/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-NoLbe-New_States.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix056_rmo.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-12 13:16:51,414 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-12 13:16:51,416 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-12 13:16:51,445 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-03-12 13:16:51,527 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-12 13:16:51,528 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-12 13:16:51,528 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-12 13:16:51,529 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-NoLbe-New_States.epf [2021-03-12 13:16:51,592 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-12 13:16:51,593 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-12 13:16:51,593 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-03-12 13:16:51,593 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-03-12 13:16:51,595 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-12 13:16:51,595 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-12 13:16:51,595 INFO L138 SettingsManager]: * Use SBE=true [2021-03-12 13:16:51,596 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-12 13:16:51,596 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-12 13:16:51,596 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-12 13:16:51,596 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-12 13:16:51,597 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-12 13:16:51,597 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-12 13:16:51,597 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-12 13:16:51,597 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-12 13:16:51,597 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-12 13:16:51,597 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-12 13:16:51,597 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-12 13:16:51,597 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-12 13:16:51,597 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-12 13:16:51,597 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-12 13:16:51,598 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-12 13:16:51,598 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-12 13:16:51,598 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-12 13:16:51,598 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-12 13:16:51,598 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-12 13:16:51,598 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-12 13:16:51,598 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-12 13:16:51,598 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-12 13:16:51,598 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-03-12 13:16:51,599 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-03-12 13:16:51,599 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-03-12 13:16:51,599 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-03-12 13:16:51,599 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-12 13:16:51,862 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-12 13:16:51,881 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-12 13:16:51,883 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-12 13:16:51,884 INFO L271 PluginConnector]: Initializing CDTParser... [2021-03-12 13:16:51,884 INFO L275 PluginConnector]: CDTParser initialized [2021-03-12 13:16:51,885 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix056_rmo.opt.i [2021-03-12 13:16:51,957 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7bc0505cf/ad90a3a2720246a5a28dbc6fb2c122fc/FLAG689cee37d [2021-03-12 13:16:52,391 INFO L306 CDTParser]: Found 1 translation units. [2021-03-12 13:16:52,391 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix056_rmo.opt.i [2021-03-12 13:16:52,402 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7bc0505cf/ad90a3a2720246a5a28dbc6fb2c122fc/FLAG689cee37d [2021-03-12 13:16:52,736 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7bc0505cf/ad90a3a2720246a5a28dbc6fb2c122fc [2021-03-12 13:16:52,737 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-12 13:16:52,741 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-03-12 13:16:52,743 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-03-12 13:16:52,743 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-03-12 13:16:52,746 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-03-12 13:16:52,746 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.03 01:16:52" (1/1) ... [2021-03-12 13:16:52,747 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48007602 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:16:52, skipping insertion in model container [2021-03-12 13:16:52,747 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.03 01:16:52" (1/1) ... [2021-03-12 13:16:52,754 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-03-12 13:16:52,785 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-03-12 13:16:52,918 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/mix056_rmo.opt.i[948,961] [2021-03-12 13:16:53,109 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-12 13:16:53,114 INFO L203 MainTranslator]: Completed pre-run [2021-03-12 13:16:53,121 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/mix056_rmo.opt.i[948,961] [2021-03-12 13:16:53,142 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-03-12 13:16:53,180 INFO L208 MainTranslator]: Completed translation [2021-03-12 13:16:53,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:16:53 WrapperNode [2021-03-12 13:16:53,180 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-03-12 13:16:53,181 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-12 13:16:53,181 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-12 13:16:53,181 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-12 13:16:53,185 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:16:53" (1/1) ... [2021-03-12 13:16:53,195 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:16:53" (1/1) ... [2021-03-12 13:16:53,214 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-12 13:16:53,215 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-12 13:16:53,215 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-12 13:16:53,215 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-12 13:16:53,220 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:16:53" (1/1) ... [2021-03-12 13:16:53,220 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:16:53" (1/1) ... [2021-03-12 13:16:53,223 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:16:53" (1/1) ... [2021-03-12 13:16:53,223 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:16:53" (1/1) ... [2021-03-12 13:16:53,228 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:16:53" (1/1) ... [2021-03-12 13:16:53,229 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:16:53" (1/1) ... [2021-03-12 13:16:53,231 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:16:53" (1/1) ... [2021-03-12 13:16:53,233 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-12 13:16:53,234 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-12 13:16:53,234 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-12 13:16:53,234 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-12 13:16:53,234 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:16:53" (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 13:16:53,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-03-12 13:16:53,299 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-03-12 13:16:53,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-03-12 13:16:53,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-03-12 13:16:53,299 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-03-12 13:16:53,300 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-03-12 13:16:53,300 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-03-12 13:16:53,300 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-03-12 13:16:53,300 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-03-12 13:16:53,300 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-03-12 13:16:53,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-03-12 13:16:53,300 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-03-12 13:16:53,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-12 13:16:53,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-12 13:16:53,302 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 13:16:54,616 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-12 13:16:54,616 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-03-12 13:16:54,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.03 01:16:54 BoogieIcfgContainer [2021-03-12 13:16:54,618 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-12 13:16:54,619 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-12 13:16:54,619 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-12 13:16:54,621 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-12 13:16:54,621 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.03 01:16:52" (1/3) ... [2021-03-12 13:16:54,621 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@625838ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.03 01:16:54, skipping