/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/mix002_power.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-09 21:55:29,362 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-09 21:55:29,365 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-09 21:55:29,396 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-09 21:55:29,397 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-09 21:55:29,398 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-09 21:55:29,399 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-09 21:55:29,406 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-09 21:55:29,407 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-09 21:55:29,408 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-09 21:55:29,409 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-09 21:55:29,414 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-09 21:55:29,415 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-09 21:55:29,415 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-09 21:55:29,433 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-09 21:55:29,433 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-09 21:55:29,434 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-09 21:55:29,434 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-09 21:55:29,436 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-09 21:55:29,437 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-09 21:55:29,438 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-09 21:55:29,443 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-09 21:55:29,444 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-09 21:55:29,445 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-09 21:55:29,447 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-09 21:55:29,447 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-09 21:55:29,447 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-09 21:55:29,448 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-09 21:55:29,449 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-09 21:55:29,450 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-09 21:55:29,450 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-09 21:55:29,451 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-09 21:55:29,451 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-09 21:55:29,452 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-09 21:55:29,460 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-09 21:55:29,460 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-09 21:55:29,461 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-09 21:55:29,461 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-09 21:55:29,462 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-09 21:55:29,464 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-09 21:55:29,464 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-09 21:55:29,468 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 [2021-07-09 21:55:29,503 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-09 21:55:29,503 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-09 21:55:29,506 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-09 21:55:29,506 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-09 21:55:29,506 INFO L138 SettingsManager]: * Use SBE=true [2021-07-09 21:55:29,507 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-09 21:55:29,507 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-09 21:55:29,507 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-09 21:55:29,507 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-09 21:55:29,507 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-09 21:55:29,508 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-09 21:55:29,508 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-09 21:55:29,508 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-09 21:55:29,508 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-09 21:55:29,508 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-09 21:55:29,509 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-09 21:55:29,509 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-09 21:55:29,509 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-09 21:55:29,509 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-09 21:55:29,509 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-09 21:55:29,509 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-09 21:55:29,509 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-09 21:55:29,510 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-09 21:55:29,510 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-09 21:55:29,510 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-09 21:55:29,510 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-09 21:55:29,510 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-09 21:55:29,511 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-09 21:55:29,511 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-09 21:55:29,511 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-07-09 21:55:29,511 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-09 21:55:29,824 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-09 21:55:29,847 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-09 21:55:29,849 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-09 21:55:29,850 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-09 21:55:29,851 INFO L275 PluginConnector]: CDTParser initialized [2021-07-09 21:55:29,852 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix002_power.oepc.i [2021-07-09 21:55:29,910 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2f517f04/a4c5a18e6e154177bd1722eb59c94f59/FLAGcf7983e68 [2021-07-09 21:55:30,460 INFO L306 CDTParser]: Found 1 translation units. [2021-07-09 21:55:30,460 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix002_power.oepc.i [2021-07-09 21:55:30,472 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2f517f04/a4c5a18e6e154177bd1722eb59c94f59/FLAGcf7983e68 [2021-07-09 21:55:30,938 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2f517f04/a4c5a18e6e154177bd1722eb59c94f59 [2021-07-09 21:55:30,942 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-09 21:55:30,944 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-09 21:55:30,946 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-09 21:55:30,946 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-09 21:55:30,952 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-09 21:55:30,952 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.07 09:55:30" (1/1) ... [2021-07-09 21:55:30,953 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30b14f58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 09:55:30, skipping insertion in model container [2021-07-09 21:55:30,954 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.07 09:55:30" (1/1) ... [2021-07-09 21:55:30,960 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-09 21:55:30,996 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-09 21:55:31,116 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/mix002_power.oepc.i[951,964] [2021-07-09 21:55:31,384 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-09 21:55:31,391 INFO L203 MainTranslator]: Completed pre-run [2021-07-09 21:55:31,401 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/mix002_power.oepc.i[951,964] [2021-07-09 21:55:31,431 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-09 21:55:31,471 INFO L208 MainTranslator]: Completed translation [2021-07-09 21:55:31,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 09:55:31 WrapperNode [2021-07-09 21:55:31,472 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-09 21:55:31,473 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-09 21:55:31,474 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-09 21:55:31,474 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-09 21:55:31,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 09:55:31" (1/1) ... [2021-07-09 21:55:31,502 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 09:55:31" (1/1) ... [2021-07-09 21:55:31,530 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-09 21:55:31,531 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-09 21:55:31,531 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-09 21:55:31,531 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-09 21:55:31,538 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 09:55:31" (1/1) ... [2021-07-09 21:55:31,538 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 09:55:31" (1/1) ... [2021-07-09 21:55:31,542 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 09:55:31" (1/1) ... [2021-07-09 21:55:31,542 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 09:55:31" (1/1) ... [2021-07-09 21:55:31,550 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 09:55:31" (1/1) ... [2021-07-09 21:55:31,553 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 09:55:31" (1/1) ... [2021-07-09 21:55:31,556 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 09:55:31" (1/1) ... [2021-07-09 21:55:31,560 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-09 21:55:31,560 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-09 21:55:31,561 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-09 21:55:31,561 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-09 21:55:31,561 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 09:55:31" (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 [2021-07-09 21:55:31,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-09 21:55:31,636 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-09 21:55:31,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-09 21:55:31,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-09 21:55:31,637 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-09 21:55:31,637 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-09 21:55:31,638 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-09 21:55:31,638 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-09 21:55:31,638 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-09 21:55:31,638 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-09 21:55:31,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-09 21:55:31,638 