/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-Delay.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe003_rmo.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-16 15:45:29,132 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-16 15:45:29,134 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-16 15:45:29,168 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-16 15:45:29,169 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-16 15:45:29,172 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-16 15:45:29,174 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-16 15:45:29,180 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-16 15:45:29,182 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-16 15:45:29,187 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-16 15:45:29,188 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-16 15:45:29,189 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-16 15:45:29,189 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-16 15:45:29,191 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-16 15:45:29,192 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-16 15:45:29,193 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-16 15:45:29,196 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-16 15:45:29,197 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-16 15:45:29,199 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-16 15:45:29,204 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-16 15:45:29,205 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-16 15:45:29,207 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-16 15:45:29,208 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-16 15:45:29,210 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-16 15:45:29,212 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-06-16 15:45:29,212 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-06-16 15:45:29,212 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-06-16 15:45:29,214 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-06-16 15:45:29,214 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-06-16 15:45:29,215 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2021-06-16 15:45:29,219 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-16 15:45:29,221 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-16 15:45:29,221 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-16 15:45:29,225 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-Delay.epf [2021-06-16 15:45:29,277 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-16 15:45:29,277 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-16 15:45:29,280 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-16 15:45:29,280 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-16 15:45:29,280 INFO L138 SettingsManager]: * Use SBE=true [2021-06-16 15:45:29,280 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-16 15:45:29,280 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-16 15:45:29,280 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-16 15:45:29,281 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-16 15:45:29,281 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-16 15:45:29,281 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-16 15:45:29,281 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-16 15:45:29,282 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-16 15:45:29,282 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-16 15:45:29,282 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-16 15:45:29,282 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-16 15:45:29,282 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-16 15:45:29,282 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-16 15:45:29,282 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-16 15:45:29,282 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-16 15:45:29,282 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-16 15:45:29,282 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-16 15:45:29,283 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-16 15:45:29,283 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-16 15:45:29,283 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-16 15:45:29,283 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-16 15:45:29,283 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-16 15:45:29,283 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-16 15:45:29,283 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-16 15:45:29,283 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-16 15:45:29,283 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-16 15:45:29,540 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-16 15:45:29,556 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-16 15:45:29,558 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-16 15:45:29,559 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-16 15:45:29,560 INFO L275 PluginConnector]: CDTParser initialized [2021-06-16 15:45:29,560 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe003_rmo.oepc.i [2021-06-16 15:45:29,628 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/894b64be5/abf613722f074a5d839754bb9034587d/FLAGb4ac4ba77 [2021-06-16 15:45:30,219 INFO L306 CDTParser]: Found 1 translation units. [2021-06-16 15:45:30,219 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe003_rmo.oepc.i [2021-06-16 15:45:30,235 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/894b64be5/abf613722f074a5d839754bb9034587d/FLAGb4ac4ba77 [2021-06-16 15:45:30,620 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/894b64be5/abf613722f074a5d839754bb9034587d [2021-06-16 15:45:30,627 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-16 15:45:30,628 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-16 15:45:30,630 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-16 15:45:30,630 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-16 15:45:30,632 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-16 15:45:30,633 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.06 03:45:30" (1/1) ... [2021-06-16 15:45:30,633 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ed47dce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 03:45:30, skipping insertion in model container [2021-06-16 15:45:30,633 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.06 03:45:30" (1/1) ... [2021-06-16 15:45:30,638 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-16 15:45:30,684 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-16 15:45:30,833 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe003_rmo.oepc.i[950,963] [2021-06-16 15:45:31,035 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-16 15:45:31,047 INFO L203 MainTranslator]: Completed pre-run [2021-06-16 15:45:31,056 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe003_rmo.oepc.i[950,963] [2021-06-16 15:45:31,115 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-16 15:45:31,177 INFO L208 MainTranslator]: Completed translation [2021-06-16 15:45:31,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 03:45:31 WrapperNode [2021-06-16 15:45:31,179 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-16 15:45:31,180 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-16 15:45:31,180 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-16 15:45:31,180 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-16 15:45:31,185 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 03:45:31" (1/1) ... [2021-06-16 15:45:31,213 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 03:45:31" (1/1) ... [2021-06-16 15:45:31,249 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-16 15:45:31,250 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-16 15:45:31,250 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-16 15:45:31,250 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-16 15:45:31,257 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 03:45:31" (1/1) ... [2021-06-16 15:45:31,257 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 03:45:31" (1/1) ... [2021-06-16 15:45:31,269 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 03:45:31" (1/1) ... [2021-06-16 15:45:31,270 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 03:45:31" (1/1) ... [2021-06-16 15:45:31,280 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 03:45:31" (1/1) ... [2021-06-16 15:45:31,288 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 03:45:31" (1/1) ... [2021-06-16 15:45:31,290 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 03:45:31" (1/1) ... [2021-06-16 15:45:31,294 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-16 15:45:31,294 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-16 15:45:31,295 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-16 15:45:31,295 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-16 15:45:31,295 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 03:45:31" (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 [2021-06-16 15:45:31,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-16 15:45:31,375 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-16 15:45:31,375 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-16 15:45:31,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-16 15:45:31,376 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-16 15:45:31,376 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-16 15:45:31,377 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-16 15:45:31,377 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-16 15:45:31,377 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-16 15:45:31,377 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-16 15:45:31,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-16 15:45:31,377 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-16 15:45:31,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-16 15:45:31,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-16 15:45:31,379 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-16 15:45:33,577 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-16 15:45:33,577 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-06-16 15:45:33,579 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.06 03:45:33 BoogieIcfgContainer [2021-06-16 15:45:33,579 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-16 15:45:33,580 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-16 15:45:33,580 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-16 15:45:33,582 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-16 15:45:33,582 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.06 03:45:30" (1/3) ... [2021-06-16 15:45:33,583 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e1522bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.06 03:45:33, skipping insertion in model container [2021-06-16 15:45:33,583 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.06 03:45:31" (2/3) ... [2021-06-16 15:45:33,583 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e1522bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.06 03:45:33, skipping insertion in model container [2021-06-16 15:45:33,583 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.06 03:45:33" (3/3) ... [2021-06-16 15:45:33,584 INFO L111 eAbstractionObserver]: Analyzing ICFG safe003_rmo.oepc.i [2021-06-16 15:45:33,589 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-16 15:45:33,589 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-16 15:45:33,589 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-06-16 15:45:33,590 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-16 15:45:33,622 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,622 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,622 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,622 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,622 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,622 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,622 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,622 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,623 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,623 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,623 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,623 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,623 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,623 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,623 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,623 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,623 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,623 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,624 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,624 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,624 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,624 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,624 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,624 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,624 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,624 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,624 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,624 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,624 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,625 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,625 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,625 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,625 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,625 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,625 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,625 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,625 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,626 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,626 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,626 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,626 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,626 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,626 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,626 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,626 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,626 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,626 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,626 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,626 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,627 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,627 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,627 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,627 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,627 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,627 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,627 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,627 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,627 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,627 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,628 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,628 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,628 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,628 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,628 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,628 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,628 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,628 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,628 