/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.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix010_power.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2cf4d3f9dd5fed411db405f577e28237a543b59a-2cf4d3f [2021-08-12 16:43:18,115 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-12 16:43:18,117 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-12 16:43:18,153 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-12 16:43:18,153 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-12 16:43:18,156 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-12 16:43:18,158 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-12 16:43:18,163 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-12 16:43:18,165 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-12 16:43:18,169 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-12 16:43:18,169 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-12 16:43:18,170 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-12 16:43:18,171 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-12 16:43:18,172 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-12 16:43:18,173 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-12 16:43:18,176 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-12 16:43:18,178 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-12 16:43:18,178 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-12 16:43:18,180 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-12 16:43:18,184 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-12 16:43:18,185 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-12 16:43:18,186 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-12 16:43:18,186 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-12 16:43:18,188 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-12 16:43:18,192 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-12 16:43:18,192 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-12 16:43:18,193 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-12 16:43:18,194 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-12 16:43:18,194 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-12 16:43:18,194 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-12 16:43:18,194 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-12 16:43:18,195 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-12 16:43:18,196 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-12 16:43:18,196 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-12 16:43:18,197 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-12 16:43:18,197 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-12 16:43:18,199 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-12 16:43:18,199 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-12 16:43:18,199 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-12 16:43:18,200 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-12 16:43:18,200 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-12 16:43:18,203 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2021-08-12 16:43:18,238 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-12 16:43:18,238 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-12 16:43:18,239 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-12 16:43:18,239 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-12 16:43:18,241 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-12 16:43:18,241 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-12 16:43:18,241 INFO L138 SettingsManager]: * Use SBE=true [2021-08-12 16:43:18,242 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-12 16:43:18,242 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-12 16:43:18,242 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-12 16:43:18,243 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-12 16:43:18,243 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-12 16:43:18,243 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-12 16:43:18,243 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-12 16:43:18,243 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-12 16:43:18,243 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-12 16:43:18,243 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-12 16:43:18,243 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-12 16:43:18,243 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-12 16:43:18,244 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-12 16:43:18,244 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-12 16:43:18,244 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-12 16:43:18,244 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-12 16:43:18,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-12 16:43:18,244 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-12 16:43:18,244 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-12 16:43:18,244 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-12 16:43:18,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-12 16:43:18,245 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-12 16:43:18,245 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-12 16:43:18,245 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-12 16:43:18,498 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-12 16:43:18,517 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-12 16:43:18,519 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-12 16:43:18,520 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-12 16:43:18,527 INFO L275 PluginConnector]: CDTParser initialized [2021-08-12 16:43:18,527 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix010_power.oepc.i [2021-08-12 16:43:18,604 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c5314471/25126172f56d44cf87eb51b2f388b634/FLAG42cf9ebc3 [2021-08-12 16:43:19,064 INFO L306 CDTParser]: Found 1 translation units. [2021-08-12 16:43:19,064 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix010_power.oepc.i [2021-08-12 16:43:19,081 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c5314471/25126172f56d44cf87eb51b2f388b634/FLAG42cf9ebc3 [2021-08-12 16:43:19,367 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c5314471/25126172f56d44cf87eb51b2f388b634 [2021-08-12 16:43:19,369 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-12 16:43:19,370 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-12 16:43:19,371 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-12 16:43:19,371 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-12 16:43:19,375 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-12 16:43:19,375 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.08 04:43:19" (1/1) ... [2021-08-12 16:43:19,376 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b99b217 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 04:43:19, skipping insertion in model container [2021-08-12 16:43:19,376 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.08 04:43:19" (1/1) ... [2021-08-12 16:43:19,380 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-12 16:43:19,410 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-12 16:43:19,535 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/mix010_power.oepc.i[951,964] [2021-08-12 16:43:19,733 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-12 16:43:19,741 INFO L203 MainTranslator]: Completed pre-run [2021-08-12 16:43:19,755 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/mix010_power.oepc.i[951,964] [2021-08-12 16:43:19,827 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-12 16:43:19,871 INFO L208 MainTranslator]: Completed translation [2021-08-12 16:43:19,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 04:43:19 WrapperNode [2021-08-12 16:43:19,872 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-12 16:43:19,874 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-12 16:43:19,874 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-12 16:43:19,875 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-12 16:43:19,879 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 04:43:19" (1/1) ... [2021-08-12 16:43:19,906 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 04:43:19" (1/1) ... [2021-08-12 16:43:19,932 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-12 16:43:19,935 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-12 16:43:19,935 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-12 16:43:19,935 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-12 16:43:19,940 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 04:43:19" (1/1) ... [2021-08-12 16:43:19,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 04:43:19" (1/1) ... [2021-08-12 16:43:19,954 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 04:43:19" (1/1) ... [2021-08-12 16:43:19,954 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 04:43:19" (1/1) ... [2021-08-12 16:43:19,961 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 04:43:19" (1/1) ... [2021-08-12 16:43:19,963 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 04:43:19" (1/1) ... [2021-08-12 16:43:19,965 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 04:43:19" (1/1) ... [2021-08-12 16:43:19,968 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-12 16:43:19,984 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-12 16:43:19,985 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-12 16:43:19,985 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-12 16:43:19,985 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 04:43:19" (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 [2021-08-12 16:43:20,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-12 16:43:20,048 