insertion in model container [2021-03-12 13:16:54,621 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.03 01:16:53" (2/3) ... [2021-03-12 13:16:54,621 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@625838ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.03 01:16:54, skipping insertion in model container [2021-03-12 13:16:54,621 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.03 01:16:54" (3/3) ... [2021-03-12 13:16:54,622 INFO L111 eAbstractionObserver]: Analyzing ICFG mix056_rmo.opt.i [2021-03-12 13:16:54,626 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-03-12 13:16:54,627 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-12 13:16:54,629 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-03-12 13:16:54,630 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-12 13:16:54,650 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,650 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,650 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,650 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,650 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,650 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,650 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,650 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,651 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,651 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,651 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,651 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,651 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,651 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,651 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,651 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,651 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,651 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,652 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,652 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,652 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,652 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,652 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,652 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,652 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,652 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,652 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,652 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,653 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,653 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,653 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,653 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,653 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,653 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,653 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,653 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,653 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,654 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,654 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,654 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,654 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,654 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,654 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,654 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,654 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,654 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,654 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,655 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,655 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,655 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,655 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,655 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,655 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,655 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,655 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,655 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,655 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,656 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,656 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,656 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,656 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,656 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,656 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,656 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,656 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,656 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,656 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,656 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,657 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,657 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,657 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,657 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,659 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,659 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,659 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,659 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,660 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,660 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,660 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,660 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,661 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,661 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,661 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,661 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,661 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,661 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,662 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,663 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,663 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,663 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,663 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,663 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,663 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,663 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,663 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,663 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,664 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,664 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:54,666 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-03-12 13:16:54,677 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 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 13:16:54,721 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-12 13:16:54,721 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-12 13:16:54,721 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-12 13:16:54,721 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-12 13:16:54,721 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-12 13:16:54,721 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-12 13:16:54,721 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-12 13:16:54,721 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-12 13:16:54,750 INFO L428 AbstractCegarLoop]: === Iteration 1 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 13:16:54,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 13:16:54,753 INFO L82 PathProgramCache]: Analyzing trace with hash -1906083879, now seen corresponding path program 1 times [2021-03-12 13:16:54,758 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 13:16:54,759 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24589904] [2021-03-12 13:16:54,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 13:16:54,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 13:16:55,004 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 13:16:55,004 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [24589904] [2021-03-12 13:16:55,005 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 13:16:55,005 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-12 13:16:55,005 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [892929241] [2021-03-12 13:16:55,008 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-12 13:16:55,009 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 13:16:55,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-12 13:16:55,020 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-03-12 13:16:55,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:16:55,021 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 13:16:55,022 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 4 states have (on average 15.25) internal successors, (61), 5 states have internal predecessors, (61), 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 13:16:55,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:16:55,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 13:16:55,101 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-12 13:16:55,101 INFO L428 AbstractCegarLoop]: === Iteration 2 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 13:16:55,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 13:16:55,102 INFO L82 PathProgramCache]: Analyzing trace with hash 