:21,395 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-16 18:37:21,399 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:37:21,399 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:37:21,415 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:37:21,415 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-16 18:37:21,436 WARN L141 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-02-16 18:37:21,436 WARN L147 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size 25 [2021-02-16 18:37:21,468 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:37:21,469 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-16 18:37:21,511 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:37:21,512 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-02-16 18:37:21,567 WARN L141 QuantifierPusher]: treesize reduction 3, result has 94.3 percent of original size [2021-02-16 18:37:21,568 WARN L147 QuantifierPusher]: treesize reduction 3, result has 94.3 percent of original size 50 [2021-02-16 18:37:21,595 WARN L141 QuantifierPusher]: treesize reduction 3, result has 93.9 percent of original size [2021-02-16 18:37:21,596 WARN L147 QuantifierPusher]: treesize reduction 3, result has 93.9 percent of original size 46 [2021-02-16 18:37:21,620 WARN L141 QuantifierPusher]: treesize reduction 3, result has 94.5 percent of original size [2021-02-16 18:37:21,621 WARN L147 QuantifierPusher]: treesize reduction 3, result has 94.5 percent of original size 52 [2021-02-16 18:37:21,653 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:37:21,654 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:37:21,686 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:37:21,687 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:37:21,730 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:37:21,731 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:37:21,764 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:37:21,765 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:37:21,797 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:37:21,798 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:37:21,840 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:37:21,841 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:37:21,884 WARN L141 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size [2021-02-16 18:37:21,885 WARN L147 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size 32 [2021-02-16 18:37:21,935 WARN L141 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size [2021-02-16 18:37:21,936 WARN L147 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size 32 [2021-02-16 18:37:21,987 WARN L141 QuantifierPusher]: treesize reduction 18, result has 66.0 percent of original size [2021-02-16 18:37:21,988 WARN L147 QuantifierPusher]: treesize reduction 18, result has 66.0 percent of original size 35 [2021-02-16 18:37:22,046 WARN L141 QuantifierPusher]: treesize reduction 15, result has 74.1 percent of original size [2021-02-16 18:37:22,046 WARN L147 QuantifierPusher]: treesize reduction 15, result has 74.1 percent of original size 43 [2021-02-16 18:37:22,090 WARN L141 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size [2021-02-16 18:37:22,091 WARN L147 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size 37 [2021-02-16 18:37:22,156 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:37:22,157 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:37:22,200 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:37:22,201 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-02-16 18:37:22,255 WARN L141 QuantifierPusher]: treesize reduction 10, result has 69.7 percent of original size [2021-02-16 18:37:22,255 WARN L147 QuantifierPusher]: treesize reduction 10, result has 69.7 percent of original size 23 [2021-02-16 18:37:22,314 WARN L141 QuantifierPusher]: treesize reduction 10, result has 75.0 percent of original size [2021-02-16 18:37:22,315 WARN L147 QuantifierPusher]: treesize reduction 10, result has 75.0 percent of original size 30 [2021-02-16 18:37:22,384 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:37:22,385 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-16 18:37:22,434 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:37:22,435 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-16 18:37:22,478 WARN L141 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-02-16 18:37:22,479 WARN L147 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size 19 [2021-02-16 18:37:22,558 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:37:22,559 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:37:22,559 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:37:22,560 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:37:22,561 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:37:22,561 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:37:22,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-16 18:37:22,584 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [39458284] [2021-02-16 18:37:22,584 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-16 18:37:22,584 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-02-16 18:37:22,584 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1538951993] [2021-02-16 18:37:22,585 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-02-16 18:37:22,585 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-16 18:37:22,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-02-16 18:37:22,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=689, Unknown=0, NotChecked=0, Total=756 [2021-02-16 18:37:22,586 INFO L87 Difference]: Start difference. First operand 99584 states and 308068 transitions. Second operand has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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) [2021-02-16 18:37:23,686 WARN L202 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 44 [2021-02-16 18:37:23,901 WARN L202 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 50 [2021-02-16 18:37:24,162 WARN L202 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 48 [2021-02-16 18:37:24,458 WARN L202 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 52 [2021-02-16 18:37:24,703 WARN L202 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 55 [2021-02-16 18:37:25,016 WARN L202 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 59 [2021-02-16 18:37:25,454 WARN L202 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 56 [2021-02-16 18:37:26,236 WARN L202 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 63 [2021-02-16 18:37:26,692 WARN L202 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 60 [2021-02-16 18:37:27,168 WARN L202 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 67 [2021-02-16 18:37:27,522 WARN L202 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 64 [2021-02-16 18:37:28,203 WARN L202 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 66 [2021-02-16 18:37:29,537 WARN L202 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 79 [2021-02-16 18:37:30,081 WARN L202 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 60 [2021-02-16 18:37:30,520 WARN L202 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 64 [2021-02-16 18:37:31,223 WARN L202 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 65 [2021-02-16 18:37:31,843 WARN L202 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 68 [2021-02-16 18:37:32,186 WARN L202 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 69 [2021-02-16 18:37:32,510 WARN L202 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 68 [2021-02-16 18:37:33,086 WARN L202 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 72 [2021-02-16 18:37:33,422 WARN L202 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 70 [2021-02-16 18:37:33,918 WARN L202 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 72 [2021-02-16 18:37:34,342 WARN L202 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 68 [2021-02-16 18:37:34,720 WARN L202 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 74 [2021-02-16 18:37:35,078 WARN L202 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 73 [2021-02-16 18:37:35,570 WARN L202 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 73 [2021-02-16 18:37:35,978 WARN L202 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 77 [2021-02-16 18:37:36,304 WARN L202 