/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/pthread-wmm/safe022_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-e5469eb [2021-01-22 07:26:33,909 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-22 07:26:33,917 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-22 07:26:33,994 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-22 07:26:33,995 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-22 07:26:33,997 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-22 07:26:34,000 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-22 07:26:34,003 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-22 07:26:34,006 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-22 07:26:34,009 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-22 07:26:34,010 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-22 07:26:34,013 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-22 07:26:34,014 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-22 07:26:34,016 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-22 07:26:34,018 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-22 07:26:34,020 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-22 07:26:34,022 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-22 07:26:34,024 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-22 07:26:34,027 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-22 07:26:34,031 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-22 07:26:34,033 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-22 07:26:34,036 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-22 07:26:34,039 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-22 07:26:34,041 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-22 07:26:34,045 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-01-22 07:26:34,062 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-22 07:26:34,064 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-22 07:26:34,066 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-22 07:26:34,068 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 07:26:34,111 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-22 07:26:34,111 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-22 07:26:34,116 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-22 07:26:34,117 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-22 07:26:34,117 INFO L138 SettingsManager]: * Use SBE=true [2021-01-22 07:26:34,118 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-22 07:26:34,118 INFO L138 SettingsManager]: * sizeof long=4 [2021-01-22 07:26:34,119 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-22 07:26:34,119 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-01-22 07:26:34,119 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-22 07:26:34,121 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-22 07:26:34,122 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-22 07:26:34,122 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-22 07:26:34,123 INFO L138 SettingsManager]: * sizeof long double=12 [2021-01-22 07:26:34,123 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-22 07:26:34,124 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-22 07:26:34,124 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-22 07:26:34,125 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-22 07:26:34,125 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-22 07:26:34,125 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-01-22 07:26:34,126 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-22 07:26:34,126 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-22 07:26:34,126 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-22 07:26:34,127 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-22 07:26:34,127 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-22 07:26:34,127 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-22 07:26:34,128 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-22 07:26:34,128 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-01-22 07:26:34,128 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2021-01-22 07:26:34,128 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2021-01-22 07:26:34,129 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-22 07:26:34,129 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2021-01-22 07:26:34,130 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-01-22 07:26:34,130 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-22 07:26:34,814 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-22 07:26:34,869 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-22 07:26:34,873 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-22 07:26:34,876 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-22 07:26:34,878 INFO L275 PluginConnector]: CDTParser initialized [2021-01-22 07:26:34,879 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe022_tso.opt.i [2021-01-22 07:26:35,002 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e41e19ade/d642a907322144dfbefc889c9d604521/FLAG82e0010fa [2021-01-22 07:26:35,846 INFO L306 CDTParser]: Found 1 translation units. [2021-01-22 07:26:35,847 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe022_tso.opt.i [2021-01-22 07:26:35,881 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e41e19ade/d642a907322144dfbefc889c9d604521/FLAG82e0010fa [2021-01-22 07:26:36,093 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e41e19ade/d642a907322144dfbefc889c9d604521 [2021-01-22 07:26:36,101 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-22 07:26:36,106 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-01-22 07:26:36,111 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-22 07:26:36,112 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-22 07:26:36,118 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-22 07:26:36,119 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.01 07:26:36" (1/1) ... [2021-01-22 07:26:36,126 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@191af324 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 