/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/safe029_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-e5469eb [2021-01-22 08:03:59,766 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-22 08:03:59,772 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-22 08:03:59,829 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-22 08:03:59,829 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-22 08:03:59,833 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-22 08:03:59,837 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-22 08:03:59,845 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-22 08:03:59,848 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-22 08:03:59,855 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-22 08:03:59,856 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-22 08:03:59,858 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-22 08:03:59,858 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-22 08:03:59,861 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-22 08:03:59,863 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-22 08:03:59,865 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-22 08:03:59,867 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-22 08:03:59,870 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-22 08:03:59,878 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-22 08:03:59,887 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-22 08:03:59,890 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-22 08:03:59,892 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-22 08:03:59,893 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-22 08:03:59,896 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-22 08:03:59,905 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-01-22 08:03:59,911 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-22 08:03:59,913 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-22 08:03:59,915 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-22 08:03:59,916 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-22 08:03:59,917 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-22 08:03:59,918 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-22 08:03:59,919 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-22 08:03:59,919 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-22 08:03:59,919 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-22 08:03:59,920 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-22 08:03:59,921 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-22 08:03:59,923 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 08:03:59,979 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-22 08:03:59,980 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-22 08:03:59,984 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-22 08:03:59,984 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-22 08:03:59,985 INFO L138 SettingsManager]: * Use SBE=true [2021-01-22 08:03:59,985 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-22 08:03:59,985 INFO L138 SettingsManager]: * sizeof long=4 [2021-01-22 08:03:59,986 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-22 08:03:59,986 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-01-22 08:03:59,987 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-22 08:03:59,988 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-22 08:03:59,988 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-22 08:03:59,989 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-22 08:03:59,989 INFO L138 SettingsManager]: * sizeof long double=12 [2021-01-22 08:03:59,989 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-22 08:03:59,990 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-22 08:03:59,990 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-22 08:03:59,990 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-22 08:03:59,991 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-22 08:03:59,991 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-01-22 08:03:59,991 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-22 08:03:59,992 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-22 08:03:59,992 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-22 08:03:59,992 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-22 08:03:59,993 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-22 08:03:59,993 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-22 08:03:59,993 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-22 08:03:59,993 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-01-22 08:03:59,994 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2021-01-22 08:03:59,994 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2021-01-22 08:03:59,994 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-22 08:03:59,995 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2021-01-22 08:03:59,995 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-01-22 08:03:59,995 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-22 08:04:00,432 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-22 08:04:00,475 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-22 08:04:00,478 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-22 08:04:00,481 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-22 08:04:00,482 INFO L275 PluginConnector]: CDTParser initialized [2021-01-22 08:04:00,483 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe029_tso.oepc.i [2021-01-22 08:04:00,568 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba34fbce5/46743263a5204057a60b5e66b93b5f1d/FLAG4444e7bed [2021-01-22 08:04:01,343 INFO L306 CDTParser]: Found 1 translation units. [2021-01-22 08:04:01,344 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe029_tso.oepc.i [2021-01-22 08:04:01,365 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba34fbce5/46743263a5204057a60b5e66b93b5f1d/FLAG4444e7bed [2021-01-22 08:04:01,641 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba34fbce5/46743263a5204057a60b5e66b93b5f1d [2021-01-22 08:04:01,644 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-22 08:04:01,647 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-01-22 08:04:01,650 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-22 08:04:01,650 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-22 08:04:01,658 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-22 08:04:01,659 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.01 