/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-lit/qw2004-2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-6f57305 [2021-01-26 23:13:46,242 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-26 23:13:46,245 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-26 23:13:46,295 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-26 23:13:46,296 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-26 23:13:46,300 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-26 23:13:46,303 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-26 23:13:46,311 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-26 23:13:46,315 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-26 23:13:46,321 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-26 23:13:46,322 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-26 23:13:46,324 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-26 23:13:46,324 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-26 23:13:46,327 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-26 23:13:46,329 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-26 23:13:46,331 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-26 23:13:46,332 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-26 23:13:46,335 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-26 23:13:46,341 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-26 23:13:46,349 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-26 23:13:46,350 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-26 23:13:46,352 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-26 23:13:46,354 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-26 23:13:46,356 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-26 23:13:46,364 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-01-26 23:13:46,375 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-26 23:13:46,376 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-26 23:13:46,377 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-26 23:13:46,377 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 23:13:46,433 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-26 23:13:46,433 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-26 23:13:46,437 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-26 23:13:46,437 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-26 23:13:46,438 INFO L138 SettingsManager]: * Use SBE=true [2021-01-26 23:13:46,438 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-26 23:13:46,438 INFO L138 SettingsManager]: * sizeof long=4 [2021-01-26 23:13:46,438 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-26 23:13:46,439 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-01-26 23:13:46,439 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-26 23:13:46,440 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-26 23:13:46,440 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-26 23:13:46,441 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-26 23:13:46,441 INFO L138 SettingsManager]: * sizeof long double=12 [2021-01-26 23:13:46,441 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-26 23:13:46,441 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-26 23:13:46,441 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-26 23:13:46,442 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-26 23:13:46,442 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-26 23:13:46,442 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-01-26 23:13:46,442 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-26 23:13:46,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-26 23:13:46,443 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-26 23:13:46,443 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-26 23:13:46,443 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-26 23:13:46,444 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-26 23:13:46,444 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-26 23:13:46,444 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-01-26 23:13:46,444 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2021-01-26 23:13:46,444 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2021-01-26 23:13:46,444 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-26 23:13:46,445 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2021-01-26 23:13:46,445 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-01-26 23:13:46,445 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-26 23:13:46,848 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-26 23:13:46,876 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-26 23:13:46,879 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-26 23:13:46,881 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-26 23:13:46,886 INFO L275 PluginConnector]: CDTParser initialized [2021-01-26 23:13:46,887 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-lit/qw2004-2.i [2021-01-26 23:13:46,963 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/294ae8986/3a88c4a881174559bc2207d8c8864584/FLAG06a90ca34 [2021-01-26 23:13:47,603 INFO L306 CDTParser]: Found 1 translation units. [2021-01-26 23:13:47,611 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-lit/qw2004-2.i [2021-01-26 23:13:47,634 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/294ae8986/3a88c4a881174559bc2207d8c8864584/FLAG06a90ca34 [2021-01-26 23:13:47,887 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/294ae8986/3a88c4a881174559bc2207d8c8864584 [2021-01-26 23:13:47,891 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-26 23:13:47,905 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-01-26 23:13:47,910 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-26 23:13:47,910 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-26 23:13:47,915 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-26 23:13:47,916 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 11:13:47" (1/1) ... [2021-01-26 23:13:47,924 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2aa5ffad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:13:47, skipping insertion in model container [2021-01-26 23:13:47,924 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 11:13:47" (1/1) ... [2021-01-26 23:13:47,934 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-26 23:13:48,000 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-26 23:13:48,470 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-26 23:13:48,484 INFO L203 MainTranslator]: Completed pre-run [2021-01-26 23:13:48,561 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-26 23:13:48,684 INFO L208 MainTranslator]: Completed translation [2021-01-26 23:13:48,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:13:48 WrapperNode [2021-01-26 23:13:48,687 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-26 23:13:48,688 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-26 23:13:48,689 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-26 23:13:48,689 