07:26:36, skipping insertion in model container [2021-01-22 07:26:36,127 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.01 07:26:36" (1/1) ... [2021-01-22 07:26:36,140 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-22 07:26:36,233 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-22 07:26:36,853 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-22 07:26:36,867 INFO L203 MainTranslator]: Completed pre-run [2021-01-22 07:26:36,924 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-22 07:26:37,056 INFO L208 MainTranslator]: Completed translation [2021-01-22 07:26:37,057 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 07:26:37 WrapperNode [2021-01-22 07:26:37,060 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-22 07:26:37,063 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-22 07:26:37,063 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-22 07:26:37,064 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-22 07:26:37,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 07:26:37" (1/1) ... [2021-01-22 07:26:37,129 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 07:26:37" (1/1) ... [2021-01-22 07:26:37,178 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-22 07:26:37,185 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-22 07:26:37,185 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-22 07:26:37,199 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-22 07:26:37,217 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 07:26:37" (1/1) ... [2021-01-22 07:26:37,217 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 07:26:37" (1/1) ... [2021-01-22 07:26:37,240 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 07:26:37" (1/1) ... [2021-01-22 07:26:37,240 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 07:26:37" (1/1) ... [2021-01-22 07:26:37,272 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 07:26:37" (1/1) ... [2021-01-22 07:26:37,282 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 07:26:37" (1/1) ... [2021-01-22 07:26:37,288 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 07:26:37" (1/1) ... [2021-01-22 07:26:37,300 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-22 07:26:37,301 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-22 07:26:37,301 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-22 07:26:37,301 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-22 07:26:37,303 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 07:26:37" (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 07:26:37,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-22 07:26:37,420 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-01-22 07:26:37,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-22 07:26:37,420 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-22 07:26:37,421 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-01-22 07:26:37,421 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-01-22 07:26:37,421 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-01-22 07:26:37,421 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-01-22 07:26:37,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-22 07:26:37,422 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-01-22 07:26:37,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-22 07:26:37,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-22 07:26:37,425 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 07:26:38,148 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-22 07:26:38,149 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2021-01-22 07:26:38,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.01 07:26:38 BoogieIcfgContainer [2021-01-22 07:26:38,152 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-22 07:26:38,155 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-22 07:26:38,155 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-22 07:26:38,160 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-22 07:26:38,161 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.01 07:26:36" (1/3) ... [2021-01-22 07:26:38,162 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71420cc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.01 07:26:38, skipping insertion in model container [2021-01-22 07:26:38,162 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 07:26:37" (2/3) ... [2021-01-22 07:26:38,163 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71420cc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.01 07:26:38, skipping insertion in model container [2021-01-22 07:26:38,163 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.01 07:26:38" (3/3) ... [2021-01-22 07:26:38,165 INFO L111 eAbstractionObserver]: Analyzing ICFG safe022_tso.opt.i [2021-01-22 07:26:38,187 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-01-22 07:26:38,188 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-22 07:26:38,193 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-22 07:26:38,195 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-01-22 07:26:38,230 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 07:26:38,230 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 07:26:38,230 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 07:26:38,230 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 07:26:38,231 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 07:26:38,231 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 07:26:38,231 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 07:26:38,231 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 07:26:38,232 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 07:26:38,232 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 07:26:38,233 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 07:26:38,233 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 07:26:38,233 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 07:26:38,234 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 07:26:38,234 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 07:26:38,234 