08:04:01" (1/1) ... [2021-01-22 08:04:01,663 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fcb0f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 08:04:01, skipping insertion in model container [2021-01-22 08:04:01,663 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.01 08:04:01" (1/1) ... [2021-01-22 08:04:01,672 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-22 08:04:01,737 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-22 08:04:02,119 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-22 08:04:02,128 INFO L203 MainTranslator]: Completed pre-run [2021-01-22 08:04:02,176 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-22 08:04:02,270 INFO L208 MainTranslator]: Completed translation [2021-01-22 08:04:02,270 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 08:04:02 WrapperNode [2021-01-22 08:04:02,270 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-22 08:04:02,272 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-22 08:04:02,272 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-22 08:04:02,272 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-22 08:04:02,282 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 08:04:02" (1/1) ... [2021-01-22 08:04:02,298 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 08:04:02" (1/1) ... [2021-01-22 08:04:02,321 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-22 08:04:02,322 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-22 08:04:02,322 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-22 08:04:02,322 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-22 08:04:02,331 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 08:04:02" (1/1) ... [2021-01-22 08:04:02,332 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 08:04:02" (1/1) ... [2021-01-22 08:04:02,335 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 08:04:02" (1/1) ... [2021-01-22 08:04:02,336 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 08:04:02" (1/1) ... [2021-01-22 08:04:02,342 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 08:04:02" (1/1) ... [2021-01-22 08:04:02,345 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 08:04:02" (1/1) ... [2021-01-22 08:04:02,347 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 08:04:02" (1/1) ... [2021-01-22 08:04:02,352 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-22 08:04:02,375 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-22 08:04:02,375 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-22 08:04:02,375 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-22 08:04:02,376 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 08:04:02" (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 08:04:02,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-22 08:04:02,482 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-01-22 08:04:02,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-22 08:04:02,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-22 08:04:02,482 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-01-22 08:04:02,482 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-01-22 08:04:02,482 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-01-22 08:04:02,483 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-01-22 08:04:02,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-22 08:04:02,483 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-01-22 08:04:02,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-22 08:04:02,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-22 08:04:02,485 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 08:04:03,006 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-22 08:04:03,007 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2021-01-22 08:04:03,010 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.01 08:04:03 BoogieIcfgContainer [2021-01-22 08:04:03,010 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-22 08:04:03,012 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-22 08:04:03,013 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-22 08:04:03,016 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-22 08:04:03,017 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.01 08:04:01" (1/3) ... [2021-01-22 08:04:03,018 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f7afb63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.01 08:04:03, skipping insertion in model container [2021-01-22 08:04:03,018 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.01 08:04:02" (2/3) ... [2021-01-22 08:04:03,018 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f7afb63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.01 08:04:03, skipping insertion in model container [2021-01-22 08:04:03,019 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.01 08:04:03" (3/3) ... [2021-01-22 08:04:03,020 INFO L111 eAbstractionObserver]: Analyzing ICFG safe029_tso.oepc.i [2021-01-22 08:04:03,039 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-01-22 08:04:03,039 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-22 08:04:03,044 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-22 08:04:03,045 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-01-22 08:04:03,081 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:04:03,081 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:04:03,082 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:04:03,082 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:04:03,082 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:04:03,082 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:04:03,083 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:04:03,083 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:04:03,084 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:04:03,085 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:04:03,085 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:04:03,085 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:04:03,086 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:04:03,087 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:04:03,087 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:04:03,088 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:04:03,088 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:04:03,088 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:04:03,088 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:04:03,089 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:04:03,089 