/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-POR-NewStatesSleep-NoLbe-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix056_pso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-87fd7473a0bda1db0ad7f77f2116346063730f21-87fd747 [2021-08-22 03:13:35,116 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-22 03:13:35,117 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-22 03:13:35,150 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-22 03:13:35,151 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-22 03:13:35,151 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-22 03:13:35,154 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-22 03:13:35,163 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-22 03:13:35,166 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-22 03:13:35,171 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-22 03:13:35,171 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-22 03:13:35,172 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-22 03:13:35,172 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-22 03:13:35,173 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-22 03:13:35,173 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-22 03:13:35,174 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-22 03:13:35,175 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-22 03:13:35,175 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-22 03:13:35,176 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-22 03:13:35,177 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-22 03:13:35,178 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-22 03:13:35,184 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-22 03:13:35,186 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-22 03:13:35,188 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-22 03:13:35,194 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-22 03:13:35,195 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-22 03:13:35,195 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-22 03:13:35,195 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-22 03:13:35,195 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-22 03:13:35,196 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-22 03:13:35,196 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-22 03:13:35,197 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-22 03:13:35,197 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-22 03:13:35,198 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-22 03:13:35,198 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-22 03:13:35,198 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-22 03:13:35,199 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-22 03:13:35,199 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-22 03:13:35,199 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-22 03:13:35,200 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-22 03:13:35,200 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-22 03:13:35,205 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-POR-NewStatesSleep-NoLbe-Random42.epf [2021-08-22 03:13:35,236 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-22 03:13:35,237 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-22 03:13:35,237 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-22 03:13:35,237 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-22 03:13:35,239 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-22 03:13:35,240 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-22 03:13:35,240 INFO L138 SettingsManager]: * Use SBE=true [2021-08-22 03:13:35,240 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-22 03:13:35,240 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-22 03:13:35,240 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-22 03:13:35,241 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-22 03:13:35,241 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-22 03:13:35,241 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-22 03:13:35,241 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-22 03:13:35,241 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-22 03:13:35,241 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-22 03:13:35,242 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-22 03:13:35,242 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-22 03:13:35,242 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-22 03:13:35,242 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-22 03:13:35,242 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-22 03:13:35,242 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-22 03:13:35,242 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-22 03:13:35,242 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-22 03:13:35,242 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-22 03:13:35,243 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-22 03:13:35,243 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-22 03:13:35,243 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-22 03:13:35,243 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-08-22 03:13:35,243 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-22 03:13:35,243 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-22 03:13:35,243 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-08-22 03:13:35,243 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-22 03:13:35,244 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-08-22 03:13:35,244 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-22 03:13:35,244 INFO L138 SettingsManager]: * Random seed used by POR DFS order=42 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-22 03:13:35,601 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-22 03:13:35,618 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-22 03:13:35,620 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-22 03:13:35,621 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-22 03:13:35,622 INFO L275 PluginConnector]: CDTParser initialized [2021-08-22 03:13:35,622 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix056_pso.opt.i [2021-08-22 03:13:35,701 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b66132b44/40ff61f0522e426a8b0ea7516ff9ab70/FLAG41906705f [2021-08-22 03:13:36,172 INFO L306 CDTParser]: Found 1 translation units. [2021-08-22 03:13:36,173 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix056_pso.opt.i [2021-08-22 03:13:36,184 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b66132b44/40ff61f0522e426a8b0ea7516ff9ab70/FLAG41906705f [2021-08-22 03:13:36,522 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b66132b44/40ff61f0522e426a8b0ea7516ff9ab70 [2021-08-22 03:13:36,524 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-22 03:13:36,525 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-22 03:13:36,526 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-22 03:13:36,526 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-22 03:13:36,529 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-22 03:13:36,529 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 03:13:36" (1/1) ... [2021-08-22 03:13:36,530 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1dd0ea0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:13:36, skipping insertion in model container [2021-08-22 03:13:36,530 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 03:13:36" (1/1) ... [2021-08-22 03:13:36,535 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-22 03:13:36,580 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-22 03:13:36,711 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix056_pso.opt.i[948,961] [2021-08-22 03:13:36,921 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-22 03:13:36,927 INFO L203 MainTranslator]: Completed pre-run [2021-08-22 03:13:36,936 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix056_pso.opt.i[948,961] [2021-08-22 03:13:36,989 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-22 03:13:37,019 INFO L208 MainTranslator]: Completed translation [2021-08-22 03:13:37,020 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:13:37 WrapperNode [2021-08-22 03:13:37,020 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-22 03:13:37,021 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-22 03:13:37,021 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-22 03:13:37,021 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-22 03:13:37,025 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:13:37" (1/1) ... [2021-08-22 03:13:37,053 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:13:37" (1/1) ... [2021-08-22 03:13:37,087 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-22 03:13:37,088 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-22 03:13:37,088 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-22 03:13:37,088 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-22 03:13:37,093 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:13:37" (1/1) ... [2021-08-22 03:13:37,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:13:37" (1/1) ... [2021-08-22 03:13:37,104 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:13:37" (1/1) ... [2021-08-22 03:13:37,105 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:13:37" (1/1) ... [2021-08-22 03:13:37,110 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:13:37" (1/1) ... [2021-08-22 03:13:37,128 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:13:37" (1/1) ... [2021-08-22 