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-09 21:55:31,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-09 21:55:31,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-09 21:55:31,640 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-09 21:55:33,524 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-09 21:55:33,525 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-07-09 21:55:33,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.07 09:55:33 BoogieIcfgContainer [2021-07-09 21:55:33,527 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-09 21:55:33,528 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-09 21:55:33,528 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-09 21:55:33,530 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-09 21:55:33,531 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.07 09:55:30" (1/3) ... [2021-07-09 21:55:33,531 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37c4db0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.07 09:55:33, skipping insertion in model container [2021-07-09 21:55:33,531 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 09:55:31" (2/3) ... [2021-07-09 21:55:33,532 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37c4db0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.07 09:55:33, skipping insertion in model container [2021-07-09 21:55:33,532 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.07 09:55:33" (3/3) ... [2021-07-09 21:55:33,533 INFO L111 eAbstractionObserver]: Analyzing ICFG mix002_power.oepc.i [2021-07-09 21:55:33,538 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-09 21:55:33,538 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-09 21:55:33,538 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-07-09 21:55:33,539 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-09 21:55:33,572 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,572 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,572 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,572 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,573 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,573 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,573 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,573 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,573 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,573 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,574 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,574 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,574 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,574 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,574 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,574 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,575 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,575 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,575 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,575 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,575 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,575 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,575 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,576 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,576 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,576 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,576 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,576 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,576 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,576 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,577 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,577 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,577 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,577 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,578 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,578 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,578 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,578 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,578 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,578 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,578 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,578 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,579 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,579 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,579 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,579 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,579 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,579 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,579 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,584 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,584 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,584 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,584 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,584 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,584 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,585 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,585 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,585 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,585 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,585 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,586 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,586 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,586 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,586 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,586 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,586 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,586 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,586 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,587 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,587 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,587 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,587 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,587 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,587 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,587 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,587 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,587 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,587 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,587 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,588 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,588 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,588 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,588 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,588 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,588 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,588 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,588 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,589 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,589 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,589 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,589 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,589 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,589 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,589 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,589 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,589 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,590 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,590 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,590 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,590 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,590 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,590 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,590 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,590 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,590 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,591 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,592 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,593 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,593 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,593 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,593 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,593 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,593 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,593 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,593 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,593 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,594 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,594 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,594 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,594 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,594 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,594 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,594 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,594 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,594 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,595 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,595 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,595 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,595 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,595 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,595 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,595 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,595 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,595 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,595 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,596 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,596 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,596 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,596 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,596 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,596 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,596 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,596 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,596 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,598 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,598 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,599 