/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/thin000_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-10 10:24:34,841 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-10 10:24:34,843 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-10 10:24:34,873 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-10 10:24:34,915 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-10 10:24:34,916 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-10 10:24:34,917 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-10 10:24:34,917 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-10 10:24:34,918 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-10 10:24:34,918 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-10 10:24:34,918 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-10 10:24:34,919 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-10 10:24:34,919 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-10 10:24:34,919 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-10 10:24:34,920 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-10 10:24:34,920 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-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf [2021-07-10 10:24:34,955 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-10 10:24:34,955 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-10 10:24:34,956 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-10 10:24:34,956 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-10 10:24:34,958 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-10 10:24:34,958 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-10 10:24:34,958 INFO L138 SettingsManager]: * Use SBE=true [2021-07-10 10:24:34,958 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-10 10:24:34,958 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-10 10:24:34,958 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-10 10:24:34,959 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-10 10:24:34,959 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-10 10:24:34,959 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-10 10:24:34,960 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-10 10:24:34,960 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-10 10:24:34,960 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-10 10:24:34,960 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-10 10:24:34,960 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-10 10:24:34,960 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-10 10:24:34,960 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-10 10:24:34,960 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-10 10:24:34,960 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-10 10:24:34,960 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-10 10:24:34,961 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 10:24:34,961 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-10 10:24:34,961 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-10 10:24:34,961 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-10 10:24:34,961 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-10 10:24:34,961 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-10 10:24:34,961 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-10 10:24:34,961 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-10 10:24:34,961 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-10 10:24:34,962 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-10 10:24:34,962 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-10 10:24:35,180 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-10 10:24:35,197 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-10 10:24:35,199 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-10 10:24:35,200 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-10 10:24:35,200 INFO L275 PluginConnector]: CDTParser initialized [2021-07-10 10:24:35,201 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/thin000_tso.opt.i [2021-07-10 10:24:35,244 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b814112c/35ad91f4d4ba4399adfce91ea7d00ecf/FLAG034f25260 [2021-07-10 10:24:35,602 INFO L306 CDTParser]: Found 1 translation units. [2021-07-10 10:24:35,602 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/thin000_tso.opt.i [2021-07-10 10:24:35,611 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b814112c/35ad91f4d4ba4399adfce91ea7d00ecf/FLAG034f25260 [2021-07-10 10:24:35,990 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b814112c/35ad91f4d4ba4399adfce91ea7d00ecf [2021-07-10 10:24:35,992 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-10 10:24:35,994 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-10 10:24:35,996 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-10 10:24:35,996 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-10 10:24:35,998 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-10 10:24:35,998 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 10:24:35" (1/1) ... [2021-07-10 10:24:36,000 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bb8fa49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:24:35, skipping insertion in model container [2021-07-10 10:24:36,000 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 10:24:35" (1/1) ... [2021-07-10 10:24:36,005 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-10 10:24:36,044 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-10 10:24:36,138 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/thin000_tso.opt.i[949,962] [2021-07-10 10:24:36,310 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 10:24:36,317 INFO L203 MainTranslator]: Completed pre-run [2021-07-10 10:24:36,326 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/thin000_tso.opt.i[949,962] [2021-07-10 10:24:36,351 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 10:24:36,381 INFO L208 MainTranslator]: Completed translation [2021-07-10 10:24:36,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:24:36 WrapperNode [2021-07-10 10:24:36,382 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-10 10:24:36,382 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-10 10:24:36,382 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-10 10:24:36,383 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-10 10:24:36,387 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:24:36" (1/1) ... [2021-07-10 10:24:36,410 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:24:36" (1/1) ... [2021-07-10 10:24:36,421 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-10 10:24:36,422 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-10 10:24:36,422 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-10 10:24:36,422 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-10 10:24:36,427 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:24:36" (1/1) ... [2021-07-10 10:24:36,427 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:24:36" (1/1) ... [2021-07-10 