03:13:37,130 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:13:37" (1/1) ... [2021-08-22 03:13:37,135 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-22 03:13:37,136 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-22 03:13:37,136 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-22 03:13:37,136 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-22 03:13:37,137 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:13:37" (1/1) ... [2021-08-22 03:13:37,148 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-22 03:13:37,154 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 03:13:37,195 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-08-22 03:13:37,241 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-08-22 03:13:37,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-22 03:13:37,255 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-08-22 03:13:37,256 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-22 03:13:37,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-22 03:13:37,256 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-08-22 03:13:37,256 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-08-22 03:13:37,257 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-08-22 03:13:37,257 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-08-22 03:13:37,257 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-08-22 03:13:37,257 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-08-22 03:13:37,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-22 03:13:37,257 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-08-22 03:13:37,257 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-22 03:13:37,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-22 03:13:37,259 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-22 03:13:38,476 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-22 03:13:38,476 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-08-22 03:13:38,478 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 03:13:38 BoogieIcfgContainer [2021-08-22 03:13:38,478 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-22 03:13:38,479 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-22 03:13:38,479 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-22 03:13:38,481 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-22 03:13:38,481 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.08 03:13:36" (1/3) ... [2021-08-22 03:13:38,482 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e238d41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 03:13:38, skipping insertion in model container [2021-08-22 03:13:38,482 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:13:37" (2/3) ... [2021-08-22 03:13:38,482 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e238d41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 03:13:38, skipping insertion in model container [2021-08-22 03:13:38,482 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 03:13:38" (3/3) ... [2021-08-22 03:13:38,483 INFO L111 eAbstractionObserver]: Analyzing ICFG mix056_pso.opt.i [2021-08-22 03:13:38,486 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-22 03:13:38,486 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-22 03:13:38,486 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-08-22 03:13:38,486 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-22 03:13:38,510 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,510 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,510 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,510 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,510 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,510 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,510 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,511 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,511 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,511 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,511 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,511 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,511 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,511 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,511 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,511 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,511 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,512 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,512 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,512 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,512 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,512 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,512 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,512 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,512 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,512 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,512 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,513 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,513 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,513 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,513 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,513 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,513 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,513 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,513 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,514 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,514 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,514 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,514 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,514 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,514 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,514 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,514 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,514 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,514 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,515 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,515 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,515 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,515 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,515 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,515 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,515 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,515 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,515 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,515 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,516 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,516 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,516 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,516 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,516 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,516 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,517 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,517 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,517 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,517 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,517 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,517 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,517 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,517 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,517 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,517 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,518 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,520 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,520 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,520 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,520 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,520 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,520 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,520 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,520 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,520 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,521 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,521 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,521 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,522 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,522 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,523 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,523 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,524 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,524 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,524 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,524 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,524 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,524 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,524 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,524 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,524 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,524 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:38,525 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-08-22 03:13:38,553 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-22 03:13:38,553 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 03:13:38,554 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-22 03:13:38,575 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-22 03:13:38,578 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-22 