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-26 23:13:48,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:13:48" (1/1) ... [2021-01-26 23:13:48,737 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:13:48" (1/1) ... [2021-01-26 23:13:48,807 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-26 23:13:48,808 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-26 23:13:48,808 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-26 23:13:48,809 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-26 23:13:48,834 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:13:48" (1/1) ... [2021-01-26 23:13:48,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:13:48" (1/1) ... [2021-01-26 23:13:48,850 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:13:48" (1/1) ... [2021-01-26 23:13:48,850 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:13:48" (1/1) ... [2021-01-26 23:13:48,863 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:13:48" (1/1) ... [2021-01-26 23:13:48,869 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:13:48" (1/1) ... [2021-01-26 23:13:48,873 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:13:48" (1/1) ... [2021-01-26 23:13:48,881 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-26 23:13:48,882 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-26 23:13:48,882 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-26 23:13:48,882 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-26 23:13:48,883 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:13:48" (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 23:13:48,957 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpStop [2021-01-26 23:13:48,957 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpStop [2021-01-26 23:13:48,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-26 23:13:48,958 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-01-26 23:13:48,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-26 23:13:48,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-26 23:13:48,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-26 23:13:48,958 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-01-26 23:13:48,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-26 23:13:48,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-26 23:13:48,960 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 23:13:49,394 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-26 23:13:49,395 INFO L298 CfgBuilder]: Removed 22 assume(true) statements. [2021-01-26 23:13:49,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 11:13:49 BoogieIcfgContainer [2021-01-26 23:13:49,397 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-26 23:13:49,399 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-26 23:13:49,399 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-26 23:13:49,402 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-26 23:13:49,403 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.01 11:13:47" (1/3) ... [2021-01-26 23:13:49,404 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62554547 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 11:13:49, skipping insertion in model container [2021-01-26 23:13:49,404 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:13:48" (2/3) ... [2021-01-26 23:13:49,404 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62554547 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 11:13:49, skipping insertion in model container [2021-01-26 23:13:49,404 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 11:13:49" (3/3) ... [2021-01-26 23:13:49,406 INFO L111 eAbstractionObserver]: Analyzing ICFG qw2004-2.i [2021-01-26 23:13:49,421 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-01-26 23:13:49,421 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-26 23:13:49,424 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-26 23:13:49,425 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-01-26 23:13:49,454 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,454 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,454 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,455 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,455 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,455 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,455 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,455 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,456 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_~pending~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,456 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_#t~ret6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,456 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_~pending~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,456 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_#t~ret6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,457 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_~pending~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,457 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_~pending~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,457 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,457 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,457 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_dec_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,458 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_dec_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,458 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_dec_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,458 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_dec_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,461 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_dec_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,461 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_dec_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,462 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_dec_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,462 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_dec_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,462 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_dec_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,462 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,462 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_dec_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,462 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,463 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,463 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_#t~ret6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,463 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,463 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_#t~ret6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,464 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_#t~ret6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,464 