/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-New_States.epf -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_21-deref_read_racing.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-e5469eb [2021-01-22 09:54:11,823 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-22 09:54:11,827 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-22 09:54:11,881 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-22 09:54:11,882 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-22 09:54:11,886 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-22 09:54:11,890 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-22 09:54:11,898 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-22 09:54:11,901 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-22 09:54:11,909 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-22 09:54:11,911 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-22 09:54:11,914 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-22 09:54:11,915 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-22 09:54:11,917 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-22 09:54:11,918 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-22 09:54:11,922 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-22 09:54:11,923 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-22 09:54:11,928 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-22 09:54:11,930 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-22 09:54:11,935 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-22 09:54:11,940 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-22 09:54:11,942 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-22 09:54:11,948 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-22 09:54:11,949 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-22 09:54:11,957 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-01-22 09:54:11,971 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-22 09:54:11,972 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-22 09:54:11,973 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-22 09:54:11,974 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-New_States.epf [2021-01-22 09:54:12,031 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-22 09:54:12,031 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-22 09:54:12,037 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-22 09:54:12,037 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-22 09:54:12,038 INFO L138 SettingsManager]: * Use SBE=true [2021-01-22 09:54:12,038 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-22 09:54:12,038 INFO L138 SettingsManager]: * sizeof long=4 [2021-01-22 09:54:12,038 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-22 09:54:12,039 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-01-22 09:54:12,039 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-22 09:54:12,040 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-22 09:54:12,041 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-22 09:54:12,041 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-22 09:54:12,041 INFO L138 SettingsManager]: * sizeof long double=12 [2021-01-22 09:54:12,042 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-22 09:54:12,042 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-22 09:54:12,042 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-22 09:54:12,042 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-22 09:54:12,042 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-22 09:54:12,043 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-01-22 09:54:12,043 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-22 09:54:12,043 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-22 09:54:12,044 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-22 09:54:12,044 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-22 09:54:12,044 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-22 09:54:12,044 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-22 09:54:12,045 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-22 09:54:12,045 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-01-22 09:54:12,045 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2021-01-22 09:54:12,045 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2021-01-22 09:54:12,045 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-22 09:54:12,046 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2021-01-22 09:54:12,046 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-01-22 09:54:12,046 INFO L138 SettingsManager]: * Sleep set reduction in concurrent analysis=NEW_STATES 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-22 09:54:12,438 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-22 09:54:12,473 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-22 09:54:12,477 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-22 09:54:12,478 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-22 09:54:12,480 INFO L275 PluginConnector]: CDTParser initialized [2021-01-22 09:54:12,481 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_21-deref_read_racing.i [2021-01-22 09:54:12,564 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/335eb6995/9e18964999ba42099d23089a4b27f775/FLAGf9f57ad1f [2021-01-22 09:54:13,264 INFO L306 CDTParser]: Found 1 translation units. [2021-01-22 09:54:13,265 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_21-deref_read_racing.i [2021-01-22 09:54:13,285 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/335eb6995/9e18964999ba42099d23089a4b27f775/FLAGf9f57ad1f [2021-01-22 09:54:13,573 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/335eb6995/9e18964999ba42099d23089a4b27f775 [2021-01-22 09:54:13,576 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-22 09:54:13,579 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-01-22 09:54:13,583 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-22 09:54:13,583 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-22 09:54:13,589 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-22 09:54:13,590 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.01 09:54:13" (1/1) ... [2021-01-22 09:54:13,595 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b027498 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 09:54:13, skipping insertion in model container [2021-01-22 09:54:13,595 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.01 09:54:13" (1/1) ... [2021-01-22 09:54:13,605 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-22 