/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/safe001_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad [2021-06-14 13:53:04,316 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-14 13:53:04,318 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-14 13:53:04,350 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-14 13:53:04,406 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-14 13:53:04,406 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-14 13:53:04,407 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-14 13:53:04,410 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 [2021-06-14 13:53:04,439 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-14 13:53:04,439 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-14 13:53:04,440 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-14 13:53:04,440 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-14 13:53:04,442 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-14 13:53:04,442 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-14 13:53:04,442 INFO L138 SettingsManager]: * Use SBE=true [2021-06-14 13:53:04,442 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-14 13:53:04,442 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-14 13:53:04,442 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-14 13:53:04,443 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-14 13:53:04,443 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-14 13:53:04,443 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-14 13:53:04,443 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-14 13:53:04,443 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-14 13:53:04,443 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-14 13:53:04,443 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-14 13:53:04,444 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-14 13:53:04,444 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-14 13:53:04,444 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-14 13:53:04,444 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-14 13:53:04,444 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-14 13:53:04,444 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-14 13:53:04,444 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 13:53:04,444 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-14 13:53:04,444 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-14 13:53:04,444 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-14 13:53:04,445 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-14 13:53:04,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-14 13:53:04,445 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-14 13:53:04,445 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-14 13:53:04,445 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-14 13:53:04,445 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-14 13:53:04,445 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-14 13:53:04,678 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-14 13:53:04,694 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-14 13:53:04,696 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-14 13:53:04,696 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-14 13:53:04,697 INFO L275 PluginConnector]: CDTParser initialized [2021-06-14 13:53:04,697 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe001_tso.opt.i [2021-06-14 13:53:04,746 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6485ba6fc/2146cb3792f0428abbbf60a853d0b12e/FLAG92b822bf9 [2021-06-14 13:53:05,155 INFO L306 CDTParser]: Found 1 translation units. [2021-06-14 13:53:05,155 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe001_tso.opt.i [2021-06-14 13:53:05,164 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6485ba6fc/2146cb3792f0428abbbf60a853d0b12e/FLAG92b822bf9 [2021-06-14 13:53:05,173 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6485ba6fc/2146cb3792f0428abbbf60a853d0b12e [2021-06-14 13:53:05,175 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-14 13:53:05,176 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-14 13:53:05,177 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-14 13:53:05,177 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-14 13:53:05,185 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-14 13:53:05,186 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 01:53:05" (1/1) ... [2021-06-14 13:53:05,187 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41e483b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:53:05, skipping insertion in model container [2021-06-14 13:53:05,187 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 01:53:05" (1/1) ... [2021-06-14 13:53:05,191 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-14 13:53:05,221 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-14 13:53:05,335 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/safe001_tso.opt.i[949,962] [2021-06-14 13:53:05,501 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-14 13:53:05,507 INFO L203 MainTranslator]: Completed pre-run [2021-06-14 13:53:05,515 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/safe001_tso.opt.i[949,962] [2021-06-14 13:53:05,549 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-14 13:53:05,597 INFO L208 MainTranslator]: Completed translation [2021-06-14 13:53:05,597 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:53:05 WrapperNode [2021-06-14 13:53:05,597 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-14 13:53:05,598 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-14 13:53:05,598 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-14 13:53:05,599 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-14 13:53:05,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:53:05" (1/1) ... [2021-06-14 13:53:05,614 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:53:05" (1/1) ... [2021-06-14 13:53:05,633 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-14 13:53:05,634 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-14 13:53:05,634 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-14 13:53:05,634 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-14 13:53:05,639 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:53:05" (1/1) ... [2021-06-14 13:53:05,640 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:53:05" (1/1) ... [2021-06-14 13:53:05,641 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:53:05" (1/1) ... [2021-06-14 13:53:05,641 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:53:05" (1/1) ... [2021-06-14 13:53:05,644 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:53:05" (1/1) ... [2021-06-14 13:53:05,645 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:53:05" (1/1) ... [2021-06-14 13:53:05,646 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:53:05" (1/1) ... [2021-06-14 13:53:05,648 