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,599 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,599 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,599 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,599 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,599 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,600 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,600 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,600 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,600 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,600 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,600 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,600 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,601 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,601 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,601 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,603 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,603 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,603 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,603 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,603 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,603 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,604 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,604 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,604 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,604 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,604 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,604 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,604 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,604 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,604 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,605 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,605 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,605 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,605 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,605 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,605 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,605 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,605 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,605 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,606 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,606 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,606 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,606 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,606 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,606 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,606 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,606 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,607 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,608 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,609 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,609 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,609 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,609 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,609 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,609 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,609 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,609 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,610 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,610 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,610 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,611 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,611 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,611 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,611 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,612 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,612 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,612 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,612 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,612 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,612 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 21:55:33,613 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-09 21:55:33,632 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-07-09 21:55:33,647 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-09 21:55:33,648 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-09 21:55:33,648 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-09 21:55:33,648 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-09 21:55:33,648 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-09 21:55:33,648 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-09 21:55:33,648 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-09 21:55:33,648 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-09 21:55:35,116 INFO L276 IsEmpty]: Start isEmpty. Operand has 15071 states, 13396 states have (on average 2.0563601074947746) internal successors, (27547), 15070 states have internal predecessors, (27547), 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) [2021-07-09 21:55:35,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-07-09 21:55:35,209 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 21:55:35,210 INFO L508 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] [2021-07-09 21:55:35,211 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 21:55:35,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 21:55:35,216 INFO L82 PathProgramCache]: Analyzing trace with hash 1513819738, now seen corresponding path program 1 times [2021-07-09 21:55:35,223 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 21:55:35,224 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1546878969] [2021-07-09 21:55:35,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 21:55:35,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 21:55:35,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:55:35,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 21:55:35,668 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:55:35,669 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 21:55:35,684 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size [2021-07-09 21:55:35,687 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-09 21:55:35,707 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-07-09 21:55:35,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-09 21:55:35,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:55:35,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-09 21:55:35,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:55:35,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-09 21:55:35,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:55:35,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 21:55:35,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 21:55:35,765 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 21:55:35,766 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1546878969] [2021-07-09 21:55:35,767 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1546878969] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 21:55:35,767 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 21:55:35,767 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-09 21:55:35,768 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1354007195] [2021-07-09 21:55:35,771 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-09 21:55:35,771 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 21:55:35,784 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-09 21:55:35,784 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-07-09 21:55:35,818 INFO L87 Difference]: Start difference. First operand has 15071 states, 13396 states have (on average 2.0563601074947746) internal successors, (27547), 15070 states have internal predecessors, (27547), 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 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 7 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) [2021-07-09 21:55:36,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 21:55:36,194 INFO L93 Difference]: Finished difference Result 16853 states and 31647 transitions. [2021-07-09 21:55:36,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-09 21:55:36,196 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 7 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 [2021-07-09 21:55:36,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 21:55:36,275 INFO L225 Difference]: With dead ends: 16853 [2021-07-09 21:55:36,275 INFO L226 Difference]: Without dead ends: 7486 [2021-07-09 21:55:36,276 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 119.7ms TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-07-09 21:55:36,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7486 states. [2021-07-09 21:55:36,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7486 to 7486. [2021-07-09 21:55:36,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7486 states, 7387 states have (on average 2.257343982672262) internal successors, (16675), 7485 states have internal predecessors, (16675), 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) [2021-07-09 21:55:36,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7486 states to 7486 states and 16675 transitions. [2021-07-09 21:55:36,708 INFO L78 Accepts]: Start accepts. Automaton has 7486 states and 16675 transitions. Word has length 73 [2021-07-09 21:55:36,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 21:55:36,709 INFO L482 AbstractCegarLoop]: Abstraction has 7486 states and 16675 transitions. [2021-07-09 21:55:36,710 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 7 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) [2021-07-09 21:55:36,710 INFO L276 IsEmpty]: Start isEmpty. Operand 7486 states and 16675 transitions. [2021-07-09 21:55:36,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-07-09 21:55:36,720 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 21:55:36,720 INFO L508 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] [2021-07-09 21:55:36,721 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-09 21:55:36,721 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 21:55:36,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 21:55:36,722 