1399492007, now seen corresponding path program 1 times [2021-03-12 13:16:55,102 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 13:16:55,102 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008536987] [2021-03-12 13:16:55,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 13:16:55,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 13:16:55,333 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 13:16:55,334 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1008536987] [2021-03-12 13:16:55,334 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 13:16:55,334 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-03-12 13:16:55,334 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684947774] [2021-03-12 13:16:55,336 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-03-12 13:16:55,336 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 13:16:55,337 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-03-12 13:16:55,338 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-03-12 13:16:55,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:16:55,338 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 13:16:55,338 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 11.142857142857142) internal successors, (78), 7 states have internal predecessors, (78), 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 13:16:55,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 13:16:55,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:16:55,410 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite20_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,412 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,438 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,444 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,444 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,444 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,444 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,444 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite28_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,444 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,444 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,444 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,444 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,444 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,445 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,445 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_139 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,445 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,445 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,486 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,487 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,487 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,487 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,487 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,487 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite28_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,487 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,488 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,488 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,488 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,488 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,488 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,488 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_139 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,488 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,488 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,541 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,541 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,541 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,541 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,541 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite28_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,542 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,542 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,542 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,542 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,542 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,542 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,542 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_139 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,542 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,542 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,566 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,566 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,567 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,567 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,567 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite28_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,567 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,567 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,567 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,567 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,567 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,567 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,567 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_139 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,567 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,568 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:55,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 13:16:55,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 13:16:55,607 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-12 13:16:55,607 INFO L428 AbstractCegarLoop]: === Iteration 3 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 13:16:55,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 13:16:55,608 INFO L82 PathProgramCache]: Analyzing trace with hash -513384449, now seen corresponding path program 2 times [2021-03-12 13:16:55,608 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 13:16:55,609 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233785291] [2021-03-12 13:16:55,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 13:16:55,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 13:16:55,992 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 13:16:55,992 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1233785291] [2021-03-12 13:16:55,993 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 13:16:55,993 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-03-12 13:16:55,993 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [88507411] [2021-03-12 13:16:55,994 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-03-12 13:16:55,997 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 13:16:55,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-03-12 13:16:55,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2021-03-12 13:16:55,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:16:55,999 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 13:16:56,000 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 6.0) internal successors, (78), 13 states have internal predecessors, (78), 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 13:16:56,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 13:16:56,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 13:16:56,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:16:56,096 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite20_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,097 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,142 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,142 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,142 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,142 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,142 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite28_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,142 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,143 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,143 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,143 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,143 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,143 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,143 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_139 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,143 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,143 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,145 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,178 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,179 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,179 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,179 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,179 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite28_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,179 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,179 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,179 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,179 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,181 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,181 