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 68 [2021-02-16 18:37:37,003 WARN L202 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 75 [2021-02-16 18:37:37,422 WARN L202 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 76 [2021-02-16 18:37:37,800 WARN L202 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 72 [2021-02-16 18:37:38,371 WARN L202 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 78 [2021-02-16 18:37:38,854 WARN L202 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 74 [2021-02-16 18:37:39,278 WARN L202 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 78 [2021-02-16 18:37:39,652 WARN L202 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 73 [2021-02-16 18:37:40,241 WARN L202 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 82 [2021-02-16 18:37:40,771 WARN L202 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 78 [2021-02-16 18:37:41,233 WARN L202 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 83 [2021-02-16 18:37:41,653 WARN L202 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 77 [2021-02-16 18:37:42,364 WARN L202 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 84 [2021-02-16 18:37:42,863 WARN L202 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 79 [2021-02-16 18:37:43,385 WARN L202 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 80 [2021-02-16 18:37:43,809 WARN L202 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 76 [2021-02-16 18:37:44,514 WARN L202 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 87 [2021-02-16 18:37:45,048 WARN L202 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 83 [2021-02-16 18:37:45,614 WARN L202 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 83 [2021-02-16 18:37:46,281 WARN L202 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 81 [2021-02-16 18:37:46,753 WARN L202 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 85 [2021-02-16 18:37:47,367 WARN L202 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 85 [2021-02-16 18:37:47,877 WARN L202 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 77 [2021-02-16 18:37:48,346 WARN L202 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 82 [2021-02-16 18:37:49,195 WARN L202 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 88 [2021-02-16 18:37:49,910 WARN L202 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 86 [2021-02-16 18:37:50,478 WARN L202 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 82 [2021-02-16 18:37:51,029 WARN L202 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 82 [2021-02-16 18:37:51,730 WARN L202 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 89 [2021-02-16 18:37:52,680 WARN L202 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 93 [2021-02-16 18:37:53,293 WARN L202 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 87 [2021-02-16 18:37:54,200 WARN L202 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 95 [2021-02-16 18:37:55,281 WARN L202 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 98 [2021-02-16 18:37:56,294 WARN L202 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 92 [2021-02-16 18:37:57,669 WARN L202 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 97 [2021-02-16 18:38:01,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-16 18:38:01,243 INFO L93 Difference]: Finished difference Result 166454 states and 515488 transitions. [2021-02-16 18:38:01,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-02-16 18:38:01,244 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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 90 [2021-02-16 18:38:01,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-16 18:38:01,545 INFO L225 Difference]: With dead ends: 166454 [2021-02-16 18:38:01,545 INFO L226 Difference]: Without dead ends: 166454 [2021-02-16 18:38:01,546 INFO L761 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1410 ImplicationChecksByTransitivity, 27.5s TimeCoverageRelationStatistics Valid=2987, Invalid=6913, Unknown=0, NotChecked=0, Total=9900 [2021-02-16 18:38:02,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166454 states. [2021-02-16 18:38:04,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166454 to 99827. [2021-02-16 18:38:04,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99827 states, 99823 states have (on average 3.0938060366849323) internal successors, (308833), 99826 states have internal predecessors, (308833), 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) [2021-02-16 18:38:05,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99827 states to 99827 states and 308833 transitions. [2021-02-16 18:38:05,646 INFO L78 Accepts]: Start accepts. Automaton has 99827 states and 308833 transitions. Word has length 90 [2021-02-16 18:38:05,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-16 18:38:05,647 INFO L480 AbstractCegarLoop]: Abstraction has 99827 states and 308833 transitions. [2021-02-16 18:38:05,647 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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) [2021-02-16 18:38:05,647 INFO L276 IsEmpty]: Start isEmpty. Operand 99827 states and 308833 transitions. [2021-02-16 18:38:05,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-02-16 18:38:05,764 INFO L497 BasicCegarLoop]: Found error trace [2021-02-16 18:38:05,764 INFO L505 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] [2021-02-16 18:38:05,764 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-02-16 18:38:05,764 INFO L428 AbstractCegarLoop]: === Iteration 20 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-16 18:38:05,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-16 18:38:05,765 INFO L82 PathProgramCache]: Analyzing trace with hash -1626854720, now seen corresponding path program 16 times [2021-02-16 18:38:05,765 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-16 18:38:05,765 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542062514] [2021-02-16 18:38:05,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-16 18:38:05,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-16 18:38:05,864 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:38:05,865 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:38:05,866 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:38:05,866 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-16 18:38:05,870 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:38:05,871 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:38:05,888 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:38:05,889 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-16 18:38:05,912 WARN L141 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-02-16 18:38:05,913 WARN L147 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size 25 [2021-02-16 18:38:05,947 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:38:05,948 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-16 18:38:05,987 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:38:05,988 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-02-16 18:38:06,040 WARN L141 QuantifierPusher]: treesize reduction 3, result has 94.3 percent of original size [2021-02-16 18:38:06,040 WARN L147 QuantifierPusher]: treesize reduction 3, result has 94.3 percent of original size 50 [2021-02-16 18:38:06,063 WARN L141 QuantifierPusher]: treesize reduction 3, result has 93.9 percent of original size [2021-02-16 18:38:06,064 WARN L147 QuantifierPusher]: treesize reduction 3, result has 93.9 percent of original size 46 [2021-02-16 18:38:06,090 WARN L141 QuantifierPusher]: treesize reduction 3, result has 94.5 percent of original size [2021-02-16 18:38:06,090 WARN L147 QuantifierPusher]: treesize reduction 3, result has 94.5 percent of original size 52 [2021-02-16 18:38:06,123 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:38:06,124 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:38:06,154 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:38:06,155 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:38:06,186 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:38:06,186 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:38:06,221 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:38:06,222 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:38:06,262 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:38:06,262 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:38:06,306 