INFO L82 PathProgramCache]: Analyzing trace with hash -1929791367, now seen corresponding path program 1 times [2021-07-09 21:55:36,722 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 21:55:36,722 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948465437] [2021-07-09 21:55:36,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 21:55:36,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 21:55:36,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:55:36,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 21:55:36,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:55:36,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 21:55:36,808 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size [2021-07-09 21:55:36,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-09 21:55:36,820 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-07-09 21:55:36,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-09 21:55:36,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:55:36,836 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-09 21:55:36,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:55:36,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-09 21:55:36,852 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:55:36,852 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 21:55:36,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 21:55:36,853 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 21:55:36,853 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948465437] [2021-07-09 21:55:36,853 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [948465437] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 21:55:36,853 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 21:55:36,853 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-09 21:55:36,854 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1922443228] [2021-07-09 21:55:36,855 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-09 21:55:36,855 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 21:55:36,855 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-09 21:55:36,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-07-09 21:55:36,856 INFO L87 Difference]: Start difference. First operand 7486 states and 16675 transitions. Second operand has 7 states, 7 states have (on average 10.857142857142858) internal successors, (76), 7 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) [2021-07-09 21:55:37,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 21:55:37,064 INFO L93 Difference]: Finished difference Result 7900 states and 18099 transitions. [2021-07-09 21:55:37,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-09 21:55:37,065 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.857142857142858) internal successors, (76), 7 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 [2021-07-09 21:55:37,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 21:55:37,091 INFO L225 Difference]: With dead ends: 7900 [2021-07-09 21:55:37,092 INFO L226 Difference]: Without dead ends: 5441 [2021-07-09 21:55:37,092 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 93.9ms TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-07-09 21:55:37,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5441 states. [2021-07-09 21:55:37,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5441 to 5441. [2021-07-09 21:55:37,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5441 states, 5387 states have (on average 2.193428624466308) internal successors, (11816), 5440 states have internal predecessors, (11816), 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) [2021-07-09 21:55:37,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5441 states to 5441 states and 11816 transitions. [2021-07-09 21:55:37,251 INFO L78 Accepts]: Start accepts. Automaton has 5441 states and 11816 transitions. Word has length 76 [2021-07-09 21:55:37,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 21:55:37,253 INFO L482 AbstractCegarLoop]: Abstraction has 5441 states and 11816 transitions. [2021-07-09 21:55:37,253 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 10.857142857142858) internal successors, (76), 7 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) [2021-07-09 21:55:37,253 INFO L276 IsEmpty]: Start isEmpty. Operand 5441 states and 11816 transitions. [2021-07-09 21:55:37,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-07-09 21:55:37,266 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 21:55:37,266 INFO L508 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] [2021-07-09 21:55:37,266 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-09 21:55:37,266 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 21:55:37,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 21:55:37,267 INFO L82 PathProgramCache]: Analyzing trace with hash 2059625718, now seen corresponding path program 1 times [2021-07-09 21:55:37,267 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 21:55:37,267 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25295951] [2021-07-09 21:55:37,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 21:55:37,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 21:55:37,381 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:55:37,382 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 21:55:37,383 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:55:37,383 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 21:55:37,387 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size [2021-07-09 21:55:37,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-09 21:55:37,402 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-07-09 21:55:37,403 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-09 21:55:37,422 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:55:37,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-09 21:55:37,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:55:37,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-09 21:55:37,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:55:37,447 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 21:55:37,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 21:55:37,449 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 21:55:37,449 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [25295951] [2021-07-09 21:55:37,449 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [25295951] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 21:55:37,450 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 21:55:37,450 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-09 21:55:37,450 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435273293] [2021-07-09 21:55:37,451 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-09 21:55:37,451 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 21:55:37,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-09 21:55:37,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-07-09 21:55:37,453 INFO L87 Difference]: Start difference. First operand 5441 states and 11816 transitions. Second operand has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 7 states have internal predecessors, (80), 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) [2021-07-09 21:55:37,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 21:55:37,657 INFO L93 Difference]: Finished difference Result 5837 states and 13168 transitions. [2021-07-09 21:55:37,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-09 21:55:37,657 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 7 states have internal predecessors, (80), 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 80 [2021-07-09 21:55:37,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 21:55:37,678 INFO L225 Difference]: With dead ends: 5837 [2021-07-09 21:55:37,678 INFO L226 Difference]: Without dead ends: 4259 [2021-07-09 21:55:37,678 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 114.6ms TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-07-09 21:55:37,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4259 states. [2021-07-09 21:55:37,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4259 to 4259. [2021-07-09 21:55:37,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4259 states, 4223 states have (on average 2.203883495145631) internal successors, (9307), 4258 states have internal predecessors, (9307), 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) [2021-07-09 21:55:37,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4259 states to 4259 states and 9307 transitions. [2021-07-09 21:55:37,798 INFO L78 Accepts]: Start accepts. Automaton has 4259 states and 9307 transitions. Word has length 80 [2021-07-09 21:55:37,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 21:55:37,799 INFO L482 AbstractCegarLoop]: Abstraction has 4259 states and 9307 transitions. [2021-07-09 21:55:37,799 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 11.428571428571429) internal successors, (80), 7 states have internal predecessors, (80), 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) [2021-07-09 21:55:37,799 INFO L276 IsEmpty]: Start isEmpty. Operand 4259 states and 9307 transitions. [2021-07-09 21:55:37,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-07-09 21:55:37,808 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 21:55:37,808 INFO L508 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] [2021-07-09 21:55:37,809 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-09 21:55:37,809 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 21:55:37,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 21:55:37,809 INFO L82 PathProgramCache]: Analyzing trace with hash -539868571, now seen corresponding path program 1 times [2021-07-09 21:55:37,810 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 21:55:37,810 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2095408956] [2021-07-09 21:55:37,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 21:55:37,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 21:55:37,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:55:37,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 21:55:37,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:55:37,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 21:55:37,900 