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 07:26:38,234 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 07:26:38,235 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 07:26:38,235 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 07:26:38,235 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 07:26:38,236 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 07:26:38,236 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 07:26:38,236 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 07:26:38,236 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 07:26:38,240 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 07:26:38,240 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 07:26:38,241 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 07:26:38,241 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 07:26:38,250 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 07:26:38,251 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 07:26:38,251 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 07:26:38,251 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 07:26:38,255 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-01-22 07:26:38,272 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-01-22 07:26:38,303 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-22 07:26:38,303 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-22 07:26:38,304 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-22 07:26:38,304 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-22 07:26:38,304 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-22 07:26:38,304 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-22 07:26:38,304 INFO L383 AbstractCegarLoop]: Minimize is NONE [2021-01-22 07:26:38,304 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-22 07:26:38,366 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 11ms [2021-01-22 07:26:38,379 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 8ms [2021-01-22 07:26:38,415 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:38,421 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:38,435 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:38,442 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:38,540 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 10ms [2021-01-22 07:26:38,553 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 8ms [2021-01-22 07:26:38,574 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 16ms [2021-01-22 07:26:38,588 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 13ms [2021-01-22 07:26:38,629 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 07:26:38,633 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 07:26:38,671 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 07:26:38,676 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:38,748 WARN L465 BasicCegarLoop]: Sleep Set Reduction Time: 418ms [2021-01-22 07:26:38,749 WARN L466 BasicCegarLoop]: Sleep set: input automaton currently 1321 states, but on-demand construction may add more states [2021-01-22 07:26:38,759 WARN L467 BasicCegarLoop]: Sleep set: output automaton has 1321 states, 1216 states have (on average 1.2919407894736843) internal successors, (1571), 1320 states have internal predecessors, (1571), 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 07:26:38,781 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 8ms [2021-01-22 07:26:38,787 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms Size of Word is: 50 and size of Sequence is : 51[2021-01-22 07:26:38,792 INFO L131 SleepSetCegar]: Size of mCounterexample is: 51 [2021-01-22 07:26:38,793 INFO L132 SleepSetCegar]: [74#[ULTIMATE.startENTRY]don't care, 77#[L-1]don't care, 80#[L-1-1]don't care, 83#[L17]don't care, 86#[L17-1]don't care, 89#[L17-2]don't care, 92#[L17-3]don't care, 95#[L17-4]don't care, 98#[L710]don't care, 101#[L712]don't care, 104#[L713]don't care, 107#[L714]don't care, 110#[L716]don't care, 113#[L718]don't care, 116#[L-1-2]don't care, 119#[L-1-3]don't care, 122#[L760]don't care, 125#[L760-1]don't care, 128#[L761]don't care, 131#[P0ENTRY, L761-1]don't care, 136#[L721, L761-1]don't care, 140#[L723, L761-1]don't care, 148#[L726, L761-1]don't care, 154#[L731, L761-1]don't care, 158#[P0FINAL, L761-1]don't care, 164#[P0EXIT, L761-1]don't care, 170#[P0EXIT, L762]don't care, 173#[L762-1, P0EXIT]don't care, 176#[L763, P0EXIT]don't care, 179#[L763-1, P1ENTRY, P0EXIT]don't care, 182#[L764, P1ENTRY, P0EXIT]don't care, 190#[L764, P0EXIT, L736]don't care, 196#[L764, L738, P0EXIT]don't care, 202#[L764, L741, P0EXIT]don't care, 208#[L764, P0EXIT, L746]don't care, 214#[P1FINAL, L764, P0EXIT]don't care, 220#[L764, P0EXIT, P1EXIT]don't care, 224#[P0EXIT, L766, P1EXIT]don't care, 227#[P0EXIT, P1EXIT, L767]don't care, 230#[P0EXIT, P1EXIT, L2]don't care, 233#[L3, P0EXIT, P1EXIT]don't care, 236#[L3-1, P0EXIT, P1EXIT]don't care, 238#[P0EXIT, L2-1, P1EXIT]don't care, 243#[P0EXIT, L772, P1EXIT]don't care, 246#[P0EXIT, L773, P1EXIT]don't care, 249#[P0EXIT, L18, P1EXIT]don't care, 252#[P0EXIT, L18-1, P1EXIT]don't care, 255#[L18-2, P0EXIT, P1EXIT]don't care, 261#[P0EXIT, L17-5, P1EXIT]don't care, 266#[L17-7, P0EXIT, P1EXIT]don't care, 292#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0EXIT, P1EXIT]don't care] [2021-01-22 07:26:38,794 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-22 07:26:38,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-22 07:26:38,804 INFO L82 PathProgramCache]: Analyzing trace with hash -1475749280, now seen corresponding path program 1 times [2021-01-22 07:26:38,819 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-22 07:26:38,819 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [33184924] [2021-01-22 07:26:38,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-22 07:26:39,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-22 07:26:39,105 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 07:26:39,106 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [33184924] [2021-01-22 07:26:39,107 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-22 07:26:39,108 