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_#t~ret6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,465 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_#t~ret6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,465 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_~pending~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,465 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_#t~ret6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,465 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_~pending~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,465 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_#t~ret6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,466 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_#t~ret6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,466 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_~pending~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,466 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_~pending~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,466 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_~pending~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,466 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_~pending~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,467 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_~lse~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,467 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_~lse~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,467 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_~lse~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,467 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,468 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_~lse~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,468 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,468 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,468 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,468 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,469 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,469 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,469 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,469 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,469 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,470 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,470 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,470 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,470 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,471 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,471 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,473 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,473 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_dec_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,474 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_dec_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,474 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_~lse~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,474 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,474 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_dec_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,474 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,475 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,475 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,475 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,475 WARN L313 ript$VariableManager]: TermVariabe |BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_#t~ret6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,475 WARN L313 ript$VariableManager]: TermVariabe BCSP_PnpStopThread1of1ForFork0_BCSP_IoDecrement_~pending~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-26 23:13:49,478 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-01-26 23:13:49,491 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-01-26 23:13:49,517 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-26 23:13:49,517 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-26 23:13:49,517 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-26 23:13:49,517 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-26 23:13:49,517 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-26 23:13:49,518 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-26 23:13:49,518 INFO L383 AbstractCegarLoop]: Minimize is NONE [2021-01-26 23:13:49,518 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== Size of Word is: 43 and size of Sequence is : 44[2021-01-26 23:13:49,555 INFO L164 SleepSetCegar]: Size of mCounterexample is: 44 [2021-01-26 23:13:49,556 INFO L165 SleepSetCegar]: [102#[ULTIMATE.startENTRY]don't care, 104#[L-1]don't care, 106#[L-1-1]don't care, 108#[L683]don't care, 110#[L683-1]don't care, 112#[L683-2]don't care, 114#[L683-3]don't care, 116#[L683-4]don't care, 118#[L698]don't care, 120#[L699]don't care, 122#[L700]don't care, 124#[L-1-2]don't care, 126#[L-1-3]don't care, 128#[L755]don't care, 130#[L755-1]don't care, 132#[L757]don't care, 134#[L758]don't care, 136#[L759]don't care, 138#[L760]don't care, 140#[L760-1]don't care, 142#[L760-2, BCSP_PnpStopENTRY]don't care, 144#[BCSP_PnpStopENTRY, L761]don't care, 150#[BCSP_PnpStopENTRY, L761-1]don't care, 154#[L761-2, BCSP_PnpStopENTRY]don't care, 158#[BCSP_PnpStopENTRY, L733]don't care, 162#[BCSP_PnpStopENTRY, L734]don't care, 166#[L735, BCSP_PnpStopENTRY]don't care, 168#[BCSP_PnpStopENTRY, L735-1]don't care, 174#[BCSP_PnpStopENTRY, L702]don't care, 178#[L704, BCSP_PnpStopENTRY]don't care, 184#[L706, BCSP_PnpStopENTRY]don't care, 188#[L715, BCSP_PnpStopENTRY]don't care, 192#[L735-2, BCSP_PnpStopENTRY]don't care, 196#[L735-3, BCSP_PnpStopENTRY]don't care, 200#[L735-4, BCSP_PnpStopENTRY]don't care, 204#[L736, BCSP_PnpStopENTRY]don't care, 208#[L737, BCSP_PnpStopENTRY]don't care, 214#[L737-1, BCSP_PnpStopENTRY]don't care, 218#[BCSP_PnpStopENTRY, L688]don't care, 222#[L689, BCSP_PnpStopENTRY]don't care, 226#[BCSP_PnpStopENTRY, L690]don't care, 230#[L683-5, BCSP_PnpStopENTRY]don't care, 236#[BCSP_PnpStopENTRY, L683-7]don't care, 334#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpStopENTRY]don't care] [2021-01-26 23:13:49,556 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 23:13:49,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 23:13:49,562 INFO L82 PathProgramCache]: Analyzing trace with hash 94699264, now seen corresponding path program 1 times [2021-01-26 23:13:49,573 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 23:13:49,574 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1555632598] [2021-01-26 23:13:49,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 23:13:49,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 23:13:49,841 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 23:13:49,842 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1555632598] [2021-01-26 