/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-Delay.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe010_pso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-6f57305 [2021-01-26 22:52:52,899 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-26 22:52:52,901 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-26 22:52:52,937 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-26 22:52:52,938 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-26 22:52:52,940 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-26 22:52:52,941 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-26 22:52:52,944 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-26 22:52:52,947 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-26 22:52:52,948 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-26 22:52:52,950 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-26 22:52:52,951 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-26 22:52:52,952 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-26 22:52:52,953 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-26 22:52:52,955 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-26 22:52:52,956 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-26 22:52:52,958 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-26 22:52:52,959 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-26 22:52:52,961 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-26 22:52:52,964 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-26 22:52:52,966 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-26 22:52:52,969 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-26 22:52:52,970 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-26 22:52:52,971 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-26 22:52:52,975 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-01-26 22:52:52,979 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-26 22:52:52,981 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-26 22:52:52,982 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-26 22:52:52,983 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-26 22:52:52,984 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-26 22:52:52,984 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-26 22:52:52,985 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-26 22:52:52,986 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-26 22:52:52,986 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-26 22:52:52,987 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-26 22:52:52,988 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-26 22:52:52,989 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-Sleep-NoLbe-Delay.epf [2021-01-26 22:52:53,027 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-26 22:52:53,028 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-26 22:52:53,029 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-26 22:52:53,030 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-26 22:52:53,030 INFO L138 SettingsManager]: * Use SBE=true [2021-01-26 22:52:53,030 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-26 22:52:53,031 INFO L138 SettingsManager]: * sizeof long=4 [2021-01-26 22:52:53,031 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-26 22:52:53,031 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-01-26 22:52:53,031 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-26 22:52:53,031 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-26 22:52:53,032 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-26 22:52:53,032 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-26 22:52:53,032 INFO L138 SettingsManager]: * sizeof long double=12 [2021-01-26 22:52:53,032 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-26 22:52:53,033 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-26 22:52:53,033 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-26 22:52:53,033 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-26 22:52:53,033 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-26 22:52:53,033 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-01-26 22:52:53,034 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-26 22:52:53,034 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-26 22:52:53,034 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-26 22:52:53,034 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-26 22:52:53,035 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-26 22:52:53,035 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-26 22:52:53,035 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-26 22:52:53,035 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-01-26 22:52:53,035 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2021-01-26 22:52:53,036 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2021-01-26 22:52:53,036 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-26 22:52:53,036 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2021-01-26 22:52:53,036 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-01-26 22:52:53,036 INFO L138 SettingsManager]: * Sleep set reduction in concurrent analysis=DELAY_SET WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-26 22:52:53,388 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-26 22:52:53,416 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-26 22:52:53,418 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-26 22:52:53,420 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-26 22:52:53,421 INFO L275 PluginConnector]: CDTParser initialized [2021-01-26 22:52:53,425 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe010_pso.opt.i [2021-01-26 22:52:53,515 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd18cb03a/745790655f89490b8837f482a1e98748/FLAG98a1baaf8 [2021-01-26 22:52:54,333 INFO L306 CDTParser]: Found 1 translation units. [2021-01-26 22:52:54,334 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe010_pso.opt.i [2021-01-26 22:52:54,364 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd18cb03a/745790655f89490b8837f482a1e98748/FLAG98a1baaf8 [2021-01-26 22:52:54,627 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd18cb03a/745790655f89490b8837f482a1e98748 [2021-01-26 22:52:54,631 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-26 