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:38:06,306 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:38:06,349 WARN L141 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size [2021-02-16 18:38:06,350 WARN L147 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size 32 [2021-02-16 18:38:06,404 WARN L141 QuantifierPusher]: treesize reduction 18, result has 66.0 percent of original size [2021-02-16 18:38:06,405 WARN L147 QuantifierPusher]: treesize reduction 18, result has 66.0 percent of original size 35 [2021-02-16 18:38:06,455 WARN L141 QuantifierPusher]: treesize reduction 15, result has 74.1 percent of original size [2021-02-16 18:38:06,456 WARN L147 QuantifierPusher]: treesize reduction 15, result has 74.1 percent of original size 43 [2021-02-16 18:38:06,498 WARN L141 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size [2021-02-16 18:38:06,499 WARN L147 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size 37 [2021-02-16 18:38:06,561 WARN L141 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size [2021-02-16 18:38:06,562 WARN L147 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size 37 [2021-02-16 18:38:06,626 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:38:06,627 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:38:06,672 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:38:06,673 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-02-16 18:38:06,727 WARN L141 QuantifierPusher]: treesize reduction 10, result has 69.7 percent of original size [2021-02-16 18:38:06,730 WARN L147 QuantifierPusher]: treesize reduction 10, result has 69.7 percent of original size 23 [2021-02-16 18:38:06,789 WARN L141 QuantifierPusher]: treesize reduction 10, result has 75.0 percent of original size [2021-02-16 18:38:06,790 WARN L147 QuantifierPusher]: treesize reduction 10, result has 75.0 percent of original size 30 [2021-02-16 18:38:06,859 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:38:06,860 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-16 18:38:06,915 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:38:06,916 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-16 18:38:06,967 WARN L141 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-02-16 18:38:06,968 WARN L147 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size 19 [2021-02-16 18:38:07,046 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:38:07,047 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:38:07,048 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:38:07,048 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:38:07,049 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:38:07,049 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:38:07,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-16 18:38:07,073 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1542062514] [2021-02-16 18:38:07,073 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-16 18:38:07,074 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-02-16 18:38:07,074 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974674564] [2021-02-16 18:38:07,074 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-02-16 18:38:07,074 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-16 18:38:07,074 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-02-16 18:38:07,075 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=691, Unknown=0, NotChecked=0, Total=756 [2021-02-16 18:38:07,075 INFO L87 Difference]: Start difference. First operand 99827 states and 308833 transitions. Second operand has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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) [2021-02-16 18:38:08,111 WARN L202 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 44 [2021-02-16 18:38:08,320 WARN L202 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 50 [2021-02-16 18:38:08,572 WARN L202 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 48 [2021-02-16 18:38:08,859 WARN L202 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 52 [2021-02-16 18:38:09,103 WARN L202 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 55 [2021-02-16 18:38:09,411 WARN L202 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 59 [2021-02-16 18:38:09,833 WARN L202 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 56 [2021-02-16 18:38:10,575 WARN L202 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 63 [2021-02-16 18:38:11,036 WARN L202 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 60 [2021-02-16 18:38:11,507 WARN L202 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 67 [2021-02-16 18:38:11,963 WARN L202 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 62 [2021-02-16 18:38:12,462 WARN L202 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 69 [2021-02-16 18:38:13,434 WARN L202 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 75 [2021-02-16 18:38:14,012 WARN L202 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 82 [2021-02-16 18:38:14,434 WARN L202 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 79 [2021-02-16 18:38:14,927 WARN L202 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 60 [2021-02-16 18:38:15,385 WARN L202 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 64 [2021-02-16 18:38:16,094 WARN L202 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 65 [2021-02-16 18:38:16,714 WARN L202 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 68 [2021-02-16 18:38:17,069 WARN L202 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 69 [2021-02-16 18:38:17,392 WARN L202 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 68 [2021-02-16 18:38:17,951 WARN L202 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 72 [2021-02-16 18:38:18,281 WARN L202 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 70 [2021-02-16 18:38:18,800 WARN L202 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 72 [2021-02-16 18:38:19,199 WARN L202 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 74 [2021-02-16 18:38:19,556 WARN L202 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 73 [2021-02-16 18:38:20,073 WARN L202 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 73 [2021-02-16 18:38:20,484 WARN L202 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 77 [2021-02-16 18:38:20,816 WARN L202 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 68 [2021-02-16 18:38:21,363 WARN L202 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 74 [2021-02-16 18:38:21,905 WARN L202 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 76 [2021-02-16 18:38:22,285 WARN L202 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 72 [2021-02-16 18:38:22,866 WARN L202 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 78 [2021-02-16 18:38:23,310 WARN L202 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 78 [2021-02-16 18:38:23,684 WARN L202 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 73 [2021-02-16 18:38:24,300 WARN L202 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 82 [2021-02-16 18:38:24,781 WARN L202 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 83 [2021-02-16 18:38:25,203 WARN L202 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 77 [2021-02-16 18:38:25,851 WARN L202 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 83 [2021-02-16 18:38:26,346 WARN L202 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 84 [2021-02-16 18:38:26,899 WARN L202 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 76 [2021-02-16 18:38:27,601 WARN L202 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 87 [2021-02-16 18:38:28,147 WARN L202 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 87 [2021-02-16 18:38:28,781 WARN L202 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 87 [2021-02-16 18:38:29,330 WARN L202 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 89 [2021-02-16 18:38:29,824 WARN L202 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 81 [2021-02-16 18:38:30,305 WARN L202 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 85 [2021-02-16 18:38:30,764 WARN L202 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 82 [2021-02-16 18:38:31,511 WARN L202 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 92 [2021-02-16 18:38:32,251 WARN L202 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 86 [2021-02-16 18:38:32,784 WARN L202 