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-07-09 21:55:37,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-09 21:55:37,917 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:55:37,917 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-09 21:55:37,927 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-07-09 21:55:37,928 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-09 21:55:37,937 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:55:37,938 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 21:55:37,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 21:55:37,938 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 21:55:37,939 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2095408956] [2021-07-09 21:55:37,939 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2095408956] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 21:55:37,939 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 21:55:37,939 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-09 21:55:37,939 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1462368752] [2021-07-09 21:55:37,940 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-09 21:55:37,940 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 21:55:37,940 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-09 21:55:37,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-09 21:55:37,941 INFO L87 Difference]: Start difference. First operand 4259 states and 9307 transitions. Second operand has 6 states, 6 states have (on average 13.833333333333334) internal successors, (83), 6 states have internal predecessors, (83), 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) [2021-07-09 21:55:38,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 21:55:38,079 INFO L93 Difference]: Finished difference Result 4899 states and 10060 transitions. [2021-07-09 21:55:38,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-09 21:55:38,080 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.833333333333334) internal successors, (83), 6 states have internal predecessors, (83), 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 83 [2021-07-09 21:55:38,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 21:55:38,099 INFO L225 Difference]: With dead ends: 4899 [2021-07-09 21:55:38,100 INFO L226 Difference]: Without dead ends: 3035 [2021-07-09 21:55:38,100 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 96.0ms TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-07-09 21:55:38,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3035 states. [2021-07-09 21:55:38,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3035 to 3035. [2021-07-09 21:55:38,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3035 states, 2999 states have (on average 2.209403134378126) internal successors, (6626), 3034 states have internal predecessors, (6626), 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) [2021-07-09 21:55:38,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3035 states to 3035 states and 6626 transitions. [2021-07-09 21:55:38,179 INFO L78 Accepts]: Start accepts. Automaton has 3035 states and 6626 transitions. Word has length 83 [2021-07-09 21:55:38,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 21:55:38,180 INFO L482 AbstractCegarLoop]: Abstraction has 3035 states and 6626 transitions. [2021-07-09 21:55:38,180 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 13.833333333333334) internal successors, (83), 6 states have internal predecessors, (83), 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) [2021-07-09 21:55:38,180 INFO L276 IsEmpty]: Start isEmpty. Operand 3035 states and 6626 transitions. [2021-07-09 21:55:38,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-07-09 21:55:38,187 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 21:55:38,188 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 21:55:38,188 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-09 21:55:38,188 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 21:55:38,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 21:55:38,189 INFO L82 PathProgramCache]: Analyzing trace with hash 838078325, now seen corresponding path program 1 times [2021-07-09 21:55:38,189 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 21:55:38,189 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18694575] [2021-07-09 21:55:38,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 21:55:38,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 21:55:38,344 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:55:38,344 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 21:55:38,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:55:38,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 21:55:38,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:55:38,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 21:55:38,355 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-07-09 21:55:38,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-09 21:55:38,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:55:38,372 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-09 21:55:38,379 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-07-09 21:55:38,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-09 21:55:38,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:55:38,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 21:55:38,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 21:55:38,389 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 21:55:38,390 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18694575] [2021-07-09 21:55:38,390 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [18694575] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 21:55:38,390 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 21:55:38,390 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-09 21:55:38,390 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59965600] [2021-07-09 21:55:38,390 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-09 21:55:38,391 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 21:55:38,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-09 21:55:38,391 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-07-09 21:55:38,392 INFO L87 Difference]: Start difference. First operand 3035 states and 6626 transitions. Second operand has 7 states, 7 states have (on average 12.285714285714286) internal successors, (86), 7 states have internal predecessors, (86), 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) [2021-07-09 21:55:38,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 21:55:38,546 INFO L93 Difference]: Finished difference Result 2601 states and 5096 transitions. [2021-07-09 21:55:38,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-09 21:55:38,548 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.285714285714286) internal successors, (86), 7 states have internal predecessors, (86), 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 86 [2021-07-09 21:55:38,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 21:55:38,558 INFO L225 Difference]: With dead ends: 2601 [2021-07-09 21:55:38,558 INFO L226 Difference]: Without dead ends: 1417 [2021-07-09 21:55:38,559 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 107.1ms TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2021-07-09 21:55:38,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1417 states. [2021-07-09 21:55:38,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1417 to 1417. [2021-07-09 21:55:38,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1417 states, 1390 states have (on average 2.0719424460431655) internal successors, (2880), 1416 states have internal predecessors, (2880), 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) [2021-07-09 21:55:38,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1417 states to 1417 states and 2880 transitions. [2021-07-09 21:55:38,585 INFO L78 Accepts]: Start accepts. Automaton has 1417 states and 2880 transitions. Word has length 86 [2021-07-09 21:55:38,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 21:55:38,585 INFO L482 AbstractCegarLoop]: Abstraction has 1417 states and 2880 transitions. [2021-07-09 21:55:38,585 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 12.285714285714286) internal successors, (86), 7 states have internal predecessors, (86), 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) [2021-07-09 21:55:38,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1417 states and 2880 transitions. [2021-07-09 21:55:38,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-07-09 21:55:38,593 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 21:55:38,594 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 21:55:38,594 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-09 21:55:38,594 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 21:55:38,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 21:55:38,595 INFO L82 PathProgramCache]: Analyzing trace with hash -2128354791, now seen corresponding path program 1 times [2021-07-09 21:55:38,595 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 21:55:38,595 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089325096] [2021-07-09 21:55:38,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 21:55:38,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 21:55:38,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:55:38,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 21:55:38,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:55:38,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 21:55:38,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:55:38,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 21:55:38,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:55:38,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 21:55:38,764 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-07-09 21:55:38,765 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-07-09 21:55:38,782 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:55:38,783 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-09 21:55:38,791 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-07-09 21:55:38,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-09 