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-22 07:26:39,109 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021831662] [2021-01-22 07:26:39,112 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-01-22 07:26:39,112 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-22 07:26:39,129 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-01-22 07:26:39,130 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-01-22 07:26:39,133 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-22 07:26:39,134 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 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 07:26:39,155 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 13ms [2021-01-22 07:26:39,164 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 7ms Size of Word is: 49 and size of Sequence is : 50[2021-01-22 07:26:39,172 INFO L131 SleepSetCegar]: Size of mCounterexample is: 50 [2021-01-22 07:26:39,173 INFO L132 SleepSetCegar]: [6736#[ULTIMATE.startENTRY]true, 6738#[L-1]true, 6740#[L-1-1]true, 6742#[L17]true, 6744#[L17-1]true, 6746#[L17-2]true, 6748#[L17-3]true, 6750#[L17-4]true, 6752#[L710]true, 6754#[L712]true, 6756#[L713]true, 6758#[L714]true, 6760#[L716]true, 6762#[L718]true, 6764#[L-1-2]true, 6766#[L-1-3]true, 6768#[L760]true, 6770#[L760-1]true, 6772#[L761]true, 6774#[P0ENTRY, L761-1]true, 6777#[L721, L761-1]true, 6781#[L723, L761-1]true, 6784#[L726, L761-1]true, 6788#[L731, L761-1]true, 6792#[P0FINAL, L761-1]true, 6796#[P0EXIT, L761-1]true, 6800#[P0EXIT, L762]true, 6802#[L762-1, P0EXIT]true, 6804#[L763, P0EXIT]true, 6806#[L763-1, P1ENTRY, P0EXIT]true, 6809#[L764, P1ENTRY, P0EXIT]true, 6812#[L764, P0EXIT, L736]true, 6816#[L764, L738, P0EXIT]true, 6820#[L764, L741, P0EXIT]true, 6824#[L764, P0EXIT, L746]true, 6828#[P1FINAL, L764, P0EXIT]true, 6832#[L764, P0EXIT, P1EXIT]true, 6836#[P0EXIT, L766, P1EXIT]true, 6838#[P0EXIT, P1EXIT, L767]true, 6840#[P0EXIT, P1EXIT, L2]true, 6842#[L3, P0EXIT, P1EXIT]true, 6845#[P0EXIT, L2-1, P1EXIT]true, 6903#[P0EXIT, L772, P1EXIT]true, 6905#[P0EXIT, L773, P1EXIT]true, 6907#[P0EXIT, L18, P1EXIT]true, 6909#[P0EXIT, L18-1, P1EXIT]true, 6911#[L18-2, P0EXIT, P1EXIT]true, 6915#[P0EXIT, L17-5, P1EXIT]true, 6917#[L17-7, P0EXIT, P1EXIT]true, 6928#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0EXIT, P1EXIT]true] [2021-01-22 07:26:39,174 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-22 07:26:39,174 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-22 07:26:39,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-22 07:26:39,175 INFO L82 PathProgramCache]: Analyzing trace with hash 1961712272, now seen corresponding path program 1 times [2021-01-22 07:26:39,175 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-22 07:26:39,175 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [99642215] [2021-01-22 07:26:39,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-22 07:26:39,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-22 07:26:39,507 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 07:26:39,508 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [99642215] [2021-01-22 07:26:39,509 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-22 07:26:39,509 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-22 07:26:39,509 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628445216] [2021-01-22 07:26:39,512 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-22 07:26:39,512 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-22 07:26:39,514 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-22 07:26:39,515 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-01-22 07:26:39,515 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-22 07:26:39,516 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 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 07:26:39,577 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:39,585 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:39,724 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-22 07:26:39,725 WARN L144 IndependenceRelation]: Script Release Time: 1ms [2021-01-22 07:26:39,739 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 14ms [2021-01-22 07:26:39,747 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 7ms [2021-01-22 07:26:39,756 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-22 07:26:39,757 WARN L144 IndependenceRelation]: Script Release Time: 1ms [2021-01-22 07:26:39,764 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 7ms [2021-01-22 07:26:39,773 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms Size of Word is: 49 and size of Sequence is : 50[2021-01-22 07:26:39,799 INFO L131 SleepSetCegar]: Size of mCounterexample is: 50 [2021-01-22 07:26:39,800 INFO L132 SleepSetCegar]: [6938#[ULTIMATE.startENTRY]true, 6941#[L-1]true, 6944#[L-1-1]true, 6947#[L17]true, 6950#[L17-1]true, 6953#[L17-2]true, 6956#[L17-3]true, 6959#[L17-4]true, 6962#[L710]true, 6965#[L712]true, 6968#[L713]true, 6971#[L714]true, 6974#[L716]true, 6977#[L718]true, 6980#[L-1-2]true, 6983#[L-1-3]true, 6986#[L760]true, 6989#[L760-1]true, 6992#[L761]true, 6995#[P0ENTRY, L761-1]true, 7000#[L721, L761-1]true, 7006#[L723, L761-1](= ~y~0 1), 7010#[L726, L761-1](= ~y~0 1), 7016#[L731, L761-1](= ~y~0 1), 7022#[P0FINAL, L761-1](= ~y~0 1), 7028#[P0EXIT, L761-1](= ~y~0 1), 7034#[P0EXIT, L762](= ~y~0 1), 7037#[L762-1, P0EXIT](= ~y~0 1), 7040#[L763, P0EXIT](= ~y~0 1), 7043#[L763-1, P1ENTRY, P0EXIT](= ~y~0 1), 7048#[L764, P1ENTRY, P0EXIT](= ~y~0 1), 7052#[L764, P0EXIT, L736](= ~y~0 1), 7058#[L764, L738, P0EXIT](= ~y~0 1), 7068#[L738, P0EXIT, L766](= ~y~0 1), 7853#[L738, P0EXIT, L767](= ~y~0 1), 7857#[L738, P0EXIT, L2](= ~y~0 1), 7861#[L738, L3, P0EXIT](= ~y~0 1), 7868#[L738, P0EXIT, L2-1](= ~y~0 1), 7966#[L738, P0EXIT, L772](= ~y~0 1), 7972#[L741, P0EXIT, L772](and (= ~y~0 1) (= ~__unbuffered_p1_EBX~0 1)), 7978#[P0EXIT, L746, L772](and (= ~y~0 1) (= ~__unbuffered_p1_EBX~0 1)), 7984#[P1FINAL, P0EXIT, L772](and (= ~y~0 1) (= ~__unbuffered_p1_EBX~0 1)), 7990#[P0EXIT, L772, P1EXIT](and (= ~y~0 1) (= ~__unbuffered_p1_EBX~0 1)), 7994#[P0EXIT, L773, P1EXIT](and (= ~y~0 1) (= ~__unbuffered_p1_EBX~0 