10:24:36,429 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:24:36" (1/1) ... [2021-07-10 10:24:36,429 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:24:36" (1/1) ... [2021-07-10 10:24:36,432 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:24:36" (1/1) ... [2021-07-10 10:24:36,433 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:24:36" (1/1) ... [2021-07-10 10:24:36,434 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:24:36" (1/1) ... [2021-07-10 10:24:36,435 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-10 10:24:36,436 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-10 10:24:36,436 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-10 10:24:36,436 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-10 10:24:36,436 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:24:36" (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 [2021-07-10 10:24:36,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-10 10:24:36,485 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-10 10:24:36,485 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-10 10:24:36,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-10 10:24:36,486 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-10 10:24:36,486 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-10 10:24:36,486 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-10 10:24:36,486 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-10 10:24:36,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-10 10:24:36,486 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-10 10:24:36,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-10 10:24:36,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-10 10:24:36,488 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-10 10:24:36,791 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-10 10:24:36,792 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-10 10:24:36,793 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 10:24:36 BoogieIcfgContainer [2021-07-10 10:24:36,793 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-10 10:24:36,794 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-10 10:24:36,794 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-10 10:24:36,796 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-10 10:24:36,796 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 10:24:35" (1/3) ... [2021-07-10 10:24:36,796 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41f4f662 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 10:24:36, skipping insertion in model container [2021-07-10 10:24:36,796 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:24:36" (2/3) ... [2021-07-10 10:24:36,797 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41f4f662 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 10:24:36, skipping insertion in model container [2021-07-10 10:24:36,797 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 10:24:36" (3/3) ... [2021-07-10 10:24:36,798 INFO L111 eAbstractionObserver]: Analyzing ICFG thin000_tso.opt.i [2021-07-10 10:24:36,801 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-10 10:24:36,801 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-10 10:24:36,801 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-10 10:24:36,802 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-10 10:24:36,833 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:24:36,833 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:24:36,833 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:24:36,833 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:24:36,833 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:24:36,833 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:24:36,834 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:24:36,834 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:24:36,834 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:24:36,834 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:24:36,834 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:24:36,834 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:24:36,835 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:24:36,835 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:24:36,835 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:24:36,835 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:24:36,835 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:24:36,835 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:24:36,835 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:24:36,835 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:24:36,836 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:24:36,836 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:24:36,836 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:24:36,836 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:24:36,837 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:24:36,838 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:24:36,838 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:24:36,838 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:24:36,841 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:24:36,842 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:24:36,842 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:24:36,842 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:24:36,843 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-10 10:24:36,858 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-10 10:24:36,909 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-10 10:24:36,909 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-10 10:24:36,909 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-10 10:24:36,909 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-10 10:24:36,909 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-10 10:24:36,909 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-10 10:24:36,909 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-10 10:24:36,909 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-10 10:24:37,052 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 10:24:37,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 10:24:37,058 INFO L82 PathProgramCache]: Analyzing trace with hash 2007871580, now seen corresponding path program 1 times [2021-07-10 10:24:37,064 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 10:24:37,064 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [231243328] [2021-07-10 10:24:37,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 10:24:37,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 10:24:37,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 10:24:37,270 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 10:24:37,271 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [231243328] [2021-07-10 10:24:37,271 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [231243328] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 