21:55:38,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:55:38,804 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 21:55:38,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 21:55:38,805 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 21:55:38,805 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2089325096] [2021-07-09 21:55:38,805 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2089325096] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 21:55:38,805 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 21:55:38,805 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-09 21:55:38,805 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [997312236] [2021-07-09 21:55:38,805 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-09 21:55:38,806 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 21:55:38,806 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-09 21:55:38,806 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-09 21:55:38,806 INFO L87 Difference]: Start difference. First operand 1417 states and 2880 transitions. Second operand has 8 states, 8 states have (on average 11.125) internal successors, (89), 8 states have internal predecessors, (89), 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) [2021-07-09 21:55:38,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 21:55:38,949 INFO L93 Difference]: Finished difference Result 985 states and 1743 transitions. [2021-07-09 21:55:38,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-09 21:55:38,950 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.125) internal successors, (89), 8 states have internal predecessors, (89), 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 89 [2021-07-09 21:55:38,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 21:55:38,951 INFO L225 Difference]: With dead ends: 985 [2021-07-09 21:55:38,951 INFO L226 Difference]: Without dead ends: 586 [2021-07-09 21:55:38,952 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 118.9ms TimeCoverageRelationStatistics Valid=61, Invalid=149, Unknown=0, NotChecked=0, Total=210 [2021-07-09 21:55:38,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 586 states. [2021-07-09 21:55:38,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 586 to 586. [2021-07-09 21:55:38,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 586 states, 577 states have (on average 1.6932409012131715) internal successors, (977), 585 states have internal predecessors, (977), 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) [2021-07-09 21:55:38,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 586 states and 977 transitions. [2021-07-09 21:55:38,961 INFO L78 Accepts]: Start accepts. Automaton has 586 states and 977 transitions. Word has length 89 [2021-07-09 21:55:38,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 21:55:38,961 INFO L482 AbstractCegarLoop]: Abstraction has 586 states and 977 transitions. [2021-07-09 21:55:38,961 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 11.125) internal successors, (89), 8 states have internal predecessors, (89), 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) [2021-07-09 21:55:38,961 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 977 transitions. [2021-07-09 21:55:38,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-07-09 21:55:38,963 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 21:55:38,963 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 21:55:38,963 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-09 21:55:38,963 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 21:55:38,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 21:55:38,964 INFO L82 PathProgramCache]: Analyzing trace with hash -519476983, now seen corresponding path program 1 times [2021-07-09 21:55:38,964 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 21:55:38,964 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [201384226] [2021-07-09 21:55:38,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 21:55:39,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 21:55:39,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:55:39,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 21:55:39,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:55:39,097 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 21:55:39,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:55:39,100 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 21:55:39,105 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-07-09 21:55:39,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-09 21:55:39,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:55:39,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-09 21:55:39,131 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:55:39,132 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-09 21:55:39,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:55:39,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 21:55:39,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 21:55:39,143 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 21:55:39,143 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [201384226] [2021-07-09 21:55:39,143 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [201384226] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 21:55:39,144 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 21:55:39,144 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-09 21:55:39,145 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206840414] [2021-07-09 21:55:39,145 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-09 21:55:39,145 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 21:55:39,146 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-09 21:55:39,146 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-09 21:55:39,146 INFO L87 Difference]: Start difference. First operand 586 states and 977 transitions. Second operand has 7 states, 7 states have (on average 13.142857142857142) internal successors, (92), 7 states have internal predecessors, (92), 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) [2021-07-09 21:55:39,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 21:55:39,228 INFO L93 Difference]: Finished difference Result 863 states and 1490 transitions. [2021-07-09 21:55:39,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 21:55:39,228 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.142857142857142) internal successors, (92), 7 states have internal predecessors, (92), 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 92 [2021-07-09 21:55:39,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 21:55:39,230 INFO L225 Difference]: With dead ends: 863 [2021-07-09 21:55:39,230 INFO L226 Difference]: Without dead ends: 418 [2021-07-09 21:55:39,231 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 86.4ms TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-07-09 21:55:39,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 418 states. [2021-07-09 21:55:39,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 418 to 418. [2021-07-09 21:55:39,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 418 states, 409 states have (on average 1.6919315403422983) internal successors, (692), 417 states have internal predecessors, (692), 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) [2021-07-09 21:55:39,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 418 states and 692 transitions. [2021-07-09 21:55:39,238 INFO L78 Accepts]: Start accepts. Automaton has 418 states and 692 transitions. Word has length 92 [2021-07-09 21:55:39,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 21:55:39,238 INFO L482 AbstractCegarLoop]: Abstraction has 418 states and 692 transitions. [2021-07-09 21:55:39,238 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 13.142857142857142) internal successors, (92), 7 states have internal predecessors, (92), 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) [2021-07-09 21:55:39,239 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 692 transitions. [2021-07-09 21:55:39,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-07-09 21:55:39,240 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 21:55:39,240 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 21:55:39,240 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-07-09 21:55:39,240 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 21:55:39,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 21:55:39,241 INFO L82 PathProgramCache]: Analyzing trace with hash -333086591, now seen corresponding path program 2 times [2021-07-09 21:55:39,241 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 21:55:39,241 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [640392567] [2021-07-09 21:55:39,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 21:55:39,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 21:55:39,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:55:39,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 21:55:39,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:55:39,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-09 21:55:39,366 INFO L142 QuantifierPusher]: treesize reduction 3, result has 89.3 percent of original size [2021-07-09 21:55:39,368 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-07-09 21:55:39,387 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-07-09 21:55:39,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-07-09 21:55:39,403 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:55:39,404 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-09 21:55:39,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:55:39,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-07-09 21:55:39,423 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-09 21:55:39,423 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-09 21:55:39,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 21:55:39,424 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 21:55:39,424 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [640392567] [2021-07-09 21:55:39,424 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [640392567] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 21:55:39,424 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 