23:13:49,843 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 23:13:49,844 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-26 23:13:49,845 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497632797] [2021-01-26 23:13:49,856 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-26 23:13:49,856 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 23:13:49,872 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-26 23:13:49,874 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-26 23:13:49,876 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 23:13:49,878 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 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) Size of Word is: 45 and size of Sequence is : 46[2021-01-26 23:13:49,917 INFO L164 SleepSetCegar]: Size of mCounterexample is: 46 [2021-01-26 23:13:49,918 INFO L165 SleepSetCegar]: [339#[ULTIMATE.startENTRY]true, 340#[L-1]true, 341#[L-1-1]true, 342#[L683]true, 343#[L683-1]true, 344#[L683-2]true, 345#[L683-3]true, 346#[L683-4]true, 347#[L698](= ~stoppingFlag~0 0), 348#[L699](= ~stoppingFlag~0 0), 349#[L700](= ~stoppingFlag~0 0), 350#[L-1-2](= ~stoppingFlag~0 0), 351#[L-1-3](= ~stoppingFlag~0 0), 352#[L755](= ~stoppingFlag~0 0), 353#[L755-1](= ~stoppingFlag~0 0), 354#[L757](= ~stoppingFlag~0 0), 355#[L758](= ~stoppingFlag~0 0), 356#[L759](= ~stoppingFlag~0 0), 357#[L760](= ~stoppingFlag~0 0), 358#[L760-1](= ~stoppingFlag~0 0), 359#[L760-2, BCSP_PnpStopENTRY](= ~stoppingFlag~0 0), 360#[BCSP_PnpStopENTRY, L761](= ~stoppingFlag~0 0), 363#[BCSP_PnpStopENTRY, L761-1](= ~stoppingFlag~0 0), 365#[L761-2, BCSP_PnpStopENTRY](= ~stoppingFlag~0 0), 367#[BCSP_PnpStopENTRY, L733](= ~stoppingFlag~0 0), 369#[BCSP_PnpStopENTRY, L734](= ~stoppingFlag~0 0), 371#[L735, BCSP_PnpStopENTRY](= ~stoppingFlag~0 0), 372#[BCSP_PnpStopENTRY, L735-1](= ~stoppingFlag~0 0), 375#[BCSP_PnpStopENTRY, L702](= ~stoppingFlag~0 0), 379#[L704, BCSP_PnpStopENTRY](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stoppingFlag~0 0)), 380#[BCSP_PnpStopENTRY, L708](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stoppingFlag~0 0)), 388#[BCSP_PnpStopENTRY, L710](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stoppingFlag~0 0)), 394#[BCSP_PnpStopENTRY, L713](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stoppingFlag~0 0)), 398#[L715, BCSP_PnpStopENTRY](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stoppingFlag~0 0)), 400#[L735-2, BCSP_PnpStopENTRY](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stoppingFlag~0 0)), 402#[L735-3, BCSP_PnpStopENTRY](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stoppingFlag~0 0)), 404#[L735-4, BCSP_PnpStopENTRY](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stoppingFlag~0 0)), 406#[L736, BCSP_PnpStopENTRY](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stoppingFlag~0 0)), 408#[L737, BCSP_PnpStopENTRY](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stoppingFlag~0 0)), 411#[L737-1, BCSP_PnpStopENTRY](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stoppingFlag~0 0)), 413#[BCSP_PnpStopENTRY, L688](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stoppingFlag~0 0)), 415#[L689, BCSP_PnpStopENTRY](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stoppingFlag~0 0)), 417#[BCSP_PnpStopENTRY, L690](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stoppingFlag~0 0)), 419#[L683-5, BCSP_PnpStopENTRY](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stoppingFlag~0 0)), 422#[BCSP_PnpStopENTRY, L683-7](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stoppingFlag~0 0)), 425#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, BCSP_PnpStopENTRY](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stoppingFlag~0 0))] [2021-01-26 23:13:49,918 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-26 23:13:49,918 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 23:13:49,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 23:13:49,919 INFO L82 PathProgramCache]: Analyzing trace with hash -1715704846, now seen corresponding path program 1 times [2021-01-26 23:13:49,919 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 23:13:49,920 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [39352981] [2021-01-26 23:13:49,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 23:13:49,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 23:13:50,065 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 23:13:50,065 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [39352981] [2021-01-26 23:13:50,066 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 23:13:50,066 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-26 23:13:50,066 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1984119513] [2021-01-26 23:13:50,069 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-26 23:13:50,069 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 23:13:50,070 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-26 23:13:50,070 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-26 23:13:50,070 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 23:13:50,071 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 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 23:13:50,174 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-26 23:13:50,460 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 66 and size of Sequence is : 67[2021-01-26 23:13:50,490 INFO L164 SleepSetCegar]: Size of mCounterexample is: 67 [2021-01-26 23:13:50,491 INFO L165 SleepSetCegar]: [432#[ULTIMATE.startENTRY]true, 434#[L-1]true, 436#[L-1-1]true, 438#[L683]true, 440#[L683-1]true, 442#[L683-2]true, 444#[L683-3]true, 446#[L683-4]true, 448#[L698](= ~stoppingFlag~0 0), 450#[L699](= ~stoppingFlag~0 0), 452#[L700](= ~stoppingFlag~0 0), 454#[L-1-2](and (= ~stoppingFlag~0 0) (= ~stopped~0 0)), 456#[L-1-3](and (= ~stoppingFlag~0 0) (= ~stopped~0 0)), 458#[L755](and (= ~stoppingFlag~0 0) (= ~stopped~0 0)), 460#[L755-1](and (= ~stoppingFlag~0 0) (= ~stopped~0 0)), 462#[L757](and (= ~stoppingFlag~0 0) (= ~stopped~0 0)), 464#[L758](and (= ~stoppingFlag~0 0) (= ~stopped~0 0)), 466#[L759](and (= ~stoppingFlag~0 0) (= ~stopped~0 0)), 468#[L760](and (= ~stoppingFlag~0 0) (= ~stopped~0 0)), 470#[L760-1](and (= ~stoppingFlag~0 0) (= ~stopped~0 0)), 472#[L760-2, BCSP_PnpStopENTRY](and (= ~stoppingFlag~0 0) (= ~stopped~0 0)), 474#[BCSP_PnpStopENTRY, L761](and (= ~stoppingFlag~0 0) (= ~stopped~0 0)), 480#[BCSP_PnpStopENTRY, L761-1](and (= ~stoppingFlag~0 0) (= ~stopped~0 0)), 484#[L761-2, BCSP_PnpStopENTRY](and (= ~stoppingFlag~0 0) (= ~stopped~0 0)), 488#[BCSP_PnpStopENTRY, L733](and (= ~stoppingFlag~0 0) (= ~stopped~0 0)), 492#[BCSP_PnpStopENTRY, L734](and (= ~stoppingFlag~0 0) (= ~stopped~0 0)), 496#[L735, BCSP_PnpStopENTRY](and (= ~stoppingFlag~0 0) (= ~stopped~0 0)), 498#[BCSP_PnpStopENTRY, L735-1](and (= ~stoppingFlag~0 0) (= ~stopped~0 0)), 504#[BCSP_PnpStopENTRY, L702](and (= ~stoppingFlag~0 0) (= ~stopped~0 0)), 508#[L704, BCSP_PnpStopENTRY](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stoppingFlag~0 