10:24:37,271 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 10:24:37,271 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-10 10:24:37,272 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035972085] [2021-07-10 10:24:37,275 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-10 10:24:37,275 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 10:24:37,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-10 10:24:37,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-10 10:24:37,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:24:37,289 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 10:24:37,307 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 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) [2021-07-10 10:24:37,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:24:37,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:24:37,312 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-10 10:24:37,312 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 10:24:37,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 10:24:37,313 INFO L82 PathProgramCache]: Analyzing trace with hash -593502858, now seen corresponding path program 1 times [2021-07-10 10:24:37,313 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 10:24:37,313 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [29638699] [2021-07-10 10:24:37,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 10:24:37,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 10:24:37,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 10:24:37,544 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 10:24:37,544 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [29638699] [2021-07-10 10:24:37,544 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [29638699] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 10:24:37,545 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 10:24:37,545 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-10 10:24:37,545 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [646476321] [2021-07-10 10:24:37,546 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 10:24:37,546 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 10:24:37,546 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 10:24:37,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-07-10 10:24:37,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:24:37,547 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 10:24:37,547 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 7 states have internal predecessors, (41), 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) [2021-07-10 10:24:37,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:24:37,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:24:37,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:24:37,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:24:37,643 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-10 10:24:37,643 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 10:24:37,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 10:24:37,643 INFO L82 PathProgramCache]: Analyzing trace with hash 939667255, now seen corresponding path program 1 times [2021-07-10 10:24:37,643 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 10:24:37,643 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424086071] [2021-07-10 10:24:37,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 10:24:37,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 10:24:37,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 10:24:37,760 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 10:24:37,760 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424086071] [2021-07-10 10:24:37,761 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [424086071] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 10:24:37,761 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 10:24:37,761 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-10 10:24:37,761 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537066183] [2021-07-10 10:24:37,761 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 10:24:37,761 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 10:24:37,762 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 10:24:37,762 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-07-10 10:24:37,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:24:37,762 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 10:24:37,762 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 7 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 10:24:37,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:24:37,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:24:37,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:24:37,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:24:37,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:24:37,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 10:24:37,860 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-10 10:24:37,860 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 10:24:37,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 10:24:37,861 INFO L82 PathProgramCache]: Analyzing trace with hash 718109818, now seen corresponding path program 1 times [2021-07-10 10:24:37,861 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 10:24:37,861 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [802986104] [2021-07-10 10:24:37,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 10:24:37,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 10:24:37,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 10:24:37,971 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 10:24:37,971 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [802986104] [2021-07-10 10:24:37,972 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [802986104] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 10:24:37,972 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 10:24:37,972 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-10 10:24:37,972 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [622073528] [2021-07-10 10:24:37,972 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 10:24:37,972 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 10:24:37,973 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 10:24:37,973 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-07-10 10:24:37,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:24:37,973 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 10:24:37,973 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 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) [2021-07-10 10:24:37,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:24:37,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:24:37,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 