09:54:13,674 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-22 09:54:14,140 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-22 09:54:14,154 INFO L203 MainTranslator]: Completed pre-run [2021-01-22 09:54:14,233 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-22 09:54:14,349 INFO L208 MainTranslator]: Completed translation [2021-01-22 09:54:14,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 09:54:14 WrapperNode [2021-01-22 09:54:14,354 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-22 09:54:14,357 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-22 09:54:14,357 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-22 09:54:14,357 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-22 09:54:14,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 09:54:14" (1/1) ... [2021-01-22 09:54:14,403 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 09:54:14" (1/1) ... [2021-01-22 09:54:14,436 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-22 09:54:14,438 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-22 09:54:14,438 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-22 09:54:14,438 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-22 09:54:14,452 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 09:54:14" (1/1) ... [2021-01-22 09:54:14,452 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 09:54:14" (1/1) ... [2021-01-22 09:54:14,466 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 09:54:14" (1/1) ... [2021-01-22 09:54:14,466 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 09:54:14" (1/1) ... [2021-01-22 09:54:14,483 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 09:54:14" (1/1) ... [2021-01-22 09:54:14,488 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 09:54:14" (1/1) ... [2021-01-22 09:54:14,490 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 09:54:14" (1/1) ... [2021-01-22 09:54:14,494 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-22 09:54:14,495 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-22 09:54:14,495 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-22 09:54:14,495 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-22 09:54:14,496 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 09:54:14" (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 [2021-01-22 09:54:14,574 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-01-22 09:54:14,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-22 09:54:14,575 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-01-22 09:54:14,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-22 09:54:14,575 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-01-22 09:54:14,575 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-01-22 09:54:14,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-22 09:54:14,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-22 09:54:14,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-22 09:54:14,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-22 09:54:14,578 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-01-22 09:54:15,066 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-22 09:54:15,067 INFO L298 CfgBuilder]: Removed 17 assume(true) statements. [2021-01-22 09:54:15,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.01 09:54:15 BoogieIcfgContainer [2021-01-22 09:54:15,069 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-22 09:54:15,071 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-22 09:54:15,071 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-22 09:54:15,074 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-22 09:54:15,075 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.01 09:54:13" (1/3) ... [2021-01-22 09:54:15,076 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bc9c97a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.01 09:54:15, skipping insertion in model container [2021-01-22 09:54:15,076 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 09:54:14" (2/3) ... [2021-01-22 09:54:15,076 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bc9c97a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.01 09:54:15, skipping insertion in model container [2021-01-22 09:54:15,077 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.01 09:54:15" (3/3) ... [2021-01-22 09:54:15,078 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_21-deref_read_racing.i [2021-01-22 09:54:15,096 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-01-22 09:54:15,096 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-22 09:54:15,101 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-22 09:54:15,102 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-01-22 09:54:15,136 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,136 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,136 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,137 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,137 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,137 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,137 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,138 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,138 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,138 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,139 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,139 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,139 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,139 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,140 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,140 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,140 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,141 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,141 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,141 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,141 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,142 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,142 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,142 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,142 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,143 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,143 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,143 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,144 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,144 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,144 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,144 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,144 