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-08-12 16:43:20,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-12 16:43:20,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-12 16:43:20,049 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-08-12 16:43:20,050 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-08-12 16:43:20,050 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-08-12 16:43:20,050 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-08-12 16:43:20,050 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-08-12 16:43:20,050 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-08-12 16:43:20,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-12 16:43:20,051 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-08-12 16:43:20,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-12 16:43:20,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-12 16:43:20,053 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-12 16:43:21,322 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-12 16:43:21,323 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-08-12 16:43:21,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.08 04:43:21 BoogieIcfgContainer [2021-08-12 16:43:21,325 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-12 16:43:21,326 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-12 16:43:21,326 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-12 16:43:21,328 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-12 16:43:21,328 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.08 04:43:19" (1/3) ... [2021-08-12 16:43:21,328 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5da27072 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.08 04:43:21, skipping insertion in model container [2021-08-12 16:43:21,329 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 04:43:19" (2/3) ... [2021-08-12 16:43:21,329 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5da27072 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.08 04:43:21, skipping insertion in model container [2021-08-12 16:43:21,329 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.08 04:43:21" (3/3) ... [2021-08-12 16:43:21,330 INFO L111 eAbstractionObserver]: Analyzing ICFG mix010_power.oepc.i [2021-08-12 16:43:21,335 INFO L206 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-12 16:43:21,335 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-08-12 16:43:21,336 INFO L445 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-12 16:43:21,361 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,361 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,362 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,362 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,362 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,362 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,362 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,362 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,362 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,362 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,362 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,362 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,362 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,363 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,363 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,363 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,363 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,363 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,363 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,363 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,363 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,363 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,363 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,364 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,364 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,364 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,364 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,364 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,364 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,364 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,364 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,365 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,365 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,365 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,365 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,365 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,365 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,365 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,365 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,365 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,365 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,365 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,366 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,366 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,366 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,366 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,366 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,366 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,366 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,366 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,366 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,366 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,367 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,367 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,367 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,367 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,367 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,367 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,367 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,367 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,368 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,368 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,368 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,368 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,368 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,368 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,368 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,368 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,368 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,368 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,368 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,368 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,368 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,369 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,369 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,369 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,369 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,369 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,369 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,369 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,369 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,369 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,369 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,369 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,369 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,369 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,370 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,370 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,370 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,370 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,370 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,370 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,370 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,370 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,370 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,370 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,370 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,370 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,370 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,370 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,371 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,371 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,371 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,371 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,371 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,371 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,372 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,372 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,372 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,372 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,373 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,373 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,373 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,373 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,373 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,373 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,373 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,373 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,373 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,373 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,373 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,373 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,373 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,373 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,373 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,373 