1)), 7997#[P0EXIT, L18, P1EXIT](and (= ~y~0 1) (= ~__unbuffered_p1_EBX~0 1)), 8000#[P0EXIT, L18-1, P1EXIT](and (= ~y~0 1) (= ~__unbuffered_p1_EBX~0 1)), 8003#[L18-2, P0EXIT, P1EXIT](and (= ~y~0 1) (= ~__unbuffered_p1_EBX~0 1)), 8009#[P0EXIT, L17-5, P1EXIT](and (= ~y~0 1) (= ~__unbuffered_p1_EBX~0 1)), 8012#[L17-7, P0EXIT, P1EXIT](and (= ~y~0 1) (= ~__unbuffered_p1_EBX~0 1)), 8015#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0EXIT, P1EXIT](and (= ~y~0 1) (= ~__unbuffered_p1_EBX~0 1))] [2021-01-22 07:26:39,801 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-22 07:26:39,801 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-22 07:26:39,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-22 07:26:39,802 INFO L82 PathProgramCache]: Analyzing trace with hash -656874224, now seen corresponding path program 2 times [2021-01-22 07:26:39,802 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-22 07:26:39,802 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688082499] [2021-01-22 07:26:39,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-22 07:26:39,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-22 07:26:40,111 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 07:26:40,112 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [688082499] [2021-01-22 07:26:40,112 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-22 07:26:40,112 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-22 07:26:40,113 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [61912384] [2021-01-22 07:26:40,114 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-22 07:26:40,116 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-22 07:26:40,130 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-22 07:26:40,131 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-01-22 07:26:40,131 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-22 07:26:40,132 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 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 07:26:40,204 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-22 07:26:40,205 WARN L144 IndependenceRelation]: Script Release Time: 1ms [2021-01-22 07:26:40,215 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 9ms [2021-01-22 07:26:40,225 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 7ms [2021-01-22 07:26:40,463 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-22 07:26:40,464 WARN L144 IndependenceRelation]: Script Release Time: 1ms [2021-01-22 07:26:40,471 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:40,476 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:40,483 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 07:26:40,489 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:40,499 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:40,505 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 07:26:40,515 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:40,522 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:40,545 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 7ms [2021-01-22 07:26:40,553 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:40,604 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:40,611 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:40,618 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:40,623 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 07:26:40,632 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:40,638 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:40,645 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 07:26:40,649 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 07:26:40,672 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:40,680 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:40,730 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:40,738 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:40,745 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:40,753 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:40,763 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:40,769 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:40,777 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:40,784 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:40,802 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-22 07:26:40,803 WARN L144 IndependenceRelation]: Script Release Time: 1ms [2021-01-22 07:26:40,811 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 7ms [2021-01-22 07:26:40,819 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:40,829 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 7ms [2021-01-22 07:26:40,837 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 7ms [2021-01-22 07:26:40,845 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:40,852 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:40,860 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-22 07:26:40,861 WARN L144 IndependenceRelation]: Script Release Time: 1ms [2021-01-22 07:26:40,868 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 7ms [2021-01-22 07:26:40,875 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:40,884 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 7ms [2021-01-22 07:26:40,892 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 7ms [2021-01-22 07:26:40,900 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:40,908 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 7ms [2021-01-22 07:26:40,917 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:40,924 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:40,933 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:40,942 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:40,951 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 7ms [2021-01-22 07:26:40,960 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:41,043 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-22 07:26:41,044 WARN L144 IndependenceRelation]: Script Release Time: 1ms [2021-01-22 07:26:41,050 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:41,055 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:41,062 