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,182 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_139 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,182 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,182 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,183 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,216 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,217 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,217 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,217 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,217 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite28_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,217 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,217 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,217 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,217 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,217 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,217 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,217 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_139 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,218 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,218 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,219 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,354 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,354 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,354 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,355 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,355 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite28_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,355 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,355 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,355 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,355 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,355 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,355 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,355 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_139 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,355 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,401 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite20_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,413 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite20_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,422 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite20_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,432 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite20_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,444 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite20_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,486 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,486 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,486 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite28_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,487 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,487 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,487 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,487 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,487 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_139 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,487 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,532 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,532 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,532 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite28_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,532 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,532 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30_52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,533 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,533 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_139 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,533 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,565 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,566 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,566 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_139 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,566 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,593 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,594 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,594 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_139 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,594 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,627 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,628 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,628 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_139 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,810 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,821 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,830 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,842 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,854 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,877 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,904 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,904 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:56,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 13:16:56,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 13:16:56,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-12 13:16:56,989 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-12 13:16:56,989 INFO L428 AbstractCegarLoop]: === Iteration 4 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 13:16:56,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 13:16:56,990 INFO L82 PathProgramCache]: Analyzing trace with hash -1566429441, now seen corresponding path program 3 times [2021-03-12 13:16:56,990 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 13:16:56,990 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [280831728] [2021-03-12 13:16:56,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 13:16:57,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 13:16:57,258 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 13:16:57,259 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [280831728] [2021-03-12 13:16:57,259 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 13:16:57,259 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-03-12 13:16:57,259 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1669399635] [2021-03-12 13:16:57,259 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-12 13:16:57,259 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 13:16:57,261 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-12 13:16:57,262 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2021-03-12 13:16:57,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:16:57,262 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 13:16:57,262 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 6.5) internal successors, (78), 12 states have internal predecessors, (78), 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 13:16:57,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 13:16:57,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 13:16:57,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-12 13:16:57,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:16:57,325 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:57,433 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:57,468 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:57,511 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:57,548 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:57,758 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:57,758 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:57,781 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:57,781 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:57,803 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:57,803 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:57,831 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:57,831 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:57,851 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:57,869 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:57,892 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:57,917 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:57,941 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:57,969 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:58,008 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:58,055 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:58,093 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:58,152 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:58,176 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:58,217 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:58,266 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:58,266 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:58,296 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:58,297 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:58,324 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:58,325 