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,628 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,628 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,628 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,629 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,629 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,629 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,629 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,629 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,629 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,629 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,629 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,629 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,629 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,629 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,629 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,629 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,629 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,629 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,630 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,630 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,630 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,630 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,630 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,630 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,630 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,630 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,630 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,630 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,630 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,630 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,630 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,630 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,630 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,630 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,631 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,631 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,631 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,631 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,632 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,632 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,632 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,632 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,632 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,632 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,632 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,632 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,632 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,633 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,633 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,633 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,633 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,633 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,633 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,633 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,633 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,633 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,633 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,633 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,633 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,633 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,633 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,633 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,634 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,634 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,634 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,634 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,634 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,634 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,634 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,634 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,634 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,634 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,634 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,634 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,634 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,634 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,636 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,636 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,636 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,636 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,636 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,636 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,636 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,636 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,636 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,636 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,636 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,636 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,636 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,636 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,637 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,637 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,637 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,637 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,637 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,637 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,637 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,637 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,637 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,637 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,637 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,637 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,637 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,637 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,637 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,637 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,637 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,637 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,638 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,638 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,638 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,638 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,638 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,638 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,639 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,639 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,639 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,639 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,639 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,639 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,639 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,639 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,640 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,640 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,640 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,640 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,640 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,640 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,640 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,640 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,640 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,640 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,640 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,640 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,640 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,640 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,640 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,640 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,640 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,641 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,641 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,641 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,641 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,641 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,641 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,641 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,641 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,641 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,641 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,641 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,641 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,641 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,642 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,643 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,643 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,643 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,643 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,643 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,643 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,643 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,643 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,643 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,643 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,643 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,643 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,644 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,644 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,644 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,644 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,644 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,645 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,646 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,646 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,646 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,646 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,646 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,646 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,646 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,646 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,646 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,647 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,648 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,648 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,648 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,648 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,648 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,648 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,648 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,648 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,648 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,648 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,648 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,648 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,648 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,648 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,648 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,649 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,649 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,649 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,649 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,649 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,649 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,649 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,649 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,649 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,649 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,649 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,649 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,649 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,649 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,650 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,650 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,650 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,650 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,650 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,650 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,650 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,650 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,650 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,650 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,650 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,650 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,650 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,650 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,650 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,651 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,651 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,651 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,651 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,651 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,651 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,651 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,651 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,651 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,651 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,651 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,652 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,652 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,653 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,653 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,653 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,653 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,653 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,653 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,653 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,653 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,653 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,653 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-16 15:45:33,654 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-16 15:45:33,668 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-16 15:45:33,679 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-16 15:45:33,679 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-16 15:45:33,680 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-16 15:45:33,680 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-16 15:45:33,680 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-16 15:45:33,680 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-16 15:45:33,680 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-16 15:45:33,680 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == P0======== [2021-06-16 15:45:35,405 INFO L276 IsEmpty]: Start isEmpty. Operand has 16159 states, 14149 states have (on average 2.540956958088911) internal successors, (35952), 16158 states have internal predecessors, (35952), 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) [2021-06-16 15:45:35,458 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-06-16 15:45:35,459 INFO L301 ceAbstractionStarter]: Result for error location P0 was SAFE (1/3) [2021-06-16 