/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-SemanticLbe-Delay.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix055_pso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-12 21:30:55,212 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-12 21:30:55,214 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-12 21:30:55,252 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-03-12 21:30:55,347 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-12 21:30:55,347 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-12 21:30:55,348 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-12 21:30:55,351 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-Sleep-SemanticLbe-Delay.epf [2021-03-12 21:30:55,379 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-12 21:30:55,379 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-12 21:30:55,380 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-03-12 21:30:55,380 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-03-12 21:30:55,382 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-12 21:30:55,382 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-12 21:30:55,382 INFO L138 SettingsManager]: * Use SBE=true [2021-03-12 21:30:55,382 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-12 21:30:55,382 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-12 21:30:55,382 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-12 21:30:55,383 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-12 21:30:55,383 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-12 21:30:55,383 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-12 21:30:55,383 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-12 21:30:55,383 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-12 21:30:55,384 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-12 21:30:55,384 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-12 21:30:55,384 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-12 21:30:55,384 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-12 21:30:55,384 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-12 21:30:55,384 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-12 21:30:55,384 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-12 21:30:55,384 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-12 21:30:55,384 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-12 21:30:55,384 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-12 21:30:55,385 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-12 21:30:55,385 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-12 21:30:55,385 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-12 21:30:55,385 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-12 21:30:55,385 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-03-12 21:30:55,385 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-03-12 21:30:55,385 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-03-12 21:30:55,385 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-12 21:30:55,651 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-12 21:30:55,666 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-12 21:30:55,667 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-12 21:30:55,668 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-12 21:30:55,669 INFO L275 PluginConnector]: CDTParser initialized [2021-03-12 21:30:55,669 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix055_pso.opt.i [2021-03-12 21:30:55,719 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13b0363b5/75b32160dd4d499eba9e4d3b0feff0bb/FLAG6dbc8cc92 [2021-03-12 21:30:56,086 INFO L306 CDTParser]: Found 1 translation units. [2021-03-12 21:30:56,086 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix055_pso.opt.i [2021-03-12 21:30:56,097 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13b0363b5/75b32160dd4d499eba9e4d3b0feff0bb/FLAG6dbc8cc92 [2021-03-12 21:30:56,107 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13b0363b5/75b32160dd4d499eba9e4d3b0feff0bb [2021-03-12 21:30:56,112 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-12 21:30:56,116 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-12 21:30:56,123 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-12 21:30:56,123 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-12 21:30:56,126 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-12 21:30:56,126 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.03 09:30:56" (1/1) ... [2021-03-12 21:30:56,127 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31f6d66a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 09:30:56, skipping insertion in model container [2021-03-12 21:30:56,127 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.03 09:30:56" (1/1) ... [2021-03-12 21:30:56,135 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-12 21:30:56,166 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-12 21:30:56,267 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-wmm/mix055_pso.opt.i[948,961] [2021-03-12 21:30:56,420 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-12 21:30:56,428 INFO L203 MainTranslator]: Completed pre-run [2021-03-12 21:30:56,437 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-wmm/mix055_pso.opt.i[948,961] [2021-03-12 21:30:56,482 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-12 21:30:56,524 INFO L208 MainTranslator]: Completed translation [2021-03-12 21:30:56,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 09:30:56 WrapperNode [2021-03-12 21:30:56,525 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-12 21:30:56,526 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-12 21:30:56,526 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-12 21:30:56,526 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-12 21:30:56,531 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 09:30:56" (1/1) ... [2021-03-12 21:30:56,542 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 09:30:56" (1/1) ... [2021-03-12 21:30:56,561 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-12 21:30:56,562 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-12 21:30:56,562 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-12 21:30:56,562 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-12 21:30:56,567 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 09:30:56" (1/1) ... [2021-03-12 21:30:56,568 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 09:30:56" (1/1) ... [2021-03-12 21:30:56,571 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 09:30:56" (1/1) ... [2021-03-12 21:30:56,571 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 09:30:56" (1/1) ... [2021-03-12 21:30:56,578 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 09:30:56" (1/1) ... [2021-03-12 21:30:56,581 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 09:30:56" (1/1) ... [2021-03-12 21:30:56,583 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 09:30:56" (1/1) ... [2021-03-12 21:30:56,586 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-12 21:30:56,587 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-12 21:30:56,587 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-12 21:30:56,587 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-12 21:30:56,587 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 09:30:56" (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 [2021-03-12 21:30:56,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-12 21:30:56,635 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-12 21:30:56,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-12 21:30:56,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-12 21:30:56,635 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-03-12 21:30:56,635 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-03-12 21:30:56,635 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-03-12 21:30:56,635 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-03-12 21:30:56,635 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-03-12 21:30:56,635 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-03-12 21:30:56,635 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-03-12 21:30:56,636 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-03-12 21:30:56,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-12 21:30:56,636 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-12 21:30:56,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-12 21:30:56,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-12 21:30:56,637 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-12 21:30:58,454 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-12 21:30:58,454 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-03-12 21:30:58,456 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.03 09:30:58 BoogieIcfgContainer [2021-03-12 21:30:58,456 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-12 21:30:58,457 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-12 21:30:58,457 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-12 21:30:58,459 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-12 21:30:58,459 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.03 09:30:56" (1/3) ... [2021-03-12 21:30:58,460 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a0f0376 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.03 09:30:58, skipping insertion in model container [2021-03-12 21:30:58,460 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 09:30:56" (2/3) ... [2021-03-12 21:30:58,460 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a0f0376 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.03 09:30:58, skipping insertion in model container [2021-03-12 21:30:58,460 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.03 09:30:58" (3/3) ... [2021-03-12 21:30:58,461 INFO L111 eAbstractionObserver]: Analyzing ICFG mix055_pso.opt.i [2021-03-12 21:30:58,467 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-03-12 21:30:58,467 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-12 21:30:58,470 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-03-12 21:30:58,471 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-12 21:30:58,496 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,496 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,496 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,496 