03:13:38,579 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-08-22 03:13:38,580 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-08-22 03:13:38,619 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-22 03:13:38,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 03:13:38,622 INFO L82 PathProgramCache]: Analyzing trace with hash -2102886384, now seen corresponding path program 1 times [2021-08-22 03:13:38,628 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 03:13:38,629 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883252532] [2021-08-22 03:13:38,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 03:13:38,629 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 03:13:38,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 03:13:38,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 03:13:38,981 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 03:13:38,981 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883252532] [2021-08-22 03:13:38,982 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [883252532] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 03:13:38,982 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 03:13:38,982 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-22 03:13:38,983 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1305896454] [2021-08-22 03:13:38,986 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-22 03:13:38,987 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 03:13:38,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-22 03:13:38,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-08-22 03:13:38,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:13:38,997 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 03:13:38,998 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.428571428571429) internal successors, (87), 7 states have internal predecessors, (87), 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) [2021-08-22 03:13:38,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:13:39,146 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,147 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,177 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,177 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,178 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,178 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,178 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,178 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,178 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,178 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,178 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,179 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,179 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,179 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,179 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,179 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,181 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,207 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,207 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,208 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,208 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,208 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,208 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,208 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,208 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,208 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,209 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,209 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,209 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,209 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,209 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,211 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,259 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,259 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,259 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,260 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,260 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,260 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,260 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,260 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,260 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,260 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,261 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,261 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,261 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,261 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,277 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,277 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,277 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,278 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,278 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,278 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,278 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,278 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,278 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,278 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,279 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,279 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,279 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,279 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-22 03:13:39,300 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-22 03:13:39,301 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-22 03:13:39,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 03:13:39,301 INFO L82 PathProgramCache]: Analyzing trace with hash 1926470700, now seen corresponding path program 2 times [2021-08-22 03:13:39,301 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 03:13:39,301 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420781046] [2021-08-22 03:13:39,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 03:13:39,302 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 03:13:39,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 03:13:39,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 03:13:39,626 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 03:13:39,626 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1420781046] [2021-08-22 03:13:39,626 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1420781046] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 03:13:39,626 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 03:13:39,626 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-08-22 03:13:39,626 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832107815] [2021-08-22 03:13:39,627 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-08-22 03:13:39,627 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 03:13:39,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-08-22 03:13:39,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2021-08-22 03:13:39,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:13:39,628 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 03:13:39,628 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 7.25) internal successors, (87), 12 states have internal predecessors, (87), 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) [2021-08-22 03:13:39,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-22 03:13:39,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:13:39,700 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,700 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,700 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,700 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,700 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,700 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,701 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,701 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,701 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,701 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,701 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,701 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,701 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,701 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,802 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,807 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,813 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,831 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,831 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,831 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,831 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,831 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,831 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,831 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,832 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,832 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,832 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,832 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,832 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,832 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,832 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,847 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,848 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,848 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,848 