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,374 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,374 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,374 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,374 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,374 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,374 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,374 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,374 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,374 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,374 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,374 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,374 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,374 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,374 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,374 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,375 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,375 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,375 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,376 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,376 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,376 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,376 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,376 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,376 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,376 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,377 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,377 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,377 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,377 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,377 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,377 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,377 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,377 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,378 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,378 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,378 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,379 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,379 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,379 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,380 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,380 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,380 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,380 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,380 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,380 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,380 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,380 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,380 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,380 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,380 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,380 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,381 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,381 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,381 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,381 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,381 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,381 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,381 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,381 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,381 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,381 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,381 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,381 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,381 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,382 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,382 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,382 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,382 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,382 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,383 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,383 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,383 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,384 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,384 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,384 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,384 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,384 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,384 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,384 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,384 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,384 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,385 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,385 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,385 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,385 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,385 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,385 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,385 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,386 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,386 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,386 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 16:43:21,386 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-08-12 16:43:21,401 INFO L255 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-08-12 16:43:21,414 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-08-12 16:43:21,414 INFO L379 AbstractCegarLoop]: Hoare is true [2021-08-12 16:43:21,415 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-08-12 16:43:21,415 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-12 16:43:21,415 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-12 16:43:21,415 INFO L383 AbstractCegarLoop]: Difference is false [2021-08-12 16:43:21,415 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-12 16:43:21,415 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-08-12 16:43:21,422 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 122 places, 114 transitions, 243 flow [2021-08-12 16:43:22,611 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 22607 states, 22603 states have (on average 3.6792903596867674) internal successors, (83163), 22606 states have internal predecessors, (83163), 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) [2021-08-12 16:43:22,757 INFO L276 IsEmpty]: Start isEmpty. Operand has 22607 states, 22603 states have (on average 3.6792903596867674) internal successors, (83163), 22606 states have internal predecessors, (83163), 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) [2021-08-12 16:43:22,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-08-12 16:43:22,763 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 16:43:22,764 INFO L550 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] [2021-08-12 16:43:22,765 INFO L430 AbstractCegarLoop]: === Iteration 1 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 16:43:22,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 16:43:22,769 INFO L82 PathProgramCache]: Analyzing trace with hash -932962333, now seen corresponding path program 1 times [2021-08-12 16:43:22,797 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 16:43:22,812 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [621108459] [2021-08-12 16:43:22,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 16:43:23,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 16:43:23,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 16:43:23,207 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 16:43:23,208 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [621108459] [2021-08-12 16:43:23,209 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [621108459] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 16:43:23,209 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 16:43:23,209 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-12 16:43:23,209 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742869820] [2021-08-12 16:43:23,213 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-08-12 16:43:23,213 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 16:43:23,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-12 16:43:23,226 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-12 16:43:23,265 INFO L87 Difference]: Start difference. First operand has 22607 states, 22603 states have (on average 3.6792903596867674) internal successors, (83163), 22606 states have internal predecessors, (83163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 23.0) internal successors, (46), 3 states have internal predecessors, (46), 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) [2021-08-12 16:43:24,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 16:43:24,041 INFO L93 Difference]: Finished difference Result 35567 states and 132267 transitions. [2021-08-12 16:43:24,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-12 16:43:24,043 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 23.0) internal successors, (46), 3 states have internal predecessors, (46), 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 46 [2021-08-12 16:43:24,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 16:43:24,179 INFO L225 Difference]: With dead ends: 35567 [2021-08-12 16:43:24,179 INFO L226 Difference]: Without dead ends: 11460 [2021-08-12 16:43:24,216 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-12 16:43:24,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11460 states. [2021-08-12 16:43:24,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11460 to 11460. [2021-08-12 