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:41,068 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:41,075 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 07:26:41,082 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:41,089 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:41,094 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 07:26:41,109 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:41,117 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:41,125 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:41,132 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:41,142 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:41,149 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:41,175 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 07:26:41,179 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 07:26:41,186 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:41,192 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:41,199 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 07:26:41,202 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 07:26:41,209 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 07:26:41,214 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:41,226 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 07:26:41,230 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 07:26:41,237 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-22 07:26:41,237 WARN L144 IndependenceRelation]: Script Release Time: 1ms [2021-01-22 07:26:41,242 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:41,246 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 07:26:41,253 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:41,260 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:41,268 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:41,273 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:41,280 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:41,287 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:41,293 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:41,299 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:41,305 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:41,311 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:41,317 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:41,324 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:41,331 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:41,336 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:41,344 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:41,350 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms Size of Word is: 49 and size of Sequence is : 50[2021-01-22 07:26:41,352 INFO L131 SleepSetCegar]: Size of mCounterexample is: 50 [2021-01-22 07:26:41,354 INFO L132 SleepSetCegar]: [8025#[ULTIMATE.startENTRY]true, 8028#[L-1]true, 8031#[L-1-1]true, 8034#[L17]true, 8037#[L17-1]true, 8040#[L17-2]true, 8043#[L17-3]true, 8046#[L17-4]true, 8049#[L710](= ~__unbuffered_cnt~0 0), 8052#[L712](= ~__unbuffered_cnt~0 0), 8055#[L713](= ~__unbuffered_cnt~0 0), 8060#[L714](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 8063#[L716](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 8066#[L718](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 8069#[L-1-2](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 8072#[L-1-3](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 8075#[L760](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 8078#[L760-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 8081#[L761](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 8084#[P0ENTRY, L761-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 8089#[L721, L761-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 8093#[L721, L762](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 18507#[L762-1, L721](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 18513#[L763, L721](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 18519#[L763-1, P1ENTRY, L721](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 18530#[L764, P1ENTRY, L721](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 18540#[L764, L721, L736](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 18552#[L764, L738, L721](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 18564#[L764, L721, L741](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 18582#[L764, L723, L741](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 18593#[L764, L741, L726](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 18608#[L731, L764, L741](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 18623#[P0FINAL, L764, L741](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 18638#[L764, L741, P0EXIT](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 18651#[L764, P0EXIT, L746](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 18661#[P1FINAL, L764, P0EXIT](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 18671#[L764, P0EXIT, P1EXIT](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 18679#[P0EXIT, L766, P1EXIT](= ~y~0 1), 18684#[P0EXIT, P1EXIT, L767](= ~y~0 1), 18689#[P0EXIT, P1EXIT, L2](= ~y~0 1), 18694#[L3, P0EXIT, P1EXIT](= ~y~0 1), 18703#[P0EXIT, L2-1, P1EXIT](= ~y~0 1), 18709#[P0EXIT, L772, P1EXIT](= ~y~0 1), 18714#[P0EXIT, L773, P1EXIT](= ~y~0 1), 18719#[P0EXIT, L18, P1EXIT](= ~y~0 1), 18724#[P0EXIT, L18-1, P1EXIT](= ~y~0 1), 18731#[L18-2, P0EXIT, P1EXIT](= ~y~0 1), 18739#[P0EXIT, L17-5, P1EXIT](= ~y~0 1), 18744#[L17-7, P0EXIT, P1EXIT](= ~y~0 1), 18749#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0EXIT, P1EXIT](= ~y~0 1)] [2021-01-22 07:26:41,354 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-22 07:26:41,355 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-22 07:26:41,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-22 07:26:41,356 INFO L82 PathProgramCache]: Analyzing trace with hash 358393950, now seen corresponding path program 3 times [2021-01-22 07:26:41,356 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-22 07:26:41,356 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1393409939] [2021-01-22 07:26:41,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-22 07:26:41,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-22 07:26:41,553 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 07:26:41,554 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1393409939] [2021-01-22 07:26:41,554 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-22 07:26:41,554 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-22 07:26:41,555 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1646233075] [2021-01-22 07:26:41,555 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-22 07:26:41,556 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-22 07:26:41,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-22 07:26:41,557 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-01-22 07:26:41,557 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-22 07:26:41,557 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 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 07:26:41,580 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-22 07:26:41,581 WARN L144 IndependenceRelation]: Script Release Time: 1ms [2021-01-22 07:26:41,590 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 8ms [2021-01-22 07:26:41,597 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:41,634 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-22 07:26:41,634 WARN L144 IndependenceRelation]: Script Release Time: 0ms [2021-01-22 07:26:41,639 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:41,642 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 07:26:41,648 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:41,654 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:41,661 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 07:26:41,664 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 07:26:41,686 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:41,690 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 07:26:41,758 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-22 07:26:41,759 WARN L144 IndependenceRelation]: Script Release Time: 1ms [2021-01-22 07:26:41,767 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 7ms [2021-01-22 07:26:41,773 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:41,803 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:41,808 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 07:26:41,815 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:41,820 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:41,827 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:41,831 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 07:26:41,838 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 07:26:41,889 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 51ms [2021-01-22 07:26:41,905 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:41,912 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:41,942 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:41,947 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:41,954 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 07:26:41,959 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:41,966 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 07:26:41,971 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 07:26:41,977 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 07:26:41,982 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 07:26:41,996 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:42,003 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:42,010 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:42,017 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:42,025 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:42,031 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:42,038 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:42,044 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:42,051 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:42,057 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:42,064 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:42,070 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:42,078 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:42,085 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:42,094 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:42,101 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:42,109 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:42,116 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:42,140 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:42,144 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:42,152 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:42,157 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:42,164 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 07:26:42,169 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 07:26:42,176 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:42,181 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 07:26:42,194 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:42,199 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:42,207 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-22 07:26:42,208 WARN L144 IndependenceRelation]: Script Release Time: 1ms [2021-01-22 07:26:42,215 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:42,222 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:42,230 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:42,237 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:42,245 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:42,253 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:42,272 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 07:26:42,275 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 07:26:42,284 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 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[2021-01-22 07:26:42,707 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:42,714 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:42,722 