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,848 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,848 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,848 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,848 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,848 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,849 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,849 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,849 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,849 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,849 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,869 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,870 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,870 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,870 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,870 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,870 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite49_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,870 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,870 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,871 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,871 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,871 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,871 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,871 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:39,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-22 03:13:39,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 03:13:39,898 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-22 03:13:39,898 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-22 03:13:39,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 03:13:39,899 INFO L82 PathProgramCache]: Analyzing trace with hash -1396521364, now seen corresponding path program 3 times [2021-08-22 03:13:39,899 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 03:13:39,899 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382836160] [2021-08-22 03:13:39,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 03:13:39,899 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 03:13:39,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 03:13:40,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 03:13:40,170 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 03:13:40,170 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1382836160] [2021-08-22 03:13:40,171 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1382836160] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 03:13:40,171 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 03:13:40,171 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-08-22 03:13:40,171 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22263277] [2021-08-22 03:13:40,171 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-22 03:13:40,171 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 03:13:40,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-22 03:13:40,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2021-08-22 03:13:40,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:13:40,172 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 03:13:40,172 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.6923076923076925) internal successors, (87), 13 states have internal predecessors, (87), 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) [2021-08-22 03:13:40,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-22 03:13:40,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 03:13:40,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:13:40,248 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,252 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,279 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,280 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,280 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,280 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,280 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,280 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,280 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,280 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,280 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,295 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,295 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,295 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,295 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36_54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,295 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,417 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,418 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,465 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,466 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,466 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,466 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,467 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,484 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,484 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33_64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,485 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,486 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,696 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,696 WARN L313 ript$VariableManager]: TermVariabe v_~y~0_149 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,765 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,770 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,776 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,782 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,805 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,805 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,821 WARN L313 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite23_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,822 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,834 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,852 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,871 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,893 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,912 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,924 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,943 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,963 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,974 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:40,995 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:41,026 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:41,027 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:41,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-22 03:13:41,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 03:13:41,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-22 03:13:41,063 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-22 03:13:41,063 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-22 03:13:41,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 03:13:41,063 INFO L82 PathProgramCache]: Analyzing trace with hash -23034836, now seen corresponding path program 4 times [2021-08-22 03:13:41,063 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 03:13:41,063 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1522800704] [2021-08-22 03:13:41,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 03:13:41,064 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 03:13:41,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 03:13:41,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 03:13:41,321 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 03:13:41,321 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1522800704] [2021-08-22 03:13:41,321 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1522800704] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 03:13:41,321 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 03:13:41,321 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-08-22 03:13:41,321 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [53914636] [2021-08-22 03:13:41,322 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-22 03:13:41,322 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 03:13:41,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-22 03:13:41,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2021-08-22 03:13:41,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:13:41,323 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 03:13:41,323 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.6923076923076925) internal successors, (87), 13 states have internal predecessors, (87), 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) [2021-08-22 03:13:41,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-22 03:13:41,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 03:13:41,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-22 03:13:41,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:13:41,350 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:41,359 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:41,503 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:41,511 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:41,539 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:41,567 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:41,584 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:41,651 