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:04:03,090 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:04:03,090 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:04:03,091 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:04:03,097 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:04:03,097 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:04:03,097 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:04:03,098 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:04:03,103 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:04:03,104 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:04:03,104 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:04:03,104 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-22 08:04:03,107 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-01-22 08:04:03,123 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-01-22 08:04:03,162 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-22 08:04:03,162 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-22 08:04:03,162 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-22 08:04:03,163 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-22 08:04:03,164 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-22 08:04:03,164 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-22 08:04:03,164 INFO L383 AbstractCegarLoop]: Minimize is NONE [2021-01-22 08:04:03,164 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-22 08:04:03,263 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 11ms [2021-01-22 08:04:03,273 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 08:04:03,288 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 08:04:03,295 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 08:04:03,310 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 08:04:03,324 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 12ms [2021-01-22 08:04:03,396 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 10ms [2021-01-22 08:04:03,405 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 7ms [2021-01-22 08:04:03,411 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:04:03,417 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 08:04:03,455 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:04:03,459 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:03,464 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:03,469 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:03,502 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:03,505 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:03,511 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:03,515 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:03,562 WARN L465 BasicCegarLoop]: Sleep Set Reduction Time: 373ms [2021-01-22 08:04:03,562 WARN L466 BasicCegarLoop]: Sleep set: input automaton currently 1319 states, but on-demand construction may add more states [2021-01-22 08:04:03,570 WARN L467 BasicCegarLoop]: Sleep set: output automaton has 1319 states, 1221 states have (on average 1.298935298935299) internal successors, (1586), 1318 states have internal predecessors, (1586), 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: 48 and size of Sequence is : 49[2021-01-22 08:04:03,582 INFO L131 SleepSetCegar]: Size of mCounterexample is: 49 [2021-01-22 08:04:03,583 INFO L132 SleepSetCegar]: [72#[ULTIMATE.startENTRY]don't care, 75#[L-1]don't care, 78#[L-1-1]don't care, 81#[L17]don't care, 84#[L17-1]don't care, 87#[L17-2]don't care, 90#[L17-3]don't care, 93#[L17-4]don't care, 96#[L709]don't care, 99#[L710]don't care, 102#[L712]don't care, 105#[L714]don't care, 108#[L-1-2]don't care, 111#[L-1-3]don't care, 114#[L756]don't care, 117#[L756-1]don't care, 120#[L757]don't care, 123#[P0ENTRY, L757-1]don't care, 128#[L717, L757-1]don't care, 132#[L757-1, L719]don't care, 138#[L722, L757-1]don't care, 146#[L727, L757-1]don't care, 152#[L757-1, P0FINAL]don't care, 158#[P0EXIT, L757-1]don't care, 162#[P0EXIT, L758]don't care, 165#[L758-1, P0EXIT]don't care, 168#[P0EXIT, L759]don't care, 171#[P1ENTRY, P0EXIT, L759-1]don't care, 176#[P0EXIT, L732, L759-1]don't care, 182#[P0EXIT, L759-1, L734]don't care, 188#[P0EXIT, L737, L759-1]don't care, 194#[P0EXIT, L742, L759-1]don't care, 200#[P0EXIT, P1FINAL, L759-1]don't care, 204#[P0EXIT, P1EXIT, L759-1]don't care, 210#[P0EXIT, L760, P1EXIT]don't care, 213#[P0EXIT, L762, P1EXIT]don't care, 216#[L763, P0EXIT, P1EXIT]don't care, 219#[P0EXIT, P1EXIT, L2]don't care, 222#[L3, P0EXIT, P1EXIT]don't care, 225#[L3-1, P0EXIT, P1EXIT]don't care, 227#[P0EXIT, L2-1, P1EXIT]don't care, 232#[P0EXIT, L768, P1EXIT]don't care, 235#[P0EXIT, P1EXIT, L769]don't care, 238#[P0EXIT, L18, P1EXIT]don't care, 241#[P0EXIT, L18-1, P1EXIT]don't care, 244#[P0EXIT, L18-2, P1EXIT]don't care, 250#[P0EXIT, P1EXIT, L17-5]don't care, 253#[L17-7, P0EXIT, P1EXIT]don't care, 283#[P0EXIT, P1EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]don't care] [2021-01-22 08:04:03,584 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-22 08:04:03,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-22 08:04:03,590 INFO L82 PathProgramCache]: Analyzing trace with hash -1059723726, now seen corresponding path program 1 times [2021-01-22 08:04:03,600 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-22 08:04:03,601 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1051325323] [2021-01-22 08:04:03,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-22 08:04:03,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-22 08:04:03,863 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 08:04:03,864 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1051325323] [2021-01-22 08:04:03,865 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-22 08:04:03,866 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-22 08:04:03,867 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [160356846] [2021-01-22 08:04:03,872 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-01-22 08:04:03,872 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-22 08:04:03,889 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-01-22 08:04:03,890 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-01-22 08:04:03,893 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-22 08:04:03,894 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 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: 47 and size of Sequence is : 48[2021-01-22 08:04:03,918 INFO L131 SleepSetCegar]: Size of mCounterexample is: 48 [2021-01-22 08:04:03,920 INFO L132 