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 86 [2021-02-16 18:38:33,438 WARN L202 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 93 [2021-02-16 18:38:34,031 WARN L202 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 89 [2021-02-16 18:38:34,813 WARN L202 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 97 [2021-02-16 18:38:35,410 WARN L202 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 91 [2021-02-16 18:38:35,989 WARN L202 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 93 [2021-02-16 18:38:36,823 WARN L202 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 99 [2021-02-16 18:38:37,529 WARN L202 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 95 [2021-02-16 18:38:38,465 WARN L202 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 102 [2021-02-16 18:38:39,169 WARN L202 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 98 [2021-02-16 18:38:40,073 WARN L202 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 96 [2021-02-16 18:38:40,678 WARN L202 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 92 [2021-02-16 18:38:41,893 WARN L202 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 101 [2021-02-16 18:38:42,605 WARN L202 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 97 [2021-02-16 18:38:46,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-16 18:38:46,077 INFO L93 Difference]: Finished difference Result 157274 states and 486042 transitions. [2021-02-16 18:38:46,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-02-16 18:38:46,078 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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 90 [2021-02-16 18:38:46,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-16 18:38:46,360 INFO L225 Difference]: With dead ends: 157274 [2021-02-16 18:38:46,360 INFO L226 Difference]: Without dead ends: 157274 [2021-02-16 18:38:46,361 INFO L761 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1526 ImplicationChecksByTransitivity, 28.9s TimeCoverageRelationStatistics Valid=3032, Invalid=7270, Unknown=0, NotChecked=0, Total=10302 [2021-02-16 18:38:47,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157274 states. [2021-02-16 18:38:49,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157274 to 99422. [2021-02-16 18:38:49,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99422 states, 99418 states have (on average 3.0935544871150094) internal successors, (307555), 99421 states have internal predecessors, (307555), 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) [2021-02-16 18:38:49,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99422 states to 99422 states and 307555 transitions. [2021-02-16 18:38:49,767 INFO L78 Accepts]: Start accepts. Automaton has 99422 states and 307555 transitions. Word has length 90 [2021-02-16 18:38:49,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-16 18:38:49,767 INFO L480 AbstractCegarLoop]: Abstraction has 99422 states and 307555 transitions. [2021-02-16 18:38:49,767 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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) [2021-02-16 18:38:49,767 INFO L276 IsEmpty]: Start isEmpty. Operand 99422 states and 307555 transitions. [2021-02-16 18:38:50,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-02-16 18:38:50,474 INFO L497 BasicCegarLoop]: Found error trace [2021-02-16 18:38:50,474 INFO L505 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] [2021-02-16 18:38:50,474 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-02-16 18:38:50,475 INFO L428 AbstractCegarLoop]: === Iteration 21 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-16 18:38:50,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-16 18:38:50,478 INFO L82 PathProgramCache]: Analyzing trace with hash -100527326, now seen corresponding path program 17 times [2021-02-16 18:38:50,478 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-16 18:38:50,479 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [55355854] [2021-02-16 18:38:50,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-16 18:38:50,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-16 18:38:50,659 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:38:50,659 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:38:50,660 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:38:50,660 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-16 18:38:50,664 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:38:50,665 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:38:50,683 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:38:50,684 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-16 18:38:50,720 WARN L141 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-02-16 18:38:50,721 WARN L147 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size 25 [2021-02-16 18:38:50,772 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:38:50,773 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-16 18:38:50,834 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:38:50,835 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-02-16 18:38:50,908 WARN L141 QuantifierPusher]: treesize reduction 3, result has 94.3 percent of original size [2021-02-16 18:38:50,909 WARN L147 QuantifierPusher]: treesize reduction 3, result has 94.3 percent of original size 50 [2021-02-16 18:38:50,934 WARN L141 QuantifierPusher]: treesize reduction 3, result has 93.9 percent of original size [2021-02-16 18:38:50,934 WARN L147 QuantifierPusher]: treesize reduction 3, result has 93.9 percent of original size 46 [2021-02-16 18:38:50,959 WARN L141 QuantifierPusher]: treesize reduction 3, result has 94.5 percent of original size [2021-02-16 18:38:50,960 WARN L147 QuantifierPusher]: treesize reduction 3, result has 94.5 percent of original size 52 [2021-02-16 18:38:50,994 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:38:50,995 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:38:51,026 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:38:51,027 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:38:51,060 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:38:51,061 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:38:51,095 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:38:51,096 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:38:51,133 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:38:51,133 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:38:51,172 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:38:51,173 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:38:51,215 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:38:51,216 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:38:51,264 WARN L141 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size [2021-02-16 18:38:51,265 WARN L147 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size 32 [2021-02-16 18:38:51,319 WARN L141 QuantifierPusher]: treesize reduction 18, result has 66.0 percent of original size [2021-02-16 18:38:51,320 WARN L147 QuantifierPusher]: treesize reduction 18, result has 66.0 percent of original size 35 [2021-02-16 18:38:51,381 WARN L141 QuantifierPusher]: treesize reduction 15, result has 74.1 percent of original size [2021-02-16 18:38:51,384 WARN L147 QuantifierPusher]: treesize reduction 15, result has 74.1 percent of original size 43 [2021-02-16 18:38:51,428 WARN L141 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size [2021-02-16 18:38:51,430 WARN L147 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size 37 [2021-02-16 18:38:51,492 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:38:51,493 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:38:51,538 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:38:51,539 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-02-16 18:38:51,593 WARN L141 QuantifierPusher]: treesize reduction 14, result has 58.8 percent of original size [2021-02-16 18:38:51,593 WARN L147 QuantifierPusher]: treesize reduction 14, result has 58.8 percent of original size 20 [2021-02-16 18:38:51,650 WARN L141 QuantifierPusher]: treesize reduction 14, result has 65.9 percent of original size [2021-02-16 18:38:51,651 WARN L147 QuantifierPusher]: treesize reduction 14, result has 65.9 percent of original size 27 [2021-02-16 18:38:51,714 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:38:51,715 