22:52:54,645 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-01-26 22:52:54,649 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-26 22:52:54,650 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-26 22:52:54,653 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-26 22:52:54,654 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 10:52:54" (1/1) ... [2021-01-26 22:52:54,659 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@afe2e1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:52:54, skipping insertion in model container [2021-01-26 22:52:54,660 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 10:52:54" (1/1) ... [2021-01-26 22:52:54,668 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-26 22:52:54,748 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-26 22:52:55,131 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-26 22:52:55,142 INFO L203 MainTranslator]: Completed pre-run [2021-01-26 22:52:55,221 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-26 22:52:55,369 INFO L208 MainTranslator]: Completed translation [2021-01-26 22:52:55,370 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:52:55 WrapperNode [2021-01-26 22:52:55,370 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-26 22:52:55,371 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-26 22:52:55,371 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-26 22:52:55,372 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-26 22:52:55,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:52:55" (1/1) ... [2021-01-26 22:52:55,399 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:52:55" (1/1) ... [2021-01-26 22:52:55,446 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-26 22:52:55,446 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-26 22:52:55,447 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-26 22:52:55,447 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-26 22:52:55,457 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:52:55" (1/1) ... [2021-01-26 22:52:55,457 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:52:55" (1/1) ... [2021-01-26 22:52:55,462 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:52:55" (1/1) ... [2021-01-26 22:52:55,462 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:52:55" (1/1) ... [2021-01-26 22:52:55,473 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:52:55" (1/1) ... [2021-01-26 22:52:55,476 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:52:55" (1/1) ... [2021-01-26 22:52:55,481 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:52:55" (1/1) ... [2021-01-26 22:52:55,486 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-26 22:52:55,487 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-26 22:52:55,487 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-26 22:52:55,488 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-26 22:52:55,489 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:52:55" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-26 22:52:55,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-26 22:52:55,580 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-01-26 22:52:55,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-26 22:52:55,581 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-26 22:52:55,581 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-01-26 22:52:55,581 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-01-26 22:52:55,581 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-01-26 22:52:55,581 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-01-26 22:52:55,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-26 22:52:55,582 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-01-26 22:52:55,582 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-26 22:52:55,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-26 22:52:55,584 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-01-26 22:52:57,764 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-26 22:52:57,764 INFO L298 CfgBuilder]: Removed 14 assume(true) statements. [2021-01-26 22:52:57,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 10:52:57 BoogieIcfgContainer [2021-01-26 22:52:57,766 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-26 22:52:57,768 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-26 22:52:57,768 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-26 22:52:57,772 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-26 22:52:57,772 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.01 10:52:54" (1/3) ... [2021-01-26 22:52:57,773 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d9aa5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 10:52:57, skipping insertion in model container [2021-01-26 22:52:57,773 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 10:52:55" (2/3) ... [2021-01-26 22:52:57,773 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d9aa5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 10:52:57, skipping insertion in model container [2021-01-26 22:52:57,774 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 10:52:57" (3/3) ... [2021-01-26 22:52:57,775 INFO L111 eAbstractionObserver]: Analyzing ICFG safe010_pso.opt.i [2021-01-26 22:52:57,792 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-01-26 22:52:57,792 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-26 22:52:57,796 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-01-26 22:52:57,797 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-01-26 22:52:57,841 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,841 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,841 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,842 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,842 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,842 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,842 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,842 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,843 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,843 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,843 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,843 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,843 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,844 