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,497 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,497 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,497 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,497 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,497 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,497 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,497 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,497 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,497 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,497 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,498 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,498 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,498 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,498 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,498 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,498 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,498 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,498 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,498 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,498 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,499 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,499 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,499 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,499 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,499 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,499 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,499 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,499 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,499 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,499 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,499 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,499 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,500 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,500 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,500 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,500 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,500 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,500 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,500 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,500 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,500 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,500 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,501 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,501 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,501 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,501 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,501 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,501 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,501 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,501 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,502 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,502 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,502 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,502 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,502 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,502 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,502 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,502 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,502 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,502 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,502 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,503 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,503 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,503 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,503 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,503 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,503 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,503 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,503 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,503 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,503 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,504 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,504 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,504 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,504 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,504 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,504 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,504 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,504 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,504 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,506 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,506 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,506 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,506 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,507 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,507 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,508 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,508 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,508 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,508 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,508 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,508 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,508 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,508 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,509 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,509 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,509 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,509 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,509 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,509 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,510 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,510 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,510 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,510 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,510 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,510 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,511 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,511 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,511 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,511 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:30:58,512 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-12 21:30:58,523 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-03-12 21:30:58,550 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-12 21:30:58,550 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-12 21:30:58,551 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-12 21:30:58,551 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-12 21:30:58,551 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-12 21:30:58,551 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-12 21:30:58,551 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-12 21:30:58,551 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-12 21:30:58,557 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-03-12 21:30:58,558 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 124 places, 113 transitions, 246 flow [2021-03-12 21:30:58,559 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 124 places, 113 transitions, 246 flow [2021-03-12 21:30:58,560 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 124 places, 113 transitions, 246 flow [2021-03-12 21:30:58,586 INFO L129 PetriNetUnfolder]: 2/109 cut-off events. [2021-03-12 21:30:58,586 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-03-12 21:30:58,588 INFO L84 FinitePrefix]: Finished finitePrefix Result has 122 conditions, 109 events. 2/109 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 78 event pairs, 0 based on Foata normal form. 0/105 useless extension candidates. Maximal degree in co-relation 74. Up to 2 conditions per place. [2021-03-12 21:30:58,590 INFO L116 LiptonReduction]: Number of co-enabled transitions 2406 [2021-03-12 21:30:59,880 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 228 DAG size of output: 187 [2021-03-12 21:31:00,148 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 185 [2021-03-12 21:31:01,460 WARN L205 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 312 DAG size of output: 268 [2021-03-12 21:31:02,002 WARN L205 SmtUtils]: Spent 540.00 ms on a formula simplification that was a NOOP. DAG size: 265 [2021-03-12 21:31:03,842 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 60 [2021-03-12 21:31:04,227 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 83 [2021-03-12 21:31:04,352 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2021-03-12 21:31:05,831 WARN L205 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2021-03-12 21:31:06,847 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 120 [2021-03-12 21:31:07,036 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2021-03-12 21:31:07,316 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 120 [2021-03-12 21:31:07,466 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2021-03-12 21:31:07,469 INFO L131 LiptonReduction]: Checked pairs total: 6505 [2021-03-12 21:31:07,469 INFO L133 LiptonReduction]: Total number of compositions: 92 [2021-03-12 21:31:07,485 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 21:31:07,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 21:31:07,488 INFO L82 PathProgramCache]: Analyzing trace with hash 397594699, now seen corresponding path program 1 times [2021-03-12 21:31:07,494 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 21:31:07,494 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266903253] [2021-03-12 21:31:07,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 21:31:07,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 21:31:07,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 21:31:07,769 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1266903253] [2021-03-12 21:31:07,770 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 21:31:07,770 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-12 21:31:07,770 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1478699416] [2021-03-12 21:31:07,775 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-12 