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-14 13:53:05,649 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-14 13:53:05,649 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-14 13:53:05,649 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-14 13:53:05,649 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:53:05" (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 [2021-06-14 13:53:05,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-14 13:53:05,724 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-14 13:53:05,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-14 13:53:05,724 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-14 13:53:05,724 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-14 13:53:05,724 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-14 13:53:05,724 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-14 13:53:05,724 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-14 13:53:05,724 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-14 13:53:05,724 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-14 13:53:05,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-14 13:53:05,725 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-14 13:53:05,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-14 13:53:05,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-14 13:53:05,726 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-14 13:53:06,027 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-14 13:53:06,028 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-14 13:53:06,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 01:53:06 BoogieIcfgContainer [2021-06-14 13:53:06,030 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-14 13:53:06,031 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-14 13:53:06,031 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-14 13:53:06,033 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-14 13:53:06,034 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.06 01:53:05" (1/3) ... [2021-06-14 13:53:06,034 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@92d99d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 01:53:06, skipping insertion in model container [2021-06-14 13:53:06,034 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:53:05" (2/3) ... [2021-06-14 13:53:06,035 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@92d99d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 01:53:06, skipping insertion in model container [2021-06-14 13:53:06,035 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 01:53:06" (3/3) ... [2021-06-14 13:53:06,036 INFO L111 eAbstractionObserver]: Analyzing ICFG safe001_tso.opt.i [2021-06-14 13:53:06,041 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-14 13:53:06,042 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-14 13:53:06,042 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-14 13:53:06,042 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-14 13:53:06,067 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,067 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,067 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,067 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,067 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,067 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,067 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,067 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,068 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,068 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,068 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,068 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,068 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,069 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,069 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,069 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,070 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,070 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,070 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,070 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,071 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,071 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,071 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,071 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,074 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,075 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,075 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,075 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,075 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,076 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,076 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,076 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,076 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,076 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,076 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,076 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,078 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,078 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,079 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,079 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,082 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,082 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,082 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,082 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,084 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,084 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,085 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,085 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 13:53:06,087 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-14 13:53:06,102 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 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 [2021-06-14 13:53:06,193 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-14 13:53:06,193 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-14 13:53:06,193 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-14 13:53:06,193 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-14 13:53:06,193 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-14 13:53:06,193 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-14 13:53:06,194 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-14 13:53:06,194 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-14 13:53:06,388 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 13:53:06,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 13:53:06,392 INFO L82 PathProgramCache]: Analyzing trace with hash -956153257, now seen corresponding path program 1 times [2021-06-14 13:53:06,397 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 13:53:06,397 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255165604] [2021-06-14 