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,145 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,145 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,145 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,146 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,146 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,146 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,146 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,147 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,147 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,147 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,148 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,148 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,148 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,148 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,149 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,151 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,152 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,152 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,152 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,152 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,153 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,153 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,153 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,153 WARN L313 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,154 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,154 WARN L313 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 09:54:15,162 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-01-22 09:54:15,176 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-01-22 09:54:15,201 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-22 09:54:15,202 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-22 09:54:15,202 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-22 09:54:15,202 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-22 09:54:15,202 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-22 09:54:15,202 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-22 09:54:15,202 INFO L383 AbstractCegarLoop]: Minimize is NONE [2021-01-22 09:54:15,203 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-22 09:54:15,257 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 12ms [2021-01-22 09:54:15,262 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:15,299 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 7ms [2021-01-22 09:54:15,307 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 09:54:15,334 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 14ms [2021-01-22 09:54:15,346 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 10ms [2021-01-22 09:54:15,357 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 8ms [2021-01-22 09:54:15,373 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 13ms [2021-01-22 09:54:15,386 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 8ms [2021-01-22 09:54:15,397 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 8ms [2021-01-22 09:54:15,417 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 13ms [2021-01-22 09:54:15,433 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 11ms [2021-01-22 09:54:15,453 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 10ms [2021-01-22 09:54:15,488 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 30ms [2021-01-22 09:54:15,579 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 11ms [2021-01-22 09:54:15,591 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 8ms [2021-01-22 09:54:15,699 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 12ms [2021-01-22 09:54:15,710 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 9ms [2021-01-22 09:54:15,724 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 9ms [2021-01-22 09:54:15,733 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 7ms [2021-01-22 09:54:15,741 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:15,747 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 09:54:15,770 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:15,775 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:15,792 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:15,800 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 09:54:15,803 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:54:15,806 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:54:15,812 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:15,817 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:15,828 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:15,834 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:15,946 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:15,952 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:15,968 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:15,972 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:15,990 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:15,994 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:16,009 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:16,015 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:16,995 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 9ms [2021-01-22 09:54:17,003 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 09:54:17,660 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 9ms [2021-01-22 09:54:17,671 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 7ms [2021-01-22 09:54:17,682 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 09:54:17,693 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 9ms [2021-01-22 09:54:17,701 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 09:54:17,714 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 9ms [2021-01-22 09:54:17,722 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:17,729 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 09:54:17,774 WARN L465 BasicCegarLoop]: Sleep Set Reduction Time: 2550ms [2021-01-22 09:54:17,774 WARN L466 BasicCegarLoop]: Sleep set: input automaton currently 890 states, but on-demand construction may add more states [2021-01-22 09:54:17,787 WARN L467 BasicCegarLoop]: Sleep set: output automaton has 890 states, 857 states have (on average 1.7339556592765462) internal successors, (1486), 889 states have internal predecessors, (1486), 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: 52 and size of Sequence is : 53[2021-01-22 09:54:17,804 INFO L131 SleepSetCegar]: Size of mCounterexample is: 53 [2021-01-22 09:54:17,804 INFO L132 SleepSetCegar]: [92#[ULTIMATE.startENTRY]don't care, 95#[L-1]don't care, 98#[L-1-1]don't care, 101#[L683]don't care, 104#[L683-1]don't care, 107#[L683-2]don't care, 110#[L683-3]don't care, 113#[L683-4]don't care, 116#[L689]don't care, 119#[L689-1]don't care, 122#[L689-2]don't care, 125#[L689-3]don't care, 128#[L689-4]don't care, 131#[L689-5]don't care, 134#[L690]don't care, 137#[L690-1]don't care, 140#[L691]don't care, 143#[L692]don't care, 146#[L692-1]don't care, 149#[L692-2]don't care, 152#[L692-3]don't care, 155#[L692-4]don't care, 158#[L692-5]don't care, 161#[L692-6]don't care, 164#[L-1-2]don't care, 167#[L700]don't care, 170#[L700-1]don't care, 173#[L700-10]don't care, 176#[L700-11]don't care, 183#[L702-7]don't care, 186#[L702-1]don't care, 192#[L702-2]don't care, 195#[L702-3]don't care, 198#[L702-4]don't care, 201#[L684]don't care, 204#[L684-1]don't care, 209#[L684-2]don't care, 213#[L683-5]don't care, 216#[L683-9]don't care, 207#[L684-4]don't care, 223#[L702-5]don't care, 226#[L702-6]don't care, 183#[L702-7]don't care, 186#[L702-1]don't care, 192#[L702-2]don't care, 195#[L702-3]don't care, 198#[L702-4]don't care, 201#[L684]don't care, 204#[L684-1]don't care, 209#[L684-2]don't care, 213#[L683-5]don't care, 218#[L683-7]don't care, 263#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]don't care] [2021-01-22 09:54:17,805 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-22 09:54:17,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-22 09:54:17,812 INFO L82 PathProgramCache]: Analyzing trace with hash -421898286, now seen corresponding path program 1 times [2021-01-22 09:54:17,823 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-22 09:54:17,823 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1999667656] [2021-01-22 09:54:17,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-22 09:54:18,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-22 09:54:18,139 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-01-22 09:54:18,139 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1999667656] [2021-01-22 09:54:18,140 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-22 09:54:18,141 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-22 09:54:18,141 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1866565133] [2021-01-22 09:54:18,145 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-01-22 09:54:18,145 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-22 09:54:18,160 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-01-22 09:54:18,161 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-01-22 09:54:18,163 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-22 09:54:18,163 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 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) [2021-01-22 09:54:18,180 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 09:54:18,183 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:54:18,186 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:18,190 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms Size of Word is: 39 and size of Sequence is : 40[2021-01-22 09:54:18,202 INFO L131 SleepSetCegar]: Size of mCounterexample is: 40 [2021-01-22 09:54:18,203 INFO L132 SleepSetCegar]: [71209#[ULTIMATE.startENTRY]true, 71211#[L-1]true, 71213#[L-1-1]true, 71215#[L683]true, 71217#[L683-1]true, 71219#[L683-2]true, 71221#[L683-3]true, 71223#[L683-4]true, 71225#[L689]true, 71227#[L689-1]true, 71229#[L689-2]true, 71231#[L689-3]true, 71233#[L689-4]true, 71235#[L689-5]true, 71237#[L690]true, 71239#[L690-1]true, 71241#[L691]true, 71243#[L692]true, 71245#[L692-1]true, 71247#[L692-2]true, 71249#[L692-3]true, 71251#[L692-4]true, 71253#[L692-5]true, 71255#[L692-6]true, 71257#[L-1-2]true, 71259#[L700]true, 71261#[L700-1]true, 71263#[L700-10]true, 71266#[L700-11]true, 71414#[L702-7]true, 71416#[L702-1]true, 71419#[L702-2]true, 71421#[L702-3]true, 71423#[L702-4]true, 71425#[L684]true, 71427#[L684-1]true, 71429#[L684-2]true, 71433#[L683-5]true, 71435#[L683-7]true, 71521#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]true] [2021-01-22 09:54:18,203 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-22 09:54:18,204 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-22 09:54:18,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-22 09:54:18,205 INFO L82 PathProgramCache]: Analyzing trace with hash 907619478, now seen corresponding path program 1 times [2021-01-22 09:54:18,205 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-22 09:54:18,205 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1323804166] [2021-01-22 09:54:18,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-22 09:54:18,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-22 09:54:18,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-22 09:54:18,346 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1323804166] [2021-01-22 09:54:18,347 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-22 09:54:18,347 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-22 09:54:18,348 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [31978154] [2021-01-22 09:54:18,349 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-22 09:54:18,350 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-22 09:54:18,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-22 09:54:18,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-22 09:54:18,354 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-22 09:54:18,355 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 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) [2021-01-22 09:54:18,385 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-22 09:54:18,385 WARN L144 IndependenceRelation]: Script Release Time: 0ms [2021-01-22 09:54:18,392 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 09:54:18,394 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:54:18,398 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:54:18,403 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 09:54:18,419 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-22 09:54:18,420 WARN L144 IndependenceRelation]: Script Release Time: 1ms [2021-01-22 09:54:18,426 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 09:54:18,430 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:18,441 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-22 09:54:18,442 WARN L144 IndependenceRelation]: Script Release Time: 1ms [2021-01-22 09:54:18,447 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 09:54:18,450 