16:43:24,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11460 states, 11459 states have (on average 3.5389650056723974) internal successors, (40553), 11459 states have internal predecessors, (40553), 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) [2021-08-12 16:43:24,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11460 states to 11460 states and 40553 transitions. [2021-08-12 16:43:24,791 INFO L78 Accepts]: Start accepts. Automaton has 11460 states and 40553 transitions. Word has length 46 [2021-08-12 16:43:24,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 16:43:24,792 INFO L482 AbstractCegarLoop]: Abstraction has 11460 states and 40553 transitions. [2021-08-12 16:43:24,792 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 23.0) internal successors, (46), 3 states have internal predecessors, (46), 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) [2021-08-12 16:43:24,792 INFO L276 IsEmpty]: Start isEmpty. Operand 11460 states and 40553 transitions. [2021-08-12 16:43:24,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-08-12 16:43:24,893 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 16:43:24,893 INFO L550 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 16:43:24,893 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-12 16:43:24,894 INFO L430 AbstractCegarLoop]: === Iteration 2 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 16:43:24,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 16:43:24,894 INFO L82 PathProgramCache]: Analyzing trace with hash -1853255753, now seen corresponding path program 1 times [2021-08-12 16:43:24,894 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 16:43:24,894 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [437617036] [2021-08-12 16:43:24,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 16:43:24,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 16:43:25,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 16:43:25,037 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 16:43:25,037 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [437617036] [2021-08-12 16:43:25,037 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [437617036] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 16:43:25,038 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 16:43:25,038 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-12 16:43:25,038 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188114494] [2021-08-12 16:43:25,039 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-12 16:43:25,039 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 16:43:25,039 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-12 16:43:25,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-12 16:43:25,040 INFO L87 Difference]: Start difference. First operand 11460 states and 40553 transitions. Second operand has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 16:43:25,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 16:43:25,534 INFO L93 Difference]: Finished difference Result 14340 states and 50465 transitions. [2021-08-12 16:43:25,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-12 16:43:25,534 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 72 [2021-08-12 16:43:25,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 16:43:25,595 INFO L225 Difference]: With dead ends: 14340 [2021-08-12 16:43:25,595 INFO L226 Difference]: Without dead ends: 10020 [2021-08-12 16:43:25,604 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 77.5ms TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-08-12 16:43:25,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10020 states. [2021-08-12 16:43:25,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10020 to 10020. [2021-08-12 16:43:25,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10020 states, 10019 states have (on average 3.505040423195928) internal successors, (35117), 10019 states have internal predecessors, (35117), 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) [2021-08-12 16:43:25,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10020 states to 10020 states and 35117 transitions. [2021-08-12 16:43:25,938 INFO L78 Accepts]: Start accepts. Automaton has 10020 states and 35117 transitions. Word has length 72 [2021-08-12 16:43:25,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 16:43:25,939 INFO L482 AbstractCegarLoop]: Abstraction has 10020 states and 35117 transitions. [2021-08-12 16:43:25,940 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 16:43:25,940 INFO L276 IsEmpty]: Start isEmpty. Operand 10020 states and 35117 transitions. [2021-08-12 16:43:25,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-08-12 16:43:25,952 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 16:43:25,953 INFO L550 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] [2021-08-12 16:43:25,953 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-12 16:43:25,953 INFO L430 AbstractCegarLoop]: === Iteration 3 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 16:43:25,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 16:43:25,953 INFO L82 PathProgramCache]: Analyzing trace with hash 202716265, now seen corresponding path program 1 times [2021-08-12 16:43:25,954 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 16:43:25,954 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [464747950] [2021-08-12 16:43:25,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 16:43:25,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 16:43:26,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 16:43:26,132 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 16:43:26,132 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [464747950] [2021-08-12 16:43:26,132 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [464747950] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 16:43:26,132 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 16:43:26,132 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-12 16:43:26,132 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [995709930] [2021-08-12 16:43:26,133 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-12 16:43:26,133 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 16:43:26,136 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-12 16:43:26,136 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-12 16:43:26,136 INFO L87 Difference]: Start difference. First operand 10020 states and 35117 transitions. Second operand has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 7 states have internal predecessors, (75), 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) [2021-08-12 16:43:26,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 16:43:26,415 INFO L93 Difference]: Finished difference Result 11748 states and 40949 transitions. [2021-08-12 16:43:26,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-12 16:43:26,416 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 7 states have internal predecessors, (75), 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 75 [2021-08-12 16:43:26,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 16:43:26,460 INFO L225 Difference]: With dead ends: 11748 [2021-08-12 16:43:26,460 INFO L226 Difference]: Without dead ends: 8868 [2021-08-12 16:43:26,473 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 145.9ms TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-08-12 16:43:26,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8868 states. [2021-08-12 16:43:26,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8868 to 8868. [2021-08-12 16:43:26,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8868 states, 8867 states have (on average 3.478628622984098) internal successors, (30845), 8867 states have internal predecessors, (30845), 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) [2021-08-12 16:43:26,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8868 states to 8868 states and 30845 transitions. [2021-08-12 16:43:26,784 INFO L78 Accepts]: Start accepts. Automaton has 8868 states and 30845 transitions. Word has length 75 [2021-08-12 16:43:26,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 16:43:26,785 INFO L482 AbstractCegarLoop]: Abstraction has 8868 states and 30845 transitions. [2021-08-12 16:43:26,785 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 7 states have internal predecessors, (75), 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) [2021-08-12 16:43:26,785 INFO L276 IsEmpty]: Start isEmpty. Operand 8868 states and 30845 transitions. [2021-08-12 16:43:26,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-08-12 16:43:26,802 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 16:43:26,802 INFO L550 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 16:43:26,802 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-12 16:43:26,802 INFO L430 AbstractCegarLoop]: === Iteration 4 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 16:43:26,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 16:43:26,804 INFO L82 PathProgramCache]: Analyzing trace with hash -1845595417, now seen corresponding path program 1 times [2021-08-12 16:43:26,804 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 16:43:26,804 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [624947810] [2021-08-12 16:43:26,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 16:43:26,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 16:43:26,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 16:43:26,948 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 16:43:26,949 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [624947810] [2021-08-12 16:43:26,949 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [624947810] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 