13:53:06,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 13:53:06,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 13:53:06,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 13:53:06,541 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 13:53:06,541 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [255165604] [2021-06-14 13:53:06,542 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [255165604] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 13:53:06,542 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 13:53:06,542 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-14 13:53:06,542 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2103509951] [2021-06-14 13:53:06,545 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-14 13:53:06,545 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 13:53:06,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-14 13:53:06,553 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-14 13:53:06,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:53:06,555 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 13:53:06,556 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 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) [2021-06-14 13:53:06,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:53:06,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:53:06,570 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-14 13:53:06,571 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 13:53:06,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 13:53:06,571 INFO L82 PathProgramCache]: Analyzing trace with hash 1807271701, now seen corresponding path program 1 times [2021-06-14 13:53:06,571 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 13:53:06,571 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217054819] [2021-06-14 13:53:06,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 13:53:06,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 13:53:06,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 13:53:06,687 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 13:53:06,687 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [217054819] [2021-06-14 13:53:06,687 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [217054819] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 13:53:06,687 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 13:53:06,687 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-14 13:53:06,687 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [878009735] [2021-06-14 13:53:06,688 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-14 13:53:06,688 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 13:53:06,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-14 13:53:06,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-14 13:53:06,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:53:06,689 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 13:53:06,689 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 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) [2021-06-14 13:53:06,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:53:06,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:53:06,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:53:06,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 13:53:06,787 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-14 13:53:06,788 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 13:53:06,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 13:53:06,788 INFO L82 PathProgramCache]: Analyzing trace with hash -1537959646, now seen corresponding path program 1 times [2021-06-14 13:53:06,788 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 13:53:06,788 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [88337546] [2021-06-14 13:53:06,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 13:53:06,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 13:53:06,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 13:53:06,945 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 13:53:06,945 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [88337546] [2021-06-14 13:53:06,945 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [88337546] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 13:53:06,945 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 13:53:06,945 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-14 13:53:06,946 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [180922996] [2021-06-14 13:53:06,946 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-14 13:53:06,946 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 13:53:06,949 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-14 13:53:06,949 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-06-14 13:53:06,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:53:06,950 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 13:53:06,950 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.875) internal successors, (63), 8 states have internal predecessors, (63), 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) [2021-06-14 13:53:06,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:53:06,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 13:53:06,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:53:07,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:53:07,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-14 13:53:07,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 13:53:07,783 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-14 13:53:07,783 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 13:53:07,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 13:53:07,783 INFO L82 PathProgramCache]: Analyzing trace with hash -763891698, now seen corresponding path program 2 times [2021-06-14 13:53:07,783 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 13:53:07,784 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873099769] [2021-06-14 13:53:07,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 13:53:07,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 13:53:07,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 13:53:07,854 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 13:53:07,854 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1873099769] [2021-06-14 13:53:07,854 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1873099769] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 13:53:07,855 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 13:53:07,855 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-14 13:53:07,855 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [356840478] [2021-06-14 13:53:07,855 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-14 13:53:07,855 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 13:53:07,855 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-14 