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:41,737 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:41,753 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:41,769 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:41,775 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:41,775 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:41,787 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:41,788 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:41,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-22 03:13:41,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 03:13:41,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-22 03:13:41,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-22 03:13:41,813 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-22 03:13:41,813 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-22 03:13:41,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 03:13:41,814 INFO L82 PathProgramCache]: Analyzing trace with hash -837675336, now seen corresponding path program 5 times [2021-08-22 03:13:41,814 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 03:13:41,814 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1744726231] [2021-08-22 03:13:41,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 03:13:41,814 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 03:13:41,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 03:13:42,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 03:13:42,025 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 03:13:42,025 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1744726231] [2021-08-22 03:13:42,025 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1744726231] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 03:13:42,026 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 03:13:42,026 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-08-22 03:13:42,026 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306889558] [2021-08-22 03:13:42,027 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-08-22 03:13:42,027 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 03:13:42,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-22 03:13:42,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-08-22 03:13:42,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:13:42,027 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 03:13:42,028 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.666666666666666) internal successors, (87), 9 states have internal predecessors, (87), 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) [2021-08-22 03:13:42,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-22 03:13:42,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 03:13:42,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-22 03:13:42,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-22 03:13:42,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:13:42,287 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:42,292 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:42,295 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:42,299 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:42,304 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:42,308 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:42,442 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:42,453 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:42,553 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:42,554 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:42,572 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:42,580 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:42,614 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:42,626 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:42,704 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:42,705 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:42,739 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:42,749 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:43,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-22 03:13:43,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 03:13:43,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-22 03:13:43,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 03:13:43,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-22 03:13:43,331 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-22 03:13:43,331 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-22 03:13:43,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 03:13:43,332 INFO L82 PathProgramCache]: Analyzing trace with hash 562199706, now seen corresponding path program 6 times [2021-08-22 03:13:43,332 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 03:13:43,332 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430813589] [2021-08-22 03:13:43,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 03:13:43,332 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 03:13:43,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 03:13:43,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 03:13:43,420 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 03:13:43,420 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1430813589] [2021-08-22 03:13:43,420 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1430813589] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 03:13:43,420 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 03:13:43,420 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-22 03:13:43,421 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [235022897] [2021-08-22 03:13:43,421 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-22 03:13:43,421 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 03:13:43,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-22 03:13:43,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-22 03:13:43,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:13:43,422 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 03:13:43,422 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.5) internal successors, (87), 6 states have internal predecessors, (87), 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) [2021-08-22 03:13:43,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-22 03:13:43,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 03:13:43,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-22 03:13:43,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 03:13:43,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-22 03:13:43,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:13:43,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-22 03:13:43,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 03:13:43,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-22 03:13:43,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 03:13:43,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-22 03:13:43,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 03:13:43,492 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-22 03:13:43,492 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-22 03:13:43,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 03:13:43,493 INFO L82 PathProgramCache]: Analyzing trace with hash 1016766550, now seen corresponding path program 7 times [2021-08-22 03:13:43,493 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 03:13:43,493 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [96146815] [2021-08-22 03:13:43,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 03:13:43,493 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 03:13:43,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 03:13:43,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 03:13:43,583 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 03:13:43,583 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [96146815] [2021-08-22 03:13:43,583 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [96146815] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 03:13:43,583 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 03:13:43,584 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-08-22 03:13:43,584 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [758996686] [2021-08-22 03:13:43,584 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-08-22 03:13:43,584 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 03:13:43,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-22 03:13:43,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-08-22 03:13:43,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:13:43,585 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 03:13:43,585 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.875) internal successors, (87), 8 states have internal predecessors, (87), 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) [2021-08-22 03:13:43,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-22 03:13:43,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 03:13:43,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-22 03:13:43,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 03:13:43,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-22 03:13:43,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 03:13:43,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:13:43,870 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:43,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-22 03:13:43,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 