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,844 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,844 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,844 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,844 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,845 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,845 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,845 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,845 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,845 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,846 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,847 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,847 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,847 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,847 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,848 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,849 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,849 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,849 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,849 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,850 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,850 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,851 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,851 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,851 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,851 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,852 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,852 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,852 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,853 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,853 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,853 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,854 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,854 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,854 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,854 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,854 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,855 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,855 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,855 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,855 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,856 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,857 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,857 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,857 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,857 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,858 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,858 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,858 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,858 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,859 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,859 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,859 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,860 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,862 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,862 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,863 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,863 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,864 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,864 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,865 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,865 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,865 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,865 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,866 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,866 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,866 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,866 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,869 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,869 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,870 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,870 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,870 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,871 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,871 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,871 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,871 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,871 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 22:52:57,873 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-01-26 22:52:57,887 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-01-26 22:52:57,913 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-26 22:52:57,913 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-26 22:52:57,913 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-26 22:52:57,913 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-26 22:52:57,913 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-26 22:52:57,914 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-26 22:52:57,914 INFO L383 AbstractCegarLoop]: Minimize is NONE [2021-01-26 22:52:57,914 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== Size of Word is: 36 and size of Sequence is : 37[2021-01-26 22:52:57,941 INFO L164 SleepSetCegar]: Size of mCounterexample is: 37 [2021-01-26 22:52:57,941 INFO L165 SleepSetCegar]: [93#[ULTIMATE.startENTRY]don't care, 95#[L-1]don't care, 97#[L-1-1]don't care, 99#[L17]don't care, 101#[L17-1]don't care, 103#[L17-2]don't care, 105#[L17-3]don't care, 107#[L17-4]don't care, 109#[L710]don't care, 111#[L711]don't care, 113#[L712]don't care, 115#[L714]don't care, 117#[L716]don't care, 119#[L717]don't care, 121#[L718]don't care, 123#[L719]don't care, 125#[L720]don't care, 127#[L721]don't care, 129#[L722]don't care, 131#[L723]don't care, 133#[L724]don't care, 135#[L725]don't care, 137#[L726]don't care, 139#[L727]don't care, 141#[L728]don't care, 143#[L729]don't care, 145#[L730]don't care, 147#[L731]don't care, 149#[L732]don't care, 151#[L-1-2]don't care, 153#[L-1-3]don't care, 155#[L792]don't care, 157#[L792-1]don't care, 159#[L793]don't care, 161#[P0ENTRY, L793-1]don't care, 165#[L793-1, L735]don't care, 167#[P0Err0ASSERT_VIOLATIONERROR_FUNCTION, L793-1]don't care] [2021-01-26 