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:58,348 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:58,349 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:58,384 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:58,405 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:58,443 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:58,490 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:58,679 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:58,714 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:58,760 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:58,805 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:58,841 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:58,891 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:58,915 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:58,955 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:58,958 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:59,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 13:16:59,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 13:16:59,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-12 13:16:59,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 13:16:59,016 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-03-12 13:16:59,016 INFO L428 AbstractCegarLoop]: === Iteration 5 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 13:16:59,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 13:16:59,016 INFO L82 PathProgramCache]: Analyzing trace with hash 2043272983, now seen corresponding path program 4 times [2021-03-12 13:16:59,016 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 13:16:59,016 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836507201] [2021-03-12 13:16:59,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 13:16:59,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 13:16:59,236 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 13:16:59,236 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1836507201] [2021-03-12 13:16:59,237 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 13:16:59,237 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-03-12 13:16:59,237 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [252059310] [2021-03-12 13:16:59,237 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-12 13:16:59,237 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 13:16:59,237 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-12 13:16:59,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2021-03-12 13:16:59,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:16:59,238 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 13:16:59,238 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 7.090909090909091) internal successors, (78), 11 states have internal predecessors, (78), 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 13:16:59,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 13:16:59,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 13:16:59,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-12 13:16:59,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-12 13:16:59,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:16:59,351 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:59,379 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:59,441 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:59,717 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:59,774 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:59,832 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:59,833 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:59,922 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:16:59,923 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:17:00,189 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:17:00,199 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:17:00,209 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:17:00,219 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:17:00,233 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:17:00,247 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:17:00,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 13:17:00,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 13:17:00,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-12 13:17:00,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 13:17:00,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-12 13:17:00,274 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-03-12 13:17:00,274 INFO L428 AbstractCegarLoop]: === Iteration 6 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 13:17:00,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 13:17:00,275 INFO L82 PathProgramCache]: Analyzing trace with hash 1074860863, now seen corresponding path program 5 times [2021-03-12 13:17:00,276 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 13:17:00,276 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1472711404] [2021-03-12 13:17:00,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 13:17:00,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 13:17:00,376 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 13:17:00,377 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1472711404] [2021-03-12 13:17:00,377 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 13:17:00,377 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-03-12 13:17:00,377 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695401408] [2021-03-12 13:17:00,378 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-12 13:17:00,380 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 13:17:00,381 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-12 13:17:00,381 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-03-12 13:17:00,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:17:00,381 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 13:17:00,381 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 9.75) internal successors, (78), 8 states have internal predecessors, (78), 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 13:17:00,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 13:17:00,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 13:17:00,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-12 13:17:00,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-12 13:17:00,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-12 13:17:00,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:17:00,462 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:17:02,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 13:17:02,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 13:17:02,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-12 13:17:02,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 13:17:02,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-12 13:17:02,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 13:17:02,499 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-03-12 13:17:02,499 INFO L428 AbstractCegarLoop]: === Iteration 7 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 13:17:02,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 13:17:02,499 INFO L82 PathProgramCache]: Analyzing trace with hash 712801101, now seen corresponding path program 6 times [2021-03-12 13:17:02,499 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 13:17:02,499 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061717012] [2021-03-12 13:17:02,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 13:17:02,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 13:17:02,581 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 13:17:02,581 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061717012] [2021-03-12 13:17:02,581 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 13:17:02,581 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-03-12 13:17:02,582 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420574804] [2021-03-12 13:17:02,582 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-03-12 13:17:02,583 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 13:17:02,583 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-03-12 13:17:02,583 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-03-12 13:17:02,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:17:02,583 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 13:17:02,583 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 13.0) internal successors, (78), 6 states have internal predecessors, (78), 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 13:17:02,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 13:17:02,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 13:17:02,583 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-12 13:17:02,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-12 13:17:02,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-12 13:17:02,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 13:17:02,584 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:17:02,729 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:17:03,214 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:17:03,372 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:17:03,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 