0) (= ~stopped~0 0)), 510#[BCSP_PnpStopENTRY, L708](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stoppingFlag~0 0) (= ~stopped~0 0)), 518#[BCSP_PnpStopENTRY, L710](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stoppingFlag~0 0) (= ~stopped~0 0)), 522#[BCSP_PnpStopENTRY, L713](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stoppingFlag~0 0) (= ~stopped~0 0)), 526#[L715, BCSP_PnpStopENTRY](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stoppingFlag~0 0) (= ~stopped~0 0)), 530#[L735-2, BCSP_PnpStopENTRY](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stoppingFlag~0 0) (= ~stopped~0 0)), 534#[L735-3, BCSP_PnpStopENTRY](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stoppingFlag~0 0) (= ~stopped~0 0)), 538#[L735-4, BCSP_PnpStopENTRY](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stoppingFlag~0 0) (= ~stopped~0 0)), 542#[L736, BCSP_PnpStopENTRY](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stoppingFlag~0 0) (= ~stopped~0 0)), 546#[L737, BCSP_PnpStopENTRY](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stoppingFlag~0 0) (= ~stopped~0 0)), 550#[L737, L743](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stoppingFlag~0 0) (= ~stopped~0 0)), 3560#[L737, L745](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stopped~0 0)), 3565#[L725, L737](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stopped~0 0)), 3570#[L737, L726](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stopped~0 0)), 3575#[L737, L726-1](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stopped~0 0)), 3580#[L737, L718](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stopped~0 0)), 3585#[L737, L721](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stopped~0 0)), 3590#[L737, L722](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stopped~0 0)), 3595#[L737, L726-2](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stopped~0 0)), 3600#[L737, L726-3](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stopped~0 0)), 3605#[L737, L726-4](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stopped~0 0)), 3610#[L737, L727](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stopped~0 0)), 3618#[L737, L724](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stopped~0 0)), 3625#[L749, L737](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stopped~0 0)), 3630#[L737, L750](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stopped~0 0)), 3635#[L737, L685](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stopped~0 0)), 3640#[L737, L686](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stopped~0 0)), 3648#[L737, L685-1](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stopped~0 0)), 3658#[L737, L752](= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0), 3663#[L737, BCSP_PnpStopFINAL](= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0), 3672#[BCSP_PnpStopEXIT, L737](= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0), 3674#[BCSP_PnpStopEXIT, L737-1](= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0), 3676#[BCSP_PnpStopEXIT, L688](= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0), 3678#[BCSP_PnpStopEXIT, L689](= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0), 3682#[BCSP_PnpStopEXIT, L690](= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0), 3687#[BCSP_PnpStopEXIT, L683-5](= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0), 3695#[BCSP_PnpStopEXIT, L683-7](= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0), 3705#[BCSP_PnpStopEXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION](= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0)] [2021-01-26 23:13:50,492 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-26 23:13:50,492 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 23:13:50,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 23:13:50,493 INFO L82 PathProgramCache]: Analyzing trace with hash 626466869, now seen corresponding path program 1 times [2021-01-26 23:13:50,493 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 23:13:50,493 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844058457] [2021-01-26 23:13:50,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 23:13:50,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 23:13:50,606 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 23:13:50,607 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1844058457] [2021-01-26 23:13:50,607 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 23:13:50,607 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-26 23:13:50,607 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [863799256] [2021-01-26 23:13:50,608 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-26 23:13:50,608 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 23:13:50,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-26 23:13:50,609 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-26 23:13:50,610 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 23:13:50,610 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 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) Size of Word is: 67 and size of Sequence is : 68[2021-01-26 23:13:50,889 INFO L164 SleepSetCegar]: Size of mCounterexample is: 68 [2021-01-26 23:13:50,890 INFO L165 SleepSetCegar]: [3713#[ULTIMATE.startENTRY]true, 3715#[L-1]true, 3717#[L-1-1]true, 3719#[L683]true, 3721#[L683-1]true, 3723#[L683-2]true, 3725#[L683-3]true, 3727#[L683-4]true, 3729#[L698](= ~stoppingFlag~0 0), 3731#[L699](= ~stoppingFlag~0 0), 3733#[L700](and (= ~stoppingFlag~0 0) (= ~stoppingEvent~0 0)), 3735#[L-1-2](and (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 3737#[L-1-3](and (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 3739#[L755](and (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 3741#[L755-1](and (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 3743#[L757](and (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 3745#[L758](and (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 3747#[L759](and (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 3749#[L760](and (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 3751#[L760-1](and (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 3753#[L760-2, BCSP_PnpStopENTRY](and (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 3755#[BCSP_PnpStopENTRY, L761](and (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 3761#[BCSP_PnpStopENTRY, L761-1](and (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 3765#[L761-2, BCSP_PnpStopENTRY](and (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 3769#[BCSP_PnpStopENTRY, L733](and (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 3773#[BCSP_PnpStopENTRY, L734](and (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 3777#[L735, BCSP_PnpStopENTRY](and (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 3779#[BCSP_PnpStopENTRY, L735-1](and (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 3785#[BCSP_PnpStopENTRY, L702](and (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 3789#[L704, BCSP_PnpStopENTRY](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 3791#[BCSP_PnpStopENTRY, L708](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 3799#[BCSP_PnpStopENTRY, L710](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 3803#[BCSP_PnpStopENTRY, L713](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 3807#[L715, BCSP_PnpStopENTRY](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 3811#[L735-2, BCSP_PnpStopENTRY](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 3815#[L735-3, BCSP_PnpStopENTRY](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 3819#[L735-4, BCSP_PnpStopENTRY](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 3823#[L736, BCSP_PnpStopENTRY](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 3827#[L737, BCSP_PnpStopENTRY](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 3831#[L737, L743](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 5781#[L737, L745](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 5783#[L725, L737](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 5785#[L737, L726](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 5787#[L737, L726-1](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 5789#[L737, L718](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 5791#[L737, L721](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 5793#[L737, L722](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 5795#[L737, L726-2](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 5797#[L737, L726-3](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 5799#[L737, L726-4](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 5801#[L737, L727](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 5805#[L737, L728](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 5807#[L737, L724](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stopped~0 0)), 5809#[L749, L737](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stopped~0 0)), 5811#[L737, L750](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stopped~0 0)), 5813#[L737, L685](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stopped~0 0)), 5815#[L737, L686](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stopped~0 0)), 5817#[L737, L685-1](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stopped~0 0)), 5823#[L737, L752](= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0), 5825#[L737, BCSP_PnpStopFINAL](= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0), 5831#[BCSP_PnpStopEXIT, L737](= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0), 5833#[BCSP_PnpStopEXIT, L737-1](= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0), 5835#[BCSP_PnpStopEXIT, L688](= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0), 5837#[BCSP_PnpStopEXIT, L689](= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0), 5841#[BCSP_PnpStopEXIT, L690](= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0), 5843#[BCSP_PnpStopEXIT, L683-5](= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0), 5847#[BCSP_PnpStopEXIT, L683-7](= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0), 5851#[BCSP_PnpStopEXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION](= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0)] [2021-01-26 23:13:50,890 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-26 23:13:50,891 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 23:13:50,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 23:13:50,891 INFO L82 PathProgramCache]: Analyzing trace with hash 1397991493, now seen corresponding path program 1 times [2021-01-26 23:13:50,892 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 23:13:50,892 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390112354] [2021-01-26 23:13:50,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 23:13:50,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-26 23:13:51,059 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 23:13:51,060 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1390112354] [2021-01-26 23:13:51,060 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-26 23:13:51,061 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-01-26 23:13:51,061 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974586542] [2021-01-26 23:13:51,061 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-01-26 23:13:51,062 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-26 23:13:51,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-01-26 23:13:51,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-01-26 23:13:51,063 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-26 23:13:51,063 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 7.444444444444445) internal successors, (67), 9 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 23:13:51,700 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 67 and size of Sequence is : 68[2021-01-26 23:13:51,776 INFO L164 SleepSetCegar]: Size of mCounterexample is: 68 [2021-01-26 23:13:51,777 INFO L165 SleepSetCegar]: [5862#[ULTIMATE.startENTRY]true, 5864#[L-1]true, 5866#[L-1-1]true, 5868#[L683]true, 5870#[L683-1]true, 5872#[L683-2]true, 5874#[L683-3]true, 5876#[L683-4]true, 5878#[L698](= ~stoppingFlag~0 0), 5880#[L699](= ~stoppingFlag~0 0), 5882#[L700](and (= ~stoppingFlag~0 0) (= ~stoppingEvent~0 0)), 5884#[L-1-2](and (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 5886#[L-1-3](and (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 5888#[L755](and (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 5890#[L755-1](and (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 5892#[L757](and (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0) (= ~pendingIo~0 1)), 5894#[L758](and (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0) (= ~pendingIo~0 1)), 5896#[L759](and (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0) (= ~pendingIo~0 1)), 5898#[L760](and (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0) (= ~pendingIo~0 1)), 5900#[L760-1](and (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0) (= ~pendingIo~0 1)), 5902#[L760-2, BCSP_PnpStopENTRY](and (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0) (= ~pendingIo~0 1)), 5904#[BCSP_PnpStopENTRY, L761](and (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0) (= ~pendingIo~0 1)), 5910#[BCSP_PnpStopENTRY, L761-1](and (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0) (= ~pendingIo~0 1)), 5914#[L761-2, BCSP_PnpStopENTRY](and (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0) (= ~pendingIo~0 1)), 5918#[BCSP_PnpStopENTRY, L733](and (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0) (= ~pendingIo~0 1)), 5922#[BCSP_PnpStopENTRY, L734](and (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0) (= ~pendingIo~0 1)), 5926#[L735, BCSP_PnpStopENTRY](and (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0) (= ~pendingIo~0 1)), 5928#[BCSP_PnpStopENTRY, L735-1](and (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0) (= ~pendingIo~0 