21:31:07,775 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 21:31:07,785 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-12 21:31:07,786 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-03-12 21:31:07,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 21:31:07,788 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 21:31:07,789 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 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) [2021-03-12 21:31:07,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 21:31:07,875 WARN L313 ript$VariableManager]: TermVariabe |v_P3_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:07,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 21:31:07,902 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-12 21:31:07,902 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 21:31:07,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 21:31:07,903 INFO L82 PathProgramCache]: Analyzing trace with hash -205550625, now seen corresponding path program 1 times [2021-03-12 21:31:07,903 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 21:31:07,903 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825714771] [2021-03-12 21:31:07,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 21:31:07,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 21:31:08,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 21:31:08,026 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [825714771] [2021-03-12 21:31:08,026 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 21:31:08,026 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-12 21:31:08,026 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2082937009] [2021-03-12 21:31:08,027 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-12 21:31:08,027 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 21:31:08,028 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-12 21:31:08,028 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-12 21:31:08,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 21:31:08,028 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 21:31:08,028 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 4 states have (on average 6.0) internal successors, (24), 5 states have internal predecessors, (24), 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) [2021-03-12 21:31:08,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 21:31:08,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 21:31:08,060 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,060 WARN L313 ript$VariableManager]: TermVariabe |v_P3_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,080 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,080 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,080 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,080 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,081 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,081 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,081 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,081 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,081 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,081 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,081 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,081 WARN L313 ript$VariableManager]: TermVariabe v_~z~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,081 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,081 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,083 WARN L313 ript$VariableManager]: TermVariabe |v_P3_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,110 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,110 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,110 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,110 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,110 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,110 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,110 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,111 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,111 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,111 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,111 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,111 WARN L313 ript$VariableManager]: TermVariabe v_~z~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,111 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,111 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,112 WARN L313 ript$VariableManager]: TermVariabe |v_P3_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,161 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,162 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,162 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,162 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,162 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,162 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,162 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,162 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,163 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,163 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,163 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,163 WARN L313 ript$VariableManager]: TermVariabe v_~z~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,163 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,163 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,186 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,186 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,186 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,186 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,186 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,186 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,187 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,187 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,187 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,187 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,187 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,187 WARN L313 ript$VariableManager]: TermVariabe v_~z~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,187 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,187 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 21:31:08,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 21:31:08,223 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-12 21:31:08,223 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 21:31:08,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 21:31:08,230 INFO L82 PathProgramCache]: Analyzing trace with hash 1740515294, now seen corresponding path program 1 times [2021-03-12 21:31:08,230 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 21:31:08,230 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608103844] [2021-03-12 21:31:08,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 21:31:08,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 21:31:08,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 21:31:08,394 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608103844] [2021-03-12 21:31:08,394 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 21:31:08,394 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-03-12 21:31:08,394 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505279704] [2021-03-12 21:31:08,394 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-12 21:31:08,395 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 21:31:08,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-12 21:31:08,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-03-12 21:31:08,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 21:31:08,395 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 21:31:08,395 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 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) [2021-03-12 21:31:08,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 21:31:08,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 21:31:08,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 21:31:08,468 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,468 WARN L313 ript$VariableManager]: TermVariabe |v_P3_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,534 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,534 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,534 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,534 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,534 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,534 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,534 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,534 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,534 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,535 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,535 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,535 WARN L313 ript$VariableManager]: TermVariabe v_~z~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,535 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,535 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,536 WARN L313 ript$VariableManager]: TermVariabe |v_P3_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,586 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,586 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,586 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,586 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,586 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,586 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,586 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,586 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,586 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,587 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,587 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,587 WARN L313 ript$VariableManager]: TermVariabe v_~z~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,587 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,587 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,637 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,647 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,658 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,671 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,685 