15:45:35,460 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-06-16 15:45:35,462 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-16 15:45:35,462 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-16 15:45:35,462 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-16 15:45:35,462 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-16 15:45:35,462 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-16 15:45:35,462 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-16 15:45:35,462 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-16 15:45:35,462 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-16 15:45:36,967 INFO L276 IsEmpty]: Start isEmpty. Operand has 16159 states, 14149 states have (on average 2.540956958088911) internal successors, (35952), 16158 states have internal predecessors, (35952), 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) [2021-06-16 15:45:36,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-06-16 15:45:36,975 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:45:36,976 INFO L472 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-16 15:45:36,976 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:45:36,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:45:36,981 INFO L82 PathProgramCache]: Analyzing trace with hash -1616810894, now seen corresponding path program 1 times [2021-06-16 15:45:36,986 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:45:36,986 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1207953311] [2021-06-16 15:45:36,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:45:37,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:45:37,337 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:37,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:45:37,340 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:37,341 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:45:37,352 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-16 15:45:37,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 15:45:37,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:37,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:45:37,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:37,386 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:45:37,393 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:37,393 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:45:37,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:45:37,396 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:45:37,396 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1207953311] [2021-06-16 15:45:37,397 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1207953311] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:45:37,397 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:45:37,397 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-16 15:45:37,398 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641463067] [2021-06-16 15:45:37,400 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-16 15:45:37,401 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:45:37,410 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-16 15:45:37,411 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-16 15:45:37,437 INFO L87 Difference]: Start difference. First operand has 16159 states, 14149 states have (on average 2.540956958088911) internal successors, (35952), 16158 states have internal predecessors, (35952), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 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) [2021-06-16 15:45:37,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:45:37,751 INFO L93 Difference]: Finished difference Result 20191 states and 44286 transitions. [2021-06-16 15:45:37,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 15:45:37,752 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 68 [2021-06-16 15:45:37,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:45:37,784 INFO L225 Difference]: With dead ends: 20191 [2021-06-16 15:45:37,784 INFO L226 Difference]: Without dead ends: 4789 [2021-06-16 15:45:37,785 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 79.9ms TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-06-16 15:45:37,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4789 states. [2021-06-16 15:45:37,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4789 to 4789. [2021-06-16 15:45:37,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4789 states, 4717 states have (on average 2.4150943396226414) internal successors, (11392), 4788 states have internal predecessors, (11392), 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) [2021-06-16 15:45:37,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4789 states to 4789 states and 11392 transitions. [2021-06-16 15:45:37,971 INFO L78 Accepts]: Start accepts. Automaton has 4789 states and 11392 transitions. Word has length 68 [2021-06-16 15:45:37,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:45:37,972 INFO L482 AbstractCegarLoop]: Abstraction has 4789 states and 11392 transitions. [2021-06-16 15:45:37,972 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 6 states have internal predecessors, (68), 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) [2021-06-16 15:45:37,973 INFO L276 IsEmpty]: Start isEmpty. Operand 4789 states and 11392 transitions. [2021-06-16 15:45:37,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-06-16 15:45:37,980 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:45:37,980 INFO L472 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-16 15:45:37,980 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-16 15:45:37,980 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:45:37,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:45:37,981 INFO L82 PathProgramCache]: Analyzing trace with hash -1240711246, now seen corresponding path program 1 times [2021-06-16 15:45:37,982 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:45:37,982 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [73655728] [2021-06-16 15:45:37,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:45:38,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:45:38,088 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:38,088 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:45:38,089 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:38,089 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:45:38,092 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-16 15:45:38,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 15:45:38,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:38,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:45:38,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:38,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:45:38,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:38,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:45:38,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:45:38,117 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:45:38,117 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [73655728] [2021-06-16 15:45:38,117 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [73655728] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:45:38,118 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:45:38,118 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-16 15:45:38,118 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [842847700] [2021-06-16 15:45:38,118 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-16 15:45:38,119 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:45:38,119 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-16 15:45:38,119 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-16 15:45:38,119 INFO L87 Difference]: Start difference. First operand 4789 states and 11392 transitions. Second operand has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 6 states have internal predecessors, (71), 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) [2021-06-16 15:45:38,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:45:38,219 INFO L93 Difference]: Finished difference Result 5293 states and 13000 transitions. [2021-06-16 15:45:38,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 15:45:38,220 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 6 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 71 [2021-06-16 15:45:38,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:45:38,234 INFO L225 Difference]: With dead ends: 5293 [2021-06-16 15:45:38,235 INFO L226 Difference]: Without dead ends: 3769 [2021-06-16 15:45:38,235 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 69.0ms TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-06-16 15:45:38,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3769 states. [2021-06-16 15:45:38,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3769 to 3769. [2021-06-16 15:45:38,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3769 states, 3715 states have (on average 2.4874831763122476) internal successors, (9241), 3768 states have internal predecessors, (9241), 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) [2021-06-16 15:45:38,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3769 states to 3769 states and 9241 transitions. [2021-06-16 15:45:38,328 INFO L78 Accepts]: Start accepts. Automaton has 3769 states and 9241 transitions. Word has length 71 [2021-06-16 15:45:38,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:45:38,328 INFO L482 AbstractCegarLoop]: Abstraction has 3769 states and 9241 transitions. [2021-06-16 15:45:38,328 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 6 states have internal predecessors, (71), 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) [2021-06-16 15:45:38,328 INFO L276 IsEmpty]: Start isEmpty. Operand 3769 states and 9241 transitions. [2021-06-16 15:45:38,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-06-16 15:45:38,347 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:45:38,347 INFO L472 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-16 15:45:38,347 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-16 15:45:38,348 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:45:38,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:45:38,348 INFO L82 PathProgramCache]: Analyzing trace with hash 227293491, now seen corresponding path program 1 times [2021-06-16 15:45:38,348 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:45:38,348 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95723541] [2021-06-16 15:45:38,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:45:38,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:45:38,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:38,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:45:38,669 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:38,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:45:38,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:38,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-16 15:45:38,678 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:38,679 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-16 15:45:38,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:38,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-16 15:45:38,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:38,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-16 15:45:38,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:38,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 15:45:38,750 INFO L142 QuantifierPusher]: treesize reduction 45, result has 43.0 percent of original size [2021-06-16 15:45:38,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-16 15:45:38,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:38,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:45:38,778 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-16 15:45:38,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 15:45:38,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:38,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:45:38,805 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:38,806 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:45:38,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:38,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:45:38,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:45:38,817 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:45:38,817 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95723541] [2021-06-16 15:45:38,817 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [95723541] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:45:38,817 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:45:38,818 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-06-16 15:45:38,818 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236297891] [2021-06-16 15:45:38,818 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-16 15:45:38,818 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:45:38,818 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-16 15:45:38,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2021-06-16 15:45:38,819 INFO L87 Difference]: Start difference. First operand 3769 states and 9241 transitions. Second operand has 13 states, 13 states have (on average 5.615384615384615) internal successors, (73), 13 states have internal predecessors, (73), 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) [2021-06-16 15:45:39,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:45:39,399 INFO L93 Difference]: Finished difference Result 6030 states and 15489 transitions. [2021-06-16 15:45:39,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-16 15:45:39,399 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 5.615384615384615) internal successors, (73), 13 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 73 [2021-06-16 15:45:39,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:45:39,414 INFO L225 Difference]: With dead ends: 6030 [2021-06-16 15:45:39,415 INFO L226 Difference]: Without dead ends: 3624 [2021-06-16 15:45:39,415 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 371.3ms TimeCoverageRelationStatistics Valid=224, Invalid=532, Unknown=0, NotChecked=0, Total=756 [2021-06-16 15:45:39,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3624 states. [2021-06-16 15:45:39,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3624 to 3624. [2021-06-16 15:45:39,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3624 states, 3572 states have (on average 2.4812430011198208) internal successors, (8863), 3623 states have internal predecessors, (8863), 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) [2021-06-16 15:45:39,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3624 states to 3624 states and 8863 transitions. [2021-06-16 15:45:39,502 INFO L78 Accepts]: Start accepts. Automaton has 3624 states and 8863 transitions. Word has length 73 [2021-06-16 15:45:39,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:45:39,503 INFO L482 AbstractCegarLoop]: Abstraction has 3624 states and 8863 transitions. [2021-06-16 15:45:39,503 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 5.615384615384615) internal successors, (73), 13 states have internal predecessors, (73), 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) [2021-06-16 15:45:39,503 INFO L276 IsEmpty]: Start isEmpty. Operand 3624 states and 8863 transitions. [2021-06-16 15:45:39,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-06-16 15:45:39,509 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:45:39,509 