13:53:07,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-06-14 13:53:07,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:53:07,856 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 13:53:07,856 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 states have internal predecessors, (63), 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) [2021-06-14 13:53:07,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:53:07,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-14 13:53:07,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 13:53:07,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:53:08,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:53:08,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-14 13:53:08,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 13:53:08,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 13:53:08,617 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-14 13:53:08,617 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 13:53:08,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 13:53:08,618 INFO L82 PathProgramCache]: Analyzing trace with hash -1248619508, now seen corresponding path program 1 times [2021-06-14 13:53:08,618 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 13:53:08,618 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528932520] [2021-06-14 13:53:08,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 13:53:08,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 13:53:08,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 13:53:08,742 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 13:53:08,742 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [528932520] [2021-06-14 13:53:08,742 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [528932520] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 13:53:08,742 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 13:53:08,742 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-14 13:53:08,742 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665336451] [2021-06-14 13:53:08,743 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-14 13:53:08,743 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 13:53:08,743 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-14 13:53:08,743 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-06-14 13:53:08,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:53:08,743 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 13:53:08,744 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.375) internal successors, (59), 8 states have internal predecessors, (59), 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) [2021-06-14 13:53:08,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:53:08,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-14 13:53:08,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 13:53:08,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 13:53:08,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:53:09,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:53:09,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-14 13:53:09,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 13:53:09,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 13:53:09,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 13:53:09,534 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-14 13:53:09,534 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 13:53:09,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 13:53:09,535 INFO L82 PathProgramCache]: Analyzing trace with hash 839448236, now seen corresponding path program 2 times [2021-06-14 13:53:09,535 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 13:53:09,535 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950813298] [2021-06-14 13:53:09,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 13:53:09,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 13:53:09,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 13:53:09,636 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 13:53:09,637 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1950813298] [2021-06-14 13:53:09,637 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1950813298] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 13:53:09,637 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 13:53:09,637 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-14 13:53:09,637 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [736830035] [2021-06-14 13:53:09,638 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-14 13:53:09,638 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 13:53:09,638 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-14 13:53:09,638 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-06-14 13:53:09,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:53:09,638 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 13:53:09,639 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 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) [2021-06-14 13:53:09,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:53:09,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-14 13:53:09,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 13:53:09,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-14 13:53:09,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-14 13:53:09,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:53:10,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 13:53:10,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-14 13:53:10,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 13:53:10,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-14 13:53:10,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-14 13:53:10,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 13:53:10,252 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-14 13:53:10,261 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-14 13:53:10,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.06 01:53:10 BasicIcfg [2021-06-14 13:53:10,262 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-14 13:53:10,263 INFO L168 Benchmark]: Toolchain (without parser) took 5086.78 ms. Allocated memory was 206.6 MB in the beginning and 733.0 MB in the end (delta: 526.4 MB). Free memory was 169.2 MB in the beginning and 583.8 MB in the end (delta: -414.6 MB). Peak memory consumption was 112.4 MB. Max. memory is 8.0 GB. [2021-06-14 13:53:10,263 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 206.6 MB. Free memory is still 187.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-14 13:53:10,263 INFO L168 Benchmark]: CACSL2BoogieTranslator took 420.56 ms. Allocated memory is still 206.6 MB. Free memory was 169.0 MB in the beginning and 168.4 MB in the end (delta: 667.3 kB). Peak memory consumption was 12.4 MB. Max. memory is 8.0 GB. [2021-06-14 13:53:10,264 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.04 ms. Allocated memory is still 206.6 MB. Free memory was 168.4 MB in the beginning and 166.