16:43:26,949 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 16:43:26,949 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-12 16:43:26,949 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600642331] [2021-08-12 16:43:26,950 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-08-12 16:43:26,950 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 16:43:26,951 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-12 16:43:26,951 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-12 16:43:26,951 INFO L87 Difference]: Start difference. First operand 8868 states and 30845 transitions. Second operand has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 6 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 16:43:27,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 16:43:27,353 INFO L93 Difference]: Finished difference Result 13386 states and 46163 transitions. [2021-08-12 16:43:27,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-12 16:43:27,354 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 6 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 79 [2021-08-12 16:43:27,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 16:43:27,410 INFO L225 Difference]: With dead ends: 13386 [2021-08-12 16:43:27,411 INFO L226 Difference]: Without dead ends: 7338 [2021-08-12 16:43:27,427 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 76.9ms TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-08-12 16:43:27,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7338 states. [2021-08-12 16:43:27,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7338 to 7338. [2021-08-12 16:43:27,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7338 states, 7337 states have (on average 3.3699059561128526) internal successors, (24725), 7337 states have internal predecessors, (24725), 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) [2021-08-12 16:43:27,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7338 states to 7338 states and 24725 transitions. [2021-08-12 16:43:27,655 INFO L78 Accepts]: Start accepts. Automaton has 7338 states and 24725 transitions. Word has length 79 [2021-08-12 16:43:27,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 16:43:27,655 INFO L482 AbstractCegarLoop]: Abstraction has 7338 states and 24725 transitions. [2021-08-12 16:43:27,655 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 6 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 16:43:27,655 INFO L276 IsEmpty]: Start isEmpty. Operand 7338 states and 24725 transitions. [2021-08-12 16:43:27,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-08-12 16:43:27,667 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 16:43:27,667 INFO L550 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] [2021-08-12 16:43:27,667 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-12 16:43:27,667 INFO L430 AbstractCegarLoop]: === Iteration 5 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 16:43:27,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 16:43:27,667 INFO L82 PathProgramCache]: Analyzing trace with hash 514567588, now seen corresponding path program 1 times [2021-08-12 16:43:27,668 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 16:43:27,668 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1998924865] [2021-08-12 16:43:27,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 16:43:27,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 16:43:27,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 16:43:27,832 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 16:43:27,832 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1998924865] [2021-08-12 16:43:27,832 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1998924865] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 16:43:27,832 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 16:43:27,832 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-12 16:43:27,832 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [329992777] [2021-08-12 16:43:27,833 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-12 16:43:27,833 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 16:43:27,833 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-12 16:43:27,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-12 16:43:27,833 INFO L87 Difference]: Start difference. First operand 7338 states and 24725 transitions. Second operand has 7 states, 7 states have (on average 11.714285714285714) internal successors, (82), 7 states have internal predecessors, (82), 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) [2021-08-12 16:43:28,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 16:43:28,210 INFO L93 Difference]: Finished difference Result 9228 states and 30728 transitions. [2021-08-12 16:43:28,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-12 16:43:28,211 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.714285714285714) internal successors, (82), 7 states have internal predecessors, (82), 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 82 [2021-08-12 16:43:28,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 16:43:28,243 INFO L225 Difference]: With dead ends: 9228 [2021-08-12 16:43:28,243 INFO L226 Difference]: Without dead ends: 4710 [2021-08-12 16:43:28,251 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 98.5ms TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2021-08-12 16:43:28,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4710 states. [2021-08-12 16:43:28,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4710 to 4710. [2021-08-12 16:43:28,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4710 states, 4709 states have (on average 3.2042896581015077) internal successors, (15089), 4709 states have internal predecessors, (15089), 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) [2021-08-12 16:43:28,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4710 states to 4710 states and 15089 transitions. [2021-08-12 16:43:28,362 INFO L78 Accepts]: Start accepts. Automaton has 4710 states and 15089 transitions. Word has length 82 [2021-08-12 16:43:28,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 16:43:28,362 INFO L482 AbstractCegarLoop]: Abstraction has 4710 states and 15089 transitions. [2021-08-12 16:43:28,362 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 11.714285714285714) internal successors, (82), 7 states have internal predecessors, (82), 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) [2021-08-12 16:43:28,362 INFO L276 IsEmpty]: Start isEmpty. Operand 4710 states and 15089 transitions. [2021-08-12 16:43:28,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-08-12 16:43:28,371 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 16:43:28,371 INFO L550 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] [2021-08-12 16:43:28,371 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-12 16:43:28,371 INFO L430 AbstractCegarLoop]: === Iteration 6 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 16:43:28,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 16:43:28,371 INFO L82 PathProgramCache]: Analyzing trace with hash -864751227, now seen corresponding path program 1 times [2021-08-12 16:43:28,371 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 16:43:28,371 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443305535] [2021-08-12 16:43:28,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 16:43:28,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 16:43:28,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 16:43:28,599 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 16:43:28,599 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [443305535] [2021-08-12 16:43:28,599 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [443305535] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 16:43:28,599 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 16:43:28,599 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-12 16:43:28,600 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665471932] [2021-08-12 16:43:28,600 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-12 16:43:28,600 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 16:43:28,600 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-12 16:43:28,600 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-08-12 16:43:28,600 INFO L87 Difference]: Start difference. First operand 4710 states and 15089 transitions. Second operand has 7 states, 7 states have (on average 12.142857142857142) internal successors, (85), 7 states have internal predecessors, (85), 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) [2021-08-12 16:43:28,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 16:43:28,887 INFO L93 Difference]: Finished difference Result 7530 states and 24133 transitions. [2021-08-12 16:43:28,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-12 16:43:28,888 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.142857142857142) internal successors, (85), 7 states have internal predecessors, (85), 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 85 [2021-08-12 16:43:28,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 16:43:28,921 INFO L225 Difference]: With dead ends: 7530 [2021-08-12 16:43:28,922 INFO L226 Difference]: Without dead ends: 5715 [2021-08-12 16:43:28,927 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 121.1ms TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2021-08-12 16:43:28,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5715 states. [2021-08-12 16:43:29,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5715 to 5226. [2021-08-12 16:43:29,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5226 