INFO L472 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-16 15:45:39,509 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-16 15:45:39,509 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:45:39,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:45:39,510 INFO L82 PathProgramCache]: Analyzing trace with hash -1647605609, now seen corresponding path program 1 times [2021-06-16 15:45:39,510 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:45:39,510 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [867322362] [2021-06-16 15:45:39,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:45:39,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:45:39,591 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:39,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:45:39,592 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:39,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:45:39,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:39,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:45:39,599 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-16 15:45:39,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 15:45:39,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:39,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:45:39,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:39,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:45:39,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:39,629 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:45:39,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:45:39,630 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:45:39,630 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [867322362] [2021-06-16 15:45:39,630 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [867322362] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:45:39,630 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:45:39,630 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-16 15:45:39,630 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2077577133] [2021-06-16 15:45:39,631 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-16 15:45:39,631 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:45:39,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-16 15:45:39,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-16 15:45:39,631 INFO L87 Difference]: Start difference. First operand 3624 states and 8863 transitions. Second operand has 7 states, 7 states have (on average 10.571428571428571) internal successors, (74), 7 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:45:39,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:45:39,760 INFO L93 Difference]: Finished difference Result 5158 states and 12817 transitions. [2021-06-16 15:45:39,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 15:45:39,761 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.571428571428571) internal successors, (74), 7 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 74 [2021-06-16 15:45:39,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:45:39,769 INFO L225 Difference]: With dead ends: 5158 [2021-06-16 15:45:39,769 INFO L226 Difference]: Without dead ends: 2157 [2021-06-16 15:45:39,769 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 103.8ms TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2021-06-16 15:45:39,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2157 states. [2021-06-16 15:45:39,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2157 to 2157. [2021-06-16 15:45:39,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2157 states, 2127 states have (on average 2.516220028208745) internal successors, (5352), 2156 states have internal predecessors, (5352), 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) [2021-06-16 15:45:39,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2157 states to 2157 states and 5352 transitions. [2021-06-16 15:45:39,821 INFO L78 Accepts]: Start accepts. Automaton has 2157 states and 5352 transitions. Word has length 74 [2021-06-16 15:45:39,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:45:39,821 INFO L482 AbstractCegarLoop]: Abstraction has 2157 states and 5352 transitions. [2021-06-16 15:45:39,822 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 10.571428571428571) internal successors, (74), 7 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:45:39,822 INFO L276 IsEmpty]: Start isEmpty. Operand 2157 states and 5352 transitions. [2021-06-16 15:45:39,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-06-16 15:45:39,826 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:45:39,826 INFO L472 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-16 15:45:39,826 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-16 15:45:39,826 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:45:39,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:45:39,826 INFO L82 PathProgramCache]: Analyzing trace with hash 652496580, now seen corresponding path program 1 times [2021-06-16 15:45:39,826 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:45:39,827 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1628297874] [2021-06-16 15:45:39,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:45:39,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:45:39,976 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:39,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:45:39,977 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:39,977 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:45:39,980 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:39,980 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-16 15:45:39,985 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:39,985 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-16 15:45:39,991 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:39,992 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 15:45:40,000 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:40,001 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-16 15:45:40,014 INFO L142 QuantifierPusher]: treesize reduction 10, result has 83.3 percent of original size [2021-06-16 15:45:40,015 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-06-16 15:45:40,035 INFO L142 QuantifierPusher]: treesize reduction 26, result has 56.7 percent of original size [2021-06-16 15:45:40,036 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-16 15:45:40,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:40,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:45:40,059 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-16 15:45:40,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 15:45:40,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:40,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:45:40,084 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:40,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:45:40,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:40,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:45:40,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:45:40,095 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:45:40,095 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1628297874] [2021-06-16 15:45:40,095 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1628297874] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:45:40,096 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:45:40,096 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-06-16 15:45:40,097 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1226795952] [2021-06-16 15:45:40,097 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-16 15:45:40,097 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:45:40,097 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-16 15:45:40,097 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2021-06-16 15:45:40,098 INFO L87 Difference]: Start difference. First operand 2157 states and 5352 transitions. Second operand has 13 states, 13 states have (on average 5.846153846153846) internal successors, (76), 13 states have internal predecessors, (76), 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) [2021-06-16 15:45:40,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:45:40,476 INFO L93 Difference]: Finished difference Result 3309 states and 8691 transitions. [2021-06-16 15:45:40,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-16 15:45:40,477 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 5.846153846153846) internal successors, (76), 13 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 76 [2021-06-16 15:45:40,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:45:40,484 INFO L225 Difference]: With dead ends: 3309 [2021-06-16 15:45:40,484 INFO L226 Difference]: Without dead ends: 2032 [2021-06-16 15:45:40,485 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 268.0ms TimeCoverageRelationStatistics Valid=172, Invalid=478, Unknown=0, NotChecked=0, Total=650 [2021-06-16 15:45:40,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2032 states. [2021-06-16 15:45:40,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2032 to 2032. [2021-06-16 15:45:40,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2032 states, 2003 states have (on average 2.5282076884672993) internal successors, (5064), 2031 states have internal predecessors, (5064), 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) [2021-06-16 15:45:40,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2032 states to 2032 states and 5064 transitions. [2021-06-16 15:45:40,519 INFO L78 Accepts]: Start accepts. Automaton has 2032 states and 5064 transitions. Word has length 76 [2021-06-16 15:45:40,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:45:40,520 INFO L482 AbstractCegarLoop]: Abstraction has 2032 states and 5064 transitions. [2021-06-16 15:45:40,520 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 5.846153846153846) internal successors, (76), 13 states have internal predecessors, (76), 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) [2021-06-16 15:45:40,520 INFO L276 IsEmpty]: Start isEmpty. Operand 2032 states and 5064 transitions. [2021-06-16 15:45:40,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-06-16 15:45:40,524 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:45:40,524 INFO L472 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-16 15:45:40,524 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-16 15:45:40,524 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:45:40,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:45:40,524 INFO L82 PathProgramCache]: Analyzing trace with hash -586287120, now seen corresponding path program 1 times [2021-06-16 15:45:40,524 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:45:40,524 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1758570869] [2021-06-16 15:45:40,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:45:40,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:45:40,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:40,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:45:40,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:40,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:45:40,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:40,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-16 15:45:40,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:40,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-16 15:45:40,721 INFO L142 QuantifierPusher]: treesize reduction 9, result has 75.0 percent of original size [2021-06-16 15:45:40,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-06-16 15:45:40,738 INFO L142 QuantifierPusher]: treesize reduction 10, result has 84.1 percent of original size [2021-06-16 15:45:40,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-06-16 15:45:40,761 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:40,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-06-16 15:45:40,778 INFO L142 QuantifierPusher]: treesize reduction 37, result has 41.3 percent of original size [2021-06-16 15:45:40,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-06-16 15:45:40,794 INFO L142 QuantifierPusher]: treesize reduction 26, result has 56.7 percent of original size [2021-06-16 15:45:40,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-06-16 15:45:40,813 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-16 15:45:40,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 15:45:40,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:40,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:45:40,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:40,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:45:40,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:40,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:45:40,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:45:40,849 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:45:40,851 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1758570869] [2021-06-16 15:45:40,851 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1758570869] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:45:40,851 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:45:40,851 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-06-16 15:45:40,851 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651861981] [2021-06-16 15:45:40,852 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-16 15:45:40,852 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:45:40,852 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-16 15:45:40,852 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2021-06-16 15:45:40,852 INFO L87 Difference]: Start difference. First operand 2032 states and 5064 transitions. Second operand has 13 states, 13 states have (on average 5.923076923076923) internal successors, (77), 13 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:45:41,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:45:41,360 INFO L93 Difference]: Finished difference Result 5240 states and 13665 transitions. [2021-06-16 15:45:41,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-16 15:45:41,363 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 5.923076923076923) internal successors, (77), 13 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 77 [2021-06-16 15:45:41,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:45:41,386 INFO L225 Difference]: With dead ends: 5240 [2021-06-16 15:45:41,386 INFO L226 Difference]: Without dead ends: 3812 [2021-06-16 15:45:41,387 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 313.0ms TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2021-06-16 15:45:41,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3812 states. [2021-06-16 15:45:41,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3812 to 1952. [2021-06-16 15:45:41,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1952 states, 1927 states have (on average 2.4914374675661652) internal successors, (4801), 1951 states have internal predecessors, (4801), 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) [2021-06-16 15:45:41,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1952 states to 1952 states and 4801 transitions. [2021-06-16 15:45:41,435 INFO L78 Accepts]: Start accepts. Automaton has 1952 states and 4801 transitions. Word has length 77 [2021-06-16 15:45:41,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:45:41,436 INFO L482 AbstractCegarLoop]: Abstraction has 1952 states and 4801 