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-14 13:53:10,264 INFO L168 Benchmark]: Boogie Preprocessor took 14.29 ms. Allocated memory is still 206.6 MB. Free memory was 166.3 MB in the beginning and 165.2 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-14 13:53:10,264 INFO L168 Benchmark]: RCFGBuilder took 381.62 ms. Allocated memory is still 206.6 MB. Free memory was 165.2 MB in the beginning and 140.6 MB in the end (delta: 24.6 MB). Peak memory consumption was 25.2 MB. Max. memory is 8.0 GB. [2021-06-14 13:53:10,264 INFO L168 Benchmark]: TraceAbstraction took 4231.05 ms. Allocated memory was 206.6 MB in the beginning and 733.0 MB in the end (delta: 526.4 MB). Free memory was 140.1 MB in the beginning and 583.8 MB in the end (delta: -443.7 MB). Peak memory consumption was 84.2 MB. Max. memory is 8.0 GB. [2021-06-14 13:53:10,266 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 206.6 MB. Free memory is still 187.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 420.56 ms. Allocated memory is still 206.6 MB. Free memory was 169.0 MB in the beginning and 168.4 MB in the end (delta: 667.3 kB). Peak memory consumption was 12.4 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 35.04 ms. Allocated memory is still 206.6 MB. Free memory was 168.4 MB in the beginning and 166.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 14.29 ms. Allocated memory is still 206.6 MB. Free memory was 166.3 MB in the beginning and 165.2 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 381.62 ms. Allocated memory is still 206.6 MB. Free memory was 165.2 MB in the beginning and 140.6 MB in the end (delta: 24.6 MB). Peak memory consumption was 25.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 4231.05 ms. Allocated memory was 206.6 MB in the beginning and 733.0 MB in the end (delta: 526.4 MB). Free memory was 140.1 MB in the beginning and 583.8 MB in the end (delta: -443.7 MB). Peak memory consumption was 84.2 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: 74284, positive: 72218, positive conditional: 69884, positive unconditional: 2334, negative: 2066, negative conditional: 2031, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 72990, positive: 72218, positive conditional: 69884, positive unconditional: 2334, negative: 772, negative conditional: 737, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 72990, positive: 71274, positive conditional: 0, positive unconditional: 71274, negative: 1716, negative conditional: 0, negative unconditional: 1716, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1249, positive: 1226, positive conditional: 0, positive unconditional: 1226, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1249, positive: 1222, positive conditional: 0, positive unconditional: 1222, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 31, positive conditional: 27, positive unconditional: 4, negative: 37, negative conditional: 14, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 158, positive: 52, positive conditional: 39, positive unconditional: 13, negative: 106, negative conditional: 15, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 72990, positive: 70048, positive conditional: 0, positive unconditional: 70048, negative: 1693, negative conditional: 0, negative unconditional: 1693, unknown: 1249, unknown conditional: 0, unknown unconditional: 1249] , Statistics on independence cache: Total cache size (in pairs): 1290, Positive cache size: 1253, Positive conditional cache size: 27, Positive unconditional cache size: 1226, Negative cache size: 37, Negative conditional cache size: 14, Negative unconditional cache size: 23, SemanticConditionEliminator.Independence Queries: [ total: 6758, positive: 944, positive conditional: 944, positive unconditional: 0, negative: 5814, negative conditional: 423, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6758, positive: 944, positive conditional: 944, positive unconditional: 0, negative: 5814, negative conditional: 423, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 31, positive conditional: 27, positive unconditional: 4, negative: 37, negative conditional: 14, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 158, positive: 52, positive conditional: 39, positive unconditional: 13, negative: 106, negative conditional: 15, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6758, positive: 917, positive conditional: 917, positive unconditional: 0, negative: 5800, negative conditional: 409, negative unconditional: 5391, unknown: 41, unknown conditional: 41, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1290, Positive cache size: 1253, Positive conditional cache size: 27, Positive unconditional cache size: 1226, Negative cache size: 37, Negative conditional cache size: 14, Negative unconditional cache size: 23, Eliminated conditions: 5324, SemanticConditionEliminator.Independence Queries: [ total: 6758, positive: 944, positive conditional: 944, positive unconditional: 0, negative: 5814, negative conditional: 423, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6758, positive: 944, positive conditional: 944, positive unconditional: 0, negative: 5814, negative conditional: 423, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 31, positive conditional: 27, positive unconditional: 4, negative: 37, negative conditional: 14, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 158, positive: 52, positive conditional: 39, positive unconditional: 13, negative: 106, negative conditional: 15, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6758, positive: 917, positive conditional: 917, positive unconditional: 0, negative: 5800, negative conditional: 409, negative unconditional: 5391, unknown: 41, unknown conditional: 41, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1290, Positive cache size: 1253, Positive conditional cache size: 27, Positive unconditional cache size: 1226, Negative cache size: 37, Negative conditional cache size: 14, Negative unconditional cache size: 23, Eliminated conditions: 5324, SemanticConditionEliminator.Independence Queries: [ total: 6758, positive: 944, positive conditional: 944, positive unconditional: 0, negative: 5814, negative conditional: 423, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6758, positive: 944, positive conditional: 944, positive unconditional: 0, negative: 5814, negative conditional: 423, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 31, positive conditional: 27, positive unconditional: 4, negative: 37, negative conditional: 14, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 158, positive: 52, positive conditional: 39, positive unconditional: 13, negative: 106, negative conditional: 15, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6758, positive: 917, positive conditional: 917, positive unconditional: 0, negative: 