03:13:43,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-22 03:13:43,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 03:13:43,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-22 03:13:43,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 03:13:43,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 03:13:43,916 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-22 03:13:43,916 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-22 03:13:43,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 03:13:43,916 INFO L82 PathProgramCache]: Analyzing trace with hash 1440396766, now seen corresponding path program 8 times [2021-08-22 03:13:43,916 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 03:13:43,917 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [854305171] [2021-08-22 03:13:43,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 03:13:43,917 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 03:13:43,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 03:13:44,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 03:13:44,176 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 03:13:44,176 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [854305171] [2021-08-22 03:13:44,177 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [854305171] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 03:13:44,177 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 03:13:44,177 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-08-22 03:13:44,177 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674245117] [2021-08-22 03:13:44,177 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-22 03:13:44,177 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 03:13:44,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-22 03:13:44,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2021-08-22 03:13:44,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:13:44,178 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 03:13:44,178 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.6923076923076925) internal successors, (87), 13 states have internal predecessors, (87), 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) [2021-08-22 03:13:44,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-22 03:13:44,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 03:13:44,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-22 03:13:44,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-08-22 03:13:44,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-22 03:13:44,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 03:13:44,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 03:13:44,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 03:13:44,401 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:44,406 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:44,412 WARN L313 ript$VariableManager]: TermVariabe |v_P1_#t~ite5_29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:44,412 WARN L313 ript$VariableManager]: TermVariabe |v_P2_#t~ite11_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 03:13:44,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-22 03:13:44,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 03:13:44,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-22 03:13:44,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-22 03:13:44,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-22 03:13:44,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 03:13:44,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 03:13:44,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-22 03:13:44,456 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-22 03:13:44,456 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-08-22 03:13:44,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 03:13:44,456 INFO L82 PathProgramCache]: Analyzing trace with hash 796362658, now seen corresponding path program 9 times [2021-08-22 03:13:44,456 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 03:13:44,456 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1885848436] [2021-08-22 03:13:44,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 03:13:44,457 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 03:13:44,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-22 03:13:44,480 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-22 03:13:44,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-22 03:13:44,535 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-22 03:13:44,536 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-08-22 03:13:44,536 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-22 03:13:44,537 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-22 03:13:44,538 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-22 03:13:44,538 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-08-22 03:13:44,538 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION [2021-08-22 03:13:44,538 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-22 03:13:44,538 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-22 03:13:44,545 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-22 03:13:44,545 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-22 03:13:44,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.08 03:13:44 BasicIcfg [2021-08-22 03:13:44,628 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-22 03:13:44,630 INFO L168 Benchmark]: Toolchain (without parser) took 8103.66 ms. Allocated memory was 183.5 MB in the beginning and 514.9 MB in the end (delta: 331.4 MB). Free memory was 147.0 MB in the beginning and 351.6 MB in the end (delta: -204.5 MB). Peak memory consumption was 126.5 MB. Max. memory is 8.0 GB. [2021-08-22 03:13:44,630 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 183.5 MB. Free memory was 165.7 MB in the beginning and 165.6 MB in the end (delta: 115.1 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-08-22 03:13:44,630 INFO L168 Benchmark]: CACSL2BoogieTranslator took 493.93 ms. Allocated memory is still 183.5 MB. Free memory was 146.8 MB in the beginning and 153.9 MB in the end (delta: -7.1 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-08-22 03:13:44,630 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.14 ms. Allocated memory is still 183.5 MB. Free memory was 153.9 MB in the beginning and 151.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-08-22 03:13:44,631 INFO L168 Benchmark]: Boogie Preprocessor took 47.62 ms. Allocated memory is still 183.5 MB. Free memory was 151.2 MB in the beginning and 149.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-08-22 03:13:44,631 INFO L168 Benchmark]: RCFGBuilder took 1342.42 ms. Allocated memory was 183.5 MB in the beginning and 220.2 MB in the end (delta: 36.7 MB). Free memory was 148.6 MB in the beginning and 154.7 MB in the end (delta: -6.1 MB). Peak memory consumption was 93.0 MB. Max. memory is 8.0 GB. [2021-08-22 03:13:44,631 INFO L168 Benchmark]: TraceAbstraction took 6149.18 ms. Allocated memory was 220.2 MB in the beginning and 514.9 MB in the end (delta: 294.6 MB). Free memory was 154.2 MB in the beginning and 351.6 MB in the end (delta: -197.4 MB). Peak memory consumption was 97.8 MB. Max. memory is 8.0 GB. [2021-08-22 03:13:44,632 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 183.5 MB. Free memory was 165.7 MB in the beginning and 165.6 MB in the end (delta: 115.1 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 493.93 ms. Allocated memory is still 183.5 MB. Free memory was 146.8 MB in the beginning and 153.9 MB in the end (delta: -7.1 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 66.14 ms. Allocated memory is still 183.5 MB. Free memory was 153.9 MB in the beginning and 151.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 47.62 ms. Allocated memory is still 183.5 MB. Free memory was 151.2 MB in the beginning and 149.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1342.42 ms. Allocated memory was 183.5 MB in the beginning and 220.2 MB in the end (delta: 36.7 MB). Free memory was 148.6 MB in the beginning and 154.7 MB in the end (delta: -6.1 MB). Peak memory consumption was 93.