states, 5225 states have (on average 3.188516746411483) internal successors, (16660), 5225 states have internal predecessors, (16660), 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) [2021-08-12 16:43:29,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5226 states to 5226 states and 16660 transitions. [2021-08-12 16:43:29,084 INFO L78 Accepts]: Start accepts. Automaton has 5226 states and 16660 transitions. Word has length 85 [2021-08-12 16:43:29,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 16:43:29,085 INFO L482 AbstractCegarLoop]: Abstraction has 5226 states and 16660 transitions. [2021-08-12 16:43:29,085 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 12.142857142857142) internal successors, (85), 7 states have internal predecessors, (85), 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) [2021-08-12 16:43:29,085 INFO L276 IsEmpty]: Start isEmpty. Operand 5226 states and 16660 transitions. [2021-08-12 16:43:29,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-08-12 16:43:29,096 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 16:43:29,096 INFO L550 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] [2021-08-12 16:43:29,096 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-12 16:43:29,096 INFO L430 AbstractCegarLoop]: === Iteration 7 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 16:43:29,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 16:43:29,096 INFO L82 PathProgramCache]: Analyzing trace with hash -438259079, now seen corresponding path program 2 times [2021-08-12 16:43:29,097 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 16:43:29,097 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368645351] [2021-08-12 16:43:29,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 16:43:29,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 16:43:29,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 16:43:29,333 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 16:43:29,333 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1368645351] [2021-08-12 16:43:29,333 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1368645351] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 16:43:29,333 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 16:43:29,333 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-08-12 16:43:29,334 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003590467] [2021-08-12 16:43:29,334 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-08-12 16:43:29,334 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 16:43:29,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-12 16:43:29,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-08-12 16:43:29,334 INFO L87 Difference]: Start difference. First operand 5226 states and 16660 transitions. Second operand has 8 states, 8 states have (on average 10.625) internal successors, (85), 8 states have internal predecessors, (85), 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) [2021-08-12 16:43:29,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 16:43:29,571 INFO L93 Difference]: Finished difference Result 7794 states and 24900 transitions. [2021-08-12 16:43:29,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-12 16:43:29,571 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.625) internal successors, (85), 8 states have internal predecessors, (85), 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 85 [2021-08-12 16:43:29,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 16:43:29,596 INFO L225 Difference]: With dead ends: 7794 [2021-08-12 16:43:29,596 INFO L226 Difference]: Without dead ends: 4980 [2021-08-12 16:43:29,601 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 70.5ms TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-08-12 16:43:29,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4980 states. [2021-08-12 16:43:29,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4980 to 4710. [2021-08-12 16:43:29,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4710 states, 4709 states have (on average 3.1571458908473136) internal successors, (14867), 4709 states have internal predecessors, (14867), 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) [2021-08-12 16:43:29,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4710 states to 4710 states and 14867 transitions. [2021-08-12 16:43:29,741 INFO L78 Accepts]: Start accepts. Automaton has 4710 states and 14867 transitions. Word has length 85 [2021-08-12 16:43:29,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 16:43:29,741 INFO L482 AbstractCegarLoop]: Abstraction has 4710 states and 14867 transitions. [2021-08-12 16:43:29,741 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 10.625) internal successors, (85), 8 states have internal predecessors, (85), 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) [2021-08-12 16:43:29,741 INFO L276 IsEmpty]: Start isEmpty. Operand 4710 states and 14867 transitions. [2021-08-12 16:43:29,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-08-12 16:43:29,748 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 16:43:29,748 INFO L550 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] [2021-08-12 16:43:29,749 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-12 16:43:29,749 INFO L430 AbstractCegarLoop]: === Iteration 8 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 16:43:29,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 16:43:29,749 INFO L82 PathProgramCache]: Analyzing trace with hash 385163065, now seen corresponding path program 3 times [2021-08-12 16:43:29,749 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 16:43:29,749 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987096461] [2021-08-12 16:43:29,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 16:43:29,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 16:43:29,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 16:43:29,848 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 16:43:29,848 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1987096461] [2021-08-12 16:43:29,848 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1987096461] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 16:43:29,849 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 16:43:29,849 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-08-12 16:43:29,849 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [479946132] [2021-08-12 16:43:29,849 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-08-12 16:43:29,849 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 16:43:29,849 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-12 16:43:29,849 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-08-12 16:43:29,850 INFO L87 Difference]: Start difference. First operand 4710 states and 14867 transitions. Second operand has 8 states, 8 states have (on average 10.625) internal successors, (85), 8 states have internal predecessors, (85), 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) [2021-08-12 16:43:30,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 16:43:30,062 INFO L93 Difference]: Finished difference Result 5034 states and 15812 transitions. [2021-08-12 16:43:30,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-12 16:43:30,063 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.625) internal successors, (85), 8 states have internal predecessors, (85), 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 85 [2021-08-12 16:43:30,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 16:43:30,091 INFO L225 Difference]: With dead ends: 5034 [2021-08-12 16:43:30,091 INFO L226 Difference]: Without dead ends: 2304 [2021-08-12 16:43:30,097 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 90.4ms TimeCoverageRelationStatistics Valid=61, Invalid=149, Unknown=0, NotChecked=0, Total=210 [2021-08-12 16:43:30,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2304 states. [2021-08-12 16:43:30,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2304 to 2304. [2021-08-12 16:43:30,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2304 states, 2303 states have (on average 2.9934867564046894) internal successors, (6894), 2303 states have internal predecessors, (6894), 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) [2021-08-12 16:43:30,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2304 states to 2304 states and 6894 transitions. [2021-08-12 16:43:30,174 INFO L78 Accepts]: Start accepts. Automaton has 2304 states and 6894 transitions. Word has length 85 [2021-08-12 16:43:30,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 16:43:30,174 INFO L482 AbstractCegarLoop]: Abstraction has 2304 states and 6894 transitions. [2021-08-12 16:43:30,175 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 10.625) internal successors, (85), 8 states have internal predecessors, (85), 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) [2021-08-12 16:43:30,175 INFO L276 IsEmpty]: Start isEmpty. Operand 2304 states and 6894 transitions. [2021-08-12 16:43:30,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-08-12 16:43:30,178 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 16:43:30,178 INFO L550 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 16:43:30,178 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-12 16:43:30,179 INFO L430 AbstractCegarLoop]: === Iteration 9 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 16:43:30,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 16:43:30,179 INFO L82 PathProgramCache]: Analyzing trace with hash 1065329975, now seen corresponding path program 1 times [2021-08-12 16:43:30,179 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 16:43:30,179 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543693468] [2021-08-12 