transitions. [2021-06-16 15:45:41,436 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 5.923076923076923) internal successors, (77), 13 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:45:41,436 INFO L276 IsEmpty]: Start isEmpty. Operand 1952 states and 4801 transitions. [2021-06-16 15:45:41,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-06-16 15:45:41,439 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:45:41,439 INFO L472 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-16 15:45:41,439 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-16 15:45:41,439 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:45:41,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:45:41,440 INFO L82 PathProgramCache]: Analyzing trace with hash -1351211738, now seen corresponding path program 1 times [2021-06-16 15:45:41,440 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:45:41,440 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [807136218] [2021-06-16 15:45:41,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:45:41,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:45:41,520 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:41,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:45:41,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:41,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:45:41,523 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:41,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-16 15:45:41,528 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:41,528 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-06-16 15:45:41,536 INFO L142 QuantifierPusher]: treesize reduction 21, result has 68.2 percent of original size [2021-06-16 15:45:41,537 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-06-16 15:45:41,556 INFO L142 QuantifierPusher]: treesize reduction 21, result has 70.0 percent of original size [2021-06-16 15:45:41,557 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-06-16 15:45:41,578 INFO L142 QuantifierPusher]: treesize reduction 21, result has 67.2 percent of original size [2021-06-16 15:45:41,579 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-06-16 15:45:41,597 INFO L142 QuantifierPusher]: treesize reduction 21, result has 69.1 percent of original size [2021-06-16 15:45:41,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-06-16 15:45:41,620 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-16 15:45:41,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 15:45:41,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:41,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:45:41,645 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:41,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:45:41,655 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:41,655 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:45:41,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:45:41,656 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:45:41,656 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [807136218] [2021-06-16 15:45:41,656 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [807136218] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:45:41,656 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:45:41,656 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-06-16 15:45:41,656 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749090707] [2021-06-16 15:45:41,656 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-06-16 15:45:41,656 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:45:41,657 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-06-16 15:45:41,657 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2021-06-16 15:45:41,657 INFO L87 Difference]: Start difference. First operand 1952 states and 4801 transitions. Second operand has 12 states, 12 states have (on average 6.416666666666667) internal successors, (77), 12 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:45:42,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:45:42,132 INFO L93 Difference]: Finished difference Result 3024 states and 7915 transitions. [2021-06-16 15:45:42,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-16 15:45:42,133 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.416666666666667) internal successors, (77), 12 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 77 [2021-06-16 15:45:42,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:45:42,137 INFO L225 Difference]: With dead ends: 3024 [2021-06-16 15:45:42,137 INFO L226 Difference]: Without dead ends: 1716 [2021-06-16 15:45:42,137 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 394.8ms TimeCoverageRelationStatistics Valid=166, Invalid=340, Unknown=0, NotChecked=0, Total=506 [2021-06-16 15:45:42,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1716 states. [2021-06-16 15:45:42,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1716 to 1716. [2021-06-16 15:45:42,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1716 states, 1692 states have (on average 2.50709219858156) internal successors, (4242), 1715 states have internal predecessors, (4242), 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) [2021-06-16 15:45:42,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1716 states to 1716 states and 4242 transitions. [2021-06-16 15:45:42,168 INFO L78 Accepts]: Start accepts. Automaton has 1716 states and 4242 transitions. Word has length 77 [2021-06-16 15:45:42,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:45:42,169 INFO L482 AbstractCegarLoop]: Abstraction has 1716 states and 4242 transitions. [2021-06-16 15:45:42,169 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 6.416666666666667) internal successors, (77), 12 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:45:42,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1716 states and 4242 transitions. [2021-06-16 15:45:42,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-06-16 15:45:42,171 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:45:42,171 INFO L472 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-16 15:45:42,171 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-16 15:45:42,172 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:45:42,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:45:42,172 INFO L82 PathProgramCache]: Analyzing trace with hash 1258482226, now seen corresponding path program 1 times [2021-06-16 15:45:42,172 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:45:42,172 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1729117473] [2021-06-16 15:45:42,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:45:42,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:45:42,234 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:42,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:45:42,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:42,235 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:45:42,238 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-06-16 15:45:42,238 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 15:45:42,249 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:42,249 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-16 15:45:42,255 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-06-16 15:45:42,255 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:45:42,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:42,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:45:42,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:45:42,262 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:45:42,262 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1729117473] [2021-06-16 15:45:42,262 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1729117473] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:45:42,262 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:45:42,262 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-16 15:45:42,262 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472471286] [2021-06-16 15:45:42,263 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-16 15:45:42,263 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:45:42,263 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-16 15:45:42,263 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-16 15:45:42,263 INFO L87 Difference]: Start difference. First operand 1716 states and 4242 transitions. Second operand 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) [2021-06-16 15:45:42,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:45:42,338 INFO L93 Difference]: Finished difference Result 2116 states and 5092 transitions. [2021-06-16 15:45:42,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-16 15:45:42,339 INFO L78 Accepts]: Start accepts. 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) Word has length 78 [2021-06-16 15:45:42,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:45:42,341 INFO L225 Difference]: With dead ends: 2116 [2021-06-16 15:45:42,341 INFO L226 Difference]: Without dead ends: 1472 [2021-06-16 15:45:42,342 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 62.7ms TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-06-16 15:45:42,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1472 states. [2021-06-16 15:45:42,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1472 to 1472. [2021-06-16 15:45:42,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1472 states, 1448 states have (on average 2.5034530386740332) internal successors, (3625), 1471 states have internal predecessors, (3625), 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) [2021-06-16 15:45:42,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 1472 states and 3625 transitions. [2021-06-16 15:45:42,365 INFO L78 Accepts]: Start accepts. Automaton has 1472 states and 3625 transitions. Word has length 78 [2021-06-16 15:45:42,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:45:42,365 INFO L482 AbstractCegarLoop]: Abstraction has 1472 states and 3625 transitions. [2021-06-16 15:45:42,365 INFO L483 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) [2021-06-16 15:45:42,365 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 3625 transitions. [2021-06-16 15:45:42,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-06-16 15:45:42,367 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:45:42,367 INFO L472 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-16 15:45:42,367 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-06-16 15:45:42,367 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:45:42,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:45:42,368 INFO L82 PathProgramCache]: Analyzing trace with hash -83168543, now seen corresponding path program 1 times [2021-06-16 15:45:42,368 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:45:42,368 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481796926] [2021-06-16 15:45:42,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:45:42,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:45:42,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:42,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:45:42,428 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:42,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:45:42,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:42,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:45:42,434 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-06-16 15:45:42,435 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 15:45:42,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:42,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-16 15:45:42,454 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-06-16 15:45:42,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:45:42,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:42,461 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:45:42,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:45:42,462 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:45:42,462 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [481796926] [2021-06-16 15:45:42,462 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [481796926] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:45:42,462 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:45:42,462 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-16 15:45:42,462 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517761835] [2021-06-16 15:45:42,462 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-16 15:45:42,462 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:45:42,463 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-16 15:45:42,463 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-06-16 15:45:42,463 INFO L87 Difference]: Start difference. First operand 1472 states and 3625 transitions. Second operand has 7 states, 7 states have (on average 11.285714285714286) internal successors, (79), 7 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:45:42,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:45:42,559 INFO L93 Difference]: Finished difference Result 1344 states and 3021 transitions. [2021-06-16 15:45:42,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-16 15:45:42,559 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.285714285714286) internal successors, (79), 7 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 79 [2021-06-16 15:45:42,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:45:42,561 INFO L225 Difference]: With dead ends: 1344 [2021-06-16 15:45:42,561 INFO L226 Difference]: Without dead ends: 841 [2021-06-16 15:45:42,561 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 80.2ms TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2021-06-16 15:45:42,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 841 states. [2021-06-16 15:45:42,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 841 to 841. [2021-06-16 15:45:42,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 841 states, 820 states have (on average 2.2219512195121953) internal successors, (1822), 840 states have internal predecessors, (1822), 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) [2021-06-16 15:45:42,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 841 states and 1822 transitions. [2021-06-16 15:45:42,575 INFO L78 Accepts]: Start accepts. Automaton has 841 states and 1822 transitions. Word has length 79 [2021-06-16 15:45:42,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:45:42,575 INFO L482 AbstractCegarLoop]: Abstraction has 841 states and 1822 transitions. [2021-06-16 15:45:42,575 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 11.285714285714286) internal successors, (79), 7 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-16 15:45:42,575 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1822 transitions. [2021-06-16 15:45:42,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-06-16 15:45:42,576 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:45:42,577 INFO L472 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-16 15:45:42,577 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-06-16 15:45:42,577 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:45:42,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:45:42,577 INFO L82 PathProgramCache]: Analyzing trace with hash -1839717974, now seen corresponding path program 1 times [2021-06-16 15:45:42,577 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:45:42,577 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275398162] [2021-06-16 