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,723 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,723 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,724 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,724 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,724 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,724 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,724 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,724 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,724 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,724 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,724 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,724 WARN L313 ript$VariableManager]: TermVariabe v_~z~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,725 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,725 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,752 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,753 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,753 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,753 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,753 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,753 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,753 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,753 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,753 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,754 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,754 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,754 WARN L313 ript$VariableManager]: TermVariabe v_~z~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,754 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,754 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,818 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,819 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,819 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,819 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,819 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,819 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,819 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,819 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,820 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,820 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,820 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,820 WARN L313 ript$VariableManager]: TermVariabe v_~z~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,820 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,820 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,850 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,852 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,852 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,852 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,852 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,852 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,852 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,852 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,852 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,852 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,853 WARN L313 ript$VariableManager]: TermVariabe v_~z~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,853 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,853 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,891 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,891 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,892 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,892 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,892 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,892 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,892 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,892 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,892 WARN L313 ript$VariableManager]: TermVariabe v_~z~0_159 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,892 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,944 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,955 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,969 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,980 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:08,993 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:09,008 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:09,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 21:31:09,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 21:31:09,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 21:31:09,025 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-12 21:31:09,025 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 21:31:09,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 21:31:09,025 INFO L82 PathProgramCache]: Analyzing trace with hash 1439515236, now seen corresponding path program 2 times [2021-03-12 21:31:09,025 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 21:31:09,026 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429370523] [2021-03-12 21:31:09,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 21:31:09,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 21:31:09,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 21:31:09,246 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1429370523] [2021-03-12 21:31:09,246 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 21:31:09,246 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-12 21:31:09,246 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1029221453] [2021-03-12 21:31:09,247 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-12 21:31:09,247 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 21:31:09,247 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-12 21:31:09,247 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-03-12 21:31:09,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 21:31:09,248 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 21:31:09,248 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 7 states have (on average 3.142857142857143) internal successors, (22), 7 states have internal predecessors, (22), 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) [2021-03-12 21:31:09,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 21:31:09,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 21:31:09,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 21:31:09,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 21:31:09,363 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:09,405 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:09,436 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:09,437 WARN L313 ript$VariableManager]: TermVariabe |v_P3_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:09,476 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:09,477 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:09,477 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:09,477 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:09,477 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:09,477 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:09,477 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:09,478 WARN L313 ript$VariableManager]: TermVariabe |v_P3_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:09,525 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:09,525 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:09,525 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:09,525 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:09,525 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:09,553 WARN L313 ript$VariableManager]: TermVariabe |v_P3_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:09,553 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:09,575 WARN L313 ript$VariableManager]: TermVariabe |v_P3_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:09,575 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:09,594 WARN L313 ript$VariableManager]: TermVariabe |v_P3_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:09,595 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:09,617 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:09,617 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:09,640 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:09,640 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:09,642 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:09,670 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:09,708 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:09,708 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:09,731 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:09,810 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:09,850 WARN L313 ript$VariableManager]: TermVariabe |v_P3_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:09,850 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:09,870 WARN L313 ript$VariableManager]: TermVariabe |v_P3_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:09,870 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:09,898 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:09,917 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:09,930 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:10,074 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:10,115 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:10,161 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:10,216 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:10,229 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:10,241 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:10,257 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:10,278 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:10,295 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:10,325 WARN L313 ript$VariableManager]: TermVariabe |v_P3_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:10,379 WARN L313 ript$VariableManager]: TermVariabe |v_P3_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:10,391 WARN L313 ript$VariableManager]: TermVariabe |v_P3_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:10,518 WARN L313 ript$VariableManager]: TermVariabe |v_P3_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:10,529 WARN L313 ript$VariableManager]: TermVariabe |v_P3_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:10,714 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:11,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 21:31:11,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 21:31:11,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-12 21:31:11,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 21:31:11,599 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-12 21:31:11,600 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 21:31:11,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 21:31:11,600 INFO L82 PathProgramCache]: Analyzing trace with hash -1330088241, now seen corresponding path program 2 times [2021-03-12 21:31:11,601 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 21:31:11,603 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [568506397] [2021-03-12 21:31:11,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 21:31:11,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 21:31:11,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 21:31:11,671 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [568506397] [2021-03-12 21:31:11,671 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 21:31:11,671 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-12 21:31:11,671 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [740778550] [2021-03-12 21:31:11,672 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-12 21:31:11,672 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 21:31:11,673 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-12 21:31:11,673 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-12 21:31:11,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 21:31:11,673 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 21:31:11,673 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 3 states have (on average 8.0) internal successors, (24), 4 states have internal predecessors, (24), 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) [2021-03-12 21:31:11,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 21:31:11,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 21:31:11,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-12 21:31:11,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 21:31:11,673 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 21:31:11,727 WARN L313 ript$VariableManager]: TermVariabe |v_P3_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:11,768 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:11,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 21:31:11,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 21:31:11,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-12 21:31:11,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 21:31:11,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 21:31:11,962 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-12 21:31:11,962 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 21:31:11,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 21:31:11,962 INFO L82 PathProgramCache]: Analyzing trace with hash -1898103428, now seen corresponding path program 1 times [2021-03-12 21:31:11,963 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 21:31:11,963 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [201377439] [2021-03-12 21:31:11,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 21:31:12,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 21:31:12,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 21:31:12,048 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [201377439] [2021-03-12 21:31:12,048 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 21:31:12,048 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-12 21:31:12,048 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1378478251] [2021-03-12 21:31:12,049 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-12 21:31:12,049 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 21:31:12,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-12 21:31:12,049 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-12 21:31:12,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 21:31:12,049 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 21:31:12,049 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 4 states have internal predecessors, (22), 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) [2021-03-12 21:31:12,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 21:31:12,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 21:31:12,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-12 21:31:12,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 21:31:12,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 21:31:12,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 21:31:12,106 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:12,184 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:12,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 21:31:12,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 21:31:12,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-12 21:31:12,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 21:31:12,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 21:31:12,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 21:31:12,247 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-12 21:31:12,247 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 21:31:12,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 21:31:12,247 INFO L82 PathProgramCache]: Analyzing trace with hash 1434010112, now seen corresponding path program 1 times [2021-03-12 21:31:12,247 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 21:31:12,247 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1076054732] [2021-03-12 21:31:12,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 21:31:12,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 21:31:12,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 21:31:12,316 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1076054732] [2021-03-12 21:31:12,317 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 21:31:12,317 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-12 21:31:12,317 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137328370] [2021-03-12 21:31:12,317 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-12 21:31:12,317 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 21:31:12,317 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-12 21:31:12,317 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-03-12 21:31:12,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 21:31:12,318 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 21:31:12,318 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 3.4285714285714284) internal successors, (24), 6 states have internal predecessors, (24), 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) [2021-03-12 21:31:12,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 21:31:12,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 21:31:12,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-12 21:31:12,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 21:31:12,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 21:31:12,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 21:31:12,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 21:31:12,374 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:12,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 21:31:12,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 21:31:12,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-12 21:31:12,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 21:31:12,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 21:31:12,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 21:31:12,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 21:31:12,620 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-12 21:31:12,620 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 21:31:12,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 21:31:12,621 INFO L82 PathProgramCache]: Analyzing trace with hash 1863793333, now seen corresponding path program 1 times [2021-03-12 21:31:12,621 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 21:31:12,621 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1287819385] [2021-03-12 21:31:12,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 21:31:12,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 21:31:12,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 21:31:12,679 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1287819385] [2021-03-12 21:31:12,679 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 21:31:12,679 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-12 21:31:12,679 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [696817163] [2021-03-12 21:31:12,679 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-12 21:31:12,679 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 21:31:12,680 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-12 21:31:12,680 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-03-12 21:31:12,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 21:31:12,680 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 21:31:12,680 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 4 states have (on average 6.5) internal successors, (26), 5 states have internal predecessors, (26), 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) [2021-03-12 21:31:12,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 21:31:12,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 21:31:12,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-12 21:31:12,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 21:31:12,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 21:31:12,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 21:31:12,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 21:31:12,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 21:31:12,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 21:31:12,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 21:31:12,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-12 21:31:12,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 21:31:12,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 