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:38:51,767 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:38:51,768 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-16 18:38:51,822 WARN L141 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-02-16 18:38:51,823 WARN L147 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size 19 [2021-02-16 18:38:51,905 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:38:51,906 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:38:51,906 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:38:51,907 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:38:51,908 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:38:51,908 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:38:51,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-16 18:38:51,930 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [55355854] [2021-02-16 18:38:51,930 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-16 18:38:51,930 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-02-16 18:38:51,930 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503402544] [2021-02-16 18:38:51,931 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-02-16 18:38:51,931 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-16 18:38:51,931 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-02-16 18:38:51,932 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=687, Unknown=0, NotChecked=0, Total=756 [2021-02-16 18:38:51,932 INFO L87 Difference]: Start difference. First operand 99422 states and 307555 transitions. Second operand has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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) [2021-02-16 18:38:52,870 WARN L202 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 44 [2021-02-16 18:38:53,087 WARN L202 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 51 [2021-02-16 18:38:53,309 WARN L202 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 50 [2021-02-16 18:38:53,557 WARN L202 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 54 [2021-02-16 18:38:53,796 WARN L202 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 57 [2021-02-16 18:38:54,091 WARN L202 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 52 [2021-02-16 18:38:54,441 WARN L202 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 58 [2021-02-16 18:38:54,969 WARN L202 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 62 [2021-02-16 18:38:55,512 WARN L202 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 66 [2021-02-16 18:38:56,452 WARN L202 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 68 [2021-02-16 18:38:56,931 WARN L202 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 58 [2021-02-16 18:38:57,594 WARN L202 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 58 [2021-02-16 18:38:58,054 WARN L202 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 81 [2021-02-16 18:38:58,321 WARN L202 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 62 [2021-02-16 18:38:58,592 WARN L202 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 63 [2021-02-16 18:38:58,961 WARN L202 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 56 [2021-02-16 18:38:59,317 WARN L202 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 66 [2021-02-16 18:38:59,736 WARN L202 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 62 [2021-02-16 18:39:00,077 WARN L202 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 68 [2021-02-16 18:39:00,444 WARN L202 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 62 [2021-02-16 18:39:00,757 WARN L202 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 67 [2021-02-16 18:39:01,089 WARN L202 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 71 [2021-02-16 18:39:01,504 WARN L202 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 60 [2021-02-16 18:39:01,811 WARN L202 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 66 [2021-02-16 18:39:02,244 WARN L202 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 70 [2021-02-16 18:39:02,550 WARN L202 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 66 [2021-02-16 18:39:03,010 WARN L202 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 66 [2021-02-16 18:39:03,382 WARN L202 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 66 [2021-02-16 18:39:03,736 WARN L202 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 64 [2021-02-16 18:39:04,063 WARN L202 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 70 [2021-02-16 18:39:04,453 WARN L202 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 72 [2021-02-16 18:39:04,678 WARN L202 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 47 [2021-02-16 18:39:05,174 WARN L202 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 70 [2021-02-16 18:39:05,553 WARN L202 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 68 [2021-02-16 18:39:05,913 WARN L202 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 73 [2021-02-16 18:39:06,326 WARN L202 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 75 [2021-02-16 18:39:06,572 WARN L202 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 53 [2021-02-16 18:39:06,872 WARN L202 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 71 [2021-02-16 18:39:07,420 WARN L202 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 70 [2021-02-16 18:39:07,852 WARN L202 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 74 [2021-02-16 18:39:08,260 WARN L202 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 71 [2021-02-16 18:39:08,574 WARN L202 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 65 [2021-02-16 18:39:08,940 WARN L202 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 70 [2021-02-16 18:39:09,468 WARN L202 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 70 [2021-02-16 18:39:09,933 WARN L202 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 77 [2021-02-16 18:39:10,297 WARN L202 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 63 [2021-02-16 18:39:10,561 WARN L202 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 54 [2021-02-16 18:39:11,091 WARN L202 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 75 [2021-02-16 18:39:11,543 WARN L202 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 74 [2021-02-16 18:39:11,961 WARN L202 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 69 [2021-02-16 18:39:12,320 WARN L202 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 70 [2021-02-16 18:39:12,757 WARN L202 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 75 [2021-02-16 18:39:13,025 WARN L202 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 58 [2021-02-16 18:39:13,591 WARN L202 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 74 [2021-02-16 18:39:14,070 WARN L202 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 78 [2021-02-16 18:39:14,487 WARN L202 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 68 [2021-02-16 18:39:15,204 WARN L202 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 78 [2021-02-16 18:39:15,729 WARN L202 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 81 [2021-02-16 18:39:16,191 WARN L202 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 74 [2021-02-16 18:39:16,839 WARN L202 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 79 [2021-02-16 18:39:17,381 WARN L202 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 82 [2021-02-16 18:39:17,912 WARN L202 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 73 [2021-02-16 18:39:18,658 WARN L202 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 83 [2021-02-16 18:39:19,253 WARN L202 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 85 [2021-02-16 18:39:19,978 WARN L202 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 85 [2021-02-16 18:39:20,568 WARN L202 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 87 [2021-02-16 18:39:21,092 WARN L202 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 77 [2021-02-16 18:39:21,597 WARN L202 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 78 [2021-02-16 18:39:22,449 WARN L202 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 90 [2021-02-16 18:39:23,331 WARN L202 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 82 [2021-02-16 18:39:23,907 WARN L202 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 82 [2021-02-16 18:39:24,671 WARN L202 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 89 [2021-02-16 18:39:25,607 WARN L202 