22:52:57,942 INFO L429 AbstractCegarLoop]: === Iteration 1 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 22:52:57,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 22:52:57,953 INFO L82 PathProgramCache]: Analyzing trace with hash -821083310, now seen corresponding path program 1 times [2021-01-26 22:52:57,970 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 22:52:57,970 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836260295] [2021-01-26 22:52:57,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 22:52:58,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 22:52:58,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 22:52:58,320 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [836260295] [2021-01-26 22:52:58,321 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 22:52:58,321 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-26 22:52:58,322 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653712884] [2021-01-26 22:52:58,332 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-26 22:52:58,333 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 22:52:58,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-26 22:52:58,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-26 22:52:58,352 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 22:52:58,353 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-26 22:52:58,368 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 67 and size of Sequence is : 68[2021-01-26 22:52:58,449 INFO L164 SleepSetCegar]: Size of mCounterexample is: 68 [2021-01-26 22:52:58,449 INFO L165 SleepSetCegar]: [175#[ULTIMATE.startENTRY]true, 176#[L-1]true, 177#[L-1-1]true, 178#[L17]true, 179#[L17-1]true, 180#[L17-2]true, 181#[L17-3]true, 182#[L17-4]true, 183#[L710]true, 184#[L711]true, 185#[L712]true, 186#[L714]true, 187#[L716]true, 188#[L717]true, 189#[L718]true, 190#[L719]true, 191#[L720]true, 192#[L721]true, 193#[L722]true, 194#[L723]true, 195#[L724]true, 196#[L725]true, 197#[L726]true, 198#[L727]true, 199#[L728]true, 200#[L729](= ~y$w_buff0_used~0 0), 201#[L730](= ~y$w_buff0_used~0 0), 202#[L731](= ~y$w_buff0_used~0 0), 203#[L732](= ~y$w_buff0_used~0 0), 204#[L-1-2](= ~y$w_buff0_used~0 0), 205#[L-1-3](= ~y$w_buff0_used~0 0), 206#[L792](= ~y$w_buff0_used~0 0), 207#[L792-1](= ~y$w_buff0_used~0 0), 208#[L793](= ~y$w_buff0_used~0 0), 209#[P0ENTRY, L793-1](= ~y$w_buff0_used~0 0), 211#[L793-1, L735](= ~y$w_buff0_used~0 0), 214#[L745, L793-1]true, 219#[L748, L793-1]true, 225#[L793-1, L755]true, 232#[L793-1, L758]true, 237#[L793-1, P0FINAL]true, 244#[P0EXIT, L793-1]true, 247#[P0EXIT, L794]true, 250#[P0EXIT, L794-1]true, 253#[P0EXIT, L795]true, 256#[P0EXIT, L795-1, P1ENTRY]true, 261#[L796, P0EXIT, P1ENTRY]true, 267#[L798, P0EXIT, P1ENTRY]true, 274#[P0EXIT, L799, P1ENTRY]true, 279#[L2, P0EXIT, P1ENTRY]true, 286#[P0EXIT, L3, P1ENTRY]true, 295#[P0EXIT, L763, L3]true, 304#[P0EXIT, L765, L3]true, 313#[P0EXIT, L3, L768]true, 322#[L775, P0EXIT, L3]true, 331#[L778, P0EXIT, L3]true, 340#[P1FINAL, P0EXIT, L3]true, 349#[P0EXIT, L3, P1EXIT]true, 355#[P0EXIT, P1EXIT, L2-1]true, 359#[P0EXIT, L806, P1EXIT]true, 362#[P0EXIT, P1EXIT, L822]true, 365#[L823, P0EXIT, P1EXIT]true, 368#[P0EXIT, P1EXIT, L18]true, 371#[P0EXIT, L18-1, P1EXIT]true, 376#[P0EXIT, L18-2, P1EXIT]true, 380#[P0EXIT, P1EXIT, L17-5]true, 385#[P0EXIT, L17-7, P1EXIT]true, 392#[P0EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT]true] [2021-01-26 22:52:58,450 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-26 22:52:58,450 INFO L429 AbstractCegarLoop]: === Iteration 2 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 22:52:58,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 22:52:58,451 INFO L82 PathProgramCache]: Analyzing trace with hash 1949517625, now seen corresponding path program 1 times [2021-01-26 22:52:58,451 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 22:52:58,451 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1678058355] [2021-01-26 22:52:58,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 22:52:58,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 22:52:59,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 22:52:59,144 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1678058355] [2021-01-26 22:52:59,145 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 22:52:59,145 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-01-26 22:52:59,145 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634358818] [2021-01-26 22:52:59,147 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-01-26 22:52:59,147 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 22:52:59,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-01-26 22:52:59,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2021-01-26 22:52:59,149 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 22:52:59,149 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 5.153846153846154) internal successors, (67), 13 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-26 22:52:59,226 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:52:59,455 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:52:59,946 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:53:00,037 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 67 and size of Sequence is : 68[2021-01-26 22:53:00,241 INFO L164 SleepSetCegar]: Size of mCounterexample is: 68 [2021-01-26 22:53:00,243 INFO L165 SleepSetCegar]: [407#[ULTIMATE.startENTRY]true, 409#[L-1]true, 411#[L-1-1]true, 413#[L17]true, 415#[L17-1]true, 417#[L17-2]true, 419#[L17-3]true, 421#[L17-4]true, 423#[L710]true, 425#[L711]true, 427#[L712]true, 429#[L714]true, 431#[L716]true, 433#[L717]true, 435#[L718]true, 437#[L719]true, 439#[L720](= ~y$r_buff0_thd0~0 0), 441#[L721](= ~y$r_buff0_thd0~0 0), 443#[L722](and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0)), 445#[L723](and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0)), 447#[L724](and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0)), 449#[L725](and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0)), 451#[L726](and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0)), 453#[L727](and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0)), 455#[L728](and (= ~y$w_buff0~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0)), 457#[L729](and (= ~y$w_buff0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0)), 459#[L730](and (= ~y$w_buff0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0)), 461#[L731](and (= ~y$w_buff0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0)), 463#[L732](and (= ~y$w_buff0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0)), 465#[L-1-2](and (= ~y$w_buff0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0)), 467#[L-1-3](and (= ~y$w_buff0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0)), 469#[L792](and (= ~y$w_buff0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0)), 471#[L792-1](and (= ~y$w_buff0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0)), 473#[L793](and (= ~y$w_buff0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0)), 475#[P0ENTRY, L793-1](and (= ~y$w_buff0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0)), 479#[L793-1, L735](and (= ~y$w_buff0~0 0) (= ~y$w_buff0_used~0 0) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0)), 485#[L745, L793-1](and (= ~y$r_buff1_thd0~0 0) (= ~y$r_buff0_thd1~0 1) (<= (div ~y$w_buff0_used~0 256) 0) (<= 1 ~y$w_buff0_used~0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 487#[L748, L793-1](and (= ~y$r_buff1_thd0~0 0) (= ~y$r_buff0_thd1~0 1) (<= (div ~y$w_buff0_used~0 256) 0) (<= 1 ~y$w_buff0_used~0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 491#[L793-1, L755](and (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 497#[L793-1, L758](and (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 499#[L793-1, P0FINAL](and (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 505#[P0EXIT, L793-1](and (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 507#[P0EXIT, L794](and (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 509#[P0EXIT, L794-1](and (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 511#[P0EXIT, L795](and (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 513#[P0EXIT, L795-1, P1ENTRY](and (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 515#[L796, P0EXIT, P1ENTRY](and (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 519#[L798, P0EXIT, P1ENTRY](and (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 525#[P0EXIT, L799, P1ENTRY](and (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 527#[L2, P0EXIT, P1ENTRY](and (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 533#[P0EXIT, L3, P1ENTRY](and (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 539#[P0EXIT, L763, L3](and (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 545#[P0EXIT, L765, L3](and (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 549#[P0EXIT, L765, L2-1](and (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 936#[P0EXIT, L765, L806](and (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 941#[P0EXIT, L765, L822](and (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 948#[P0EXIT, L768, L822](and (not (= ~y~0 ~y$w_buff0~0)) (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 952#[L775, P0EXIT, L822](and (not (= ~y~0 ~y$w_buff0~0)) (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 954#[L778, P0EXIT, L822](and (not (= ~y~0 ~y$w_buff0~0)) (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 960#[P1FINAL, P0EXIT, L822](and (not (= ~y~0 ~y$w_buff0~0)) (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 962#[P0EXIT, P1EXIT, L822](and (not (= ~y~0 ~y$w_buff0~0)) (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 966#[L823, P0EXIT, P1EXIT](and (not (= ~y~0 ~y$w_buff0~0)) (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 968#[P0EXIT, P1EXIT, L18](and (not (= ~y~0 ~y$w_buff0~0)) (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 970#[P0EXIT, L18-1, P1EXIT](and (not (= ~y~0 ~y$w_buff0~0)) (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 972#[P0EXIT, L18-2, P1EXIT](and (not (= ~y~0 ~y$w_buff0~0)) (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 976#[P0EXIT, P1EXIT, L17-5](and (not (= ~y~0 ~y$w_buff0~0)) (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 978#[P0EXIT, L17-7, P1EXIT](and (not (= ~y~0 ~y$w_buff0~0)) (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 984#[P0EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT](and (not (= ~y~0 ~y$w_buff0~0)) (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0))] [2021-01-26 22:53:00,243 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-26 22:53:00,243 INFO L429 AbstractCegarLoop]: === Iteration 3 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 22:53:00,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 22:53:00,244 INFO L82 PathProgramCache]: Analyzing trace with hash 676878295, now seen corresponding path program 2 times [2021-01-26 22:53:00,244 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 22:53:00,244 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [944389838] [2021-01-26 22:53:00,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 22:53:00,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 22:53:00,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-26 22:53:00,543 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [944389838] [2021-01-26 22:53:00,544 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 22:53:00,544 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-26 22:53:00,544 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648958275] [2021-01-26 22:53:00,547 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-26 22:53:00,547 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 22:53:00,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-26 22:53:00,553 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-01-26 22:53:00,553 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 22:53:00,554 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-26 22:53:00,717 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:53:00,822 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:53:00,897 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:53:00,929 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:53:00,953 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 22:53:01,048 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 67 and size of Sequence is : 68[2021-01-26 22:53:01,330 INFO L164 SleepSetCegar]: Size of mCounterexample is: 68 [2021-01-26 22:53:01,331 INFO L165 SleepSetCegar]: [993#[ULTIMATE.startENTRY]true, 995#[L-1]true, 