10:24:37,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:24:38,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:24:38,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:24:38,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 10:24:38,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 10:24:38,165 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-10 10:24:38,165 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 10:24:38,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 10:24:38,165 INFO L82 PathProgramCache]: Analyzing trace with hash -56614108, now seen corresponding path program 1 times [2021-07-10 10:24:38,165 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 10:24:38,166 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1529525906] [2021-07-10 10:24:38,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 10:24:38,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 10:24:38,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 10:24:38,272 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 10:24:38,272 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1529525906] [2021-07-10 10:24:38,272 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1529525906] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 10:24:38,272 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 10:24:38,273 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-10 10:24:38,273 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902548928] [2021-07-10 10:24:38,273 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 10:24:38,273 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 10:24:38,274 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 10:24:38,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-10 10:24:38,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:24:38,274 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 10:24:38,274 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 7 states have internal predecessors, (46), 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) [2021-07-10 10:24:38,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:24:38,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:24:38,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 10:24:38,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 10:24:38,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:24:38,479 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2021-07-10 10:24:38,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:24:38,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 10:24:38,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 10:24:38,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 10:24:38,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 10:24:38,701 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-10 10:24:38,708 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-10 10:24:38,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 10:24:38 BasicIcfg [2021-07-10 10:24:38,710 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-10 10:24:38,710 INFO L168 Benchmark]: Toolchain (without parser) took 2715.94 ms. Allocated memory was 215.0 MB in the beginning and 287.3 MB in the end (delta: 72.4 MB). Free memory was 176.9 MB in the beginning and 181.9 MB in the end (delta: -4.9 MB). Peak memory consumption was 68.5 MB. Max. memory is 8.0 GB. [2021-07-10 10:24:38,710 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 215.0 MB. Free memory is still 194.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-10 10:24:38,711 INFO L168 Benchmark]: CACSL2BoogieTranslator took 386.23 ms. Allocated memory is still 215.0 MB. Free memory was 176.8 MB in the beginning and 188.3 MB in the end (delta: -11.5 MB). Peak memory consumption was 14.9 MB. Max. memory is 8.0 GB. [2021-07-10 10:24:38,711 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.32 ms. Allocated memory is still 215.0 MB. Free memory was 188.3 MB in the beginning and 186.7 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-10 10:24:38,711 INFO L168 Benchmark]: Boogie Preprocessor took 13.27 ms. Allocated memory is still 215.0 MB. Free memory was 186.7 MB in the beginning and 185.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-10 10:24:38,711 INFO L168 Benchmark]: RCFGBuilder took 357.12 ms. Allocated memory is still 215.0 MB. Free memory was 185.1 MB in the beginning and 164.7 MB in the end (delta: 20.4 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2021-07-10 10:24:38,712 INFO L168 Benchmark]: TraceAbstraction took 1915.69 ms. Allocated memory was 215.0 MB in the beginning and 287.3 MB in the end (delta: 72.4 MB). Free memory was 164.2 MB in the beginning and 181.9 MB in the end (delta: -17.7 MB). Peak memory consumption was 55.7 MB. Max. memory is 8.0 GB. [2021-07-10 10:24:38,713 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 215.0 MB. Free memory is still 194.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 386.23 ms. Allocated memory is still 215.0 MB. Free memory was 176.8 MB in the beginning and 188.3 MB in the end (delta: -11.5 MB). Peak memory consumption was 14.9 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 39.32 ms. Allocated memory is still 215.0 MB. Free memory was 188.3 MB in the beginning and 186.7 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 13.27 ms. Allocated memory is still 215.0 MB. Free memory was 186.7 MB in the beginning and 185.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 357.12 ms. Allocated memory is still 215.0 MB. Free memory was 185.1 MB in the beginning and 164.7 MB in the end (delta: 20.4 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1915.69 ms. Allocated memory was 215.0 MB in the beginning and 287.3 MB in the end (delta: 72.4 MB). Free memory was 164.2 MB in the beginning and 181.9 MB in the end (delta: -17.7 MB). Peak memory consumption was 55.7 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3586, positive: 3506, positive conditional: 1077, positive unconditional: 2429, negative: 80, negative conditional: 56, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 3561, positive: 3506, positive conditional: 1077, positive unconditional: 2429, negative: 55, negative conditional: 31, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 3561, positive: 3488, positive conditional: 0, positive unconditional: 3488, negative: 73, negative conditional: 0, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 621, positive: 608, positive conditional: 0, positive unconditional: 608, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 621, positive: 606, positive conditional: 0, positive unconditional: 606, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 27, positive: 7, positive conditional: 5, positive unconditional: 2, negative: 20, negative conditional: 7, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 105, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 91, negative conditional: 15, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3561, positive: 2880, positive conditional: 0, positive unconditional: 2880, negative: 60, negative