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 93 [2021-02-16 18:39:26,238 WARN L202 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 87 [2021-02-16 18:39:27,226 WARN L202 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 97 [2021-02-16 18:39:28,356 WARN L202 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 100 [2021-02-16 18:39:29,363 WARN L202 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 92 [2021-02-16 18:39:30,765 WARN L202 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 97 [2021-02-16 18:39:34,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-16 18:39:34,118 INFO L93 Difference]: Finished difference Result 168158 states and 518864 transitions. [2021-02-16 18:39:34,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2021-02-16 18:39:34,119 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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 90 [2021-02-16 18:39:34,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-16 18:39:34,455 INFO L225 Difference]: With dead ends: 168158 [2021-02-16 18:39:34,455 INFO L226 Difference]: Without dead ends: 168158 [2021-02-16 18:39:34,456 INFO L761 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 114 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2462 ImplicationChecksByTransitivity, 31.7s TimeCoverageRelationStatistics Valid=3799, Invalid=9541, Unknown=0, NotChecked=0, Total=13340 [2021-02-16 18:39:35,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168158 states. [2021-02-16 18:39:37,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168158 to 113552. [2021-02-16 18:39:37,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113552 states, 113548 states have (on average 3.097412547997323) internal successors, (351705), 113551 states have internal predecessors, (351705), 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) [2021-02-16 18:39:38,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113552 states to 113552 states and 351705 transitions. [2021-02-16 18:39:38,069 INFO L78 Accepts]: Start accepts. Automaton has 113552 states and 351705 transitions. Word has length 90 [2021-02-16 18:39:38,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-16 18:39:38,069 INFO L480 AbstractCegarLoop]: Abstraction has 113552 states and 351705 transitions. [2021-02-16 18:39:38,069 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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) [2021-02-16 18:39:38,070 INFO L276 IsEmpty]: Start isEmpty. Operand 113552 states and 351705 transitions. [2021-02-16 18:39:38,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-02-16 18:39:38,176 INFO L497 BasicCegarLoop]: Found error trace [2021-02-16 18:39:38,176 INFO L505 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] [2021-02-16 18:39:38,176 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-02-16 18:39:38,176 INFO L428 AbstractCegarLoop]: === Iteration 22 === [reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr0ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr3ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, reader_twoErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION, reader_twoErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-16 18:39:38,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-16 18:39:38,177 INFO L82 PathProgramCache]: Analyzing trace with hash 1994437418, now seen corresponding path program 18 times [2021-02-16 18:39:38,177 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-16 18:39:38,177 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510456960] [2021-02-16 18:39:38,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-16 18:39:38,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-16 18:39:38,259 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:39:38,259 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:39:38,260 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:39:38,260 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-16 18:39:38,265 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:39:38,265 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:39:38,283 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:39:38,284 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-16 18:39:38,309 WARN L141 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size [2021-02-16 18:39:38,310 WARN L147 QuantifierPusher]: treesize reduction 4, result has 86.2 percent of original size 25 [2021-02-16 18:39:38,344 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:39:38,345 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-16 18:39:38,388 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:39:38,389 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-02-16 18:39:38,444 WARN L141 QuantifierPusher]: treesize reduction 3, result has 94.3 percent of original size [2021-02-16 18:39:38,444 WARN L147 QuantifierPusher]: treesize reduction 3, result has 94.3 percent of original size 50 [2021-02-16 18:39:38,469 WARN L141 QuantifierPusher]: treesize reduction 3, result has 93.9 percent of original size [2021-02-16 18:39:38,470 WARN L147 QuantifierPusher]: treesize reduction 3, result has 93.9 percent of original size 46 [2021-02-16 18:39:38,497 WARN L141 QuantifierPusher]: treesize reduction 3, result has 94.5 percent of original size [2021-02-16 18:39:38,498 WARN L147 QuantifierPusher]: treesize reduction 3, result has 94.5 percent of original size 52 [2021-02-16 18:39:38,537 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:39:38,537 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:39:38,572 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:39:38,573 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:39:38,608 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:39:38,609 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:39:38,644 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:39:38,645 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:39:38,682 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:39:38,683 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:39:38,726 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:39:38,727 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:39:38,775 WARN L141 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size [2021-02-16 18:39:38,776 WARN L147 QuantifierPusher]: treesize reduction 3, result has 90.3 percent of original size 28 [2021-02-16 18:39:38,824 WARN L141 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size [2021-02-16 18:39:38,827 WARN L147 QuantifierPusher]: treesize reduction 18, result has 64.0 percent of original size 32 [2021-02-16 18:39:38,883 WARN L141 QuantifierPusher]: treesize reduction 18, result has 66.0 percent of original size [2021-02-16 18:39:38,886 WARN L147 QuantifierPusher]: treesize reduction 18, result has 66.0 percent of original size 35 [2021-02-16 18:39:38,944 WARN L141 QuantifierPusher]: treesize reduction 15, result has 74.1 percent of original size [2021-02-16 18:39:38,945 WARN L147 QuantifierPusher]: treesize reduction 15, result has 74.1 percent of original size 43 [2021-02-16 18:39:38,991 WARN L141 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size [2021-02-16 18:39:38,992 WARN L147 QuantifierPusher]: treesize reduction 52, result has 41.6 percent of original size 37 [2021-02-16 18:39:39,059 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:39:39,060 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-16 18:39:39,105 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:39:39,106 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-02-16 18:39:39,163 WARN L141 QuantifierPusher]: treesize reduction 10, result has 69.7 percent of original size [2021-02-16 18:39:39,164 WARN L147 QuantifierPusher]: treesize reduction 10, result has 69.7 percent of original size 23 [2021-02-16 18:39:39,227 WARN L141 QuantifierPusher]: treesize reduction 10, result has 75.0 percent of original size [2021-02-16 18:39:39,228 WARN L147 QuantifierPusher]: treesize reduction 10, result has 75.0 percent of original size 30 [2021-02-16 18:39:39,297 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:39:39,298 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-02-16 18:39:39,353 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:39:39,354 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-16 18:39:39,407 WARN L141 