21:55:39,425 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-09 21:55:39,425 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [224009873] [2021-07-09 21:55:39,425 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-09 21:55:39,425 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 21:55:39,425 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-09 21:55:39,426 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-09 21:55:39,426 INFO L87 Difference]: Start difference. First operand 418 states and 692 transitions. Second operand has 7 states, 7 states have (on average 13.142857142857142) internal successors, (92), 7 states have internal predecessors, (92), 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) [2021-07-09 21:55:39,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 21:55:39,553 INFO L93 Difference]: Finished difference Result 592 states and 1065 transitions. [2021-07-09 21:55:39,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-09 21:55:39,554 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.142857142857142) internal successors, (92), 7 states have internal predecessors, (92), 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 92 [2021-07-09 21:55:39,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 21:55:39,555 INFO L225 Difference]: With dead ends: 592 [2021-07-09 21:55:39,555 INFO L226 Difference]: Without dead ends: 406 [2021-07-09 21:55:39,555 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 124.4ms TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-07-09 21:55:39,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 406 states. [2021-07-09 21:55:39,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 406 to 381. [2021-07-09 21:55:39,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 381 states, 372 states have (on average 1.7231182795698925) internal successors, (641), 380 states have internal predecessors, (641), 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) [2021-07-09 21:55:39,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 641 transitions. [2021-07-09 21:55:39,562 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 641 transitions. Word has length 92 [2021-07-09 21:55:39,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 21:55:39,562 INFO L482 AbstractCegarLoop]: Abstraction has 381 states and 641 transitions. [2021-07-09 21:55:39,562 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 13.142857142857142) internal successors, (92), 7 states have internal predecessors, (92), 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) [2021-07-09 21:55:39,563 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 641 transitions. [2021-07-09 21:55:39,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-07-09 21:55:39,563 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 21:55:39,564 INFO L508 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 21:55:39,564 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-07-09 21:55:39,564 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 21:55:39,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 21:55:39,564 INFO L82 PathProgramCache]: Analyzing trace with hash -1199433463, now seen corresponding path program 3 times [2021-07-09 21:55:39,564 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 21:55:39,564 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681336435] [2021-07-09 21:55:39,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 21:55:39,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-09 21:55:39,620 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-09 21:55:39,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-09 21:55:39,684 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-09 21:55:39,749 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-09 21:55:39,750 INFO L609 BasicCegarLoop]: Counterexample might be feasible [2021-07-09 21:55:39,750 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-07-09 21:55:39,750 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE (1/2) [2021-07-09 21:55:39,753 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-09 21:55:39,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.07 09:55:39 BasicIcfg [2021-07-09 21:55:39,930 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-09 21:55:39,934 INFO L168 Benchmark]: Toolchain (without parser) took 8987.32 ms. Allocated memory was 255.9 MB in the beginning and 1.0 GB in the end (delta: 749.7 MB). Free memory was 218.3 MB in the beginning and 764.9 MB in the end (delta: -546.5 MB). Peak memory consumption was 203.6 MB. Max. memory is 8.0 GB. [2021-07-09 21:55:39,934 INFO L168 Benchmark]: CDTParser took 0.78 ms. Allocated memory is still 255.9 MB. Free memory is still 236.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-09 21:55:39,935 INFO L168 Benchmark]: CACSL2BoogieTranslator took 527.12 ms. Allocated memory is still 255.9 MB. Free memory was 218.2 MB in the beginning and 226.2 MB in the end (delta: -8.1 MB). Peak memory consumption was 12.3 MB. Max. memory is 8.0 GB. [2021-07-09 21:55:39,935 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.97 ms. Allocated memory is still 255.9 MB. Free memory was 226.2 MB in the beginning and 223.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-07-09 21:55:39,937 INFO L168 Benchmark]: Boogie Preprocessor took 28.83 ms. Allocated memory is still 255.9 MB. Free memory was 223.6 MB in the beginning and 221.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-09 21:55:39,937 INFO L168 Benchmark]: RCFGBuilder took 1966.47 ms. Allocated memory was 255.9 MB in the beginning and 330.3 MB in the end (delta: 74.4 MB). Free memory was 221.0 MB in the beginning and 212.0 MB in the end (delta: 9.0 MB). Peak memory consumption was 137.4 MB. Max. memory is 8.0 GB. [2021-07-09 21:55:39,937 INFO L168 Benchmark]: TraceAbstraction took 6402.27 ms. Allocated memory was 330.3 MB in the beginning and 1.0 GB in the end (delta: 675.3 MB). Free memory was 211.5 MB in the beginning and 764.9 MB in the end (delta: -553.4 MB). Peak memory consumption was 121.9 MB. Max. memory is 8.0 GB. [2021-07-09 21:55:39,943 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.78 ms. Allocated memory is still 255.9 MB. Free memory is still 236.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 527.12 ms. Allocated memory is still 255.9 MB. Free memory was 218.2 MB in the beginning and 226.2 MB in the end (delta: -8.1 MB). Peak memory consumption was 12.3 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 56.97 ms. Allocated memory is still 255.9 MB. Free memory was 226.2 MB in the beginning and 223.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 28.83 ms. Allocated memory is still 255.9 MB. Free memory was 223.6 MB in the beginning and 221.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1966.47 ms. Allocated memory was 255.9 MB in the beginning and 330.3 MB in the end (delta: 74.4 MB). Free memory was 221.0 MB in the beginning and 212.0 MB in the end (delta: 9.0 MB). Peak memory consumption was 137.4 MB. Max. memory is 8.0 GB. * TraceAbstraction took 6402.27 ms. Allocated memory was 330.3 MB in the beginning and 1.0 GB in the end (delta: 675.3 MB). Free memory was 211.5 MB in the beginning and 764.9 MB in the end (delta: -553.4 MB). Peak memory consumption was 121.9 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: 54972, positive: 51711, positive conditional: 51711, positive unconditional: 0, negative: 3261, negative conditional: 3261, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 54368, positive: 51711, positive conditional: 0, positive unconditional: 51711, negative: 2657, negative conditional: 0, negative unconditional: 2657, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1114, positive: 1075, positive conditional: 0, positive unconditional: 1075, negative: 39, negative conditional: 0, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1114, positive: 1072, positive conditional: 0, positive unconditional: 1072, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 42, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 39, negative conditional: 0, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 352, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 342, negative conditional: 0, negative unconditional: 342, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 54368, positive: 50636, positive conditional: 0, positive unconditional: 50636, negative: 2618, negative conditional: 0, negative unconditional: 2618, unknown: 1114, unknown conditional: 0, unknown unconditional: 1114] , Statistics on independence cache: Total cache size (in pairs): 1114, Positive cache size: 1075, Positive conditional cache size: 0, Positive unconditional cache size: 1075, Negative cache size: 39, Negative conditional cache size: 0, Negative unconditional cache size: 39, Independence queries for same thread: 604 - 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_p0_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0] [L713] 0 int __unbuffered_p0_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0] [L715] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0] [L717] 0 int __unbuffered_p1_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0] [L719] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0] [L721] 0 int __unbuffered_p2_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0] [L723] 0 int a = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0] [L724] 0 _Bool a$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0] [L725] 0 int a$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0] [L726] 0 _Bool a$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0] [L727] 0 _Bool a$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0] [L728] 0 _Bool a$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0] [L729] 0 _Bool a$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0] [L730] 0 _Bool a$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0] [L731] 0 _Bool a$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0] [L732] 0 _Bool a$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0] [L733] 0 _Bool a$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0] [L734] 0 _Bool a$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0] [L735] 0 int *a$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}] [L736] 0 int a$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0] [L737] 0 _Bool a$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0] [L738] 0 int a$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0] [L739] 0 _Bool a$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0] [L740] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0] [L741] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0] [L743] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L745] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L747] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0] [L748] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, z=0] [L749] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L855] 0 pthread_t t38; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L856] FCALL, FORK 0 pthread_create(&t38, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L857] 0 pthread_t t39; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L858] FCALL, FORK 0 pthread_create(&t39, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L859] 0 pthread_t t40; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L860] FCALL, FORK 0 pthread_create(&t40, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L753] 1 a$w_buff1 = a$w_buff0 [L754] 1 a$w_buff0 = 1 [L755] 1 a$w_buff1_used = a$w_buff0_used [L756] 1 a$w_buff0_used = (_Bool)1 [L18] COND FALSE 1 !