15:45:42,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:45:42,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:45:42,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:42,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:45:42,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:42,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:45:42,662 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:42,662 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-16 15:45:42,666 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:42,667 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-16 15:45:42,674 INFO L142 QuantifierPusher]: treesize reduction 10, result has 83.3 percent of original size [2021-06-16 15:45:42,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-06-16 15:45:42,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:42,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-06-16 15:45:42,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:42,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-16 15:45:42,708 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-16 15:45:42,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 15:45:42,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:42,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:45:42,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:42,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:45:42,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:42,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:45:42,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:45:42,743 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:45:42,743 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275398162] [2021-06-16 15:45:42,743 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275398162] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:45:42,743 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:45:42,743 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-06-16 15:45:42,743 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244251904] [2021-06-16 15:45:42,743 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-16 15:45:42,743 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:45:42,744 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-16 15:45:42,744 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2021-06-16 15:45:42,744 INFO L87 Difference]: Start difference. First operand 841 states and 1822 transitions. Second operand has 11 states, 11 states have (on average 7.363636363636363) internal successors, (81), 11 states have internal predecessors, (81), 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) [2021-06-16 15:45:42,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:45:42,966 INFO L93 Difference]: Finished difference Result 1251 states and 2892 transitions. [2021-06-16 15:45:42,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-16 15:45:42,966 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.363636363636363) internal successors, (81), 11 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2021-06-16 15:45:42,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:45:42,968 INFO L225 Difference]: With dead ends: 1251 [2021-06-16 15:45:42,968 INFO L226 Difference]: Without dead ends: 792 [2021-06-16 15:45:42,968 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 193.2ms TimeCoverageRelationStatistics Valid=88, Invalid=292, Unknown=0, NotChecked=0, Total=380 [2021-06-16 15:45:42,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 792 states. [2021-06-16 15:45:42,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 792 to 792. [2021-06-16 15:45:42,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 792 states, 771 states have (on average 2.252918287937743) internal successors, (1737), 791 states have internal predecessors, (1737), 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) [2021-06-16 15:45:42,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 792 states and 1737 transitions. [2021-06-16 15:45:42,982 INFO L78 Accepts]: Start accepts. Automaton has 792 states and 1737 transitions. Word has length 81 [2021-06-16 15:45:42,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:45:42,982 INFO L482 AbstractCegarLoop]: Abstraction has 792 states and 1737 transitions. [2021-06-16 15:45:42,982 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 7.363636363636363) internal successors, (81), 11 states have internal predecessors, (81), 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) [2021-06-16 15:45:42,982 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 1737 transitions. [2021-06-16 15:45:42,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-06-16 15:45:42,983 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:45:42,983 INFO L472 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-16 15:45:42,983 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-06-16 15:45:42,983 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:45:42,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:45:42,984 INFO L82 PathProgramCache]: Analyzing trace with hash 105928322, now seen corresponding path program 2 times [2021-06-16 15:45:42,984 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:45:42,984 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1129948242] [2021-06-16 15:45:42,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:45:43,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:45:43,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:43,077 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:45:43,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:43,078 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:45:43,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:43,080 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-16 15:45:43,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:43,085 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-06-16 15:45:43,092 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:43,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 15:45:43,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:43,103 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-06-16 15:45:43,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:43,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 15:45:43,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:43,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-06-16 15:45:43,144 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:43,145 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-06-16 15:45:43,158 INFO L142 QuantifierPusher]: treesize reduction 21, result has 70.8 percent of original size [2021-06-16 15:45:43,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-06-16 15:45:43,185 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-06-16 15:45:43,185 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-06-16 15:45:43,200 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:43,201 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:45:43,209 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:43,210 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:45:43,219 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:43,220 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:45:43,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:45:43,220 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:45:43,220 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1129948242] [2021-06-16 15:45:43,220 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1129948242] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:45:43,220 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:45:43,220 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-06-16 15:45:43,221 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [915686400] [2021-06-16 15:45:43,221 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-16 15:45:43,221 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:45:43,221 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-16 15:45:43,221 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2021-06-16 15:45:43,221 INFO L87 Difference]: Start difference. First operand 792 states and 1737 transitions. Second operand has 14 states, 14 states have (on average 5.785714285714286) internal successors, (81), 14 states have internal predecessors, (81), 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) [2021-06-16 15:45:43,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:45:43,511 INFO L93 Difference]: Finished difference Result 1205 states and 2828 transitions. [2021-06-16 15:45:43,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-16 15:45:43,512 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.785714285714286) internal successors, (81), 14 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2021-06-16 15:45:43,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:45:43,513 INFO L225 Difference]: With dead ends: 1205 [2021-06-16 15:45:43,513 INFO L226 Difference]: Without dead ends: 675 [2021-06-16 15:45:43,513 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 270.4ms TimeCoverageRelationStatistics Valid=135, Invalid=285, Unknown=0, NotChecked=0, Total=420 [2021-06-16 15:45:43,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 675 states. [2021-06-16 15:45:43,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 675 to 646. [2021-06-16 15:45:43,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 646 states, 628 states have (on average 2.3837579617834397) internal successors, (1497), 645 states have internal predecessors, (1497), 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) [2021-06-16 15:45:43,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 646 states and 1497 transitions. [2021-06-16 15:45:43,523 INFO L78 Accepts]: Start accepts. Automaton has 646 states and 1497 transitions. Word has length 81 [2021-06-16 15:45:43,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:45:43,524 INFO L482 AbstractCegarLoop]: Abstraction has 646 states and 1497 transitions. [2021-06-16 15:45:43,524 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 5.785714285714286) internal successors, (81), 14 states have internal predecessors, (81), 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) [2021-06-16 15:45:43,524 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 1497 transitions. [2021-06-16 15:45:43,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-06-16 15:45:43,525 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:45:43,525 INFO L472 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-16 15:45:43,525 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-06-16 15:45:43,525 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:45:43,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:45:43,525 INFO L82 PathProgramCache]: Analyzing trace with hash 1725281824, now seen corresponding path program 3 times [2021-06-16 15:45:43,525 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:45:43,525 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435084258] [2021-06-16 15:45:43,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:45:43,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:45:43,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:43,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:45:43,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:43,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:45:43,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:43,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:45:43,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:43,599 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:45:43,602 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-06-16 15:45:43,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-06-16 15:45:43,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:43,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-06-16 15:45:43,620 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-06-16 15:45:43,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-06-16 15:45:43,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:43,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:45:43,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:45:43,628 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:45:43,628 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [435084258] [2021-06-16 15:45:43,628 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [435084258] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:45:43,628 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:45:43,628 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-16 15:45:43,628 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [326191974] [2021-06-16 15:45:43,628 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-16 15:45:43,628 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:45:43,629 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-16 15:45:43,629 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-16 15:45:43,629 INFO L87 Difference]: Start difference. First operand 646 states and 1497 transitions. Second operand has 8 states, 8 states have (on average 10.125) internal successors, (81), 8 states have internal predecessors, (81), 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) [2021-06-16 15:45:43,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:45:43,731 INFO L93 Difference]: Finished difference Result 442 states and 880 transitions. [2021-06-16 15:45:43,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-16 15:45:43,731 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.125) internal successors, (81), 8 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2021-06-16 15:45:43,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:45:43,732 INFO L225 Difference]: With dead ends: 442 [2021-06-16 15:45:43,732 INFO L226 Difference]: Without dead ends: 274 [2021-06-16 15:45:43,732 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 86.5ms TimeCoverageRelationStatistics Valid=61, Invalid=149, Unknown=0, NotChecked=0, Total=210 [2021-06-16 15:45:43,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2021-06-16 15:45:43,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 274. [2021-06-16 15:45:43,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 274 states, 265 states have (on average 1.8150943396226416) internal successors, (481), 273 states have internal predecessors, (481), 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) [2021-06-16 15:45:43,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 274 states and 481 transitions. [2021-06-16 15:45:43,736 INFO L78 Accepts]: Start accepts. Automaton has 274 states and 481 transitions. Word has length 81 [2021-06-16 15:45:43,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:45:43,736 INFO L482 AbstractCegarLoop]: Abstraction has 274 states and 481 transitions. [2021-06-16 15:45:43,736 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 10.125) internal successors, (81), 8 states have internal predecessors, (81), 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) [2021-06-16 15:45:43,736 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 481 transitions. [2021-06-16 15:45:43,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-06-16 15:45:43,737 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:45:43,737 INFO L472 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-16 15:45:43,737 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-06-16 15:45:43,737 