conditional: 0, negative unconditional: 60, unknown: 621, unknown conditional: 0, unknown unconditional: 621] , Statistics on independence cache: Total cache size (in pairs): 633, Positive cache size: 613, Positive conditional cache size: 5, Positive unconditional cache size: 608, Negative cache size: 20, Negative conditional cache size: 7, Negative unconditional cache size: 13, SemanticConditionEliminator.Independence Queries: [ total: 286, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 268, negative conditional: 26, negative unconditional: 242, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 286, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 268, negative conditional: 26, negative unconditional: 242, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 27, positive: 7, positive conditional: 5, positive unconditional: 2, negative: 20, negative conditional: 7, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 105, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 91, negative conditional: 15, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 286, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 261, negative conditional: 19, negative unconditional: 242, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 633, Positive cache size: 613, Positive conditional cache size: 5, Positive unconditional cache size: 608, Negative cache size: 20, Negative conditional cache size: 7, Negative unconditional cache size: 13, Eliminated conditions: 168, SemanticConditionEliminator.Independence Queries: [ total: 286, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 268, negative conditional: 26, negative unconditional: 242, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 286, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 268, negative conditional: 26, negative unconditional: 242, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 27, positive: 7, positive conditional: 5, positive unconditional: 2, negative: 20, negative conditional: 7, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 105, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 91, negative conditional: 15, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 286, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 261, negative conditional: 19, negative unconditional: 242, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 633, Positive cache size: 613, Positive conditional cache size: 5, Positive unconditional cache size: 608, Negative cache size: 20, Negative conditional cache size: 7, Negative unconditional cache size: 13, Eliminated conditions: 168, SemanticConditionEliminator.Independence Queries: [ total: 286, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 268, negative conditional: 26, negative unconditional: 242, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 286, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 268, negative conditional: 26, negative unconditional: 242, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 27, positive: 7, positive conditional: 5, positive unconditional: 2, negative: 20, negative conditional: 7, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 105, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 91, negative conditional: 15, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 286, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 261, negative conditional: 19, negative unconditional: 242, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 633, Positive cache size: 613, Positive conditional cache size: 5, Positive unconditional cache size: 608, Negative cache size: 20, Negative conditional cache size: 7, Negative unconditional cache size: 13, Eliminated conditions: 168, SemanticConditionEliminator.Independence Queries: [ total: 286, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 268, negative conditional: 26, negative unconditional: 242, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 286, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 268, negative conditional: 26, negative unconditional: 242, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 27, positive: 7, positive conditional: 5, positive unconditional: 2, negative: 20, negative conditional: 7, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 105, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 91, negative conditional: 15, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 286, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 261, negative conditional: 19, negative unconditional: 242, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 633, Positive cache size: 613, Positive conditional cache size: 5, Positive unconditional cache size: 608, Negative cache size: 20, Negative conditional cache size: 7, Negative unconditional cache size: 13, Eliminated conditions: 168, SemanticConditionEliminator.Independence Queries: [ total: 286, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 268, negative conditional: 26, negative unconditional: 242, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 286, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 268, negative conditional: 26, negative unconditional: 242, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 27, positive: 7, positive conditional: 5, positive unconditional: 2, negative: 20, negative conditional: 7, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 105, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 91, negative conditional: 15, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 286, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 261, negative conditional: 19, negative unconditional: 242, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 633, Positive cache size: 613, Positive conditional cache size: 5, Positive unconditional cache size: 608, Negative cache size: 20, Negative conditional cache size: 7, Negative unconditional cache size: 13, Eliminated conditions: 168 ], Maximal queried relation: 5, Independence queries for same thread: 25 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 145, Number of persistent set computation: 211, Number of trivial persistent sets: 64, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3586, positive: 3506, positive conditional: 1077, positive unconditional: 2429, negative: 80, negative conditional: 56, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 3561, positive: 3506, positive conditional: 1077, positive unconditional: 2429, negative: 55, negative conditional: 31, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 3561, positive: 3488, positive conditional: 0, positive unconditional: 3488, negative: 73, negative conditional: 0, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 621, positive: 608, positive conditional: 0, positive unconditional: 608, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 621, positive: 606, positive conditional: 0, positive unconditional: 606, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 27, positive: 7, positive conditional: 