(!expression) [L758] 1 a$r_buff1_thd0 = a$r_buff0_thd0 [L759] 1 a$r_buff1_thd1 = a$r_buff0_thd1 [L760] 1 a$r_buff1_thd2 = a$r_buff0_thd2 [L761] 1 a$r_buff1_thd3 = a$r_buff0_thd3 [L762] 1 a$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L765] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L768] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L771] 1 __unbuffered_p0_EBX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L788] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L791] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L794] 2 __unbuffered_p1_EBX = z VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L797] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L797] EXPR 2 a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a [L797] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L797] 2 a = a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L798] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L798] 2 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L799] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L799] 2 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L800] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L800] 2 a$r_buff0_thd2 = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L801] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L801] 2 a$r_buff1_thd2 = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L804] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L811] 3 z = 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=1] [L814] 3 __unbuffered_p2_EAX = z VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=1] [L817] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L818] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L819] 3 a$flush_delayed = weak$$choice2 [L820] 3 a$mem_tmp = a [L821] EXPR 3 !a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : a$w_buff1) [L821] 3 a = !a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : a$w_buff1) [L822] EXPR 3 weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : a$w_buff0)) [L822] EXPR 3 !a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : a$w_buff0) [L822] EXPR 3 weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : a$w_buff0)) [L822] 3 a$w_buff0 = weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : a$w_buff0)) [L823] EXPR 3 weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff1 : a$w_buff1)) [L823] EXPR 3 !a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff1 : a$w_buff1) [L823] EXPR 3 weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff1 : a$w_buff1)) [L823] 3 a$w_buff1 = weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff1 : a$w_buff1)) [L824] EXPR 3 weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used)) [L824] EXPR 3 !a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used) [L824] EXPR 3 weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used)) [L824] 3 a$w_buff0_used = weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used)) [L825] EXPR 3 weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L825] EXPR 3 !a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L825] EXPR 3 weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L825] 3 a$w_buff1_used = weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L826] EXPR 3 weak$$choice2 ? a$r_buff0_thd3 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$r_buff0_thd3 : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3)) [L826] EXPR 3 !a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$r_buff0_thd3 : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3) [L826] EXPR 3 weak$$choice2 ? a$r_buff0_thd3 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$r_buff0_thd3 : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3)) [L826] 3 a$r_buff0_thd3 = weak$$choice2 ? a$r_buff0_thd3 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$r_buff0_thd3 : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3)) [L827] EXPR 3 weak$$choice2 ? a$r_buff1_thd3 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$r_buff1_thd3 : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L827] EXPR 3 !a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$r_buff1_thd3 : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L827] EXPR 3 weak$$choice2 ? a$r_buff1_thd3 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$r_buff1_thd3 : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L827] 3 a$r_buff1_thd3 = weak$$choice2 ? a$r_buff1_thd3 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$r_buff1_thd3 : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L828] 3 __unbuffered_p2_EBX = a [L829] EXPR 3 a$flush_delayed ? a$mem_tmp : a [L829] 3 a = a$flush_delayed ? a$mem_tmp : a [L830] 3 a$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=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, z=1] [L774] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L774] 1 a = a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L775] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L775] 1 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L776] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L776] 1 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L777] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L777] 1 a$r_buff0_thd1 = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L778] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L778] 1 a$r_buff1_thd1 = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L833] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L833] EXPR 3 a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a [L833] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L833] 3 a = a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L834] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L834] 3 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L835] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L835] 3 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L836] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L836] 3 a$r_buff0_thd3 = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L837] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L837] 3 a$r_buff1_thd3 = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L781] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1] [L840] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=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, z=1] [L862] 0 main$tmp_guard0 = __unbuffered_cnt == 3 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1] [L3] COND FALSE 0 !(!cond) VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1] [L866] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L866] EXPR 0 a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a [L866] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L866] 0 a = a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L867] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L867] 0 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L868] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L868] 0 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L869] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L869] 0 a$r_buff0_thd0 = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L870] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 [L870] 0 a$r_buff1_thd0 = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 [L873] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 1 && __unbuffered_p0_EBX == 0 && __unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 0 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 0) VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1] [L18] COND TRUE 0 !expression VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1] [L18] 0 reach_error() VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1] - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 147 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 6105.0ms, OverallIterations: 9, TraceHistogramMax: 1, EmptinessCheckTime: 204.1ms, AutomataDifference: 1659.1ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1407.0ms, PartialOrderReductionTime: 1392.5ms, HoareTripleCheckerStatistics: 1097 SDtfs, 1315 SDslu, 3561 SDs, 0 SdLazy, 354 SolverSat, 58 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 316.2ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 97 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 861.4ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=15071occurred in iteration=0, InterpolantAutomatonStates: 74, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 826.6ms AutomataMinimizationTime, 8 MinimizatonAttempts, 25 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 42.6ms SsaConstructionTime, 530.3ms SatisfiabilityAnalysisTime, 1131.7ms InterpolantComputationTime, 763 NumberOfCodeBlocks, 763 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 663 ConstructedInterpolants, 0 QuantifiedInterpolants, 3273 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...