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 6149.18 ms. Allocated memory was 220.2 MB in the beginning and 514.9 MB in the end (delta: 294.6 MB). Free memory was 154.2 MB in the beginning and 351.6 MB in the end (delta: -197.4 MB). Peak memory consumption was 97.8 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 56750, positive: 54656, positive conditional: 54656, positive unconditional: 0, negative: 2094, negative conditional: 2094, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 55184, positive: 54656, positive conditional: 54656, positive unconditional: 0, negative: 528, negative conditional: 528, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 55184, positive: 54656, positive conditional: 54656, positive unconditional: 0, negative: 528, negative conditional: 528, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 58067, positive: 54656, positive conditional: 54630, positive unconditional: 26, negative: 3411, negative conditional: 2883, negative unconditional: 528, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 58067, positive: 54656, positive conditional: 19343, positive unconditional: 35313, negative: 3411, negative conditional: 1642, negative unconditional: 1769, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 58067, positive: 54656, positive conditional: 19343, positive unconditional: 35313, negative: 3411, negative conditional: 1642, negative unconditional: 1769, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1288, positive: 1215, positive conditional: 507, positive unconditional: 708, negative: 73, negative conditional: 53, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1288, positive: 1155, positive conditional: 0, positive unconditional: 1155, negative: 133, negative conditional: 0, negative unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 133, positive: 60, positive conditional: 55, positive unconditional: 5, negative: 73, negative conditional: 53, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1457, positive: 550, positive conditional: 544, positive unconditional: 6, negative: 907, negative conditional: 672, negative unconditional: 235, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 58067, positive: 53441, positive conditional: 18836, positive unconditional: 34605, negative: 3338, negative conditional: 1589, negative unconditional: 1749, unknown: 1288, unknown conditional: 560, unknown unconditional: 728] , Statistics on independence cache: Total cache size (in pairs): 1288, Positive cache size: 1215, Positive conditional cache size: 507, Positive unconditional cache size: 708, Negative cache size: 73, Negative conditional cache size: 53, Negative unconditional cache size: 20, Eliminated conditions: 36528, Maximal queried relation: 7, Independence queries for same thread: 1566 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L709] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L711] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0] [L712] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0] [L713] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0] [L715] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L717] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L718] 0 _Bool y$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0] [L719] 0 int y$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0] [L720] 0 _Bool y$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0] [L721] 0 _Bool y$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0] [L722] 0 _Bool y$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0] [L723] 0 _Bool y$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0] [L724] 0 _Bool y$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0] [L725] 0 _Bool y$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0] [L726] 0 _Bool y$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0] [L727] 0 _Bool y$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0] [L728] 0 _Bool y$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0] [L729] 0 int *y$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}] [L730] 0 int y$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0] [L731] 0 _Bool y$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0] [L732] 0 int y$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0] [L733] 0 _Bool y$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L735] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L736] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L737] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L813] 0 pthread_t t1498; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L814] FCALL, FORK 0 pthread_create(&t1498, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L815] 0 pthread_t t1499; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L816] FCALL, FORK 0 pthread_create(&t1499, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L817] 0 pthread_t t1500; VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L818] FCALL, FORK 0 pthread_create(&t1500, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L776] 3 y$w_buff1 = y$w_buff0 [L777] 3 y$w_buff0 = 2 [L778] 3 y$w_buff1_used = y$w_buff0_used [L779] 3 y$w_buff0_used = (_Bool)1 [L18] COND FALSE 3 !(!expression) [L781] 3 y$r_buff1_thd0 = y$r_buff0_thd0 [L782] 3 y$r_buff1_thd1 = y$r_buff0_thd1 [L783] 3 y$r_buff1_thd2 = y$r_buff0_thd2 [L784] 3 y$r_buff1_thd3 = y$r_buff0_thd3 [L785] 3 y$r_buff0_thd3 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L788] 3 __unbuffered_p2_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L741] 1 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L744] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L749] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L751] 1 return 0; VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L756] 2 x = 2 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L759] 2 y = 1 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L791] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L791] 3 y = y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L792] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L792] 3 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L793] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L793] 3 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L794] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L794] 3 y$r_buff0_thd3 = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L795] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L795] 3 y$r_buff1_thd3 = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L798] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L800] 3 return 0; VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L762] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L762] EXPR 2 y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y [L762] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L762] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L763] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L763] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L764] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L764] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L765] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L765] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L766] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L766] 2 y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L769] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L771] 2 return 0; VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L820] 0 main$tmp_guard0 = __unbuffered_cnt == 3 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L3] COND FALSE 0 !(!cond) VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L824] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L824] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L824] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L824] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L825] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L825] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L826] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L826] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L827] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L827] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L828] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L828] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L831] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L832] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L833] 0 y$flush_delayed = weak$$choice2 [L834] 0 y$mem_tmp = y [L835] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L835] 0 y = !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L836] EXPR 0 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L836] 0 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L837] EXPR 0 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L837] 0 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L838] EXPR 0 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L838] 0 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L839] EXPR 0 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L839] 0 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L840] EXPR 0 weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L840] 0 y$r_buff0_thd0 = weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L841] EXPR 0 weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L841] 0 y$r_buff1_thd0 = weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L842] 0 main$tmp_guard1 = !(x == 2 && y == 2 && __unbuffered_p2_EAX == 0) [L843] EXPR 0 y$flush_delayed ? y$mem_tmp : y [L843] 0 y = y$flush_delayed ? y$mem_tmp : y [L844] 0 y$flush_delayed = (_Bool)0 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L18] COND TRUE 0 !expression VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L18] 0 reach_error() VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 818]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 814]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 816]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 131 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 5991.4ms, OverallIterations: 9, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 13.6ms, PartialOrderReductionTime: 3957.2ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 92, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 27.6ms SsaConstructionTime, 382.0ms SatisfiabilityAnalysisTime, 1386.3ms InterpolantComputationTime, 783 NumberOfCodeBlocks, 783 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 688 ConstructedInterpolants, 0 QuantifiedInterpolants, 4797 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-08-22 03:13:44,657 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2021-08-22 03:13:44,883 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...