5, positive unconditional: 2, negative: 20, negative conditional: 7, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 105, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 91, negative conditional: 15, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3561, positive: 2880, positive conditional: 0, positive unconditional: 2880, negative: 60, negative conditional: 0, negative unconditional: 60, unknown: 621, unknown conditional: 0, unknown unconditional: 621] , Statistics on independence cache: Total cache size (in pairs): 633, Positive cache size: 613, Positive conditional cache size: 5, Positive unconditional cache size: 608, Negative cache size: 20, Negative conditional cache size: 7, Negative unconditional cache size: 13, SemanticConditionEliminator.Independence Queries: [ total: 286, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 268, negative conditional: 26, negative unconditional: 242, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 286, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 268, negative conditional: 26, negative unconditional: 242, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 27, positive: 7, positive conditional: 5, positive unconditional: 2, negative: 20, negative conditional: 7, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 105, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 91, negative conditional: 15, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 286, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 261, negative conditional: 19, negative unconditional: 242, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 633, Positive cache size: 613, Positive conditional cache size: 5, Positive unconditional cache size: 608, Negative cache size: 20, Negative conditional cache size: 7, Negative unconditional cache size: 13, Eliminated conditions: 168, SemanticConditionEliminator.Independence Queries: [ total: 286, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 268, negative conditional: 26, negative unconditional: 242, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 286, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 268, negative conditional: 26, negative unconditional: 242, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 27, positive: 7, positive conditional: 5, positive unconditional: 2, negative: 20, negative conditional: 7, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 105, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 91, negative conditional: 15, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 286, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 261, negative conditional: 19, negative unconditional: 242, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 633, Positive cache size: 613, Positive conditional cache size: 5, Positive unconditional cache size: 608, Negative cache size: 20, Negative conditional cache size: 7, Negative unconditional cache size: 13, Eliminated conditions: 168, SemanticConditionEliminator.Independence Queries: [ total: 286, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 268, negative conditional: 26, negative unconditional: 242, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 286, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 268, negative conditional: 26, negative unconditional: 242, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 27, positive: 7, positive conditional: 5, positive unconditional: 2, negative: 20, negative conditional: 7, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 105, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 91, negative conditional: 15, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 286, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 261, negative conditional: 19, negative unconditional: 242, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 633, Positive cache size: 613, Positive conditional cache size: 5, Positive unconditional cache size: 608, Negative cache size: 20, Negative conditional cache size: 7, Negative unconditional cache size: 13, Eliminated conditions: 168, SemanticConditionEliminator.Independence Queries: [ total: 286, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 268, negative conditional: 26, negative unconditional: 242, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 286, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 268, negative conditional: 26, negative unconditional: 242, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 27, positive: 7, positive conditional: 5, positive unconditional: 2, negative: 20, negative conditional: 7, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 105, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 91, negative conditional: 15, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 286, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 261, negative conditional: 19, negative unconditional: 242, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 633, Positive cache size: 613, Positive conditional cache size: 5, Positive unconditional cache size: 608, Negative cache size: 20, Negative conditional cache size: 7, Negative unconditional cache size: 13, Eliminated conditions: 168, SemanticConditionEliminator.Independence Queries: [ total: 286, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 268, negative conditional: 26, negative unconditional: 242, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 286, positive: 18, positive conditional: 18, positive unconditional: 0, negative: 268, negative conditional: 26, negative unconditional: 242, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 27, positive: 7, positive conditional: 5, positive unconditional: 2, negative: 20, negative conditional: 7, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 105, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 91, negative conditional: 15, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 286, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 261, negative conditional: 19, negative unconditional: 242, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 633, Positive cache size: 613, Positive conditional cache size: 5, Positive unconditional cache size: 608, Negative cache size: 20, Negative conditional cache size: 7, Negative unconditional cache size: 13, Eliminated conditions: 168 ], Maximal queried relation: 5, Independence queries for same thread: 25 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 82 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1838.8ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 13.5ms, PartialOrderReductionTime: 943.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 35, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 12.7ms SsaConstructionTime, 123.5ms SatisfiabilityAnalysisTime, 565.5ms InterpolantComputationTime, 221 NumberOfCodeBlocks, 221 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 216 ConstructedInterpolants, 0 QuantifiedInterpolants, 738 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...