SleepSetCegar]: [6761#[ULTIMATE.startENTRY]true, 6763#[L-1]true, 6765#[L-1-1]true, 6767#[L17]true, 6769#[L17-1]true, 6771#[L17-2]true, 6773#[L17-3]true, 6775#[L17-4]true, 6777#[L709]true, 6779#[L710]true, 6781#[L712]true, 6783#[L714]true, 6785#[L-1-2]true, 6787#[L-1-3]true, 6789#[L756]true, 6791#[L756-1]true, 6793#[L757]true, 6795#[P0ENTRY, L757-1]true, 6798#[L717, L757-1]true, 6802#[L757-1, L719]true, 6806#[L722, L757-1]true, 6810#[L727, L757-1]true, 6814#[L757-1, P0FINAL]true, 6818#[P0EXIT, L757-1]true, 6821#[P0EXIT, L758]true, 6823#[L758-1, P0EXIT]true, 6825#[P0EXIT, L759]true, 6827#[P1ENTRY, P0EXIT, L759-1]true, 6829#[P0EXIT, L732, L759-1]true, 6833#[P0EXIT, L759-1, L734]true, 6837#[P0EXIT, L737, L759-1]true, 6841#[P0EXIT, L742, L759-1]true, 6845#[P0EXIT, P1FINAL, L759-1]true, 6849#[P0EXIT, P1EXIT, L759-1]true, 6853#[P0EXIT, L760, P1EXIT]true, 6855#[P0EXIT, L762, P1EXIT]true, 6857#[L763, P0EXIT, P1EXIT]true, 6859#[P0EXIT, P1EXIT, L2]true, 6861#[L3, P0EXIT, P1EXIT]true, 6864#[P0EXIT, L2-1, P1EXIT]true, 6922#[P0EXIT, L768, P1EXIT]true, 6924#[P0EXIT, P1EXIT, L769]true, 6926#[P0EXIT, L18, P1EXIT]true, 6928#[P0EXIT, L18-1, P1EXIT]true, 6931#[P0EXIT, L18-2, P1EXIT]true, 6934#[P0EXIT, P1EXIT, L17-5]true, 6936#[L17-7, P0EXIT, P1EXIT]true, 6947#[P0EXIT, P1EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]true] [2021-01-22 08:04:03,921 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-22 08:04:03,921 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-22 08:04:03,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-22 08:04:03,923 INFO L82 PathProgramCache]: Analyzing trace with hash 962733891, now seen corresponding path program 1 times [2021-01-22 08:04:03,924 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-22 08:04:03,925 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721797787] [2021-01-22 08:04:03,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-22 08:04:04,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-22 08:04:04,176 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 08:04:04,177 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [721797787] [2021-01-22 08:04:04,177 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-22 08:04:04,178 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-22 08:04:04,178 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [415711860] [2021-01-22 08:04:04,180 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-22 08:04:04,180 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-22 08:04:04,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-22 08:04:04,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-22 08:04:04,181 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-22 08:04:04,182 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 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 08:04:04,298 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-22 08:04:04,299 WARN L144 IndependenceRelation]: Script Release Time: 1ms [2021-01-22 08:04:04,305 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 08:04:04,311 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 08:04:04,324 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:04:04,328 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:04,333 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-22 08:04:04,333 WARN L144 IndependenceRelation]: Script Release Time: 0ms [2021-01-22 08:04:04,339 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 08:04:04,344 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms Size of Word is: 47 and size of Sequence is : 48[2021-01-22 08:04:04,358 INFO L131 SleepSetCegar]: Size of mCounterexample is: 48 [2021-01-22 08:04:04,358 INFO L132 SleepSetCegar]: [6956#[ULTIMATE.startENTRY]true, 6959#[L-1]true, 6962#[L-1-1]true, 6965#[L17]true, 6968#[L17-1]true, 6971#[L17-2]true, 6974#[L17-3]true, 6977#[L17-4]true, 6980#[L709]true, 6983#[L710]true, 6986#[L712]true, 6989#[L714]true, 6992#[L-1-2]true, 6995#[L-1-3]true, 6998#[L756]true, 7001#[L756-1]true, 7004#[L757]true, 7007#[P0ENTRY, L757-1]true, 7012#[L717, L757-1]true, 7018#[L757-1, L719]true, 7024#[L722, L757-1]true, 7030#[L727, L757-1]true, 7036#[L757-1, P0FINAL]true, 7042#[P0EXIT, L757-1]true, 7046#[P0EXIT, L758]true, 7049#[L758-1, P0EXIT]true, 7052#[P0EXIT, L759]true, 7055#[P1ENTRY, P0EXIT, L759-1]true, 7058#[P0EXIT, L732, L759-1]true, 7064#[P0EXIT, L759-1, L734]true, 7072#[P0EXIT, L760, L734]true, 7872#[P0EXIT, L762, L734]true, 7876#[L763, P0EXIT, L734]true, 7880#[P0EXIT, L2, L734]true, 7884#[L3, P0EXIT, L734]true, 7891#[P0EXIT, L2-1, L734]true, 7989#[P0EXIT, L768, L734]true, 7993#[P0EXIT, L768, L737](= ~y~0 1), 7999#[P0EXIT, L768, L742](= ~y~0 1), 8005#[P0EXIT, L768, P1FINAL](= ~y~0 1), 8011#[P0EXIT, L768, P1EXIT](= ~y~0 1), 8017#[P0EXIT, P1EXIT, L769](= ~y~0 1), 8020#[P0EXIT, L18, P1EXIT](= ~y~0 1), 8023#[P0EXIT, L18-1, P1EXIT](= ~y~0 1), 8028#[P0EXIT, L18-2, P1EXIT](= ~y~0 1), 8032#[P0EXIT, P1EXIT, L17-5](= ~y~0 1), 8035#[L17-7, P0EXIT, P1EXIT](= ~y~0 1), 8038#[P0EXIT, P1EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION](= ~y~0 1)] [2021-01-22 08:04:04,359 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-22 08:04:04,359 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-22 08:04:04,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-22 08:04:04,360 INFO L82 PathProgramCache]: Analyzing trace with hash 1722231423, now seen corresponding path program 2 times [2021-01-22 08:04:04,360 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-22 08:04:04,360 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398769026] [2021-01-22 08:04:04,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-22 08:04:04,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-22 08:04:04,568 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 08:04:04,569 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [398769026] [2021-01-22 08:04:04,569 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-22 08:04:04,569 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-01-22 08:04:04,570 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1999570267] [2021-01-22 08:04:04,570 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-22 08:04:04,570 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-22 08:04:04,571 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-22 08:04:04,571 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-01-22 08:04:04,571 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-22 08:04:04,572 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 