5800, negative conditional: 409, negative unconditional: 5391, unknown: 41, unknown conditional: 41, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1290, Positive cache size: 1253, Positive conditional cache size: 27, Positive unconditional cache size: 1226, Negative cache size: 37, Negative conditional cache size: 14, Negative unconditional cache size: 23, Eliminated conditions: 5324, SemanticConditionEliminator.Independence Queries: [ total: 6758, positive: 944, positive conditional: 944, positive unconditional: 0, negative: 5814, negative conditional: 423, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6758, positive: 944, positive conditional: 944, positive unconditional: 0, negative: 5814, negative conditional: 423, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 31, positive conditional: 27, positive unconditional: 4, negative: 37, negative conditional: 14, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 158, positive: 52, positive conditional: 39, positive unconditional: 13, negative: 106, negative conditional: 15, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6758, positive: 917, positive conditional: 917, positive unconditional: 0, negative: 5800, negative conditional: 409, negative unconditional: 5391, unknown: 41, unknown conditional: 41, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1290, Positive cache size: 1253, Positive conditional cache size: 27, Positive unconditional cache size: 1226, Negative cache size: 37, Negative conditional cache size: 14, Negative unconditional cache size: 23, Eliminated conditions: 5324, SemanticConditionEliminator.Independence Queries: [ total: 6758, positive: 944, positive conditional: 944, positive unconditional: 0, negative: 5814, negative conditional: 423, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6758, positive: 944, positive conditional: 944, positive unconditional: 0, negative: 5814, negative conditional: 423, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 31, positive conditional: 27, positive unconditional: 4, negative: 37, negative conditional: 14, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 158, positive: 52, positive conditional: 39, positive unconditional: 13, negative: 106, negative conditional: 15, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6758, positive: 917, positive conditional: 917, positive unconditional: 0, negative: 5800, negative conditional: 409, negative unconditional: 5391, unknown: 41, unknown conditional: 41, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1290, Positive cache size: 1253, Positive conditional cache size: 27, Positive unconditional cache size: 1226, Negative cache size: 37, Negative conditional cache size: 14, Negative unconditional cache size: 23, Eliminated conditions: 5324, SemanticConditionEliminator.Independence Queries: [ total: 6758, positive: 944, positive conditional: 944, positive unconditional: 0, negative: 5814, negative conditional: 423, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6758, positive: 944, positive conditional: 944, positive unconditional: 0, negative: 5814, negative conditional: 423, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 31, positive conditional: 27, positive unconditional: 4, negative: 37, negative conditional: 14, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 158, positive: 52, positive conditional: 39, positive unconditional: 13, negative: 106, negative conditional: 15, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6758, positive: 917, positive conditional: 917, positive unconditional: 0, negative: 5800, negative conditional: 409, negative unconditional: 5391, unknown: 41, unknown conditional: 41, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1290, Positive cache size: 1253, Positive conditional cache size: 27, Positive unconditional cache size: 1226, Negative cache size: 37, Negative conditional cache size: 14, Negative unconditional cache size: 23, Eliminated conditions: 5324 ], Maximal queried relation: 6, Independence queries for same thread: 1294 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 1016, Number of persistent set computation: 21423, Number of trivial persistent sets: 7461, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 74284, positive: 72218, positive conditional: 69884, positive unconditional: 2334, negative: 2066, negative conditional: 2031, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 72990, positive: 72218, positive conditional: 69884, positive unconditional: 2334, negative: 772, negative conditional: 737, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 72990, positive: 71274, positive conditional: 0, positive unconditional: 71274, negative: 1716, negative conditional: 0, negative unconditional: 1716, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1249, positive: 1226, positive conditional: 0, positive unconditional: 1226, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1249, positive: 1222, positive conditional: 0, positive unconditional: 1222, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 31, positive conditional: 27, positive unconditional: 4, negative: 37, negative conditional: 14, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 158, positive: 52, positive conditional: 39, positive unconditional: 13, negative: 106, negative conditional: 15, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 72990, positive: 70048, positive conditional: 0, positive unconditional: 70048, negative: 1693, negative conditional: 0, negative unconditional: 1693, unknown: 1249, unknown conditional: 0, unknown unconditional: 1249] , Statistics on independence cache: Total cache size (in pairs): 1290, Positive cache size: 1253, Positive conditional cache size: 27, Positive unconditional cache size: 1226, Negative cache size: 37, Negative conditional cache size: 14, Negative unconditional cache size: 23, SemanticConditionEliminator.Independence Queries: [ total: 6758, positive: 944, positive conditional: 944, positive unconditional: 0, negative: 5814, negative conditional: 423, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6758, positive: 944, positive conditional: 944, positive unconditional: 0, negative: 5814, negative conditional: 423, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 31, positive conditional: 27, positive unconditional: 4, negative: 37, negative conditional: 14, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 158, positive: 52, positive conditional: 39, positive unconditional: 13, negative: 106, negative conditional: 15, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6758, positive: 917, positive conditional: 917, positive unconditional: 0, negative: 5800, negative conditional: 409, negative unconditional: 5391, unknown: 41, unknown conditional: 41, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1290, Positive cache size: 1253, Positive conditional cache size: 27, Positive unconditional