13:17:03,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 13:17:03,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-12 13:17:03,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 13:17:03,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-03-12 13:17:03,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 13:17:03,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 13:17:03,946 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-03-12 13:17:03,946 INFO L428 AbstractCegarLoop]: === Iteration 8 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 13:17:03,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 13:17:03,947 INFO L82 PathProgramCache]: Analyzing trace with hash -1566692087, now seen corresponding path program 7 times [2021-03-12 13:17:03,947 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 13:17:03,947 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419413801] [2021-03-12 13:17:03,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 13:17:03,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 13:17:04,028 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 13:17:04,028 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [419413801] [2021-03-12 13:17:04,028 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 13:17:04,028 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-03-12 13:17:04,028 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477803542] [2021-03-12 13:17:04,029 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-12 13:17:04,029 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 13:17:04,029 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-12 13:17:04,029 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-03-12 13:17:04,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:17:04,029 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 13:17:04,029 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 9.75) internal successors, (78), 8 states have internal predecessors, (78), 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 13:17:04,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 13:17:04,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 13:17:04,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-12 13:17:04,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-12 13:17:04,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-03-12 13:17:04,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 13:17:04,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-03-12 13:17:04,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 13:17:04,687 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:17:04,688 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-03-12 13:17:04,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 13:17:04,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 13:17:04,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-12 13:17:04,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 13:17:04,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-12 13:17:04,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 13:17:04,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-03-12 13:17:04,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 13:17:04,721 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-03-12 13:17:04,721 INFO L428 AbstractCegarLoop]: === Iteration 9 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-03-12 13:17:04,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 13:17:04,721 INFO L82 PathProgramCache]: Analyzing trace with hash -314001203, now seen corresponding path program 8 times [2021-03-12 13:17:04,721 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 13:17:04,722 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1446868791] [2021-03-12 13:17:04,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 13:17:04,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-12 13:17:04,746 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-12 13:17:04,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-03-12 13:17:04,772 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-03-12 13:17:04,797 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-03-12 13:17:04,797 INFO L620 BasicCegarLoop]: Counterexample might be feasible [2021-03-12 13:17:04,798 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-03-12 13:17:04,884 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.03 01:17:04 BasicIcfg [2021-03-12 13:17:04,884 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-12 13:17:04,884 INFO L168 Benchmark]: Toolchain (without parser) took 12145.97 ms. Allocated memory was 333.4 MB in the beginning and 1.8 GB in the end (delta: 1.5 GB). Free memory was 296.8 MB in the beginning and 1.5 GB in the end (delta: -1.2 GB). Peak memory consumption was 281.3 MB. Max. memory is 16.0 GB. [2021-03-12 13:17:04,885 INFO L168 Benchmark]: CDTParser took 0.09 ms. Allocated memory is still 333.4 MB. Free memory is still 314.7 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-03-12 13:17:04,885 INFO L168 Benchmark]: CACSL2BoogieTranslator took 437.05 ms. Allocated memory is still 333.4 MB. Free memory was 296.3 MB in the beginning and 293.1 MB in the end (delta: 3.2 MB). Peak memory consumption was 9.4 MB. Max. memory is 16.0 GB. [2021-03-12 13:17:04,885 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.49 ms. Allocated memory is still 333.4 MB. Free memory was 293.1 MB in the beginning and 290.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-03-12 13:17:04,885 INFO L168 Benchmark]: Boogie Preprocessor took 18.67 ms. Allocated memory is still 333.4 MB. Free memory was 290.0 MB in the beginning and 287.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-12 13:17:04,885 INFO L168 Benchmark]: RCFGBuilder took 1383.96 ms. Allocated memory is still 333.4 MB. Free memory was 287.9 MB in the beginning and 269.0 MB in the end (delta: 18.9 MB). Peak memory consumption was 159.4 MB. Max. memory is 16.0 GB. [2021-03-12 13:17:04,886 INFO L168 Benchmark]: TraceAbstraction took 10265.13 ms. Allocated memory was 333.4 MB in the beginning and 1.8 GB in the end (delta: 1.5 GB). Free memory was 267.9 MB in the beginning and 1.5 GB in the end (delta: -1.2 GB). Peak memory consumption was 250.8 MB. Max. memory is 16.0 GB. [2021-03-12 13:17:04,887 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 333.4 MB. Free memory is still 314.7 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 437.05 ms. Allocated memory is still 333.4 MB. Free memory was 296.3 MB in the beginning and 293.1 MB in the end (delta: 3.2 MB). Peak memory consumption was 9.4 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 33.49 ms. Allocated memory is still 333.4 MB. Free memory was 293.1 MB in the beginning and 290.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 18.67 ms. Allocated memory is still 333.4 MB. Free memory was 290.0 MB in the beginning and 287.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 1383.96 ms. Allocated memory is still 333.4 MB. Free memory was 287.9 MB in the beginning and 269.0 MB in the end (delta: 18.9 MB). Peak memory consumption was 159.4 MB. Max. memory is 16.0 GB. * TraceAbstraction took 10265.13 ms. Allocated memory was 333.4 MB in the beginning and 1.8 GB in the end (delta: 1.5 GB). Free memory was 267.9 MB in the beginning and 1.5 GB in the end (delta: -1.2 GB). Peak memory consumption was 250.8 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 172574, positive: 165620, positive conditional: 165620, positive unconditional: 0, negative: 6954, negative conditional: 6954, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 167133, positive: 165620, positive conditional: 165620, positive unconditional: 0, negative: 1513, negative conditional: 1513, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 167133, positive: 163695, positive conditional: 0, positive unconditional: 163695, negative: 3438, negative conditional: 0, negative unconditional: 3438, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 808, positive: 780, positive conditional: 0, positive unconditional: 780, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 808, positive: 775, positive conditional: 0, positive unconditional: 775, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 33, positive: 5, positive conditional: 0, positive unconditional: 5, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 150, positive: 44, positive conditional: 39, positive unconditional: 5, negative: 106, negative conditional: 78, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3688, positive: 901, positive conditional: 890, positive unconditional: 12, negative: 2787, negative conditional: 2236, negative unconditional: 550, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 167133, positive: 162915, positive conditional: 0, positive unconditional: 162915, negative: 3410, negative conditional: 0, negative unconditional: 3410, unknown: 808, unknown conditional: 0, unknown unconditional: 808] , Statistics on independence cache: Total cache size (in pairs): 925, Positive cache size: 819, Positive conditional cache size: 39, Positive unconditional cache size: 780, Negative cache size: 106, Negative conditional cache size: 78, Negative unconditional cache size: 28, SemanticConditionEliminator.Independence