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:54:18,456 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:18,460 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:18,468 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:18,474 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 09:54:18,479 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:18,485 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:18,490 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:54:18,493 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:18,498 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:18,503 INFO L163 IndependenceRelation]: Independence Inclusion Check 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Independence Inclusion Check Time: 3ms [2021-01-22 09:54:19,727 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:54:19,730 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 1ms [2021-01-22 09:54:19,734 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:19,737 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:19,743 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 09:54:19,748 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:19,753 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:19,758 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:19,763 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:54:19,766 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 1ms [2021-01-22 09:54:19,770 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:19,774 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:19,783 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:19,788 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 09:54:19,791 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 1ms [2021-01-22 09:54:19,793 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 1ms [2021-01-22 09:54:19,797 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:19,801 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:19,803 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 1ms [2021-01-22 09:54:19,806 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 1ms [2021-01-22 09:54:19,810 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:19,813 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:19,819 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:19,823 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:19,834 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:19,839 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:19,842 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 1ms [2021-01-22 09:54:19,844 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 1ms [2021-01-22 09:54:19,848 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:54:19,852 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:19,855 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 1ms [2021-01-22 09:54:19,857 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:54:19,861 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:19,865 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:19,871 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:19,876 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:19,888 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:19,894 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 09:54:19,896 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:54:19,899 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:54:19,903 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:19,907 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:19,910 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 1ms [2021-01-22 09:54:19,912 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:54:19,917 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:19,920 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:19,926 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:19,930 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:19,980 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 7ms [2021-01-22 09:54:19,986 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 09:54:19,988 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:54:19,990 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 1ms [2021-01-22 09:54:19,995 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:19,999 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:20,001 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 1ms [2021-01-22 09:54:20,004 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 1ms [2021-01-22 09:54:20,008 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:20,012 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:20,018 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:20,023 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:20,038 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 09:54:20,043 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 09:54:20,046 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:54:20,048 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:54:20,053 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:20,057 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:20,060 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 1ms [2021-01-22 09:54:20,062 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 1ms [2021-01-22 09:54:20,066 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:20,070 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:20,075 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 09:54:20,080 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:20,092 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 09:54:20,098 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 09:54:20,100 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:54:20,103 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 1ms [2021-01-22 09:54:20,107 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:20,111 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:20,114 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 1ms [2021-01-22 09:54:20,116 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:54:20,120 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:54:20,124 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:20,129 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:20,133 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:20,144 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 09:54:20,149 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 09:54:20,152 