16:43:30,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 16:43:30,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 16:43:30,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 16:43:30,393 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 16:43:30,393 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543693468] [2021-08-12 16:43:30,393 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [543693468] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 16:43:30,393 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 16:43:30,393 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-08-12 16:43:30,393 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012469644] [2021-08-12 16:43:30,394 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-08-12 16:43:30,394 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 16:43:30,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-08-12 16:43:30,394 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-08-12 16:43:30,395 INFO L87 Difference]: Start difference. First operand 2304 states and 6894 transitions. Second operand has 10 states, 10 states have (on average 9.0) internal successors, (90), 10 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 16:43:30,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-12 16:43:30,766 INFO L93 Difference]: Finished difference Result 3513 states and 10598 transitions. [2021-08-12 16:43:30,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-12 16:43:30,767 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 9.0) internal successors, (90), 10 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 90 [2021-08-12 16:43:30,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-12 16:43:30,792 INFO L225 Difference]: With dead ends: 3513 [2021-08-12 16:43:30,792 INFO L226 Difference]: Without dead ends: 2221 [2021-08-12 16:43:30,795 INFO L806 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 123.8ms TimeCoverageRelationStatistics Valid=55, Invalid=155, Unknown=0, NotChecked=0, Total=210 [2021-08-12 16:43:30,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2221 states. [2021-08-12 16:43:30,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2221 to 1636. [2021-08-12 16:43:30,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1636 states, 1635 states have (on average 2.94434250764526) internal successors, (4814), 1635 states have internal predecessors, (4814), 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) [2021-08-12 16:43:30,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1636 states to 1636 states and 4814 transitions. [2021-08-12 16:43:30,866 INFO L78 Accepts]: Start accepts. Automaton has 1636 states and 4814 transitions. Word has length 90 [2021-08-12 16:43:30,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-12 16:43:30,866 INFO L482 AbstractCegarLoop]: Abstraction has 1636 states and 4814 transitions. [2021-08-12 16:43:30,866 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 9.0) internal successors, (90), 10 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 16:43:30,866 INFO L276 IsEmpty]: Start isEmpty. Operand 1636 states and 4814 transitions. [2021-08-12 16:43:30,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-08-12 16:43:30,869 INFO L542 BasicCegarLoop]: Found error trace [2021-08-12 16:43:30,869 INFO L550 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 16:43:30,869 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-12 16:43:30,869 INFO L430 AbstractCegarLoop]: === Iteration 10 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-12 16:43:30,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 16:43:30,870 INFO L82 PathProgramCache]: Analyzing trace with hash -1761965671, now seen corresponding path program 2 times [2021-08-12 16:43:30,870 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 16:43:30,870 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [210346568] [2021-08-12 16:43:30,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 16:43:30,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-12 16:43:30,904 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-12 16:43:30,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-12 16:43:30,944 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-12 16:43:30,984 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-12 16:43:30,984 INFO L651 BasicCegarLoop]: Counterexample might be feasible [2021-08-12 16:43:30,984 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-08-12 16:43:30,986 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-12 16:43:31,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.08 04:43:31 BasicIcfg [2021-08-12 16:43:31,096 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-12 16:43:31,097 INFO L168 Benchmark]: Toolchain (without parser) took 11726.26 ms. Allocated memory was 188.7 MB in the beginning and 3.1 GB in the end (delta: 2.9 GB). Free memory was 151.9 MB in the beginning and 2.6 GB in the end (delta: -2.4 GB). Peak memory consumption was 492.5 MB. Max. memory is 8.0 GB. [2021-08-12 16:43:31,097 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 188.7 MB. Free memory is still 170.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-08-12 16:43:31,097 INFO L168 Benchmark]: CACSL2BoogieTranslator took 501.58 ms. Allocated memory is still 188.7 MB. Free memory was 151.7 MB in the beginning and 147.0 MB in the end (delta: 4.7 MB). Peak memory consumption was 13.9 MB. Max. memory is 8.0 GB. [2021-08-12 16:43:31,097 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.06 ms. Allocated memory is still 188.7 MB. Free memory was 147.0 MB in the beginning and 144.5 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-08-12 16:43:31,097 INFO L168 Benchmark]: Boogie Preprocessor took 33.42 ms. Allocated memory is still 188.7 MB. Free memory was 144.5 MB in the beginning and 142.1 MB in the end (delta: 2.4 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-08-12 16:43:31,098 INFO L168 Benchmark]: RCFGBuilder took 1340.16 ms. Allocated memory was 188.7 MB in the beginning and 233.8 MB in the end (delta: 45.1 MB). Free memory was 142.1 MB in the beginning and 164.9 MB in the end (delta: -22.8 MB). Peak memory consumption was 67.7 MB. Max. memory is 8.0 GB. [2021-08-12 16:43:31,098 INFO L168 Benchmark]: TraceAbstraction took 9770.06 ms. Allocated memory was 233.8 MB in the beginning and 3.1 GB in the end (delta: 2.9 GB). Free memory was 164.4 MB in the beginning and 2.6 GB in the end (delta: -2.4 GB). Peak memory consumption was 459.1 MB. Max. memory is 8.0 GB. [2021-08-12 16:43:31,099 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 188.7 MB. Free memory is still 170.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 501.58 ms. Allocated memory is still 188.7 MB. Free memory was 151.7 MB in the beginning and 147.0 MB in the end (delta: 4.7 MB). Peak memory consumption was 13.9 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 58.06 ms. Allocated memory is still 188.7 MB. Free memory was 147.0 MB in the beginning and 144.5 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 33.42 ms. Allocated memory is still 188.7 MB. Free memory was 144.5 MB in the beginning and 142.1 MB in the end (delta: 2.4 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1340.16 ms. Allocated memory was 188.7 MB in the beginning and 233.8 MB in the end (delta: 45.1 MB). Free memory was 142.1 MB in the beginning and 164.9 MB in the end (delta: -22.8 MB). Peak memory consumption was 67.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 9770.06 ms. Allocated memory was 233.8 MB in the beginning and 3.1 GB in the end (delta: 2.9 GB). Free memory was 164.4 MB in the beginning and 2.6 GB in the end (delta: -2.4 GB). Peak memory consumption was 459.1 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - 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_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0] [L715] 0 int __unbuffered_p1_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0] [L717] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0] [L719] 0 int __unbuffered_p2_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0] [L721] 0 int a = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0] [L722] 0 _Bool a$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0] [L723] 0 int a$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=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] [L724] 0 _Bool a$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0] [L725] 0 _Bool a$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0] [L726] 0 _Bool a$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=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$r_buff0_thd2=0] [L727] 0 _Bool a$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=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] [L728] 0 _Bool a$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$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] [L729] 0 _Bool a$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$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$r_buff1_thd1=0] [L730] 0 _Bool a$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=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$r_buff1_thd2=0] [L731] 0 _Bool a$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=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] [L732] 0 _Bool a$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$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] [L733] 0 int *a$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$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$read_delayed_var={0:0}] [L734] 0 int