7 states have internal predecessors, (47), 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 08:04:04,655 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-22 08:04:04,655 WARN L144 IndependenceRelation]: Script Release Time: 0ms [2021-01-22 08:04:04,662 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 08:04:04,669 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 08:04:04,778 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-22 08:04:04,779 WARN L144 IndependenceRelation]: Script Release Time: 1ms [2021-01-22 08:04:04,783 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 08:04:04,788 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:04,794 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:04,798 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:04,806 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:04:04,811 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:04:04,818 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:04,822 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:04,897 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 10ms [2021-01-22 08:04:04,906 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 08:04:04,922 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:04:04,926 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:04,932 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:04,935 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:04,943 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:04:04,947 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:04,953 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:04:04,957 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:04,991 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 08:04:04,997 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:04:05,012 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,016 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,023 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,026 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,033 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,037 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,044 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,048 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,060 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-22 08:04:05,061 WARN L144 IndependenceRelation]: Script Release Time: 1ms [2021-01-22 08:04:05,066 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 08:04:05,071 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,078 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:04:05,086 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 08:04:05,094 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-22 08:04:05,095 WARN L144 IndependenceRelation]: Script Release Time: 1ms [2021-01-22 08:04:05,106 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 10ms [2021-01-22 08:04:05,114 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 6ms [2021-01-22 08:04:05,126 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 08:04:05,132 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:04:05,142 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-22 08:04:05,142 WARN L144 IndependenceRelation]: Script Release Time: 0ms [2021-01-22 08:04:05,147 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:04:05,153 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:04:05,158 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:04:05,164 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:04:05,216 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-22 08:04:05,217 WARN L144 IndependenceRelation]: Script Release Time: 1ms [2021-01-22 08:04:05,222 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 08:04:05,227 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:04:05,232 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,235 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,241 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:05,244 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,251 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:04:05,256 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:04:05,260 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:05,263 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,269 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,272 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,278 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,283 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,292 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,295 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:05,301 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,305 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:05,311 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:04:05,315 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:05,321 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:05,324 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:05,331 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:04:05,334 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:05,340 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,344 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:05,348 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:05,352 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,360 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 08:04:05,365 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,369 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,372 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:05,376 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:05,380 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:05,386 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:05,389 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:05,392 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,397 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,402 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:05,405 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,408 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:05,411 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:05,417 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,421 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:05,424 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:05,427 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,432 