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:45:43,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:45:43,737 INFO L82 PathProgramCache]: Analyzing trace with hash -1790522305, now seen corresponding path program 1 times [2021-06-16 15:45:43,737 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:45:43,738 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785793215] [2021-06-16 15:45:43,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:45:43,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-16 15:45:43,821 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-16 15:45:43,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-06-16 15:45:43,875 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-06-16 15:45:43,907 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-06-16 15:45:43,907 INFO L573 BasicCegarLoop]: Counterexample might be feasible [2021-06-16 15:45:43,907 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-06-16 15:45:43,907 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE (2/3) [2021-06-16 15:45:43,909 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-06-16 15:45:43,909 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-16 15:45:43,909 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-16 15:45:43,909 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-16 15:45:43,909 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-16 15:45:43,909 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-16 15:45:43,909 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-16 15:45:43,909 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-16 15:45:43,909 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == P0Thread1of1ForFork2======== [2021-06-16 15:45:45,314 INFO L276 IsEmpty]: Start isEmpty. Operand has 16159 states, 14149 states have (on average 2.540956958088911) internal successors, (35952), 16158 states have internal predecessors, (35952), 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) [2021-06-16 15:45:45,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-06-16 15:45:45,314 INFO L464 BasicCegarLoop]: Found error trace [2021-06-16 15:45:45,314 INFO L472 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-06-16 15:45:45,314 INFO L430 AbstractCegarLoop]: === Iteration 1 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-16 15:45:45,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-16 15:45:45,315 INFO L82 PathProgramCache]: Analyzing trace with hash 2090399406, now seen corresponding path program 1 times [2021-06-16 15:45:45,315 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-16 15:45:45,315 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317897136] [2021-06-16 15:45:45,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-16 15:45:45,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-16 15:45:45,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:45,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-06-16 15:45:45,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-06-16 15:45:45,340 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-06-16 15:45:45,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-16 15:45:45,342 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-16 15:45:45,342 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [317897136] [2021-06-16 15:45:45,342 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [317897136] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-16 15:45:45,342 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-16 15:45:45,342 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-16 15:45:45,342 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405577742] [2021-06-16 15:45:45,342 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-16 15:45:45,342 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-16 15:45:45,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-16 15:45:45,343 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-16 15:45:45,365 INFO L87 Difference]: Start difference. First operand has 16159 states, 14149 states have (on average 2.540956958088911) internal successors, (35952), 16158 states have internal predecessors, (35952), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 21.0) internal successors, (42), 3 states have internal predecessors, (42), 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) [2021-06-16 15:45:45,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-06-16 15:45:45,453 INFO L93 Difference]: Finished difference Result 13856 states and 30070 transitions. [2021-06-16 15:45:45,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-16 15:45:45,454 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 21.0) internal successors, (42), 3 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 42 [2021-06-16 15:45:45,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-06-16 15:45:45,454 INFO L225 Difference]: With dead ends: 13856 [2021-06-16 15:45:45,454 INFO L226 Difference]: Without dead ends: 0 [2021-06-16 15:45:45,454 INFO L728 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-16 15:45:45,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-06-16 15:45:45,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-06-16 15:45:45,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2021-06-16 15:45:45,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-06-16 15:45:45,455 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 42 [2021-06-16 15:45:45,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-06-16 15:45:45,455 INFO L482 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-06-16 15:45:45,455 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 21.0) internal successors, (42), 3 states have internal predecessors, (42), 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) [2021-06-16 15:45:45,455 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-06-16 15:45:45,455 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-06-16 15:45:45,455 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-06-16 15:45:45,455 INFO L301 ceAbstractionStarter]: Result for error location P0Thread1of1ForFork2 was SAFE (3/3) [2021-06-16 15:45:45,456 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-16 15:45:45,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.06 03:45:45 BasicIcfg [2021-06-16 15:45:45,593 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-16 15:45:45,594 INFO L168 Benchmark]: Toolchain (without parser) took 14965.42 ms. Allocated memory was 218.1 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 180.6 MB in the beginning and 705.0 MB in the end (delta: -524.3 MB). Peak memory consumption was 610.8 MB. Max. memory is 8.0 GB. [2021-06-16 15:45:45,594 INFO L168 Benchmark]: CDTParser took 0.46 ms. Allocated memory is still 218.1 MB. Free memory is still 199.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-16 15:45:45,594 INFO L168 Benchmark]: CACSL2BoogieTranslator took 549.71 ms. Allocated memory is still 218.1 MB. Free memory was 180.4 MB in the beginning and 173.9 MB in the end (delta: 6.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-06-16 15:45:45,594 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.30 ms. Allocated memory is still 218.1 MB. Free memory was 173.9 MB in the beginning and 170.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-06-16 15:45:45,594 INFO L168 Benchmark]: Boogie Preprocessor took 44.23 ms. Allocated memory is still 218.1 MB. Free memory was 170.9 MB in the beginning and 167.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-06-16 15:45:45,594 INFO L168 Benchmark]: RCFGBuilder took 2284.51 ms. Allocated memory was 218.1 MB in the beginning and 262.1 MB in the end (delta: 44.0 MB). Free memory was 167.7 MB in the beginning and 159.6 MB in the end (delta: 8.1 MB). Peak memory consumption was 123.4 MB. Max. memory is 8.0 GB. [2021-06-16 15:45:45,594 INFO L168 Benchmark]: TraceAbstraction took 12013.10 ms. Allocated memory was 262.1 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 159.6 MB in the beginning and 705.0 MB in the end (delta: -545.3 MB). Peak memory consumption was 545.2 MB. Max. memory is 8.0 GB. [2021-06-16 15:45:45,595 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 ms. Allocated memory is still 218.1 MB. Free memory is still 199.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 549.71 ms. Allocated memory is still 218.1 MB. Free memory was 180.4 MB in the beginning and 173.9 MB in the end (delta: 6.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 69.30 ms. Allocated memory is still 218.1 MB. Free memory was 173.9 MB in the beginning and 170.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 44.23 ms. Allocated memory is still 218.1 MB. Free memory was 170.9 MB in the beginning and 167.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 2284.51 ms. Allocated memory was 218.1 MB in the beginning and 262.1 MB in the end (delta: 44.0 MB). Free memory was 167.7 MB in the beginning and 159.6 MB in the end (delta: 8.1 MB). Peak memory consumption was 123.4 MB. Max. memory is 8.0 GB. * TraceAbstraction took 12013.10 ms. Allocated memory was 262.1 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 159.6 MB in the beginning and 705.0 MB in the end (delta: -545.3 MB). Peak memory consumption was 545.2 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 64823, positive: 57885, positive conditional: 57885, positive unconditional: 0, negative: 6938, negative conditional: 6938, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 62961, positive: 57885, positive conditional: 0, positive unconditional: 57885, negative: 5076, negative conditional: 0, negative unconditional: 5076, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1159, positive: 1111, positive conditional: 0, positive unconditional: 1111, negative: 48, negative conditional: 0, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1159, positive: 1108, positive conditional: 0, positive unconditional: 1108, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 48, negative conditional: 0, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 694, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 690, negative conditional: 0, negative unconditional: 690, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 62961, positive: 56774, positive conditional: 0, positive unconditional: 56774, negative: 5028, negative conditional: 0, negative unconditional: 5028, unknown: 1159, unknown conditional: 0, unknown unconditional: 1159] , Statistics on independence cache: Total cache size (in pairs): 1159, Positive cache size: 1111, Positive conditional cache size: 0, Positive unconditional cache size: 1111, Negative cache size: 48, Negative conditional cache size: 0, Negative unconditional cache size: 48, Independence queries for same thread: 1862 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 64823, positive: 57885, positive conditional: 57885, positive unconditional: 0, negative: 6938, negative conditional: 6938, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 62961, positive: 57885, positive conditional: 0, positive unconditional: 57885, negative: 5076, negative conditional: 0, negative unconditional: 5076, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1159, positive: 1111, positive conditional: 0, positive unconditional: 1111, negative: 48, negative conditional: 0, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1159, positive: 1108, positive conditional: 0, positive unconditional: 1108, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 48, negative conditional: 0, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 605, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 602, negative conditional: 0, negative unconditional: 602, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 62961, positive: 56774, positive conditional: 0, positive unconditional: 56774, negative: 5028, negative conditional: 0, negative unconditional: 5028, unknown: 1159, unknown conditional: 0, unknown unconditional: 1159] , Statistics on independence cache: Total cache size (in pairs): 1159, Positive cache size: 1111, Positive conditional cache size: 0, Positive unconditional cache size: 1111, Negative cache size: 48, Negative conditional cache size: 0, Negative unconditional cache size: 48, Independence queries for same thread: 1862 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 64823, positive: 57885, positive conditional: 57885, positive unconditional: 0, negative: 6938, negative conditional: 6938, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 62961, positive: 57885, positive conditional: 0, positive unconditional: 57885, negative: 5076, negative conditional: 0, negative unconditional: 5076, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1159, positive: 1111, positive conditional: 0, positive unconditional: 1111, negative: 48, negative conditional: 0, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1159, positive: 1108, positive conditional: 0, positive unconditional: 1108, negative: 51, negative conditional: 0, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 51, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 48, negative conditional: 0, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 531, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 528, negative conditional: 0, negative unconditional: 528, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 62961, positive: 56774, positive conditional: 0, positive unconditional: 56774, negative: 5028, negative conditional: 0, negative unconditional: 5028, unknown: 1159, unknown conditional: 0, unknown unconditional: 1159] , Statistics on independence cache: Total cache size (in pairs): 1159, Positive cache size: 1111, Positive conditional cache size: 0, Positive unconditional cache size: 1111, Negative cache size: 48, Negative conditional cache size: 0, Negative unconditional cache size: 48, Independence queries for same thread: 1862 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - 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_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0] [L713] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0] [L715] 0 int __unbuffered_p2_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0] [L716] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0] [L717] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0] [L719] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L721] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L722] 0 _Bool y$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0] [L723] 0 int y$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0] [L724] 0 _Bool y$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0] [L725] 0 _Bool y$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$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$r_buff0_thd1=0] [L726] 0 _Bool y$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=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$r_buff0_thd2=0] [L727] 0 _Bool y$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=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] [L728] 0 _Bool y$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$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] [L729] 0 _Bool y$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$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$r_buff1_thd1=0] [L730] 0 _Bool y$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=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$r_buff1_thd2=0] [L731] 0 _Bool y$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=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] [L732] 0 _Bool y$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$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] [L733] 0 int *y$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$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$read_delayed_var={0:0}] [L734] 0 int y$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=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$w_buff0=0] [L735] 0 _Bool y$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=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] [L736] 0 int y$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$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] [L737] 0 _Bool y$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$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] [L738] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$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] [L739] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L846] 0 pthread_t t1861; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L847] FCALL, FORK 0 pthread_create(&t1861, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L848] 0 pthread_t t1862; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L743] 1 y$w_buff1 = y$w_buff0 [L744] 1 y$w_buff0 = 2 [L745] 1 y$w_buff1_used = y$w_buff0_used [L746] 1 y$w_buff0_used = (_Bool)1 [L18] COND FALSE 1 !