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-02-16 18:39:39,408 WARN L147 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size 19 [2021-02-16 18:39:39,491 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:39:39,492 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:39:39,493 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:39:39,493 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:39:39,494 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-16 18:39:39,494 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-16 18:39:39,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-16 18:39:39,517 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [510456960] [2021-02-16 18:39:39,517 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-16 18:39:39,517 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-02-16 18:39:39,518 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390265135] [2021-02-16 18:39:39,518 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-02-16 18:39:39,518 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-16 18:39:39,518 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-02-16 18:39:39,518 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=688, Unknown=0, NotChecked=0, Total=756 [2021-02-16 18:39:39,519 INFO L87 Difference]: Start difference. First operand 113552 states and 351705 transitions. Second operand has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 28 states have internal predecessors, (90), 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) [2021-02-16 18:39:41,099 WARN L202 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 44 [2021-02-16 18:39:41,324 WARN L202 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 51 [2021-02-16 18:39:41,563 WARN L202 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 50 [2021-02-16 18:39:41,837 WARN L202 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 57 [2021-02-16 18:39:42,067 WARN L202 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 48 [2021-02-16 18:39:42,398 WARN L202 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 55 [2021-02-16 18:39:42,667 WARN L202 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 52 [2021-02-16 18:39:43,033 WARN L202 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 59 [2021-02-16 18:39:43,508 WARN L202 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 56 [2021-02-16 18:39:43,929 WARN L202 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 63 [2021-02-16 18:39:44,264 WARN L202 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 60 [2021-02-16 18:39:44,904 WARN L202 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 64 [2021-02-16 18:39:45,601 WARN L202 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 66 [2021-02-16 18:39:46,407 WARN L202 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 58 [2021-02-16 18:39:47,224 WARN L202 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 62 [2021-02-16 18:39:47,777 WARN L202 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 79 [2021-02-16 18:39:48,098 WARN L202 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 63 [2021-02-16 18:39:48,461 WARN L202 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 60 [2021-02-16 18:39:48,912 WARN L202 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 66 [2021-02-16 18:39:49,331 WARN L202 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 64 [2021-02-16 18:39:49,727 WARN L202 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 68 [2021-02-16 18:39:50,089 WARN L202 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 67 [2021-02-16 18:39:50,518 WARN L202 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 71 [2021-02-16 18:39:50,930 WARN L202 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 65 [2021-02-16 18:39:51,236 WARN L202 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 70 [2021-02-16 18:39:51,660 WARN L202 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 47 [2021-02-16 18:39:51,917 WARN L202 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 66 [2021-02-16 18:39:52,378 WARN L202 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 68 [2021-02-16 18:39:52,762 WARN L202 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 69 [2021-02-16 18:39:53,125 WARN L202 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 68 [2021-02-16 18:39:53,450 WARN L202 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 72 [2021-02-16 18:39:53,991 WARN L202 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 64 [2021-02-16 18:39:54,241 WARN L202 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 52 [2021-02-16 18:39:54,451 WARN L202 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 53 [2021-02-16 18:39:54,968 WARN L202 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 72 [2021-02-16 18:39:55,351 WARN L202 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 70 [2021-02-16 18:39:55,702 WARN L202 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 75 [2021-02-16 18:39:56,061 WARN L202 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 56 [2021-02-16 18:39:56,250 WARN L202 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 47 [2021-02-16 18:39:56,507 WARN L202 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 51 [2021-02-16 18:39:56,814 WARN L202 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 71 [2021-02-16 18:39:57,345 WARN L202 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 74 [2021-02-16 18:39:57,754 WARN L202 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 73 [2021-02-16 18:39:58,094 WARN L202 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 70 [2021-02-16 18:39:58,605 WARN L202 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 70 [2021-02-16 18:39:58,861 WARN L202 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 53 [2021-02-16 18:39:59,124 WARN L202 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 54 [2021-02-16 18:39:59,403 WARN L202 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 55 [2021-02-16 18:39:59,922 WARN L202 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 73 [2021-02-16 18:40:00,384 WARN L202 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 77 [2021-02-16 18:40:00,752 WARN L202 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 68 [2021-02-16 18:40:01,246 WARN L202 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 70 [2021-02-16 18:40:01,504 WARN L202 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 51 [2021-02-16 18:40:01,808 WARN L202 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 58 [2021-02-16 18:40:02,014 WARN L202 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 54 [2021-02-16 18:40:02,570 WARN L202 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 76 [2021-02-16 18:40:02,984 WARN L202 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 72 [2021-02-16 18:40:03,340 WARN L202 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 75 [2021-02-16 18:40:03,900 WARN L202 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 75 [2021-02-16 18:40:04,380 WARN L202 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 74 [2021-02-16 18:40:04,659 WARN L202 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 58 [2021-02-16 18:40:04,937 WARN L202 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 55 [2021-02-16 18:40:05,536 WARN L202 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 78 [2021-02-16 18:40:05,954 WARN L202 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 73 [2021-02-16 18:40:06,558 WARN L202 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 74 [2021-02-16 18:40:07,066 WARN L202 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 76 [2021-02-16 18:40:07,373 WARN L202 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 56 [2021-02-16 18:40:07,709 WARN L202 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 59 [2021-02-16 18:40:08,338 WARN L202 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 83 [2021-02-16 18:40:08,844 WARN L202 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 77 [2021-02-16 18:40:09,469 WARN L202 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 78 [2021-02-16 18:40:10,015 WARN L202 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 79 [2021-02-16 18:40:10,360 WARN L202 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 60 [2021-02-16 18:40:10,710 WARN L202 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 62 [2021-02-16 18:40:11,287 WARN L202 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 76 [2021-02-16 18:40:11,875 WARN L202 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 79 [2021-02-16 18:40:12,443 WARN L202 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 80 [2021-02-16 18:40:12,930 WARN L202 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 73 [2021-02-16 18:40:13,270 WARN L202 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 59 [2021-02-16 18:40:14,141 WARN L202 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 83 [2021-02-16 18:40:14,765 WARN L202 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 83 [2021-02-16 18:40:15,479 WARN L202 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 82 [2021-02-16 18:40:16,064 WARN L202 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 85 [2021-02-16 18:40:16,676 WARN L202 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 85 [2021-02-16 18:40:17,227 WARN L202 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 77 [2021-02-16 18:40:17,771 WARN L202 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 78 [2021-02-16 18:40:18,149 WARN L202 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 64 [2021-02-16 18:40:19,055 WARN L202 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 88 [2021-02-16 18:40:19,987 WARN L202 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 82 [2021-02-16 18:40:20,593 WARN L202 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 82 [2021-02-16 18:40:21,402 WARN L202 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 89 [2021-02-16 18:40:22,480 WARN L202 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 93 [2021-02-16 18:40:23,143 WARN L202 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 87 [2021-02-16 18:40:24,285 WARN L202 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 95 [2021-02-16 18:40:25,509 WARN L202 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 98 [2021-02-16 18:40:26,761 WARN L202 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 92 [2021-02-16 18:40:28,447 WARN L202 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 97 Received shutdown request... [2021-02-16 18:40:31,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2021-02-16 18:40:31,735 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-02-16 18:40:31,735 WARN L545 AbstractCegarLoop]: Verification canceled [2021-02-16 18:40:31,748 WARN L224 ceAbstractionStarter]: Timeout [2021-02-16 18:40:31,749 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.02 06:40:31 BasicIcfg [2021-02-16 18:40:31,749 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-16 18:40:31,750 INFO L168 Benchmark]: Toolchain (without parser) took 737912.42 ms. Allocated memory was 302.0 MB in the beginning and 14.3 GB in the end (delta: 14.0 GB). Free memory was 275.3 MB in the beginning and 8.2 GB in the end (delta: -7.9 GB). Peak memory consumption was 6.1 GB. Max. memory is 16.0 GB. [2021-02-16 18:40:31,750 INFO L168 Benchmark]: CDTParser took 1.68 ms. Allocated memory is still 302.0 MB. Free memory was 272.1 MB in the beginning and 272.0 MB in the end (delta: 65.4 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-02-16 18:40:31,750 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1257.22 ms. Allocated memory is still 302.0 MB. Free memory was 274.3 MB in the beginning and 245.2 MB in the end (delta: 29.1 MB). Peak memory consumption was 36.5 MB. Max. memory is 16.0 GB. [2021-02-16 18:40:31,750 INFO L168 Benchmark]: Boogie Procedure Inliner took 122.86 ms. Allocated memory is still 302.0 MB. Free memory was 245.2 MB in the beginning and 243.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-02-16 18:40:31,750 INFO L168 Benchmark]: Boogie Preprocessor took 46.70 ms. Allocated memory is still 302.0 MB. Free memory was 242.1 MB in the beginning and 241.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-02-16 18:40:31,751 INFO L168 Benchmark]: RCFGBuilder took 1035.79 ms. Allocated memory is still 302.0 MB. Free memory was 240.0 MB in the beginning and 198.0 MB in the end (delta: 41.9 MB). Peak memory consumption was 41.9 MB. Max. memory is 16.0 GB. [2021-02-16 18:40:31,751 INFO L168 Benchmark]: TraceAbstraction took 735419.21 ms. Allocated memory was 302.0 MB in the beginning and 14.3 GB in the end (delta: 14.0 GB). Free memory was 198.0 MB in the beginning and 8.2 GB in the end (delta: -8.0 GB). Peak memory consumption was 6.0 GB. Max. memory is 16.0 GB. [2021-02-16 18:40:31,752 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.68 ms. Allocated memory is still 302.0 MB. Free memory was 272.1 MB in the beginning and 272.0 MB in the end (delta: 65.4 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 1257.22 ms. Allocated memory is still 302.0 MB. Free memory was 274.3 MB in the beginning and 245.2 MB in the end (delta: 29.1 MB). Peak memory consumption was 36.5 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 122.86 ms. Allocated memory is still 302.0 MB. Free memory was 245.2 MB in the beginning and 243.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 46.70 ms. Allocated memory is still 302.0 MB. Free memory was 242.1 MB in the beginning and 241.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 1035.79 ms. Allocated memory is still 302.0 MB. Free memory was 240.0 MB in the beginning and 198.0 MB in the end (delta: 41.9 MB). Peak memory consumption was 41.9 MB. Max. memory is 16.0 GB. * TraceAbstraction took 735419.21 ms. Allocated memory was 302.0 MB in the beginning and 14.3 GB in the end (delta: 14.0 GB). Free memory was 198.0 MB in the beginning and 8.2 GB in the end (delta: -8.0 GB). Peak memory consumption was 6.0 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 1060]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable (line 1060). Cancelled while BasicCegarLoop was constructing difference of abstraction (113552states) and FLOYD_HOARE automaton (currently 111 states, 28 states before enhancement),while ReachableStatesComputation was computing reachable states (105316 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1065]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable (line 1065). Cancelled while BasicCegarLoop was constructing difference of abstraction (113552states) and FLOYD_HOARE automaton (currently 111 states, 28 states before enhancement),while ReachableStatesComputation was computing reachable states (105316 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1064]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable (line 1064). Cancelled while BasicCegarLoop was constructing difference of abstraction (113552states) and FLOYD_HOARE automaton (currently 111 states, 28 states before enhancement),while ReachableStatesComputation was computing reachable states (105316 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 1061]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable (line 1061). Cancelled while BasicCegarLoop was constructing difference of abstraction (113552states) and FLOYD_HOARE automaton (currently 111 states, 28 states before enhancement),while ReachableStatesComputation was computing reachable states (105316 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 182 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 735.0s, OverallIterations: 22, TraceHistogramMax: 1, AutomataDifference: 613.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 8.8s, HoareTripleCheckerStatistics: 28251 SDtfs, 53003 SDslu, 238958 SDs, 0 SdLazy, 122652 SolverSat, 1751 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 114.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1933 GetRequests, 90 SyntacticMatches, 18 SemanticMatches, 1825 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26031 ImplicationChecksByTransitivity, 447.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=113552occurred in iteration=21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 80.7s AutomataMinimizationTime, 21 MinimizatonAttempts, 925921 StatesRemovedByMinimization, 21 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 25.6s InterpolantComputationTime, 1914 NumberOfCodeBlocks, 1914 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 1892 ConstructedInterpolants, 0 QuantifiedInterpolants, 2373355 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 22 InterpolantComputations, 22 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown