/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-Separate.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix031.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-bc79526 [2022-01-18 09:06:13,197 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-18 09:06:13,199 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-18 09:06:13,256 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-01-18 09:06:13,265 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-18 09:06:13,270 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-18 09:06:13,271 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-18 09:06:13,272 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-18 09:06:13,272 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-18 09:06:13,273 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-18 09:06:13,274 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-18 09:06:13,275 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-18 09:06:13,275 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-18 09:06:13,276 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-18 09:06:13,277 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-18 09:06:13,277 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-18 09:06:13,278 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-01-18 09:06:13,282 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-18 09:06:13,283 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-18 09:06:13,283 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-18 09:06:13,284 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-Separate.epf [2022-01-18 09:06:13,299 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-18 09:06:13,299 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-18 09:06:13,299 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-18 09:06:13,299 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-18 09:06:13,300 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-01-18 09:06:13,300 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-01-18 09:06:13,300 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-18 09:06:13,300 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-18 09:06:13,301 INFO L138 SettingsManager]: * Use SBE=true [2022-01-18 09:06:13,301 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-18 09:06:13,301 INFO L138 SettingsManager]: * sizeof long=4 [2022-01-18 09:06:13,301 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-18 09:06:13,301 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-01-18 09:06:13,301 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-18 09:06:13,301 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-18 09:06:13,301 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-18 09:06:13,301 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-18 09:06:13,301 INFO L138 SettingsManager]: * sizeof long double=12 [2022-01-18 09:06:13,301 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-18 09:06:13,301 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-18 09:06:13,302 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-18 09:06:13,302 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-18 09:06:13,302 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-18 09:06:13,302 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-18 09:06:13,302 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-18 09:06:13,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-18 09:06:13,302 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-18 09:06:13,302 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-18 09:06:13,302 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-18 09:06:13,302 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-18 09:06:13,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-18 09:06:13,303 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-18 09:06:13,303 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-18 09:06:13,303 INFO L138 SettingsManager]: * Check the insufficient thread errors last=true [2022-01-18 09:06:13,303 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-01-18 09:06:13,436 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-18 09:06:13,452 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-18 09:06:13,454 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-18 09:06:13,454 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-18 09:06:13,456 INFO L275 PluginConnector]: CDTParser initialized [2022-01-18 09:06:13,457 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix031.opt.i [2022-01-18 09:06:13,503 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fcf991f47/0062f85c0f87460880a5eb8c874f19c5/FLAG2b293c833 [2022-01-18 09:06:13,895 INFO L306 CDTParser]: Found 1 translation units. [2022-01-18 09:06:13,896 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix031.opt.i [2022-01-18 09:06:13,921 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fcf991f47/0062f85c0f87460880a5eb8c874f19c5/FLAG2b293c833 [2022-01-18 09:06:13,930 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fcf991f47/0062f85c0f87460880a5eb8c874f19c5 [2022-01-18 09:06:13,937 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-18 09:06:13,938 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-18 09:06:13,950 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-18 09:06:13,950 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-18 09:06:13,952 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-18 09:06:13,953 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.01 09:06:13" (1/1) ... [2022-01-18 09:06:13,953 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@493ee5a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 09:06:13, skipping insertion in model container [2022-01-18 09:06:13,954 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.01 09:06:13" (1/1) ... [2022-01-18 09:06:13,978 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-18 09:06:14,013 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-18 09:06:14,137 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix031.opt.i[987,1000] [2022-01-18 09:06:14,230 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-18 09:06:14,235 INFO L203 MainTranslator]: Completed pre-run [2022-01-18 09:06:14,243 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix031.opt.i[987,1000] [2022-01-18 09:06:14,270 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-18 09:06:14,289 INFO L208 MainTranslator]: Completed translation [2022-01-18 09:06:14,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 09:06:14 WrapperNode [2022-01-18 09:06:14,290 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-18 09:06:14,291 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-18 09:06:14,291 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-18 09:06:14,291 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-18 09:06:14,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 09:06:14" (1/1) ... [2022-01-18 09:06:14,305 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 09:06:14" (1/1) ... [2022-01-18 09:06:14,322 INFO L137 Inliner]: procedures = 175, calls = 49, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 171 [2022-01-18 09:06:14,322 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-18 09:06:14,323 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-18 09:06:14,323 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-18 09:06:14,323 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-18 09:06:14,328 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 09:06:14" (1/1) ... [2022-01-18 09:06:14,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 09:06:14" (1/1) ... [2022-01-18 09:06:14,331 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 09:06:14" (1/1) ... [2022-01-18 09:06:14,331 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 09:06:14" (1/1) ... [2022-01-18 09:06:14,337 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 09:06:14" (1/1) ... [2022-01-18 09:06:14,339 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 09:06:14" (1/1) ... [2022-01-18 09:06:14,341 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 09:06:14" (1/1) ... [2022-01-18 09:06:14,343 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-18 09:06:14,344 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-18 09:06:14,344 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-18 09:06:14,344 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-18 09:06:14,345 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 09:06:14" (1/1) ... [2022-01-18 09:06:14,363 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-18 09:06:14,370 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-18 09:06:14,379 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) [2022-01-18 09:06:14,395 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 [2022-01-18 09:06:14,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-01-18 09:06:14,418 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-01-18 09:06:14,418 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-18 09:06:14,419 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-01-18 09:06:14,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-18 09:06:14,419 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-01-18 09:06:14,420 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-01-18 09:06:14,420 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-01-18 09:06:14,420 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-01-18 09:06:14,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-01-18 09:06:14,420 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-01-18 09:06:14,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-18 09:06:14,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-18 09:06:14,422 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-01-18 09:06:14,510 INFO L234 CfgBuilder]: Building ICFG [2022-01-18 09:06:14,511 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-18 09:06:14,829 INFO L275 CfgBuilder]: Performing block encoding [2022-01-18 09:06:15,173 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-18 09:06:15,174 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-01-18 09:06:15,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.01 09:06:15 BoogieIcfgContainer [2022-01-18 09:06:15,177 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-18 09:06:15,178 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-18 09:06:15,178 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-18 09:06:15,180 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-18 09:06:15,180 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.01 09:06:13" (1/3) ... [2022-01-18 09:06:15,180 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@559469d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.01 09:06:15, skipping insertion in model container [2022-01-18 09:06:15,181 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.01 09:06:14" (2/3) ... [2022-01-18 09:06:15,181 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@559469d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.01 09:06:15, skipping insertion in model container [2022-01-18 09:06:15,181 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.01 09:06:15" (3/3) ... [2022-01-18 09:06:15,182 INFO L111 eAbstractionObserver]: Analyzing ICFG mix031.opt.i [2022-01-18 09:06:15,185 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-01-18 09:06:15,185 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-18 09:06:15,185 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-01-18 09:06:15,185 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-01-18 09:06:15,220 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,220 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,220 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,221 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,221 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,221 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,221 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,221 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,221 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,221 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,221 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,222 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,222 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,222 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,222 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,222 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,222 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,223 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,223 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,223 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,223 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,223 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,223 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,223 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,224 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,224 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,224 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,225 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,225 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,225 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,225 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,225 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,225 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,225 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,225 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,225 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,225 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,226 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,226 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,226 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,226 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,226 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,226 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,226 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,226 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,226 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,228 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,228 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,228 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,229 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,229 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,229 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,229 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,229 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,229 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,229 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,229 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,229 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,229 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,229 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,230 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,230 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,230 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,230 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,230 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,230 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,230 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,230 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,230 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,230 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,231 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,231 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,231 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,231 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,231 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,231 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,231 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,231 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,231 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,232 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,232 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,232 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,232 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,232 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,234 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,235 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,236 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,236 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,236 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,237 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,238 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,242 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,242 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,242 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,242 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,243 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,243 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,244 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,244 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,244 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,245 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,245 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,245 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,245 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,245 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,245 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,245 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,246 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,246 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,246 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,246 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,246 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,246 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,246 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,246 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,246 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,247 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,247 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,247 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,247 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,247 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,247 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,249 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,250 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,250 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,250 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,250 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,250 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,250 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,250 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,251 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,251 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,251 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,251 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,252 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,252 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,252 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,252 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,252 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,252 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,252 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,252 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,253 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,253 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,253 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,253 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,253 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,253 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,253 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,253 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,253 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,253 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,253 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,254 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,254 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,255 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,255 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,255 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,255 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,255 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,255 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-18 09:06:15,256 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-01-18 09:06:15,294 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-18 09:06:15,300 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, mAutomataTypeConcurrency=FINITE_AUTOMATA, 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 [2022-01-18 09:06:15,300 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-01-18 09:06:15,313 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 107 places, 102 transitions, 214 flow [2022-01-18 09:06:15,412 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 2285 states, 2282 states have (on average 2.722173531989483) internal successors, (6212), 2284 states have internal predecessors, (6212), 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) [2022-01-18 09:06:15,417 INFO L276 IsEmpty]: Start isEmpty. Operand has 2285 states, 2282 states have (on average 2.722173531989483) internal successors, (6212), 2284 states have internal predecessors, (6212), 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) [2022-01-18 09:06:15,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-01-18 09:06:15,424 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 09:06:15,425 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 09:06:15,425 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2022-01-18 09:06:15,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 09:06:15,430 INFO L85 PathProgramCache]: Analyzing trace with hash -1263061345, now seen corresponding path program 1 times [2022-01-18 09:06:15,436 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 09:06:15,437 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105143574] [2022-01-18 09:06:15,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 09:06:15,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 09:06:15,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 09:06:15,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 09:06:15,648 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 09:06:15,648 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1105143574] [2022-01-18 09:06:15,648 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1105143574] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 09:06:15,648 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 09:06:15,649 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-18 09:06:15,649 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552155660] [2022-01-18 09:06:15,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 09:06:15,652 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-18 09:06:15,652 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 09:06:15,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-18 09:06:15,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-18 09:06:15,685 INFO L87 Difference]: Start difference. First operand has 2285 states, 2282 states have (on average 2.722173531989483) internal successors, (6212), 2284 states have internal predecessors, (6212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 26.5) internal successors, (53), 3 states have internal predecessors, (53), 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) [2022-01-18 09:06:15,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 09:06:15,766 INFO L93 Difference]: Finished difference Result 1997 states and 5272 transitions. [2022-01-18 09:06:15,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-18 09:06:15,768 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 26.5) internal successors, (53), 3 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 53 [2022-01-18 09:06:15,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 09:06:15,813 INFO L225 Difference]: With dead ends: 1997 [2022-01-18 09:06:15,813 INFO L226 Difference]: Without dead ends: 1727 [2022-01-18 09:06:15,814 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-18 09:06:15,816 INFO L933 BasicCegarLoop]: 90 mSDtfsCounter, 34 mSDsluCounter, 59 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 149 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-18 09:06:15,817 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [34 Valid, 149 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-18 09:06:15,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1727 states. [2022-01-18 09:06:15,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1727 to 1727. [2022-01-18 09:06:15,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1727 states, 1726 states have (on average 2.659907300115875) internal successors, (4591), 1726 states have internal predecessors, (4591), 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) [2022-01-18 09:06:15,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1727 states to 1727 states and 4591 transitions. [2022-01-18 09:06:15,918 INFO L78 Accepts]: Start accepts. Automaton has 1727 states and 4591 transitions. Word has length 53 [2022-01-18 09:06:15,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 09:06:15,919 INFO L470 AbstractCegarLoop]: Abstraction has 1727 states and 4591 transitions. [2022-01-18 09:06:15,919 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 26.5) internal successors, (53), 3 states have internal predecessors, (53), 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) [2022-01-18 09:06:15,919 INFO L276 IsEmpty]: Start isEmpty. Operand 1727 states and 4591 transitions. [2022-01-18 09:06:15,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-01-18 09:06:15,927 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 09:06:15,927 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 09:06:15,928 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-18 09:06:15,928 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2022-01-18 09:06:15,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 09:06:15,933 INFO L85 PathProgramCache]: Analyzing trace with hash 1667540217, now seen corresponding path program 1 times [2022-01-18 09:06:15,933 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 09:06:15,933 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [175459753] [2022-01-18 09:06:15,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 09:06:15,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 09:06:15,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 09:06:16,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 09:06:16,163 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 09:06:16,163 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [175459753] [2022-01-18 09:06:16,163 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [175459753] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 09:06:16,163 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 09:06:16,163 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-01-18 09:06:16,163 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [795225302] [2022-01-18 09:06:16,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 09:06:16,164 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-01-18 09:06:16,164 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 09:06:16,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-01-18 09:06:16,165 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-01-18 09:06:16,165 INFO L87 Difference]: Start difference. First operand 1727 states and 4591 transitions. Second operand has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 09:06:16,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 09:06:16,351 INFO L93 Difference]: Finished difference Result 1897 states and 4984 transitions. [2022-01-18 09:06:16,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-01-18 09:06:16,352 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 68 [2022-01-18 09:06:16,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 09:06:16,357 INFO L225 Difference]: With dead ends: 1897 [2022-01-18 09:06:16,357 INFO L226 Difference]: Without dead ends: 1447 [2022-01-18 09:06:16,360 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-01-18 09:06:16,361 INFO L933 BasicCegarLoop]: 118 mSDtfsCounter, 171 mSDsluCounter, 369 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 171 SdHoareTripleChecker+Valid, 450 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 09:06:16,362 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [171 Valid, 450 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 09:06:16,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1447 states. [2022-01-18 09:06:16,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1447 to 1447. [2022-01-18 09:06:16,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1447 states, 1446 states have (on average 2.6134163208852006) internal successors, (3779), 1446 states have internal predecessors, (3779), 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) [2022-01-18 09:06:16,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1447 states to 1447 states and 3779 transitions. [2022-01-18 09:06:16,390 INFO L78 Accepts]: Start accepts. Automaton has 1447 states and 3779 transitions. Word has length 68 [2022-01-18 09:06:16,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 09:06:16,391 INFO L470 AbstractCegarLoop]: Abstraction has 1447 states and 3779 transitions. [2022-01-18 09:06:16,391 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 09:06:16,392 INFO L276 IsEmpty]: Start isEmpty. Operand 1447 states and 3779 transitions. [2022-01-18 09:06:16,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-01-18 09:06:16,393 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 09:06:16,394 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 09:06:16,394 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-18 09:06:16,394 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2022-01-18 09:06:16,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 09:06:16,394 INFO L85 PathProgramCache]: Analyzing trace with hash 2015397819, now seen corresponding path program 1 times [2022-01-18 09:06:16,394 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 09:06:16,395 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411648771] [2022-01-18 09:06:16,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 09:06:16,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 09:06:16,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 09:06:16,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 09:06:16,556 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 09:06:16,556 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [411648771] [2022-01-18 09:06:16,556 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [411648771] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 09:06:16,556 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 09:06:16,556 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-01-18 09:06:16,556 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1250167743] [2022-01-18 09:06:16,557 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 09:06:16,557 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-01-18 09:06:16,558 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 09:06:16,558 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-01-18 09:06:16,558 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-01-18 09:06:16,558 INFO L87 Difference]: Start difference. First operand 1447 states and 3779 transitions. Second operand has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 09:06:16,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 09:06:16,704 INFO L93 Difference]: Finished difference Result 1557 states and 4032 transitions. [2022-01-18 09:06:16,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-01-18 09:06:16,704 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 72 [2022-01-18 09:06:16,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 09:06:16,710 INFO L225 Difference]: With dead ends: 1557 [2022-01-18 09:06:16,710 INFO L226 Difference]: Without dead ends: 1307 [2022-01-18 09:06:16,711 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-01-18 09:06:16,715 INFO L933 BasicCegarLoop]: 106 mSDtfsCounter, 136 mSDsluCounter, 342 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 416 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 09:06:16,716 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [136 Valid, 416 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 09:06:16,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1307 states. [2022-01-18 09:06:16,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1307 to 1307. [2022-01-18 09:06:16,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1307 states, 1306 states have (on average 2.5934150076569678) internal successors, (3387), 1306 states have internal predecessors, (3387), 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) [2022-01-18 09:06:16,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1307 states to 1307 states and 3387 transitions. [2022-01-18 09:06:16,740 INFO L78 Accepts]: Start accepts. Automaton has 1307 states and 3387 transitions. Word has length 72 [2022-01-18 09:06:16,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 09:06:16,740 INFO L470 AbstractCegarLoop]: Abstraction has 1307 states and 3387 transitions. [2022-01-18 09:06:16,740 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 09:06:16,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1307 states and 3387 transitions. [2022-01-18 09:06:16,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-01-18 09:06:16,743 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 09:06:16,743 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 09:06:16,744 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-01-18 09:06:16,744 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2022-01-18 09:06:16,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 09:06:16,744 INFO L85 PathProgramCache]: Analyzing trace with hash 1423265784, now seen corresponding path program 1 times [2022-01-18 09:06:16,744 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 09:06:16,745 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210594203] [2022-01-18 09:06:16,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 09:06:16,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 09:06:16,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 09:06:16,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 09:06:16,848 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 09:06:16,848 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1210594203] [2022-01-18 09:06:16,848 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1210594203] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 09:06:16,848 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 09:06:16,848 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-01-18 09:06:16,848 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236403432] [2022-01-18 09:06:16,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 09:06:16,849 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-18 09:06:16,850 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 09:06:16,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-18 09:06:16,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-01-18 09:06:16,850 INFO L87 Difference]: Start difference. First operand 1307 states and 3387 transitions. Second operand has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 6 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 09:06:16,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 09:06:16,972 INFO L93 Difference]: Finished difference Result 1379 states and 3460 transitions. [2022-01-18 09:06:16,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-01-18 09:06:16,973 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 6 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 76 [2022-01-18 09:06:16,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 09:06:16,976 INFO L225 Difference]: With dead ends: 1379 [2022-01-18 09:06:16,976 INFO L226 Difference]: Without dead ends: 929 [2022-01-18 09:06:16,976 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2022-01-18 09:06:16,977 INFO L933 BasicCegarLoop]: 98 mSDtfsCounter, 146 mSDsluCounter, 295 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 363 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 09:06:16,977 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [146 Valid, 363 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 09:06:16,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 929 states. [2022-01-18 09:06:16,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 929 to 929. [2022-01-18 09:06:16,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 929 states, 928 states have (on average 2.427801724137931) internal successors, (2253), 928 states have internal predecessors, (2253), 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) [2022-01-18 09:06:16,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 929 states and 2253 transitions. [2022-01-18 09:06:16,994 INFO L78 Accepts]: Start accepts. Automaton has 929 states and 2253 transitions. Word has length 76 [2022-01-18 09:06:16,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 09:06:16,994 INFO L470 AbstractCegarLoop]: Abstraction has 929 states and 2253 transitions. [2022-01-18 09:06:16,994 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 6 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 09:06:16,994 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 2253 transitions. [2022-01-18 09:06:16,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-01-18 09:06:16,996 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 09:06:16,996 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 09:06:16,996 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-01-18 09:06:16,996 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2022-01-18 09:06:16,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 09:06:16,996 INFO L85 PathProgramCache]: Analyzing trace with hash -1969077223, now seen corresponding path program 1 times [2022-01-18 09:06:16,996 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 09:06:16,997 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1821135308] [2022-01-18 09:06:16,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 09:06:16,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 09:06:17,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 09:06:17,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 09:06:17,152 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 09:06:17,152 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1821135308] [2022-01-18 09:06:17,152 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1821135308] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 09:06:17,153 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 09:06:17,153 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-01-18 09:06:17,153 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188813654] [2022-01-18 09:06:17,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 09:06:17,154 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-01-18 09:06:17,154 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 09:06:17,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-01-18 09:06:17,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-01-18 09:06:17,154 INFO L87 Difference]: Start difference. First operand 929 states and 2253 transitions. Second operand has 7 states, 7 states have (on average 11.142857142857142) internal successors, (78), 7 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 09:06:17,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 09:06:17,271 INFO L93 Difference]: Finished difference Result 752 states and 1757 transitions. [2022-01-18 09:06:17,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-01-18 09:06:17,272 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.142857142857142) internal successors, (78), 7 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 78 [2022-01-18 09:06:17,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 09:06:17,274 INFO L225 Difference]: With dead ends: 752 [2022-01-18 09:06:17,274 INFO L226 Difference]: Without dead ends: 512 [2022-01-18 09:06:17,274 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2022-01-18 09:06:17,275 INFO L933 BasicCegarLoop]: 98 mSDtfsCounter, 199 mSDsluCounter, 298 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 199 SdHoareTripleChecker+Valid, 369 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-18 09:06:17,275 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [199 Valid, 369 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-18 09:06:17,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 512 states. [2022-01-18 09:06:17,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 512 to 512. [2022-01-18 09:06:17,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 512 states, 511 states have (on average 2.232876712328767) internal successors, (1141), 511 states have internal predecessors, (1141), 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) [2022-01-18 09:06:17,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 512 states and 1141 transitions. [2022-01-18 09:06:17,284 INFO L78 Accepts]: Start accepts. Automaton has 512 states and 1141 transitions. Word has length 78 [2022-01-18 09:06:17,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 09:06:17,285 INFO L470 AbstractCegarLoop]: Abstraction has 512 states and 1141 transitions. [2022-01-18 09:06:17,285 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.142857142857142) internal successors, (78), 7 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 09:06:17,285 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 1141 transitions. [2022-01-18 09:06:17,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-01-18 09:06:17,286 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 09:06:17,286 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 09:06:17,286 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-01-18 09:06:17,286 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2022-01-18 09:06:17,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 09:06:17,287 INFO L85 PathProgramCache]: Analyzing trace with hash 499185712, now seen corresponding path program 1 times [2022-01-18 09:06:17,287 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 09:06:17,287 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [270706305] [2022-01-18 09:06:17,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 09:06:17,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 09:06:17,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 09:06:17,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 09:06:17,419 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 09:06:17,419 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [270706305] [2022-01-18 09:06:17,419 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [270706305] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 09:06:17,419 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 09:06:17,419 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-01-18 09:06:17,419 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1299310438] [2022-01-18 09:06:17,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 09:06:17,420 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-01-18 09:06:17,420 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 09:06:17,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-01-18 09:06:17,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-01-18 09:06:17,420 INFO L87 Difference]: Start difference. First operand 512 states and 1141 transitions. Second operand has 7 states, 7 states have (on average 11.571428571428571) internal successors, (81), 7 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 09:06:17,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 09:06:17,502 INFO L93 Difference]: Finished difference Result 734 states and 1658 transitions. [2022-01-18 09:06:17,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-18 09:06:17,502 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.571428571428571) internal successors, (81), 7 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2022-01-18 09:06:17,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 09:06:17,503 INFO L225 Difference]: With dead ends: 734 [2022-01-18 09:06:17,504 INFO L226 Difference]: Without dead ends: 358 [2022-01-18 09:06:17,504 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-01-18 09:06:17,504 INFO L933 BasicCegarLoop]: 109 mSDtfsCounter, 70 mSDsluCounter, 491 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 557 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-18 09:06:17,504 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [70 Valid, 557 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-18 09:06:17,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 358 states. [2022-01-18 09:06:17,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 358 to 358. [2022-01-18 09:06:17,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 358 states, 357 states have (on average 2.1372549019607843) internal successors, (763), 357 states have internal predecessors, (763), 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) [2022-01-18 09:06:17,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 358 states and 763 transitions. [2022-01-18 09:06:17,510 INFO L78 Accepts]: Start accepts. Automaton has 358 states and 763 transitions. Word has length 81 [2022-01-18 09:06:17,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 09:06:17,511 INFO L470 AbstractCegarLoop]: Abstraction has 358 states and 763 transitions. [2022-01-18 09:06:17,511 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.571428571428571) internal successors, (81), 7 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 09:06:17,511 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 763 transitions. [2022-01-18 09:06:17,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-01-18 09:06:17,511 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 09:06:17,511 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 09:06:17,512 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-01-18 09:06:17,512 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2022-01-18 09:06:17,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 09:06:17,512 INFO L85 PathProgramCache]: Analyzing trace with hash -2141290700, now seen corresponding path program 2 times [2022-01-18 09:06:17,512 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 09:06:17,512 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978780179] [2022-01-18 09:06:17,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 09:06:17,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 09:06:17,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-18 09:06:17,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-18 09:06:17,630 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-18 09:06:17,630 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1978780179] [2022-01-18 09:06:17,630 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1978780179] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-18 09:06:17,630 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-18 09:06:17,630 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-01-18 09:06:17,630 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1907013379] [2022-01-18 09:06:17,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-18 09:06:17,631 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-01-18 09:06:17,631 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-18 09:06:17,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-01-18 09:06:17,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-01-18 09:06:17,631 INFO L87 Difference]: Start difference. First operand 358 states and 763 transitions. Second operand has 8 states, 8 states have (on average 10.125) internal successors, (81), 8 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 09:06:17,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-18 09:06:17,715 INFO L93 Difference]: Finished difference Result 523 states and 1140 transitions. [2022-01-18 09:06:17,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-01-18 09:06:17,716 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.125) internal successors, (81), 8 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2022-01-18 09:06:17,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-18 09:06:17,717 INFO L225 Difference]: With dead ends: 523 [2022-01-18 09:06:17,717 INFO L226 Difference]: Without dead ends: 298 [2022-01-18 09:06:17,717 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2022-01-18 09:06:17,717 INFO L933 BasicCegarLoop]: 105 mSDtfsCounter, 51 mSDsluCounter, 578 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 666 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-18 09:06:17,718 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [51 Valid, 666 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-18 09:06:17,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 298 states. [2022-01-18 09:06:17,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 298 to 298. [2022-01-18 09:06:17,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 298 states, 297 states have (on average 2.0303030303030303) internal successors, (603), 297 states have internal predecessors, (603), 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) [2022-01-18 09:06:17,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 298 states and 603 transitions. [2022-01-18 09:06:17,722 INFO L78 Accepts]: Start accepts. Automaton has 298 states and 603 transitions. Word has length 81 [2022-01-18 09:06:17,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-18 09:06:17,723 INFO L470 AbstractCegarLoop]: Abstraction has 298 states and 603 transitions. [2022-01-18 09:06:17,723 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.125) internal successors, (81), 8 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-18 09:06:17,723 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 603 transitions. [2022-01-18 09:06:17,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-01-18 09:06:17,723 INFO L506 BasicCegarLoop]: Found error trace [2022-01-18 09:06:17,724 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-18 09:06:17,724 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-01-18 09:06:17,724 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2022-01-18 09:06:17,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-18 09:06:17,724 INFO L85 PathProgramCache]: Analyzing trace with hash 838194838, now seen corresponding path program 3 times [2022-01-18 09:06:17,724 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-18 09:06:17,724 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [59236990] [2022-01-18 09:06:17,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-18 09:06:17,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-18 09:06:17,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-18 09:06:17,748 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-01-18 09:06:17,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-18 09:06:17,788 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-01-18 09:06:17,788 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-01-18 09:06:17,789 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2022-01-18 09:06:17,790 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION (3 of 5 remaining) [2022-01-18 09:06:17,790 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 5 remaining) [2022-01-18 09:06:17,790 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 5 remaining) [2022-01-18 09:06:17,791 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 5 remaining) [2022-01-18 09:06:17,791 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-01-18 09:06:17,793 INFO L732 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1, 1, 1] [2022-01-18 09:06:17,796 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-01-18 09:06:17,796 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2022-01-18 09:06:17,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.01 09:06:17 BasicIcfg [2022-01-18 09:06:17,858 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-18 09:06:17,859 INFO L158 Benchmark]: Toolchain (without parser) took 3920.33ms. Allocated memory was 408.9MB in the beginning and 635.4MB in the end (delta: 226.5MB). Free memory was 351.5MB in the beginning and 453.3MB in the end (delta: -101.9MB). Peak memory consumption was 126.2MB. Max. memory is 16.0GB. [2022-01-18 09:06:17,859 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 408.9MB. Free memory is still 370.1MB. There was no memory consumed. Max. memory is 16.0GB. [2022-01-18 09:06:17,859 INFO L158 Benchmark]: CACSL2BoogieTranslator took 340.18ms. Allocated memory was 408.9MB in the beginning and 635.4MB in the end (delta: 226.5MB). Free memory was 351.4MB in the beginning and 594.3MB in the end (delta: -243.0MB). Peak memory consumption was 6.9MB. Max. memory is 16.0GB. [2022-01-18 09:06:17,859 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.52ms. Allocated memory is still 635.4MB. Free memory was 594.3MB in the beginning and 592.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2022-01-18 09:06:17,859 INFO L158 Benchmark]: Boogie Preprocessor took 20.91ms. Allocated memory is still 635.4MB. Free memory was 591.9MB in the beginning and 590.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2022-01-18 09:06:17,859 INFO L158 Benchmark]: RCFGBuilder took 832.63ms. Allocated memory is still 635.4MB. Free memory was 590.1MB in the beginning and 525.1MB in the end (delta: 65.0MB). Peak memory consumption was 65.0MB. Max. memory is 16.0GB. [2022-01-18 09:06:17,860 INFO L158 Benchmark]: TraceAbstraction took 2680.58ms. Allocated memory is still 635.4MB. Free memory was 525.1MB in the beginning and 453.3MB in the end (delta: 71.8MB). Peak memory consumption was 73.6MB. Max. memory is 16.0GB. [2022-01-18 09:06:17,860 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 408.9MB. Free memory is still 370.1MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 340.18ms. Allocated memory was 408.9MB in the beginning and 635.4MB in the end (delta: 226.5MB). Free memory was 351.4MB in the beginning and 594.3MB in the end (delta: -243.0MB). Peak memory consumption was 6.9MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 31.52ms. Allocated memory is still 635.4MB. Free memory was 594.3MB in the beginning and 592.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 20.91ms. Allocated memory is still 635.4MB. Free memory was 591.9MB in the beginning and 590.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 832.63ms. Allocated memory is still 635.4MB. Free memory was 590.1MB in the beginning and 525.1MB in the end (delta: 65.0MB). Peak memory consumption was 65.0MB. Max. memory is 16.0GB. * TraceAbstraction took 2680.58ms. Allocated memory is still 635.4MB. Free memory was 525.1MB in the beginning and 453.3MB in the end (delta: 71.8MB). Peak memory consumption was 73.6MB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 19]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L709] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L711] 0 int __unbuffered_p0_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0] [L713] 0 int __unbuffered_p0_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0] [L715] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0] [L717] 0 int __unbuffered_p1_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0] [L719] 0 int a = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0] [L720] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$tmp_guard0=0] [L721] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0] [L723] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L725] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L726] 0 _Bool y$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0] [L727] 0 int y$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0] [L728] 0 _Bool y$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0] [L729] 0 _Bool y$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=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] [L730] 0 _Bool y$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$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] [L731] 0 _Bool y$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$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$r_buff1_thd0=0] [L732] 0 _Bool y$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=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_buff1_thd0=0, y$r_buff1_thd1=0] [L733] 0 _Bool y$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=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_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0] [L734] 