21:31:12,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 21:31:12,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 21:31:12,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 21:31:12,847 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-12 21:31:12,847 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 21:31:12,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 21:31:12,848 INFO L82 PathProgramCache]: Analyzing trace with hash -2106588641, now seen corresponding path program 2 times [2021-03-12 21:31:12,848 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 21:31:12,848 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1981187239] [2021-03-12 21:31:12,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 21:31:12,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 21:31:13,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 21:31:13,033 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1981187239] [2021-03-12 21:31:13,033 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 21:31:13,033 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-12 21:31:13,033 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504091551] [2021-03-12 21:31:13,033 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-12 21:31:13,033 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 21:31:13,034 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-12 21:31:13,034 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-03-12 21:31:13,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 21:31:13,034 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 21:31:13,034 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 8 states have (on average 3.25) internal successors, (26), 8 states have internal predecessors, (26), 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) [2021-03-12 21:31:13,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 21:31:13,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 21:31:13,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-12 21:31:13,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 21:31:13,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 21:31:13,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 21:31:13,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 21:31:13,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 21:31:13,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 21:31:13,116 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite5_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:13,152 WARN L313 ript$VariableManager]: TermVariabe |v_P3_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:13,408 WARN L313 ript$VariableManager]: TermVariabe |v_P3_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:13,416 WARN L313 ript$VariableManager]: TermVariabe |v_P3_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:13,426 WARN L313 ript$VariableManager]: TermVariabe |v_P3_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:13,439 WARN L313 ript$VariableManager]: TermVariabe |v_P3_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 21:31:13,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 21:31:13,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 21:31:13,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-12 21:31:13,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 21:31:13,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 21:31:13,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 21:31:13,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 21:31:13,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 21:31:13,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 21:31:13,452 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-12 21:31:13,452 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 21:31:13,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 21:31:13,453 INFO L82 PathProgramCache]: Analyzing trace with hash -1632952279, now seen corresponding path program 3 times [2021-03-12 21:31:13,453 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 21:31:13,453 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858780754] [2021-03-12 21:31:13,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 21:31:13,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-12 21:31:13,485 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-12 21:31:13,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-12 21:31:13,537 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-12 21:31:13,560 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-12 21:31:13,560 INFO L620 BasicCegarLoop]: Counterexample might be feasible [2021-03-12 21:31:13,561 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-03-12 21:31:13,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.03 09:31:13 BasicIcfg [2021-03-12 21:31:13,618 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-12 21:31:13,629 INFO L168 Benchmark]: Toolchain (without parser) took 17505.99 ms. Allocated memory was 388.0 MB in the beginning and 673.2 MB in the end (delta: 285.2 MB). Free memory was 351.5 MB in the beginning and 502.2 MB in the end (delta: -150.7 MB). Peak memory consumption was 136.3 MB. Max. memory is 16.0 GB. [2021-03-12 21:31:13,629 INFO L168 Benchmark]: CDTParser took 0.09 ms. Allocated memory is still 388.0 MB. Free memory is still 369.6 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-12 21:31:13,629 INFO L168 Benchmark]: CACSL2BoogieTranslator took 402.13 ms. Allocated memory is still 388.0 MB. Free memory was 350.9 MB in the beginning and 348.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 7.5 MB. Max. memory is 16.0 GB. [2021-03-12 21:31:13,629 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.24 ms. Allocated memory is still 388.0 MB. Free memory was 348.2 MB in the beginning and 345.1 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-12 21:31:13,630 INFO L168 Benchmark]: Boogie Preprocessor took 24.28 ms. Allocated memory is still 388.0 MB. Free memory was 345.1 MB in the beginning and 343.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-12 21:31:13,630 INFO L168 Benchmark]: RCFGBuilder took 1869.39 ms. Allocated memory is still 388.0 MB. Free memory was 343.0 MB in the beginning and 314.0 MB in the end (delta: 29.0 MB). Peak memory consumption was 161.1 MB. Max. memory is 16.0 GB. [2021-03-12 21:31:13,630 INFO L168 Benchmark]: TraceAbstraction took 15161.54 ms. Allocated memory was 388.0 MB in the beginning and 673.2 MB in the end (delta: 285.2 MB). Free memory was 313.0 MB in the beginning and 502.2 MB in the end (delta: -189.2 MB). Peak memory consumption was 94.9 MB. Max. memory is 16.0 GB. [2021-03-12 21:31:13,631 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09 ms. Allocated memory is still 388.0 MB. Free memory is still 369.6 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 402.13 ms. Allocated memory is still 388.0 MB. Free memory was 350.9 MB in the beginning and 348.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 7.5 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 35.24 ms. Allocated memory is still 388.0 MB. Free memory was 348.2 MB in the beginning and 345.1 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 24.28 ms. Allocated memory is still 388.0 MB. Free memory was 345.1 MB in the beginning and 343.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 1869.39 ms. Allocated memory is still 388.0 MB. Free memory was 343.0 MB in the beginning and 314.0 MB in the end (delta: 29.0 MB). Peak memory consumption was 161.1 MB. Max. memory is 16.0 GB. * TraceAbstraction took 15161.54 ms. Allocated memory was 388.0 MB in the beginning and 673.2 MB in the end (delta: 285.2 MB). Free memory was 313.0 MB in the beginning and 502.2 MB in the end (delta: -189.2 MB). Peak memory consumption was 94.9 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 8910.4ms, 124 PlacesBefore, 45 PlacesAfterwards, 113 TransitionsBefore, 33 TransitionsAfterwards, 2406 CoEnabledTransitionPairs, 7 FixpointIterations, 39 TrivialSequentialCompositions, 45 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 7 ConcurrentYvCompositions, 1 ChoiceCompositions, 92 TotalNumberOfCompositions, 6505 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 3391, positive: 3203, positive conditional: 0, positive unconditional: 3203, negative: 188, negative conditional: 0, negative unconditional: 188, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1720, positive: 1673, positive conditional: 0, positive unconditional: 1673, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1720, positive: 1649, positive conditional: 0, positive unconditional: 1649, negative: 71, negative conditional: 0, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 71, positive: 24, positive conditional: 0, positive unconditional: 24, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 725, positive: 69, positive conditional: 0, positive unconditional: 69, negative: 655, negative conditional: 0, negative unconditional: 655, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3391, positive: 1530, positive conditional: 0, positive unconditional: 1530, negative: 141, negative conditional: 0, negative unconditional: 141, unknown: 1720, unknown conditional: 0, unknown unconditional: 1720] , Statistics on independence cache: Total cache size (in pairs): 179, Positive cache size: 157, Positive conditional cache size: 0, Positive unconditional cache size: 157, Negative cache size: 22, Negative conditional cache size: 0, Negative unconditional cache size: 22 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 88630, positive: 78050, positive conditional: 78050, positive unconditional: 0, negative: 10580, negative conditional: 10580, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 80255, positive: 78050, positive conditional: 78050, positive unconditional: 0, negative: 2205, negative conditional: 2205, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 80255, positive: 69415, positive conditional: 0, positive unconditional: 69415, negative: 10840, negative conditional: 0, negative unconditional: 10840, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 258, positive: 226, positive conditional: 0, positive unconditional: 226, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 258, positive: 214, positive conditional: 0, positive unconditional: 214, negative: 44, negative conditional: 0, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 44, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 142, positive: 62, positive conditional: 50, positive unconditional: 12, negative: 80, negative conditional: 48, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2703, positive: 1037, positive conditional: 985, positive unconditional: 52, negative: 1666, negative conditional: 1151, negative unconditional: 515, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 80255, positive: 69189, positive conditional: 0, positive unconditional: 69189, negative: 10808, negative conditional: 0, negative unconditional: 10808, unknown: 258, unknown conditional: 0, unknown unconditional: 258] , Statistics on independence cache: Total cache size (in pairs): 356, Positive cache size: 276, Positive conditional cache size: 50, Positive unconditional cache size: 226, Negative cache size: 80, Negative conditional cache size: 48, Negative unconditional cache size: 32, SemanticConditionEliminator.Independence Queries: [ total: 48738, positive: 8635, positive conditional: 8635, positive unconditional: 0, negative: 40103, negative conditional: 4453, negative unconditional: 35650, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 48738, positive: 8635, positive conditional: 8635, positive unconditional: 0, negative: 40103, negative conditional: 4453, negative unconditional: 35650, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 142, positive: 62, positive conditional: 50, positive unconditional: 12, negative: 80, negative conditional: 48, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2703, positive: 1037, positive conditional: 985, positive unconditional: 52, negative: 1666, negative conditional: 1151, negative unconditional: 515, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 48738, positive: 8585, positive conditional: 8585, positive unconditional: 0, negative: 40055, negative conditional: 4405, negative unconditional: 35650, unknown: 98, unknown conditional: 98, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 356, Positive cache size: 276, Positive conditional cache size: 50, Positive unconditional cache size: 226, Negative cache size: 80, Negative conditional cache size: 48, Negative unconditional cache size: 32, Eliminated conditions: 35650, SemanticConditionEliminator.Independence Queries: [ total: 48738, positive: 8635, positive conditional: 8635, positive unconditional: 0, negative: 40103, negative conditional: 4453, negative unconditional: 35650, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 48738, positive: 8635, positive conditional: 8635, positive unconditional: 0, negative: 40103, negative conditional: 4453, negative unconditional: 35650, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 142, positive: 62, positive conditional: 50, positive unconditional: 12, negative: 80, negative conditional: 48, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2703, positive: 1037, positive conditional: 985, positive unconditional: 52, negative: 1666, negative conditional: 1151, negative unconditional: 515, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 48738, positive: 8585, positive conditional: 8585, positive unconditional: 0, negative: 40055, negative conditional: 4405, negative unconditional: 35650, unknown: 98, unknown conditional: 98, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 356, Positive cache size: 276, Positive conditional cache size: 50, Positive unconditional cache size: 226, Negative cache size: 80, Negative conditional cache size: 48, Negative unconditional cache size: 32, Eliminated conditions: 35650, SemanticConditionEliminator.Independence Queries: [ total: 48738, positive: 8635, positive conditional: 8635, positive unconditional: 0, negative: 40103, negative conditional: 4453, negative unconditional: 35650, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 48738, positive: 8635, positive conditional: 8635, positive unconditional: 0, negative: 40103, negative conditional: 4453, negative unconditional: 35650, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 142, positive: 62, positive conditional: 50, positive unconditional: 12, negative: 80, negative conditional: 48, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2703, positive: 1037, positive conditional: 985, positive unconditional: 52, negative: 1666, negative conditional: 1151, negative unconditional: 515, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 48738, positive: 8585, positive conditional: 8585, positive unconditional: 0, negative: 40055, negative conditional: 4405, negative unconditional: 35650, unknown: 98, unknown conditional: 98, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 356, Positive cache size: 276, Positive conditional cache size: 50, Positive unconditional cache size: 226, Negative cache size: 80, Negative conditional cache size: 48, Negative unconditional cache size: 32, Eliminated conditions: 35650, SemanticConditionEliminator.Independence Queries: [ total: 48738, positive: 8635, positive conditional: 8635, positive unconditional: 0, negative: 40103, negative conditional: 4453, negative unconditional: 35650, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 48738, positive: 8635, positive conditional: 8635, positive unconditional: 0, negative: 40103, negative conditional: 4453, negative unconditional: 35650, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 142, positive: 62, positive conditional: 50, positive unconditional: 12, negative: 80, negative conditional: 48, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2703, positive: 1037, positive conditional: 985, positive unconditional: 52, negative: 1666, negative conditional: 1151, negative unconditional: 515, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 48738, positive: 8585, positive conditional: 8585, positive unconditional: 0, negative: 40055, negative conditional: 4405, negative unconditional: 35650, unknown: 98, unknown conditional: 98, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 356, Positive cache size: 276, Positive conditional cache size: 50, Positive unconditional cache size: 226, Negative cache size: 80, Negative conditional cache size: 48, Negative unconditional cache size: 32, Eliminated conditions: 35650, SemanticConditionEliminator.Independence Queries: [ total: 48738, positive: 8635, positive conditional: 8635, positive unconditional: 0, negative: 40103, negative conditional: 4453, negative unconditional: 35650, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 48738, positive: 8635, positive conditional: 8635, positive unconditional: 0, negative: 40103, negative conditional: 4453, negative unconditional: 35650, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 142, positive: 62, positive conditional: 50, positive unconditional: 12, negative: 80, negative conditional: 48, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2703, positive: 1037, positive conditional: 985, positive unconditional: 52, negative: 1666, negative conditional: 1151, negative unconditional: 515, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 48738, positive: 8585, positive conditional: 8585, positive unconditional: 0, negative: 40055, negative conditional: 4405, negative unconditional: 35650, unknown: 98, unknown conditional: 98, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 356, Positive cache size: 276, Positive conditional cache size: 50, Positive unconditional cache size: 226, Negative cache size: 80, Negative conditional cache size: 48, Negative unconditional cache size: 32, Eliminated conditions: 35650, SemanticConditionEliminator.Independence Queries: [ total: 48738, positive: 8635, positive conditional: 8635, positive unconditional: 0, negative: 40103, negative conditional: 4453, negative unconditional: 35650, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 48738, positive: 8635, positive conditional: 8635, positive unconditional: 0, negative: 40103, negative conditional: 4453, negative unconditional: 35650, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 142, positive: 62, positive conditional: 50, positive unconditional: 12, negative: 80, negative conditional: 48, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2703, positive: 1037, positive conditional: 985, positive unconditional: 52, negative: 1666, negative conditional: 1151, negative unconditional: 515, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 48738, positive: 8585, positive conditional: 8585, positive unconditional: 0, negative: 40055, negative conditional: 4405, negative unconditional: 35650, unknown: 98, unknown conditional: 98, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 356, Positive cache size: 276, Positive conditional cache size: 50, Positive unconditional cache size: 226, Negative cache size: 80, Negative conditional cache size: 48, Negative unconditional cache size: 32, Eliminated conditions: 35650, SemanticConditionEliminator.Independence Queries: [ total: 48738, positive: 8635, positive conditional: 8635, positive unconditional: 0, negative: 40103, negative conditional: 4453, negative unconditional: 35650, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 48738, positive: 8635, positive conditional: 8635, positive unconditional: 0, negative: 40103, negative conditional: 4453, negative unconditional: 35650, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 142, positive: 62, positive conditional: 50, positive unconditional: 12, negative: 80, negative conditional: 48, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2703, positive: 1037, positive conditional: 985, positive unconditional: 52, negative: 1666, negative conditional: 1151, negative unconditional: 515, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 48738, positive: 8585, positive conditional: 8585, positive unconditional: 0, negative: 40055, negative conditional: 4405, negative unconditional: 35650, unknown: 98, unknown conditional: 98, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 356, Positive cache size: 276, Positive conditional cache size: 50, Positive unconditional cache size: 226, Negative cache size: 80, Negative conditional cache size: 48, Negative unconditional cache size: 32, Eliminated conditions: 35650, SemanticConditionEliminator.Independence Queries: [ total: 48738, positive: 8635, positive conditional: 