1)), 5934#[BCSP_PnpStopENTRY, L702](and (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0) (= ~pendingIo~0 1)), 5938#[L704, BCSP_PnpStopENTRY](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0) (= ~pendingIo~0 1)), 5940#[BCSP_PnpStopENTRY, L708](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0) (= ~pendingIo~0 1)), 5950#[BCSP_PnpStopENTRY, L710](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ULTIMATE.start_BCSP_IoIncrement_~lp~0 1) (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0) (= ~pendingIo~0 1)), 5952#[L743, L710](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ULTIMATE.start_BCSP_IoIncrement_~lp~0 1) (= ~stoppingFlag~0 0) (= ~stopped~0 0) (= ~stoppingEvent~0 0) (= ~pendingIo~0 1)), 14989#[L745, L710](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ULTIMATE.start_BCSP_IoIncrement_~lp~0 1) (= ~stopped~0 0) (= ~stoppingEvent~0 0) (= ~pendingIo~0 1)), 14998#[L725, L710](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ULTIMATE.start_BCSP_IoIncrement_~lp~0 1) (= ~stopped~0 0) (= ~stoppingEvent~0 0) (= ~pendingIo~0 1)), 15007#[L726, L710](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ULTIMATE.start_BCSP_IoIncrement_~lp~0 1) (= ~stopped~0 0) (= ~stoppingEvent~0 0) (= ~pendingIo~0 1)), 15016#[L726-1, L710](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ULTIMATE.start_BCSP_IoIncrement_~lp~0 1) (= ~stopped~0 0) (= ~stoppingEvent~0 0) (= ~pendingIo~0 1)), 15025#[L718, L710](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ULTIMATE.start_BCSP_IoIncrement_~lp~0 1) (= ~stopped~0 0) (= ~stoppingEvent~0 0) (= ~pendingIo~0 1)), 15034#[L721, L710](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ULTIMATE.start_BCSP_IoIncrement_~lp~0 1) (= ~stopped~0 0) (= ~stoppingEvent~0 0)), 15045#[L721, L713](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ULTIMATE.start_BCSP_IoIncrement_~lp~0 1) (= ~stopped~0 0) (<= 2 ~pendingIo~0) (= ~stoppingEvent~0 0)), 15049#[L715, L721](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ULTIMATE.start_BCSP_IoIncrement_~lp~0 1) (= ~stopped~0 0) (<= 2 ~pendingIo~0) (= ~stoppingEvent~0 0)), 15053#[L735-2, L721](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ULTIMATE.start_BCSP_IoIncrement_~lp~0 1) (= ~stopped~0 0) (<= 2 ~pendingIo~0) (= ~stoppingEvent~0 0)), 15057#[L735-3, L721](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ULTIMATE.start_BCSP_IoIncrement_~lp~0 1) (= ~stopped~0 0) (<= 2 ~pendingIo~0) (= ~stoppingEvent~0 0)), 15061#[L721, L735-4](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ULTIMATE.start_BCSP_IoIncrement_~lp~0 1) (= ~stopped~0 0) (<= 2 ~pendingIo~0) (= ~stoppingEvent~0 0)), 15063#[L721, L736](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ULTIMATE.start_BCSP_IoIncrement_~lp~0 1) (= ~stopped~0 0) (<= 2 ~pendingIo~0) (= ~stoppingEvent~0 0)), 15069#[L737, L721](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ULTIMATE.start_BCSP_IoIncrement_~lp~0 1) (= ~stopped~0 0) (<= 2 ~pendingIo~0) (= ~stoppingEvent~0 0)), 15073#[L737, L722](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ULTIMATE.start_BCSP_IoIncrement_~lp~0 1) (= ~stopped~0 0) (<= 2 ~pendingIo~0) (= ~stoppingEvent~0 0)), 15507#[L737, L726-2](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ULTIMATE.start_BCSP_IoIncrement_~lp~0 1) (= ~stopped~0 0) (<= 2 ~pendingIo~0) (= ~stoppingEvent~0 0)), 15509#[L737, L726-3](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ULTIMATE.start_BCSP_IoIncrement_~lp~0 1) (= ~stopped~0 0) (<= 2 ~pendingIo~0) (= ~stoppingEvent~0 0)), 15511#[L737, L726-4](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ULTIMATE.start_BCSP_IoIncrement_~lp~0 1) (= ~stopped~0 0) (<= 2 ~pendingIo~0) (= ~stoppingEvent~0 0)), 15513#[L737, L727](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ULTIMATE.start_BCSP_IoIncrement_~lp~0 1) (= ~stopped~0 0) (<= 2 ~pendingIo~0) (= ~stoppingEvent~0 0)), 15517#[L737, L728](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ULTIMATE.start_BCSP_IoIncrement_~lp~0 1) (= ~stopped~0 0) (<= 2 ~pendingIo~0) (= ~stoppingEvent~0 0)), 15519#[L737, L724](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ULTIMATE.start_BCSP_IoIncrement_~lp~0 1) (= ~stopped~0 0) (<= 2 ~pendingIo~0)), 15521#[L749, L737](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ULTIMATE.start_BCSP_IoIncrement_~lp~0 1) (= ~stopped~0 0) (<= 2 ~pendingIo~0)), 15523#[L737, L750](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ULTIMATE.start_BCSP_IoIncrement_~lp~0 1) (= ~stopped~0 0) (<= 2 ~pendingIo~0)), 15525#[L737, L685](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ULTIMATE.start_BCSP_IoIncrement_~lp~0 1) (= ~stopped~0 0) (<= 2 ~pendingIo~0)), 15527#[L737, L686](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ULTIMATE.start_BCSP_IoIncrement_~lp~0 1) (= ~stopped~0 0) (<= 2 ~pendingIo~0)), 15529#[L737, L685-1](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ULTIMATE.start_BCSP_IoIncrement_~lp~0 1) (= ~stopped~0 0) (<= 2 ~pendingIo~0)), 15533#[L737, L752](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ULTIMATE.start_BCSP_IoIncrement_~lp~0 1) (<= 2 ~pendingIo~0)), 15535#[L737, BCSP_PnpStopFINAL](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ULTIMATE.start_BCSP_IoIncrement_~lp~0 1) (<= 2 ~pendingIo~0)), 15541#[BCSP_PnpStopEXIT, L737](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ULTIMATE.start_BCSP_IoIncrement_~lp~0 1) (<= 2 ~pendingIo~0)), 15543#[BCSP_PnpStopEXIT, L737-1](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ULTIMATE.start_BCSP_IoIncrement_~lp~0 1) (<= 2 ~pendingIo~0)), 15545#[BCSP_PnpStopEXIT, L688](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ULTIMATE.start_BCSP_IoIncrement_~lp~0 1) (<= 2 ~pendingIo~0)), 15547#[BCSP_PnpStopEXIT, L689](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ULTIMATE.start_BCSP_IoIncrement_~lp~0 1) (<= 2 ~pendingIo~0)), 15551#[BCSP_PnpStopEXIT, L690](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ULTIMATE.start_BCSP_IoIncrement_~lp~0 1) (<= 2 ~pendingIo~0)), 15553#[BCSP_PnpStopEXIT, L683-5](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ULTIMATE.start_BCSP_IoIncrement_~lp~0 1) (<= 2 ~pendingIo~0)), 15557#[BCSP_PnpStopEXIT, L683-7](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ULTIMATE.start_BCSP_IoIncrement_~lp~0 1) (<= 2 ~pendingIo~0)), 15561#[BCSP_PnpStopEXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION](and (= ULTIMATE.start_BCSP_IoIncrement_~lsf~0 0) (= ULTIMATE.start_BCSP_IoIncrement_~lp~0 1) (<= 2 ~pendingIo~0))] [2021-01-26 23:13:51,778 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-26 23:13:51,778 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-26 23:13:51,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-26 23:13:51,779 INFO L82 PathProgramCache]: Analyzing trace with hash -749499311, now seen corresponding path program 2 times [2021-01-26 23:13:51,779 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-26 23:13:51,779 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [553534646] [2021-01-26 