0 _Bool y$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$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$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0] [L735] 0 int *y$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$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$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}] [L736] 0 int y$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=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_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0] [L737] 0 _Bool y$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=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_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0] [L738] 0 int y$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$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$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0] [L739] 0 _Bool y$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$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$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L741] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$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$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$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] [L742] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$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_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=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] [L743] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L823] 0 pthread_t t835; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, t835={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L824] FCALL, FORK 0 pthread_create(&t835, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t835, ((void *)0), P0, ((void *)0))=-1, t835={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L825] 0 pthread_t t836; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t835={5:0}, t836={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L826] FCALL, FORK 0 pthread_create(&t836, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t836, ((void *)0), P1, ((void *)0))=0, t835={5:0}, t836={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L781] 2 y$w_buff1 = y$w_buff0 [L782] 2 y$w_buff0 = 1 [L783] 2 y$w_buff1_used = y$w_buff0_used [L784] 2 y$w_buff0_used = (_Bool)1 [L785] CALL 2 __VERIFIER_assert(!(y$w_buff1_used && y$w_buff0_used)) [L19] COND FALSE 2 !(!expression) [L785] RET 2 __VERIFIER_assert(!(y$w_buff1_used && y$w_buff0_used)) [L786] 2 y$r_buff1_thd0 = y$r_buff0_thd0 [L787] 2 y$r_buff1_thd1 = y$r_buff0_thd1 [L788] 2 y$r_buff1_thd2 = y$r_buff0_thd2 [L789] 2 y$r_buff0_thd2 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L792] 2 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L795] 2 __unbuffered_p1_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L798] 2 __unbuffered_p1_EBX = a VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L747] 1 a = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L750] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L753] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L756] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L757] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L758] 1 y$flush_delayed = weak$$choice2 [L759] 1 y$mem_tmp = y [L760] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1) [L760] 1 y = !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1) [L761] EXPR 1 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)) [L761] 1 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)) [L762] EXPR 1 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)) [L762] 1 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)) [L763] EXPR 1 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)) [L763] 1 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)) [L764] EXPR 1 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L764] 1 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L765] EXPR 1 weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)) [L765] 1 y$r_buff0_thd1 = weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)) [L766] EXPR 1 weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L766] 1 y$r_buff1_thd1 = weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L767] 1 __unbuffered_p0_EBX = y [L768] EXPR 1 y$flush_delayed ? y$mem_tmp : y [L768] 1 y = y$flush_delayed ? y$mem_tmp : y [L769] 1 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L801] 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) [L801] 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) [L802] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L802] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L803] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L803] 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 [L804] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L804] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L805] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L805] 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 [L808] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L774] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L828] 0 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t835={5:0}, t836={3:0}, weak$$choice0=49, weak$$choice2=255, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L830] CALL 0 assume_abort_if_not(main$tmp_guard0) [L4] COND FALSE 0 !(!cond) VAL [\old(cond)=1, __unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L830] RET 0 assume_abort_if_not(main$tmp_guard0) [L832] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L832] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L832] 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) [L832] 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) [L833] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L833] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L834] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L834] 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 [L835] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L835] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L836] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L836] 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 [L839] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 1 && __unbuffered_p0_EBX == 0 && __unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 0) VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t835={5:0}, t836={3:0}, weak$$choice0=49, weak$$choice2=255, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L841] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L19] COND TRUE 0 !expression VAL [\old(expression)=1, \old(expression)=0, __unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L19] 0 reach_error() VAL [\old(expression)=0, \old(expression)=1, __unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] - UnprovableResult [Line: 19]: 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: 826]: 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: 824]: 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 5 procedures, 123 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 2.5s, OverallIterations: 8, TraceHistogramMax: 1, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 807 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 807 mSDsluCounter, 2970 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2432 mSDsCounter, 26 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 476 IncrementalHoareTripleChecker+Invalid, 502 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 26 mSolverCounterUnsat, 724 mSDtfsCounter, 476 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 73 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2285occurred in iteration=0, InterpolantAutomatonStates: 57, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 590 NumberOfCodeBlocks, 590 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 502 ConstructedInterpolants, 0 QuantifiedInterpolants, 2364 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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! [2022-01-18 09:06:17,885 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...