997#[L-1-1]true, 999#[L17]true, 1001#[L17-1]true, 1003#[L17-2]true, 1005#[L17-3]true, 1007#[L17-4]true, 1009#[L710](= ~__unbuffered_cnt~0 0), 1011#[L711](= ~__unbuffered_cnt~0 0), 1015#[L712](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1017#[L714](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1019#[L716](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1021#[L717](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1023#[L718](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1025#[L719](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1027#[L720](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~y$r_buff0_thd0~0 0) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1029#[L721](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~y$r_buff0_thd0~0 0) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1031#[L722](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1033#[L723](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1035#[L724](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1037#[L725](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1039#[L726](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1041#[L727](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1043#[L728](and (= ~y$w_buff0~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1045#[L729](and (= ~y$w_buff0~0 0) (= ~y$w_buff0_used~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1047#[L730](and (= ~y$w_buff0~0 0) (= ~y$w_buff0_used~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1049#[L731](and (= ~y$w_buff0~0 0) (= ~y$w_buff0_used~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1051#[L732](and (= ~y$w_buff0~0 0) (= ~y$w_buff0_used~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1053#[L-1-2](and (= ~y$w_buff0~0 0) (= ~y$w_buff0_used~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1055#[L-1-3](and (= ~y$w_buff0~0 0) (= ~y$w_buff0_used~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1057#[L792](and (= ~y$w_buff0~0 0) (= ~y$w_buff0_used~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1059#[L792-1](and (= ~y$w_buff0~0 0) (= ~y$w_buff0_used~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1061#[L793](and (= ~y$w_buff0~0 0) (= ~y$w_buff0_used~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1063#[P0ENTRY, L793-1](and (= ~y$w_buff0~0 0) (= ~y$w_buff0_used~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1067#[L793-1, L735](and (= ~y$w_buff0~0 0) (= ~y$w_buff0_used~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd2~0 0) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1073#[L745, L793-1](and (= ~y$r_buff1_thd0~0 0) (= ~y$r_buff0_thd1~0 1) (<= (div ~y$w_buff0_used~0 256) 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= 1 ~y$w_buff0_used~0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1075#[L748, L793-1](and (= ~y$r_buff1_thd0~0 0) (= ~y$r_buff0_thd1~0 1) (<= (div ~y$w_buff0_used~0 256) 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= 1 ~y$w_buff0_used~0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 1081#[L748, L794](and (= ~y$r_buff1_thd0~0 0) (= ~y$r_buff0_thd1~0 1) (<= (div ~y$w_buff0_used~0 256) 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= 1 ~y$w_buff0_used~0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 3706#[L748, L794-1](and (= ~y$r_buff1_thd0~0 0) (= ~y$r_buff0_thd1~0 1) (<= (div ~y$w_buff0_used~0 256) 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= 1 ~y$w_buff0_used~0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 3713#[L748, L795](and (= ~y$r_buff1_thd0~0 0) (= ~y$r_buff0_thd1~0 1) (<= (div ~y$w_buff0_used~0 256) 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= 1 ~y$w_buff0_used~0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 3720#[L748, L795-1, P1ENTRY](and (= ~y$r_buff1_thd0~0 0) (= ~y$r_buff0_thd1~0 1) (<= (div ~y$w_buff0_used~0 256) 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= 1 ~y$w_buff0_used~0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 3732#[L796, L748, P1ENTRY](and (= ~y$r_buff1_thd0~0 0) (= ~y$r_buff0_thd1~0 1) (<= (div ~y$w_buff0_used~0 256) 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= 1 ~y$w_buff0_used~0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 3748#[L796, L748, L763](and (= ~y$r_buff1_thd0~0 0) (= ~y$r_buff0_thd1~0 1) (<= (div ~y$w_buff0_used~0 256) 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= 1 ~y$w_buff0_used~0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 4604#[L796, L748, L765](and (= ~y$r_buff1_thd0~0 0) (= ~y$r_buff0_thd1~0 1) (<= (div ~y$w_buff0_used~0 256) 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= 1 ~y$w_buff0_used~0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 4611#[L796, L748, L768](and (= ~y$r_buff1_thd0~0 0) (= ~y$r_buff0_thd1~0 1) (<= (div ~y$w_buff0_used~0 256) 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= 1 ~y$w_buff0_used~0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 4620#[L796, L768, L755](and (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 4630#[L796, L758, L768](and (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= 2 ~y$w_buff0~0) (<= ~__unbuffered_cnt~0 1) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0) (<= ~main$tmp_guard0~0 0)), 4636#[L796, L768, P0FINAL](and (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= 2 ~y$w_buff0~0) (<= ~__unbuffered_cnt~0 1) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0) (<= ~main$tmp_guard0~0 0)), 4646#[L796, P0EXIT, L768](and (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= 2 ~y$w_buff0~0) (<= ~__unbuffered_cnt~0 1) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0) (<= ~main$tmp_guard0~0 0)), 4650#[L775, L796, P0EXIT](and (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= 2 ~y$w_buff0~0) (<= ~__unbuffered_cnt~0 1) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0) (<= ~main$tmp_guard0~0 0)), 4654#[L796, L778, P0EXIT](and (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0) (<= ~main$tmp_guard0~0 0)), 4658#[L778, L798, P0EXIT](and (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 4662#[L778, P0EXIT, L799](and (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 4666#[L778, L2, P0EXIT](and (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 4672#[L778, P0EXIT, L3](and (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 