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:42,729 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:42,738 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 7ms [2021-01-22 07:26:42,745 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:42,752 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:42,760 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:42,768 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 7ms [2021-01-22 07:26:42,776 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:42,784 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:42,792 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:42,800 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:42,809 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:42,818 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:42,826 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:42,887 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:42,899 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 10ms [2021-01-22 07:26:42,908 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:42,916 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:42,925 INFO L163 IndependenceRelation]: 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Time: 4ms [2021-01-22 07:26:43,045 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:43,054 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:43,058 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 07:26:43,069 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:43,077 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 07:26:43,097 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 07:26:43,103 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:43,108 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 07:26:43,112 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 07:26:43,120 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:43,127 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 07:26:43,135 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:43,140 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 07:26:43,147 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-22 07:26:43,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.01 07:26:43 BasicIcfg [2021-01-22 07:26:43,154 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-22 07:26:43,157 INFO L168 Benchmark]: Toolchain (without parser) took 7050.06 ms. Allocated memory was 304.1 MB in the beginning and 364.9 MB in the end (delta: 60.8 MB). Free memory was 279.9 MB in the beginning and 149.6 MB in the end (delta: 130.3 MB). Peak memory consumption was 192.3 MB. Max. memory is 16.0 GB. [2021-01-22 07:26:43,158 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 304.1 MB. Free memory was 274.1 MB in the beginning and 273.9 MB in the end (delta: 154.0 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-01-22 07:26:43,159 INFO L168 Benchmark]: CACSL2BoogieTranslator took 949.19 ms. Allocated memory is still 304.1 MB. Free memory was 279.7 MB in the beginning and 249.3 MB in the end (delta: 30.3 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.0 GB. [2021-01-22 07:26:43,160 INFO L168 Benchmark]: Boogie Procedure Inliner took 120.10 ms. Allocated memory is still 304.1 MB. Free memory was 249.3 MB in the beginning and 247.5 MB in the end (delta: 1.8 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-01-22 07:26:43,160 INFO L168 Benchmark]: Boogie Preprocessor took 115.13 ms. Allocated memory is still 304.1 MB. Free memory was 247.5 MB in the beginning and 287.2 MB in the end (delta: -39.7 MB). Peak memory consumption was 4.3 MB. Max. memory is 16.0 GB. [2021-01-22 07:26:43,161 INFO L168 Benchmark]: RCFGBuilder took 851.71 ms. Allocated memory is still 304.1 MB. Free memory was 287.2 MB in the beginning and 265.2 MB in the end (delta: 22.1 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.0 GB. [2021-01-22 07:26:43,162 INFO L168 Benchmark]: TraceAbstraction took 4999.02 ms. Allocated memory was 304.1 MB in the beginning and 364.9 MB in the end (delta: 60.8 MB). Free memory was 265.2 MB in the beginning and 149.6 MB in the end (delta: 115.6 MB). Peak memory consumption was 177.5 MB. Max. memory is 16.0 GB. [2021-01-22 07:26:43,167 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 304.1 MB. Free memory was 274.1 MB in the beginning and 273.9 MB in the end (delta: 154.0 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 949.19 ms. Allocated memory is still 304.1 MB. Free memory was 279.7 MB in the beginning and 249.3 MB in the end (delta: 30.3 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 120.10 ms. Allocated memory is still 304.1 MB. Free memory was 249.3 MB in the beginning and 247.5 MB in the end (delta: 1.8 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 115.13 ms. Allocated memory is still 304.1 MB. Free memory was 247.5 MB in the beginning and 287.2 MB in the end (delta: -39.7 MB). Peak memory consumption was 4.3 MB. Max. memory is 16.0 GB. * RCFGBuilder took 851.71 ms. Allocated memory is still 304.1 MB. Free memory was 287.2 MB in the beginning and 265.2 MB in the end (delta: 22.1 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.0 GB. * TraceAbstraction took 4999.02 ms. Allocated memory was 304.1 MB in the beginning and 364.9 MB in the end (delta: 60.8 MB). Free memory was 265.2 MB in the beginning and 149.6 MB in the end (delta: 115.6 MB). Peak memory consumption was 177.5 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 17]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 63 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4.8s, OverallIterations: 4, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.4s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1321occurred 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, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 197 NumberOfCodeBlocks, 197 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 193 ConstructedInterpolants, 0 QuantifiedInterpolants, 20929 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 correct! Received shutdown request...