a$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=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$w_buff0=0] [L735] 0 _Bool a$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=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] [L736] 0 int a$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$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] [L737] 0 _Bool a$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$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$w_buff1_used=0] [L738] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=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$tmp_guard0=0] [L739] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=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] [L741] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=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] [L743] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=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] [L745] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=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] [L746] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, z=0] [L747] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L850] 0 pthread_t t257; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L851] FCALL, FORK 0 pthread_create(&t257, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L751] 1 a$w_buff1 = a$w_buff0 [L752] 1 a$w_buff0 = 1 [L753] 1 a$w_buff1_used = a$w_buff0_used [L754] 1 a$w_buff0_used = (_Bool)1 [L18] COND FALSE 1 !(!expression) [L756] 1 a$r_buff1_thd0 = a$r_buff0_thd0 [L757] 1 a$r_buff1_thd1 = a$r_buff0_thd1 [L758] 1 a$r_buff1_thd2 = a$r_buff0_thd2 [L759] 1 a$r_buff1_thd3 = a$r_buff0_thd3 [L760] 1 a$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L763] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L852] 0 pthread_t t258; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L853] FCALL, FORK 0 pthread_create(&t258, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L854] 0 pthread_t t259; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L780] 2 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L783] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L855] FCALL, FORK 0 pthread_create(&t259, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L786] 2 __unbuffered_p1_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L789] 2 __unbuffered_p1_EBX = z VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L792] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L792] EXPR 2 a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a [L792] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L792] 2 a = a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L793] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L793] 2 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L794] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L794] 2 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L795] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L795] 2 a$r_buff0_thd2 = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L796] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L796] 2 a$r_buff1_thd2 = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L799] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L806] 3 z = 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=1] [L809] 3 __unbuffered_p2_EAX = z VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=1] [L812] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L813] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L814] 3 a$flush_delayed = weak$$choice2 [L815] 3 a$mem_tmp = a [L816] EXPR 3 !a$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) [L816] 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) [L817] EXPR 3 weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : a$w_buff0)) [L817] 3 a$w_buff0 = weak$$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)) [L818] EXPR 3 weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff1 : a$w_buff1)) [L818] 3 a$w_buff1 = weak$$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)) [L819] EXPR 3 weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used)) [L819] 3 a$w_buff0_used = weak$$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)) [L820] EXPR 3 weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L820] 3 a$w_buff1_used = weak$$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)) [L821] EXPR 3 weak$$choice2 ? a$r_buff0_thd3 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$r_buff0_thd3 : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3)) [L821] 3 a$r_buff0_thd3 = weak$$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)) [L822] EXPR 3 weak$$choice2 ? a$r_buff1_thd3 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$r_buff1_thd3 : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L822] 3 a$r_buff1_thd3 = weak$$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$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L823] 3 __unbuffered_p2_EBX = a [L824] EXPR 3 a$flush_delayed ? a$mem_tmp : a [L824] 3 a = a$flush_delayed ? a$mem_tmp : a [L825] 3 a$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=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=255, x=1, y=1, z=1] [L766] 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) [L766] 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) [L767] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L767] 1 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L768] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L768] 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 [L769] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L769] 1 a$r_buff0_thd1 = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L770] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L770] 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 [L773] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=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=255, x=1, y=1, z=1] [L828] 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) [L828] EXPR 3 a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a [L828] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L828] 3 a = a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a) [L829] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L829] 3 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used [L830] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L830] 3 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used [L831] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L831] 3 a$r_buff0_thd3 = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3 [L832] EXPR 3 a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L832] 3 a$r_buff1_thd3 = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3 [L835] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, a$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=255, x=1, y=1, z=1] [L857] 0 main$tmp_guard0 = __unbuffered_cnt == 3 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, a$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=255, x=1, y=1, z=1] [L3] COND FALSE 0 !(!cond) VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=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=255, x=1, y=1, z=1] [L861] 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) [L861] EXPR 0 a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a [L861] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L861] 0 a = a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L862] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L862] 0 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L863] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L863] 0 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L864] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L864] 0 a$r_buff0_thd0 = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L865] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 [L865] 0 a$r_buff1_thd0 = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 [L868] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 0 && __unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 0 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 0) VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=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=255, x=1, y=1, z=1] [L18] COND TRUE 0 !expression VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=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=255, x=1, y=1, z=1] [L18] 0 reach_error() VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=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=255, x=1, y=1, z=1] - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 144 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 9572.0ms, OverallIterations: 10, TraceHistogramMax: 1, EmptinessCheckTime: 269.2ms, AutomataDifference: 4044.1ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1252.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1359 SDtfs, 1792 SDslu, 4918 SDs, 0 SdLazy, 487 SolverSat, 73 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 357.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 106 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 812.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=22607occurred in iteration=0, InterpolantAutomatonStates: 81, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 1759.2ms AutomataMinimizationTime, 9 MinimizatonAttempts, 1344 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 30.9ms SsaConstructionTime, 517.7ms SatisfiabilityAnalysisTime, 1095.0ms InterpolantComputationTime, 789 NumberOfCodeBlocks, 789 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 690 ConstructedInterpolants, 0 QuantifiedInterpolants, 3557 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...