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:05,435 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:05,438 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:05,441 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:05,446 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,450 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:05,455 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:05,459 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:05,466 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,469 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,472 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-22 08:04:05,472 WARN L144 IndependenceRelation]: Script Release Time: 0ms [2021-01-22 08:04:05,477 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:04:05,481 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms Size of Word is: 47 and size of Sequence is : 48[2021-01-22 08:04:05,483 INFO L131 SleepSetCegar]: Size of mCounterexample is: 48 [2021-01-22 08:04:05,484 INFO L132 SleepSetCegar]: [8048#[ULTIMATE.startENTRY]true, 8051#[L-1]true, 8054#[L-1-1]true, 8057#[L17]true, 8060#[L17-1]true, 8063#[L17-2]true, 8066#[L17-3]true, 8069#[L17-4]true, 8072#[L709](= ~__unbuffered_cnt~0 0), 8077#[L710](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 8080#[L712](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 8083#[L714](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 8086#[L-1-2](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 8089#[L-1-3](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 8092#[L756](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 8095#[L756-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 8098#[L757](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 8101#[P0ENTRY, L757-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 8106#[L717, L757-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 8110#[L717, L758](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 18513#[L758-1, L717](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 18519#[L717, L759](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 18525#[P1ENTRY, L717, L759-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 18534#[L717, L732, L759-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 18546#[L717, L759-1, L734](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 18558#[L717, L737, L759-1](and (= ~y~0 1) (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 18576#[L737, L719, L759-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 18591#[L722, L737, L759-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (= ~__unbuffered_cnt~0 0) (<= ~main$tmp_guard0~0 0)), 18606#[L737, L727, L759-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 18621#[L737, P0FINAL, L759-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 18636#[P0EXIT, L737, L759-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~__unbuffered_cnt~0 1) (<= ~main$tmp_guard0~0 0)), 18645#[P0EXIT, L742, L759-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 18655#[P0EXIT, P1FINAL, L759-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 18665#[P0EXIT, P1EXIT, L759-1](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 18673#[P0EXIT, L760, P1EXIT](and (< 0 (+ (div ~main$tmp_guard0~0 256) 1)) (<= ~main$tmp_guard0~0 0)), 18678#[P0EXIT, L762, P1EXIT]true, 18683#[L763, P0EXIT, P1EXIT]true, 18688#[P0EXIT, P1EXIT, L2]true, 18693#[L3, P0EXIT, P1EXIT]true, 18702#[P0EXIT, L2-1, P1EXIT]true, 18708#[P0EXIT, L768, P1EXIT]true, 18713#[P0EXIT, P1EXIT, L769]true, 18718#[P0EXIT, L18, P1EXIT]true, 18723#[P0EXIT, L18-1, P1EXIT]true, 18732#[P0EXIT, L18-2, P1EXIT]true, 18738#[P0EXIT, P1EXIT, L17-5]true, 18743#[L17-7, P0EXIT, P1EXIT]true, 18748#[P0EXIT, P1EXIT, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]true] [2021-01-22 08:04:05,485 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-22 08:04:05,485 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-22 08:04:05,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-22 08:04:05,485 INFO L82 PathProgramCache]: Analyzing trace with hash -769370135, now seen corresponding path program 3 times [2021-01-22 08:04:05,486 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-22 08:04:05,486 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [817857493] [2021-01-22 08:04:05,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-22 08:04:05,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-22 08:04:05,583 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 08:04:05,583 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [817857493] [2021-01-22 08:04:05,584 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-22 08:04:05,584 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-22 08:04:05,584 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445591360] [2021-01-22 08:04:05,585 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-22 08:04:05,585 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-22 08:04:05,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-22 08:04:05,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-01-22 08:04:05,586 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-22 08:04:05,586 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 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 08:04:05,619 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-22 08:04:05,620 WARN L144 IndependenceRelation]: Script Release Time: 1ms [2021-01-22 08:04:05,625 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 08:04:05,630 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:04:05,642 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:05,646 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,651 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:05,654 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:05,660 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:05,663 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:05,680 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:05,684 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,745 WARN L141 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-22 08:04:05,746 WARN L144 IndependenceRelation]: Script Release Time: 1ms [2021-01-22 08:04:05,751 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 5ms [2021-01-22 08:04:05,756 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,767 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,771 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:05,775 