cache size: 1226, Negative cache size: 37, Negative conditional cache size: 14, Negative unconditional cache size: 23, Eliminated conditions: 5324, SemanticConditionEliminator.Independence Queries: [ total: 6758, positive: 944, positive conditional: 944, positive unconditional: 0, negative: 5814, negative conditional: 423, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6758, positive: 944, positive conditional: 944, positive unconditional: 0, negative: 5814, negative conditional: 423, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 31, positive conditional: 27, positive unconditional: 4, negative: 37, negative conditional: 14, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 158, positive: 52, positive conditional: 39, positive unconditional: 13, negative: 106, negative conditional: 15, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6758, positive: 917, positive conditional: 917, positive unconditional: 0, negative: 5800, negative conditional: 409, negative unconditional: 5391, unknown: 41, unknown conditional: 41, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1290, Positive cache size: 1253, Positive conditional cache size: 27, Positive unconditional cache size: 1226, Negative cache size: 37, Negative conditional cache size: 14, Negative unconditional cache size: 23, Eliminated conditions: 5324, SemanticConditionEliminator.Independence Queries: [ total: 6758, positive: 944, positive conditional: 944, positive unconditional: 0, negative: 5814, negative conditional: 423, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6758, positive: 944, positive conditional: 944, positive unconditional: 0, negative: 5814, negative conditional: 423, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 31, positive conditional: 27, positive unconditional: 4, negative: 37, negative conditional: 14, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 158, positive: 52, positive conditional: 39, positive unconditional: 13, negative: 106, negative conditional: 15, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6758, positive: 917, positive conditional: 917, positive unconditional: 0, negative: 5800, negative conditional: 409, negative unconditional: 5391, unknown: 41, unknown conditional: 41, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1290, Positive cache size: 1253, Positive conditional cache size: 27, Positive unconditional cache size: 1226, Negative cache size: 37, Negative conditional cache size: 14, Negative unconditional cache size: 23, Eliminated conditions: 5324, SemanticConditionEliminator.Independence Queries: [ total: 6758, positive: 944, positive conditional: 944, positive unconditional: 0, negative: 5814, negative conditional: 423, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6758, positive: 944, positive conditional: 944, positive unconditional: 0, negative: 5814, negative conditional: 423, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 31, positive conditional: 27, positive unconditional: 4, negative: 37, negative conditional: 14, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 158, positive: 52, positive conditional: 39, positive unconditional: 13, negative: 106, negative conditional: 15, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6758, positive: 917, positive conditional: 917, positive unconditional: 0, negative: 5800, negative conditional: 409, negative unconditional: 5391, unknown: 41, unknown conditional: 41, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1290, Positive cache size: 1253, Positive conditional cache size: 27, Positive unconditional cache size: 1226, Negative cache size: 37, Negative conditional cache size: 14, Negative unconditional cache size: 23, Eliminated conditions: 5324, SemanticConditionEliminator.Independence Queries: [ total: 6758, positive: 944, positive conditional: 944, positive unconditional: 0, negative: 5814, negative conditional: 423, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6758, positive: 944, positive conditional: 944, positive unconditional: 0, negative: 5814, negative conditional: 423, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 31, positive conditional: 27, positive unconditional: 4, negative: 37, negative conditional: 14, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 158, positive: 52, positive conditional: 39, positive unconditional: 13, negative: 106, negative conditional: 15, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6758, positive: 917, positive conditional: 917, positive unconditional: 0, negative: 5800, negative conditional: 409, negative unconditional: 5391, unknown: 41, unknown conditional: 41, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1290, Positive cache size: 1253, Positive conditional cache size: 27, Positive unconditional cache size: 1226, Negative cache size: 37, Negative conditional cache size: 14, Negative unconditional cache size: 23, Eliminated conditions: 5324, SemanticConditionEliminator.Independence Queries: [ total: 6758, positive: 944, positive conditional: 944, positive unconditional: 0, negative: 5814, negative conditional: 423, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6758, positive: 944, positive conditional: 944, positive unconditional: 0, negative: 5814, negative conditional: 423, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 68, positive: 31, positive conditional: 27, positive unconditional: 4, negative: 37, negative conditional: 14, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 158, positive: 52, positive conditional: 39, positive unconditional: 13, negative: 106, negative conditional: 15, negative unconditional: 91, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6758, positive: 917, positive conditional: 917, positive unconditional: 0, negative: 5800, negative conditional: 409, negative unconditional: 5391, unknown: 41, unknown conditional: 41, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1290, Positive cache size: 1253, Positive conditional cache size: 27, Positive unconditional cache size: 1226, Negative cache size: 37, Negative conditional cache size: 14, Negative unconditional cache size: 23, Eliminated conditions: 5324 ], Maximal queried relation: 6, Independence queries for same thread: 1294 - 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 7 procedures, 106 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4136.8ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 11.9ms, PartialOrderReductionTime: 3287.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 70, 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: 21.5ms SsaConstructionTime, 134.1ms SatisfiabilityAnalysisTime, 456.2ms InterpolantComputationTime, 365 NumberOfCodeBlocks, 365 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 359 ConstructedInterpolants, 0 QuantifiedInterpolants, 813 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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...