4678#[P1FINAL, P0EXIT, L3](and (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 4684#[P0EXIT, L3, P1EXIT](and (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 4688#[P0EXIT, P1EXIT, L2-1](and (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 4692#[P0EXIT, L806, P1EXIT](and (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 4696#[P0EXIT, P1EXIT, L822](and (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 4700#[L823, P0EXIT, P1EXIT](and (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 4704#[P0EXIT, P1EXIT, L18](and (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 4708#[P0EXIT, L18-1, P1EXIT](and (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 4714#[P0EXIT, L18-2, P1EXIT](and (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 4720#[P0EXIT, P1EXIT, L17-5](and (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 4724#[P0EXIT, L17-7, P1EXIT](and (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0)), 4732#[P0EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P1EXIT](and (= ~y$r_buff1_thd0~0 0) (<= 0 ~y$w_buff0_used~0) (<= ~y$w_buff0_used~0 0) (= 2 ~y$w_buff0~0) (= ~y$r_buff0_thd0~0 0) (not (= ~y$w_buff1~0 ~y$w_buff0~0)) (= ~y$r_buff0_thd2~0 0))] [2021-01-26 22:53:01,332 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-26 22:53:01,332 INFO L429 AbstractCegarLoop]: === Iteration 4 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 22:53:01,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 22:53:01,332 INFO L82 PathProgramCache]: Analyzing trace with hash 733356055, now seen corresponding path program 3 times [2021-01-26 22:53:01,333 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 22:53:01,333 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1293303412] [2021-01-26 22:53:01,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 22:53:01,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-01-26 22:53:01,404 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-01-26 22:53:01,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-01-26 22:53:01,465 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-01-26 22:53:01,530 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-01-26 22:53:01,531 INFO L605 BasicCegarLoop]: Counterexample might be feasible [2021-01-26 22:53:01,531 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-26 22:53:01,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.01 10:53:01 BasicIcfg [2021-01-26 22:53:01,738 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-26 22:53:01,741 INFO L168 Benchmark]: Toolchain (without parser) took 7105.19 ms. Allocated memory was 302.0 MB in the beginning and 371.2 MB in the end (delta: 69.2 MB). Free memory was 275.8 MB in the beginning and 287.6 MB in the end (delta: -11.8 MB). Peak memory consumption was 59.7 MB. Max. memory is 16.0 GB. [2021-01-26 22:53:01,743 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 302.0 MB. Free memory was 270.0 MB in the beginning and 269.9 MB in the end (delta: 153.8 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-01-26 22:53:01,744 INFO L168 Benchmark]: CACSL2BoogieTranslator took 721.01 ms. Allocated memory is still 302.0 MB. Free memory was 274.9 MB in the beginning and 271.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 29.3 MB. Max. memory is 16.0 GB. [2021-01-26 22:53:01,745 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.61 ms. Allocated memory is still 302.0 MB. Free memory was 271.8 MB in the beginning and 268.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-01-26 22:53:01,747 INFO L168 Benchmark]: Boogie Preprocessor took 39.96 ms. Allocated memory is still 302.0 MB. Free memory was 268.7 MB in the beginning and 266.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-01-26 22:53:01,748 INFO L168 Benchmark]: RCFGBuilder took 2278.97 ms. Allocated memory was 302.0 MB in the beginning and 371.2 MB in the end (delta: 69.2 MB). Free memory was 266.6 MB in the beginning and 304.9 MB in the end (delta: -38.3 MB). Peak memory consumption was 166.2 MB. Max. memory is 16.0 GB. [2021-01-26 22:53:01,750 INFO L168 Benchmark]: TraceAbstraction took 3970.67 ms. Allocated memory is still 371.2 MB. Free memory was 304.9 MB in the beginning and 287.6 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 16.0 GB. [2021-01-26 22:53:01,758 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 302.0 MB. Free memory was 270.0 MB in the beginning and 269.9 MB in the end (delta: 153.8 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 721.01 ms. Allocated memory is still 302.0 MB. Free memory was 274.9 MB in the beginning and 271.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 29.3 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 74.61 ms. Allocated memory is still 302.0 MB. Free memory was 271.8 MB in the beginning and 268.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 39.96 ms. Allocated memory is still 302.0 MB. Free memory was 268.7 MB in the beginning and 266.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 2278.97 ms. Allocated memory was 302.0 MB in the beginning and 371.2 MB in the end (delta: 69.2 MB). Free memory was 266.6 MB in the beginning and 304.9 MB in the end (delta: -38.3 MB). Peak memory consumption was 166.2 MB. Max. memory is 16.0 GB. * TraceAbstraction took 3970.67 ms. Allocated memory is still 371.2 MB. Free memory was 304.9 MB in the beginning and 287.6 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 17]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L708] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L710] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0] [L711] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0] [L712] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0] [L714] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L716] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L717] 0 _Bool y$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0] [L718] 0 int y$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0] [L719] 0 _Bool y$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0] [L720] 0 _Bool y$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0] [L721] 0 _Bool y$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0] [L722] 0 _Bool y$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0] [L723] 0 _Bool