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,779 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:05,784 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,788 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:05,793 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:05,796 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,820 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:04:05,825 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,837 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:05,840 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:05,845 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:05,849 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,855 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,859 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,864 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,868 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,879 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:04:05,883 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:04:05,890 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:04:05,895 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:04:05,904 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:04:05,913 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 8ms [2021-01-22 08:04:05,922 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:04:05,927 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:04:05,936 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:04:05,942 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:04:05,947 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:04:05,952 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:04:05,961 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:04:05,966 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:04:05,970 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:05,974 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,979 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:05,983 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:05,990 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:04:05,995 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:04:06,059 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 61ms [2021-01-22 08:04:06,062 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:06,068 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:04:06,072 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 2ms [2021-01-22 08:04:06,079 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:04:06,084 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:06,093 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:06,096 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 3ms [2021-01-22 08:04:06,110 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:04:06,116 INFO L163 IndependenceRelation]: Independence Inclusion Check Time: 4ms [2021-01-22 08:04:06,128 INFO L163 IndependenceRelation]: Independence Inclusion Check 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AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-22 08:04:06,963 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.01 08:04:06 BasicIcfg [2021-01-22 08:04:06,963 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-22 08:04:06,966 INFO L168 Benchmark]: Toolchain (without parser) took 5318.69 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 276.6 MB in the beginning and 166.1 MB in the end (delta: 110.5 MB). Peak memory consumption was 173.4 MB. Max. memory is 16.0 GB. [2021-01-22 08:04:06,967 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 302.0 MB. Free memory was 272.3 MB in the beginning and 272.2 MB in the end (delta: 60.0 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-01-22 08:04:06,968 INFO L168 Benchmark]: CACSL2BoogieTranslator took 621.25 ms. Allocated memory is still 302.0 MB. Free memory was 276.5 MB in the beginning and 246.2 MB in the end (delta: 30.2 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. [2021-01-22 08:04:06,968 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.69 ms. Allocated memory is still 302.0 MB. Free memory was 246.2 MB in the beginning and 244.3 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-01-22 08:04:06,969 INFO L168 Benchmark]: Boogie Preprocessor took 30.53 ms. Allocated memory is still 302.0 MB. Free memory was 244.3 MB in the beginning and 243.1 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-01-22 08:04:06,970 INFO L168 Benchmark]: RCFGBuilder took 635.71 ms. Allocated memory is still 302.0 MB. Free memory was 285.5 MB in the beginning and 264.8 MB in the end (delta: 20.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.0 GB. [2021-01-22 08:04:06,971 INFO L168 Benchmark]: TraceAbstraction took 3951.54 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 263.7 MB in the beginning and 166.1 MB in the end (delta: 97.6 MB). Peak memory consumption was 160.5 MB. Max. memory is 16.0 GB. [2021-01-22 08:04:06,975 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 302.0 MB. Free memory was 272.3 MB in the beginning and 272.2 MB in the end (delta: 60.0 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 621.25 ms. Allocated memory is still 302.0 MB. Free memory was 276.5 MB in the beginning and 246.2 MB in the end (delta: 30.2 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 49.69 ms. Allocated memory is still 302.0 MB. Free memory was 246.2 MB in the beginning and 244.3 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 30.53 ms. Allocated memory is still 302.0 MB. Free memory was 244.3 MB in the beginning and 243.1 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 635.71 ms. Allocated memory is still 302.0 MB. Free memory was 285.5 MB in the beginning and 264.8 MB in the end (delta: 20.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.0 GB. * TraceAbstraction took 3951.54 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 263.7 MB in the beginning and 166.1 MB in the end (delta: 97.6 MB). Peak memory consumption was 160.5 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, 61 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.7s, 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=1319occurred 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, 0.4s InterpolantComputationTime, 189 NumberOfCodeBlocks, 189 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 185 ConstructedInterpolants, 0 QuantifiedInterpolants, 17021 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...