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 1ms [2021-01-22 09:54:20,154 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:54:20,159 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:20,162 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:20,165 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 1ms [2021-01-22 09:54:20,167 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 1ms [2021-01-22 09:54:20,171 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:20,174 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:20,180 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:20,184 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:20,188 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:54:20,191 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 1ms [2021-01-22 09:54:20,195 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:20,199 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:20,204 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:20,208 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:20,213 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:20,218 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:20,222 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:54:20,224 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:54:20,228 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:20,233 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:20,355 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 1ms [2021-01-22 09:54:20,357 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 1ms [2021-01-22 09:54:20,361 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:20,365 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:20,370 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:20,374 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:20,379 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:20,384 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:20,387 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:54:20,390 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 1ms [2021-01-22 09:54:20,394 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 09:54:20,397 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms Size of Word is: 46 and size of Sequence is : 47[2021-01-22 09:54:20,621 INFO L131 SleepSetCegar]: Size of mCounterexample is: 47 [2021-01-22 09:54:20,621 INFO L132 SleepSetCegar]: [71527#[ULTIMATE.startENTRY]true, 71530#[L-1]true, 71533#[L-1-1]true, 71536#[L683]true, 71539#[L683-1]true, 71542#[L683-2]true, 71545#[L683-3]true, 71548#[L683-4]true, 71551#[L689]true, 71554#[L689-1]true, 71557#[L689-2]true, 71560#[L689-3]true, 71563#[L689-4]true, 71566#[L689-5]true, 71569#[L690]true, 71572#[L690-1]true, 71575#[L691]true, 71578#[L692]true, 71581#[L692-1]true, 71584#[L692-2]true, 71587#[L692-3]true, 71590#[L692-4]true, 71593#[L692-5]true, 71596#[L692-6]true, 71599#[L-1-2]true, 71602#[L700]true, 71605#[L700-1]true, 71608#[L700-10](= ULTIMATE.start_main_~i~0 0), 71615#[L700-4](= ULTIMATE.start_main_~i~0 0), 71955#[L700-5](= ULTIMATE.start_main_~i~0 0), 71959#[L700-6, t_funENTRY](= ULTIMATE.start_main_~i~0 0), 71964#[L700-7, t_funENTRY](= ULTIMATE.start_main_~i~0 0), 71972#[L700-8, t_funENTRY](= ULTIMATE.start_main_~i~0 0), 71980#[L700-9, t_funENTRY]true, 71990#[L700-10, t_funENTRY]true, 71997#[L700-11, t_funENTRY]true, 72008#[L702-7, t_funENTRY]true, 72017#[L702-1, t_funENTRY]true, 72028#[L702-2, t_funENTRY]true, 72036#[L702-3, t_funENTRY]true, 72044#[L702-4, t_funENTRY]true, 72052#[L684, t_funENTRY]true, 72060#[L684-1, t_funENTRY]true, 72069#[L684-2, t_funENTRY]true, 72080#[L683-5, t_funENTRY]true, 72091#[L683-7, t_funENTRY]true, 97801#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t_funENTRY]true] [2021-01-22 09:54:20,622 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-22 09:54:20,622 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-22 09:54:20,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-22 09:54:20,623 INFO L82 PathProgramCache]: Analyzing trace with hash -2108696747, now seen corresponding path program 1 times [2021-01-22 09:54:20,623 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-22 09:54:20,623 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1778549425] [2021-01-22 09:54:20,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-22 09:54:20,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-22 09:54:20,754 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-22 09:54:20,755 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1778549425] [2021-01-22 09:54:20,755 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [483655] [2021-01-22 09:54:20,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-22 09:54:20,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-22 09:54:20,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 4 conjunts are in the unsatisfiable core [2021-01-22 09:54:20,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-22 09:54:21,007 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-22 09:54:21,008 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-01-22 09:54:21,008 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2021-01-22 09:54:21,009 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1275780081] [2021-01-22 09:54:21,009 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-22 09:54:21,009 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-22 09:54:21,010 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-22 09:54:21,011 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-01-22 09:54:21,011 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-22 09:54:21,011 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-22 09:54:21,030 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-22 09:54:21,030 WARN L144 IndependenceRelation]: Script Release Time: 0ms [2021-01-22 09:54:21,033 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:54:21,036 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:54:21,039 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:54:21,042 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 09:54:21,077 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 09:54:21,081 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms Size of Word is: 37 and size of Sequence is : 38[2021-01-22 09:54:21,090 INFO L131 SleepSetCegar]: Size of mCounterexample is: 38 [2021-01-22 09:54:21,090 INFO L132 SleepSetCegar]: [97946#[ULTIMATE.startENTRY]true, 97949#[L-1]true, 97952#[L-1-1]true, 97955#[L683]true, 97958#[L683-1]true, 