23:13:51,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-26 23:13:51,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-01-26 23:13:51,799 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-01-26 23:13:51,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-01-26 23:13:51,816 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-01-26 23:13:51,869 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-01-26 23:13:51,870 INFO L605 BasicCegarLoop]: Counterexample might be feasible [2021-01-26 23:13:51,870 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-01-26 23:13:51,978 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.01 11:13:51 BasicIcfg [2021-01-26 23:13:51,978 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-26 23:13:51,981 INFO L168 Benchmark]: Toolchain (without parser) took 4085.39 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 275.8 MB in the beginning and 157.3 MB in the end (delta: 118.5 MB). Peak memory consumption was 181.8 MB. Max. memory is 16.0 GB. [2021-01-26 23:13:51,982 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 302.0 MB. Free memory is still 271.8 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-01-26 23:13:51,982 INFO L168 Benchmark]: CACSL2BoogieTranslator took 777.73 ms. Allocated memory is still 302.0 MB. Free memory was 274.9 MB in the beginning and 244.4 MB in the end (delta: 30.4 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.0 GB. [2021-01-26 23:13:51,985 INFO L168 Benchmark]: Boogie Procedure Inliner took 119.40 ms. Allocated memory is still 302.0 MB. Free memory was 244.4 MB in the beginning and 284.5 MB in the end (delta: -40.1 MB). Peak memory consumption was 6.8 MB. Max. memory is 16.0 GB. [2021-01-26 23:13:51,986 INFO L168 Benchmark]: Boogie Preprocessor took 72.84 ms. Allocated memory is still 302.0 MB. Free memory was 284.5 MB in the beginning and 283.2 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-01-26 23:13:51,988 INFO L168 Benchmark]: RCFGBuilder took 515.37 ms. Allocated memory is still 302.0 MB. Free memory was 283.2 MB in the beginning and 255.9 MB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.0 GB. [2021-01-26 23:13:51,992 INFO L168 Benchmark]: TraceAbstraction took 2578.95 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 255.9 MB in the beginning and 157.3 MB in the end (delta: 98.6 MB). Peak memory consumption was 162.4 MB. Max. memory is 16.0 GB. [2021-01-26 23:13:51,999 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 302.0 MB. Free memory is still 271.8 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 777.73 ms. Allocated memory is still 302.0 MB. Free memory was 274.9 MB in the beginning and 244.4 MB in the end (delta: 30.4 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 119.40 ms. Allocated memory is still 302.0 MB. Free memory was 244.4 MB in the beginning and 284.5 MB in the end (delta: -40.1 MB). Peak memory consumption was 6.8 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 72.84 ms. Allocated memory is still 302.0 MB. Free memory was 284.5 MB in the beginning and 283.2 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 515.37 ms. Allocated memory is still 302.0 MB. Free memory was 283.2 MB in the beginning and 255.9 MB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.0 GB. * TraceAbstraction took 2578.95 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 255.9 MB in the beginning and 157.3 MB in the end (delta: 98.6 MB). Peak memory consumption was 162.4 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 683]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L697] 0 volatile int stoppingFlag; VAL [stoppingFlag=0] [L698] 0 volatile int pendingIo; VAL [pendingIo=0, stoppingFlag=0] [L699] 0 volatile int stoppingEvent; VAL [pendingIo=0, stoppingEvent=0, stoppingFlag=0] [L700] 0 volatile int stopped; VAL [pendingIo=0, stopped=0, stoppingEvent=0, stoppingFlag=0] [L755] 0 pthread_t t; VAL [pendingIo=0, stopped=0, stoppingEvent=0, stoppingFlag=0] [L756] 0 pendingIo = 1 VAL [pendingIo=1, stopped=0, stoppingEvent=0, stoppingFlag=0] [L757] 0 stoppingFlag = 0 VAL [pendingIo=1, stopped=0, stoppingEvent=0, stoppingFlag=0] [L758] 0 stoppingEvent = 0 VAL [pendingIo=1, stopped=0, stoppingEvent=0, stoppingFlag=0] [L759] 0 stopped = 0 VAL [pendingIo=1, stopped=0, stoppingEvent=0, stoppingFlag=0] [L760] FCALL, FORK 0 pthread_create(&t, 0, BCSP_PnpStop, 0) VAL [pendingIo=1, stopped=0, stoppingEvent=0, stoppingFlag=0] [L734] 0 int status; VAL [pendingIo=1, stopped=0, stoppingEvent=0, stoppingFlag=0] [L703] 0 int lsf = stoppingFlag; VAL [pendingIo=1, stopped=0, stoppingEvent=0, stoppingFlag=0] [L705] COND FALSE 0 !(\read(lsf)) VAL [pendingIo=1, stopped=0, stoppingEvent=0, stoppingFlag=0] [L709] 0 int lp = pendingIo; VAL [pendingIo=1, stopped=0, stoppingEvent=0, stoppingFlag=0] [L744] 1 stoppingFlag = 1 VAL [pendingIo=1, stopped=0, stoppingEvent=0, stoppingFlag=1] [L725] 1 int pending; VAL [pendingIo=1, stopped=0, stoppingEvent=0, stoppingFlag=1] [L719] 1 pendingIo-- [L720] 1 int tmp = pendingIo; VAL [pendingIo=0, stopped=0, stoppingEvent=0, stoppingFlag=1] [L712] 0 pendingIo = lp + 1 VAL [pendingIo=2, stopped=0, stoppingEvent=0, stoppingFlag=1] [L715] 0 return 0; VAL [pendingIo=2, stopped=0, stoppingEvent=0, stoppingFlag=1] [L735] 0 status = BCSP_IoIncrement() VAL [pendingIo=2, stopped=0, stoppingEvent=0, stoppingFlag=1] [L736] COND TRUE 0 status == 0 VAL [pendingIo=2, stopped=0, stoppingEvent=0, stoppingFlag=1] [L722] 1 return tmp; VAL [pendingIo=2, stopped=0, stoppingEvent=0, stoppingFlag=1] [L726] 1 pending = dec() VAL [pendingIo=2, stopped=0, stoppingEvent=0, stoppingFlag=1] [L727] COND TRUE 1 pending == 0 VAL [pendingIo=2, stopped=0, stoppingEvent=0, stoppingFlag=1] [L729] 1 stoppingEvent = 1 VAL [pendingIo=2, stopped=0, stoppingEvent=1, stoppingFlag=1] [L748] 1 int lse = stoppingEvent; VAL [pendingIo=2, stopped=0, stoppingEvent=1, stoppingFlag=1] [L686] COND FALSE 1 !(!cond) VAL [pendingIo=2, stopped=0, stoppingEvent=1, stoppingFlag=1] [L751] 1 stopped = 1 VAL [pendingIo=2, stopped=1, stoppingEvent=1, stoppingFlag=1] [L752] 1 return 0; VAL [pendingIo=2, stopped=1, stoppingEvent=1, stoppingFlag=1] [L689] COND TRUE 0 !(cond) VAL [pendingIo=2, stopped=1, stoppingEvent=1, stoppingFlag=1] [L683] COND FALSE 0 !(0) VAL [pendingIo=2, stopped=1, stoppingEvent=1, stoppingFlag=1] [L683] 0 __assert_fail ("0", "assert.h", 6, __extension__ __PRETTY_FUNCTION__) VAL [pendingIo=2, stopped=1, stoppingEvent=1, stoppingFlag=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 94 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 2.3s, OverallIterations: 5, 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, 0.0s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 288 NumberOfCodeBlocks, 288 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 217 ConstructedInterpolants, 0 QuantifiedInterpolants, 25919 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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...