(!expression) [L748] 1 y$r_buff1_thd0 = y$r_buff0_thd0 [L749] 1 y$r_buff1_thd1 = y$r_buff0_thd1 [L750] 1 y$r_buff1_thd2 = y$r_buff0_thd2 [L751] 1 y$r_buff1_thd3 = y$r_buff0_thd3 [L752] 1 y$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L755] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L849] FCALL, FORK 0 pthread_create(&t1862, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L850] 0 pthread_t t1863; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L772] 2 __unbuffered_p1_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L775] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L851] FCALL, FORK 0 pthread_create(&t1863, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L792] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L793] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L794] 3 y$flush_delayed = weak$$choice2 [L795] 3 y$mem_tmp = y [L796] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff1) [L796] 3 y = !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff1) [L797] EXPR 3 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0)) [L797] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0) [L797] EXPR 3 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0)) [L797] 3 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0)) [L798] EXPR 3 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1)) [L798] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1) [L798] EXPR 3 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1)) [L798] 3 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1)) [L799] EXPR 3 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used)) [L799] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used) [L799] EXPR 3 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used)) [L799] 3 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used)) [L800] EXPR 3 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L800] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L800] EXPR 3 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L800] 3 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L801] EXPR 3 weak$$choice2 ? y$r_buff0_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3)) [L801] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3) [L801] EXPR 3 weak$$choice2 ? y$r_buff0_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3)) [L801] 3 y$r_buff0_thd3 = weak$$choice2 ? y$r_buff0_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3)) [L802] EXPR 3 weak$$choice2 ? y$r_buff1_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L802] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L802] EXPR 3 weak$$choice2 ? y$r_buff1_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L802] 3 y$r_buff1_thd3 = weak$$choice2 ? y$r_buff1_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L803] 3 __unbuffered_p2_EAX = y [L804] EXPR 3 y$flush_delayed ? y$mem_tmp : y [L804] 3 y = y$flush_delayed ? y$mem_tmp : y [L805] 3 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=1, y$r_buff0_thd0=0, y$r_buff0_thd1=1, 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$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L778] 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) [L778] EXPR 2 y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y [L778] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L778] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L779] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L779] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L780] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L780] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L781] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L781] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L782] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L782] 2 y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L785] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=1, y$r_buff0_thd0=0, y$r_buff0_thd1=1, 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$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L808] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L809] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L810] 3 y$flush_delayed = weak$$choice2 [L811] 3 y$mem_tmp = y [L812] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff1) [L812] 3 y = !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff1) [L813] EXPR 3 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0)) [L813] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0) [L813] EXPR 3 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0)) [L813] 3 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0)) [L814] EXPR 3 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1)) [L814] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1) [L814] EXPR 3 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1)) [L814] 3 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1)) [L815] EXPR 3 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used)) [L815] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used) [L815] EXPR 3 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used)) [L815] 3 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used)) [L816] EXPR 3 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L816] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L816] EXPR 3 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L816] 3 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L817] EXPR 3 weak$$choice2 ? y$r_buff0_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3)) [L817] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3) [L817] EXPR 3 weak$$choice2 ? y$r_buff0_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3)) [L817] 3 y$r_buff0_thd3 = weak$$choice2 ? y$r_buff0_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3)) [L818] EXPR 3 weak$$choice2 ? y$r_buff1_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L818] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L818] EXPR 3 weak$$choice2 ? y$r_buff1_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L818] 3 y$r_buff1_thd3 = weak$$choice2 ? y$r_buff1_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L819] 3 __unbuffered_p2_EBX = y [L820] EXPR 3 y$flush_delayed ? y$mem_tmp : y [L820] 3 y = y$flush_delayed ? y$mem_tmp : y [L821] 3 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=1, y$r_buff0_thd0=0, y$r_buff0_thd1=1, 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=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L824] 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) [L824] EXPR 3 y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y [L824] 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) [L824] 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) [L825] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L825] 3 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L826] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L826] 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 [L827] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L827] 3 y$r_buff0_thd3 = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L828] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L828] 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 [L758] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y) [L758] 1 y = y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y) [L759] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used [L759] 1 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used [L760] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used [L760] 1 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used [L761] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1 [L761] 1 y$r_buff0_thd1 = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1 [L762] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1 [L762] 1 y$r_buff1_thd1 = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1 [L765] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=1, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L831] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=3, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=1, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L853] 0 main$tmp_guard0 = __unbuffered_cnt == 3 VAL [__unbuffered_cnt=3, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=1, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L3] COND FALSE 0 !(!cond) VAL [__unbuffered_cnt=3, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=1, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L857] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L857] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L857] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L857] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L858] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L858] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L859] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L859] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L860] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L860] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L861] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L861] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L864] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L865] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L866] 0 y$flush_delayed = weak$$choice2 [L867] 0 y$mem_tmp = y [L868] EXPR 0 !y$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) [L868] 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) [L869] EXPR 0 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L869] 0 y$w_buff0 = weak$$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)) [L870] EXPR 0 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L870] 0 y$w_buff1 = weak$$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)) [L871] EXPR 0 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L871] 0 y$w_buff0_used = weak$$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)) [L872] EXPR 0 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L872] 0 y$w_buff1_used = weak$$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)) [L873] EXPR 0 weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L873] 0 y$r_buff0_thd0 = weak$$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)) [L874] EXPR 0 weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L874] 0 y$r_buff1_thd0 = weak$$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$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L875] 0 main$tmp_guard1 = !(y == 2 && __unbuffered_p1_EAX == 1 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 1) [L876] EXPR 0 y$flush_delayed ? y$mem_tmp : y [L876] 0 y = y$flush_delayed ? y$mem_tmp : y [L877] 0 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=3, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=1, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=1, 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$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L18] COND TRUE 0 !expression VAL [__unbuffered_cnt=3, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=1, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=1, 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$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L18] 0 reach_error() VAL [__unbuffered_cnt=3, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=1, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=1, 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$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P0 with 1 thread instances CFG has 7 procedures, 134 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1781.1ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 83.9ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1694.6ms, PartialOrderReductionTime: 1686.7ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=16159occurred in iteration=0, InterpolantAutomatonStates: 0, 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: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 134 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 8445.2ms, OverallIterations: 13, TraceHistogramMax: 1, EmptinessCheckTime: 93.5ms, AutomataDifference: 3437.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1469.8ms, PartialOrderReductionTime: 1468.1ms, HoareTripleCheckerStatistics: 1484 SDtfs, 2643 SDslu, 6606 SDs, 0 SdLazy, 1318 SolverSat, 280 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1115.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 213 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 189 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 527 ImplicationChecksByTransitivity, 2293.4ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=16159occurred in iteration=0, InterpolantAutomatonStates: 148, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 583.1ms AutomataMinimizationTime, 12 MinimizatonAttempts, 1889 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 53.2ms SsaConstructionTime, 807.3ms SatisfiabilityAnalysisTime, 1743.5ms InterpolantComputationTime, 999 NumberOfCodeBlocks, 999 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 904 ConstructedInterpolants, 0 QuantifiedInterpolants, 5877 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P0Thread1of1ForFork2 with 1 thread instances CFG has 7 procedures, 134 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1546.4ms, OverallIterations: 1, TraceHistogramMax: 1, EmptinessCheckTime: 25.6ms, AutomataDifference: 111.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1379.3ms, PartialOrderReductionTime: 1378.2ms, HoareTripleCheckerStatistics: 93 SDtfs, 47 SDslu, 73 SDs, 0 SdLazy, 15 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 29.2ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=16159occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 0.7ms AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.9ms SsaConstructionTime, 2.2ms SatisfiabilityAnalysisTime, 18.8ms InterpolantComputationTime, 42 NumberOfCodeBlocks, 42 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 41 ConstructedInterpolants, 0 QuantifiedInterpolants, 67 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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...