97961#[L683-2]true, 97964#[L683-3]true, 97967#[L683-4]true, 97970#[L689]true, 97973#[L689-1]true, 97976#[L689-2]true, 97979#[L689-3]true, 97982#[L689-4]true, 97985#[L689-5]true, 97988#[L690]true, 97991#[L690-1]true, 97994#[L691]true, 97997#[L692]true, 98000#[L692-1]true, 98003#[L692-2]true, 98006#[L692-3]true, 98009#[L692-4]true, 98012#[L692-5]true, 98015#[L692-6]true, 98018#[L-1-2]true, 98021#[L700]true, 98024#[L700-1]true, 98027#[L700-10](= ULTIMATE.start_main_~i~0 0), 98034#[L700-4](= ULTIMATE.start_main_~i~0 0), 98365#[L700-5](= ULTIMATE.start_main_~i~0 0), 98368#[L700-6, t_funENTRY](= ULTIMATE.start_main_~i~0 0), 98371#[L700-7, t_funENTRY](= ULTIMATE.start_main_~i~0 0), 98379#[L700-8, t_funENTRY](and (= ULTIMATE.start_main_~i~0 0) (= |ULTIMATE.start_main_#t~post12| 0)), 98387#[L700-9, t_funENTRY](and (= |ULTIMATE.start_main_#t~post12| 0) (<= ULTIMATE.start_main_~i~0 1)), 98395#[L700-10, t_funENTRY](<= ULTIMATE.start_main_~i~0 1), 98401#[L700-4, t_funENTRY](<= ULTIMATE.start_main_~i~0 1), 98413#[L700-5, t_funENTRY](<= ULTIMATE.start_main_~i~0 1), 98425#[ULTIMATE.startErr0INUSE_VIOLATION, t_funENTRY](<= ULTIMATE.start_main_~i~0 1)] [2021-01-22 09:54:21,291 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-01-22 09:54:21,291 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-22 09:54:21,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-22 09:54:21,292 INFO L82 PathProgramCache]: Analyzing trace with hash 255748573, now seen corresponding path program 1 times [2021-01-22 09:54:21,293 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-22 09:54:21,293 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996495053] [2021-01-22 09:54:21,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-22 09:54:21,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-01-22 09:54:21,322 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-01-22 09:54:21,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-01-22 09:54:21,343 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-01-22 09:54:21,374 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-01-22 09:54:21,374 INFO L605 BasicCegarLoop]: Counterexample might be feasible [2021-01-22 09:54:21,374 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-22 09:54:21,375 WARN L386 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-01-22 09:54:21,375 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-01-22 09:54:21,381 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@549b1c5d at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.lock(ManagedScript.java:81) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.ThreadInstanceAdder.constructThreadAuxiliaryVariable(ThreadInstanceAdder.java:479) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.ThreadInstanceAdder.constructThreadInUseVariable(ThreadInstanceAdder.java:458) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.ThreadInstanceAdder.constructThreadInstance(ThreadInstanceAdder.java:438) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.ThreadInstanceAdder.constructThreadInstances(ThreadInstanceAdder.java:410) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.IcfgPetrifier.(IcfgPetrifier.java:110) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:352) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:197) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:149) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-01-22 09:54:21,385 INFO L168 Benchmark]: Toolchain (without parser) took 7806.04 ms. Allocated memory was 302.0 MB in the beginning and 660.6 MB in the end (delta: 358.6 MB). Free memory was 276.0 MB in the beginning and 547.4 MB in the end (delta: -271.4 MB). Peak memory consumption was 89.2 MB. Max. memory is 16.0 GB. [2021-01-22 09:54:21,386 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 302.0 MB. Free memory is still 271.5 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-01-22 09:54:21,387 INFO L168 Benchmark]: CACSL2BoogieTranslator took 771.82 ms. Allocated memory is still 302.0 MB. Free memory was 275.8 MB in the beginning and 277.2 MB in the end (delta: -1.4 MB). Peak memory consumption was 29.1 MB. Max. memory is 16.0 GB. [2021-01-22 09:54:21,388 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.05 ms. Allocated memory is still 302.0 MB. Free memory was 277.2 MB in the beginning and 275.1 MB in the end (delta: 2.1 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-01-22 09:54:21,389 INFO L168 Benchmark]: Boogie Preprocessor took 56.06 ms. Allocated memory is still 302.0 MB. Free memory was 275.1 MB in the beginning and 273.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-01-22 09:54:21,390 INFO L168 Benchmark]: RCFGBuilder took 573.89 ms. Allocated memory is still 302.0 MB. Free memory was 273.0 MB in the beginning and 247.8 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. [2021-01-22 09:54:21,391 INFO L168 Benchmark]: TraceAbstraction took 6312.68 ms. Allocated memory was 302.0 MB in the beginning and 660.6 MB in the end (delta: 358.6 MB). Free memory was 247.8 MB in the beginning and 547.4 MB in the end (delta: -299.6 MB). Peak memory consumption was 60.1 MB. Max. memory is 16.0 GB. [2021-01-22 09:54:21,396 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 302.0 MB. Free memory is still 271.5 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 771.82 ms. Allocated memory is still 302.0 MB. Free memory was 275.8 MB in the beginning and 277.2 MB in the end (delta: -1.4 MB). Peak memory consumption was 29.1 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 80.05 ms. Allocated memory is still 302.0 MB. Free memory was 277.2 MB in the beginning and 275.1 MB in the end (delta: 2.1 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 56.06 ms. Allocated memory is still 302.0 MB. Free memory was 275.1 MB in the beginning and 273.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 573.89 ms. Allocated memory is still 302.0 MB. Free memory was 273.0 MB in the beginning and 247.8 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.0 GB. * TraceAbstraction took 6312.68 ms. Allocated memory was 302.0 MB in the beginning and 660.6 MB in the end (delta: 358.6 MB). Free memory was 247.8 MB in the beginning and 547.4 MB in the end (delta: -299.6 MB). Peak memory consumption was 60.1 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@549b1c5d de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker@549b1c5d: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.lock(ManagedScript.java:81) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...