8635, positive unconditional: 0, negative: 40103, negative conditional: 4453, negative unconditional: 35650, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 48738, positive: 8635, positive conditional: 8635, positive unconditional: 0, negative: 40103, negative conditional: 4453, negative unconditional: 35650, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 142, positive: 62, positive conditional: 50, positive unconditional: 12, negative: 80, negative conditional: 48, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2703, positive: 1037, positive conditional: 985, positive unconditional: 52, negative: 1666, negative conditional: 1151, negative unconditional: 515, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 48738, positive: 8585, positive conditional: 8585, positive unconditional: 0, negative: 40055, negative conditional: 4405, negative unconditional: 35650, unknown: 98, unknown conditional: 98, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 356, Positive cache size: 276, Positive conditional cache size: 50, Positive unconditional cache size: 226, Negative cache size: 80, Negative conditional cache size: 48, Negative unconditional cache size: 32, Eliminated conditions: 35650, SemanticConditionEliminator.Independence Queries: [ total: 48738, positive: 8635, positive conditional: 8635, positive unconditional: 0, negative: 40103, negative conditional: 4453, negative unconditional: 35650, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 48738, positive: 8635, positive conditional: 8635, positive unconditional: 0, negative: 40103, negative conditional: 4453, negative unconditional: 35650, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 142, positive: 62, positive conditional: 50, positive unconditional: 12, negative: 80, negative conditional: 48, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2703, positive: 1037, positive conditional: 985, positive unconditional: 52, negative: 1666, negative conditional: 1151, negative unconditional: 515, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 48738, positive: 8585, positive conditional: 8585, positive unconditional: 0, negative: 40055, negative conditional: 4405, negative unconditional: 35650, unknown: 98, unknown conditional: 98, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 356, Positive cache size: 276, Positive conditional cache size: 50, Positive unconditional cache size: 226, Negative cache size: 80, Negative conditional cache size: 48, Negative unconditional cache size: 32, Eliminated conditions: 35650 ], Maximal queried relation: 9, Independence queries for same thread: 8375 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; [L712] 0 int __unbuffered_p1_EAX = 0; [L714] 0 int __unbuffered_p3_EAX = 0; [L716] 0 int a = 0; [L717] 0 _Bool main$tmp_guard0; [L718] 0 _Bool main$tmp_guard1; [L720] 0 int x = 0; [L722] 0 int y = 0; [L724] 0 int z = 0; [L725] 0 _Bool z$flush_delayed; [L726] 0 int z$mem_tmp; [L727] 0 _Bool z$r_buff0_thd0; [L728] 0 _Bool z$r_buff0_thd1; [L729] 0 _Bool z$r_buff0_thd2; [L730] 0 _Bool z$r_buff0_thd3; [L731] 0 _Bool z$r_buff0_thd4; [L732] 0 _Bool z$r_buff1_thd0; [L733] 0 _Bool z$r_buff1_thd1; [L734] 0 _Bool z$r_buff1_thd2; [L735] 0 _Bool z$r_buff1_thd3; [L736] 0 _Bool z$r_buff1_thd4; [L737] 0 _Bool z$read_delayed; [L738] 0 int *z$read_delayed_var; [L739] 0 int z$w_buff0; [L740] 0 _Bool z$w_buff0_used; [L741] 0 int z$w_buff1; [L742] 0 _Bool z$w_buff1_used; [L743] 0 _Bool weak$$choice0; [L744] 0 _Bool weak$$choice2; [L836] 0 pthread_t t1469; [L837] FCALL, FORK 0 pthread_create(&t1469, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L838] 0 pthread_t t1470; [L839] FCALL, FORK 0 pthread_create(&t1470, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L840] 0 pthread_t t1471; [L841] FCALL, FORK 0 pthread_create(&t1471, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L842] 0 pthread_t t1472; [L843] FCALL, FORK 0 pthread_create(&t1472, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L798] 4 z$w_buff1 = z$w_buff0 [L799] 4 z$w_buff0 = 2 [L800] 4 z$w_buff1_used = z$w_buff0_used [L801] 4 z$w_buff0_used = (_Bool)1 [L18] COND FALSE 4 !(!expression) [L803] 4 z$r_buff1_thd0 = z$r_buff0_thd0 [L804] 4 z$r_buff1_thd1 = z$r_buff0_thd1 [L805] 4 z$r_buff1_thd2 = z$r_buff0_thd2 [L806] 4 z$r_buff1_thd3 = z$r_buff0_thd3 [L807] 4 z$r_buff1_thd4 = z$r_buff0_thd4 [L808] 4 z$r_buff0_thd4 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L811] 4 __unbuffered_p3_EAX = a VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L748] 1 a = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L751] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L763] 2 x = 2 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L766] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L778] 3 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L781] 3 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L784] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L784] EXPR 3 z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z [L784] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L784] 3 z = z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z) [L785] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used [L785] 3 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used [L786] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$w_buff1_used [L786] 3 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$w_buff1_used [L787] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3 [L787] 3 z$r_buff0_thd3 = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3 [L788] EXPR 3 z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$r_buff1_thd3 [L788] 3 z$r_buff1_thd3 = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$r_buff1_thd3 [L814] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L814] 4 z = z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L815] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L815] 4 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L816] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L816] 4 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L817] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L817] 4 z$r_buff0_thd4 = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L818] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 [L818] 4 z$r_buff1_thd4 = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 [L756] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L758] 1 return 0; [L771] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L773] 2 return 0; [L821] 4 __unbuffered_cnt = __unbuffered_cnt + 1 [L823] 4 return 0; [L791] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L793] 3 return 0; [L845] 0 main$tmp_guard0 = __unbuffered_cnt == 4 [L3] COND FALSE 0 !(!cond) [L849] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L849] EXPR 0 z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z [L849] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L849] 0 z = z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L850] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L850] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L851] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L851] 0 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L852] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L852] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L853] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L853] 0 z$r_buff1_thd0 = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L856] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L857] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L858] 0 z$flush_delayed = weak$$choice2 [L859] 0 z$mem_tmp = z [L860] EXPR 0 !z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : z$w_buff1) [L860] 0 z = !z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : z$w_buff1) [L861] EXPR 0 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : z$w_buff0)) [L861] 0 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : z$w_buff0)) [L862] EXPR 0 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff1 : z$w_buff1)) [L862] 0 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff1 : z$w_buff1)) [L863] EXPR 0 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used)) [L863] 0 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used)) [L864] EXPR 0 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L864] 0 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L865] EXPR 0 weak$$choice2 ? z$r_buff0_thd0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$r_buff0_thd0 : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0)) [L865] 0 z$r_buff0_thd0 = weak$$choice2 ? z$r_buff0_thd0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$r_buff0_thd0 : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0)) [L866] EXPR 0 weak$$choice2 ? z$r_buff1_thd0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$r_buff1_thd0 : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L866] 0 z$r_buff1_thd0 = weak$$choice2 ? z$r_buff1_thd0 : (!z$w_buff0_used || !z$r_buff0_thd0 && !z$w_buff1_used || !z$r_buff0_thd0 && !z$r_buff1_thd0 ? z$r_buff1_thd0 : (z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L867] 0 main$tmp_guard1 = !(x == 2 && z == 2 && __unbuffered_p1_EAX == 0 && __unbuffered_p3_EAX == 0) [L868] EXPR 0 z$flush_delayed ? z$mem_tmp : z [L868] 0 z = z$flush_delayed ? z$mem_tmp : z [L869] 0 z$flush_delayed = (_Bool)0 [L18] COND TRUE 0 !expression [L18] 0 reach_error() VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=255, x=2, y=1, z=2, z$flush_delayed=0, z$mem_tmp=2, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=2, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 112 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 15030.2ms, OverallIterations: 10, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 8925.5ms, PartialOrderReductionTime: 4667.5ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 70, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 31.1ms SsaConstructionTime, 340.2ms SatisfiabilityAnalysisTime, 805.5ms InterpolantComputationTime, 234 NumberOfCodeBlocks, 234 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 199 ConstructedInterpolants, 0 QuantifiedInterpolants, 1501 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 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 proved your program to be incorrect! Received shutdown request...