Queries: [ total: 17363, positive: 1925, positive conditional: 1925, positive unconditional: 0, negative: 15438, negative conditional: 3935, negative unconditional: 11503, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17363, positive: 1925, positive conditional: 1925, positive unconditional: 0, negative: 15438, negative conditional: 3935, negative unconditional: 11503, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 150, positive: 44, positive conditional: 39, positive unconditional: 5, negative: 106, negative conditional: 78, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3688, positive: 901, positive conditional: 890, positive unconditional: 12, negative: 2787, negative conditional: 2236, negative unconditional: 550, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 17363, positive: 1886, positive conditional: 1886, positive unconditional: 0, negative: 15360, negative conditional: 3857, negative unconditional: 11503, unknown: 117, unknown conditional: 117, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 925, Positive cache size: 819, Positive conditional cache size: 39, Positive unconditional cache size: 780, Negative cache size: 106, Negative conditional cache size: 78, Negative unconditional cache size: 28, Eliminated conditions: 11503, SemanticConditionEliminator.Independence Queries: [ total: 17363, positive: 1925, positive conditional: 1925, positive unconditional: 0, negative: 15438, negative conditional: 3935, negative unconditional: 11503, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17363, positive: 1925, positive conditional: 1925, positive unconditional: 0, negative: 15438, negative conditional: 3935, negative unconditional: 11503, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 150, positive: 44, positive conditional: 39, positive unconditional: 5, negative: 106, negative conditional: 78, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3688, positive: 901, positive conditional: 890, positive unconditional: 12, negative: 2787, negative conditional: 2236, negative unconditional: 550, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 17363, positive: 1886, positive conditional: 1886, positive unconditional: 0, negative: 15360, negative conditional: 3857, negative unconditional: 11503, unknown: 117, unknown conditional: 117, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 925, Positive cache size: 819, Positive conditional cache size: 39, Positive unconditional cache size: 780, Negative cache size: 106, Negative conditional cache size: 78, Negative unconditional cache size: 28, Eliminated conditions: 11503, SemanticConditionEliminator.Independence Queries: [ total: 17363, positive: 1925, positive conditional: 1925, positive unconditional: 0, negative: 15438, negative conditional: 3935, negative unconditional: 11503, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17363, positive: 1925, positive conditional: 1925, positive unconditional: 0, negative: 15438, negative conditional: 3935, negative unconditional: 11503, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 150, positive: 44, positive conditional: 39, positive unconditional: 5, negative: 106, negative conditional: 78, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3688, positive: 901, positive conditional: 890, positive unconditional: 12, negative: 2787, negative conditional: 2236, negative unconditional: 550, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 17363, positive: 1886, positive conditional: 1886, positive unconditional: 0, negative: 15360, negative conditional: 3857, negative unconditional: 11503, unknown: 117, unknown conditional: 117, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 925, Positive cache size: 819, Positive conditional cache size: 39, Positive unconditional cache size: 780, Negative cache size: 106, Negative conditional cache size: 78, Negative unconditional cache size: 28, Eliminated conditions: 11503, SemanticConditionEliminator.Independence Queries: [ total: 17363, positive: 1925, positive conditional: 1925, positive unconditional: 0, negative: 15438, negative conditional: 3935, negative unconditional: 11503, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17363, positive: 1925, positive conditional: 1925, positive unconditional: 0, negative: 15438, negative conditional: 3935, negative unconditional: 11503, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 150, positive: 44, positive conditional: 39, positive unconditional: 5, negative: 106, negative conditional: 78, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3688, positive: 901, positive conditional: 890, positive unconditional: 12, negative: 2787, negative conditional: 2236, negative unconditional: 550, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 17363, positive: 1886, positive conditional: 1886, positive unconditional: 0, negative: 15360, negative conditional: 3857, negative unconditional: 11503, unknown: 117, unknown conditional: 117, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 925, Positive cache size: 819, Positive conditional cache size: 39, Positive unconditional cache size: 780, Negative cache size: 106, Negative conditional cache size: 78, Negative unconditional cache size: 28, Eliminated conditions: 11503, SemanticConditionEliminator.Independence Queries: [ total: 17363, positive: 1925, positive conditional: 1925, positive unconditional: 0, negative: 15438, negative conditional: 3935, negative unconditional: 11503, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17363, positive: 1925, positive conditional: 1925, positive unconditional: 0, negative: 15438, negative conditional: 3935, negative unconditional: 11503, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 150, positive: 44, positive conditional: 39, positive unconditional: 5, negative: 106, negative conditional: 78, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3688, positive: 901, positive conditional: 890, positive unconditional: 12, negative: 2787, negative conditional: 2236, negative unconditional: 550, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 17363, positive: 1886, positive conditional: 1886, positive unconditional: 0, negative: 15360, negative conditional: 3857, negative unconditional: 11503, unknown: 117, unknown conditional: 117, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 925, Positive cache size: 819, Positive conditional cache size: 39, Positive unconditional cache size: 780, Negative cache size: 106, Negative conditional cache size: 78, Negative unconditional cache size: 28, Eliminated conditions: 11503, SemanticConditionEliminator.Independence Queries: [ total: 17363, positive: 1925, positive conditional: 1925, positive unconditional: 0, negative: 15438, negative conditional: 3935, negative unconditional: 11503, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17363, positive: 1925, positive conditional: 1925, positive unconditional: 0, negative: 15438, negative conditional: 3935, negative unconditional: 11503, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 150, positive: 44, positive conditional: 39, positive unconditional: 5, negative: 106, negative conditional: 78, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3688, positive: 901, positive conditional: 890, positive unconditional: 12, negative: 2787, negative conditional: 2236, negative unconditional: 550, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 17363, positive: 1886, positive conditional: 1886, positive unconditional: 0, negative: 15360, negative conditional: 3857, negative unconditional: 11503, unknown: 117, unknown conditional: 117, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 925, Positive cache size: 819, Positive conditional cache size: 39, Positive unconditional cache size: 780, Negative cache size: 106, Negative conditional cache size: 78, Negative unconditional cache size: 28, Eliminated conditions: 11503, SemanticConditionEliminator.Independence Queries: [ total: 17363, positive: 1925, positive conditional: 1925, positive unconditional: 0, negative: 15438, negative conditional: 3935, negative unconditional: 11503, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17363, positive: 1925, positive conditional: 1925, positive unconditional: 0, negative: 15438, negative conditional: 3935, negative unconditional: 11503, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 150, positive: 44, positive conditional: 39, positive unconditional: 5, negative: 106, negative conditional: 78, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3688, positive: 901, positive conditional: 890, positive unconditional: 12, negative: 2787, negative conditional: 2236, negative unconditional: 550, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 17363, positive: 1886, positive conditional: 1886, positive unconditional: 0, negative: 15360, negative conditional: 3857, negative unconditional: 11503, unknown: 117, unknown conditional: 117, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 925, Positive cache size: 819, Positive conditional cache size: 39, Positive unconditional cache size: 780, Negative cache size: 106, Negative conditional cache size: 78, Negative unconditional cache size: 28, Eliminated conditions: 11503, SemanticConditionEliminator.Independence Queries: [ total: 17363, positive: 1925, positive conditional: 1925, positive unconditional: 0, negative: 15438, negative conditional: 3935, negative unconditional: 11503, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17363, positive: 1925, positive conditional: 1925, positive unconditional: 0, negative: 15438, negative conditional: 3935, negative unconditional: 11503, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 150, positive: 44, positive conditional: 39, positive unconditional: 5, negative: 106, negative conditional: 78, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3688, positive: 901, positive conditional: 890, positive unconditional: 12, negative: 2787, negative conditional: 2236, negative unconditional: 550, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 17363, positive: 1886, positive conditional: 1886, positive unconditional: 0, negative: 15360, negative conditional: 3857, negative unconditional: 11503, unknown: 117, unknown conditional: 117, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 925, Positive cache size: 819, Positive conditional cache size: 39, Positive unconditional cache size: 780, Negative cache size: 106, Negative conditional cache size: 78, Negative unconditional cache size: 28, Eliminated conditions: 11503 ], Maximal queried relation: 8, Independence queries for same thread: 5441 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L709] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L711] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0] [L712] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0] [L713] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0] [L715] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L717] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L718] 0 _Bool y$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0] [L719] 0 int y$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0] [L720] 0 _Bool y$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0] [L721] 0 _Bool y$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0] [L722] 0 _Bool y$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0] [L723] 0 _Bool y$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0] [L724] 0 _Bool y$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0] [L725] 0 _Bool y$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0] [L726] 0 _Bool y$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0] [L727] 0 _Bool y$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0] [L728] 0 _Bool y$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0] [L729] 0 int *y$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}] [L730] 0 int y$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0] [L731] 0 _Bool y$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0] [L732] 0 int y$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0] [L733] 0 _Bool y$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L735] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L736] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L737] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L813] 0 pthread_t t1504; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L814] FCALL, FORK 0 pthread_create(&t1504, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L815] 0 pthread_t t1505; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L816] FCALL, FORK 0 pthread_create(&t1505, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L817] 0 pthread_t t1506; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L818] FCALL, FORK 0 pthread_create(&t1506, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L776] 3 y$w_buff1 = y$w_buff0 [L777] 3 y$w_buff0 = 2 [L778] 3 y$w_buff1_used = y$w_buff0_used [L779] 3 y$w_buff0_used = (_Bool)1 [L18] COND FALSE 3 !(!expression) [L781] 3 y$r_buff1_thd0 = y$r_buff0_thd0 [L782] 3 y$r_buff1_thd1 = y$r_buff0_thd1 [L783] 3 y$r_buff1_thd2 = y$r_buff0_thd2 [L784] 3 y$r_buff1_thd3 = y$r_buff0_thd3 [L785] 3 y$r_buff0_thd3 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L788] 3 __unbuffered_p2_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L741] 1 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L744] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L749] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L751] 1 return 0; VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L756] 2 x = 2 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L759] 2 y = 1 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L762] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L762] EXPR 2 y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y [L762] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L762] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L763] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L763] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L764] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L764] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L765] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L765] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L766] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L766] 2 y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L769] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L771] 2 return 0; VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L791] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L791] 3 y = y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L792] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L792] 3 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L793] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L793] 3 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L794] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L794] 3 y$r_buff0_thd3 = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L795] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L795] 3 y$r_buff1_thd3 = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L798] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L800] 3 return 0; VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L820] 0 main$tmp_guard0 = __unbuffered_cnt == 3 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L3] COND FALSE 0 !(!cond) VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L824] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L824] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L824] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L824] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L825] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L825] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L826] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L826] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L827] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L827] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L828] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L828] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L831] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L832] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L833] 0 y$flush_delayed = weak$$choice2 [L834] 0 y$mem_tmp = y [L835] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L835] 0 y = !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L836] EXPR 0 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L836] 0 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L837] EXPR 0 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L837] 0 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L838] EXPR 0 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L838] 0 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L839] EXPR 0 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L839] 0 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L840] EXPR 0 weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L840] 0 y$r_buff0_thd0 = weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L841] EXPR 0 weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L841] 0 y$r_buff1_thd0 = weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L842] 0 main$tmp_guard1 = !(x == 2 && y == 2 && __unbuffered_p2_EAX == 0) [L843] EXPR 0 y$flush_delayed ? y$mem_tmp : y [L843] 0 y = y$flush_delayed ? y$mem_tmp : y [L844] 0 y$flush_delayed = (_Bool)0 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=2, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L18] COND TRUE 0 !expression VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=2, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L18] 0 reach_error() VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=2, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 95 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 10115.2ms, OverallIterations: 9, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 7.6ms, PartialOrderReductionTime: 8315.9ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 90, 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: 29.7ms SsaConstructionTime, 451.7ms SatisfiabilityAnalysisTime, 1063.6ms InterpolantComputationTime, 685 NumberOfCodeBlocks, 685 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 599 ConstructedInterpolants, 0 QuantifiedInterpolants, 3382 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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...