y$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0] [L724] 0 _Bool y$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0] [L725] 0 _Bool y$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0] [L726] 0 int *y$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}] [L727] 0 int y$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0] [L728] 0 _Bool y$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_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] [L729] 0 int y$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$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] [L730] 0 _Bool y$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$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] [L731] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_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] [L732] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L792] 0 pthread_t t2015; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L793] FCALL, FORK 0 pthread_create(&t2015, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L736] 1 y$w_buff1 = y$w_buff0 [L737] 1 y$w_buff0 = 2 [L738] 1 y$w_buff1_used = y$w_buff0_used [L739] 1 y$w_buff0_used = (_Bool)1 [L18] COND FALSE 1 !(!expression) [L741] 1 y$r_buff1_thd0 = y$r_buff0_thd0 [L742] 1 y$r_buff1_thd1 = y$r_buff0_thd1 [L743] 1 y$r_buff1_thd2 = y$r_buff0_thd2 [L744] 1 y$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L747] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L794] 0 pthread_t t2016; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L795] FCALL, FORK 0 pthread_create(&t2016, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L764] 2 __unbuffered_p1_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L767] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L750] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y) [L750] 1 y = y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y) [L751] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used [L751] 1 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used [L752] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used [L752] 1 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used [L753] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1 [L753] 1 y$r_buff0_thd1 = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1 [L754] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1 [L754] 1 y$r_buff1_thd1 = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1 [L757] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L759] 1 return 0; VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L770] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L770] EXPR 2 y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y [L770] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L770] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L771] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L771] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L772] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L772] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L773] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L773] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L774] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L774] 2 y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L777] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L797] 0 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [__unbuffered_cnt=2, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L779] 2 return 0; VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L3] COND FALSE 0 !(!cond) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L801] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L801] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L801] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L801] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L802] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L802] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L803] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L803] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L804] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L804] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L805] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L805] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L808] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L809] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L810] 0 y$flush_delayed = weak$$choice2 [L811] 0 y$mem_tmp = y [L812] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L812] 0 y = !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L813] EXPR 0 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L813] 0 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L814] EXPR 0 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L814] 0 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L815] EXPR 0 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L815] 0 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L816] EXPR 0 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L816] 0 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L817] EXPR 0 weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L817] 0 y$r_buff0_thd0 = weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L818] EXPR 0 weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L818] 0 y$r_buff1_thd0 = weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L819] 0 main$tmp_guard1 = !(y == 2 && __unbuffered_p1_EAX == 1) [L820] EXPR 0 y$flush_delayed ? y$mem_tmp : y [L820] 0 y = y$flush_delayed ? y$mem_tmp : y [L821] 0 y$flush_delayed = (_Bool)0 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L18] COND TRUE 0 !expression VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L17] COND FALSE 0 !(0) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L17] 0 __assert_fail ("0", "safe010_pso.opt.c", 8, __extension__ __PRETTY_FUNCTION__) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 82 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 3.6s, OverallIterations: 4, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 237 NumberOfCodeBlocks, 237 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 167 ConstructedInterpolants, 0 QuantifiedInterpolants, 65289 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...