/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/safe037_power.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 15:01:04,974 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 15:01:04,976 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 15:01:05,011 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 15:01:05,353 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-14 15:01:05,353 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-14 15:01:05,354 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-14 15:01:05,355 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 [2021-07-14 15:01:05,392 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 15:01:05,392 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 15:01:05,393 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 15:01:05,393 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 15:01:05,394 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 15:01:05,394 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 15:01:05,394 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 15:01:05,394 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 15:01:05,394 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 15:01:05,394 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 15:01:05,394 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 15:01:05,395 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 15:01:05,395 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 15:01:05,395 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 15:01:05,395 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 15:01:05,395 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 15:01:05,395 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 15:01:05,395 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 15:01:05,395 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 15:01:05,395 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 15:01:05,395 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 15:01:05,396 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 15:01:05,396 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 15:01:05,396 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 15:01:05,396 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 15:01:05,396 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 15:01:05,396 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 15:01:05,396 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 15:01:05,396 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 15:01:05,396 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 15:01:05,397 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 15:01:05,397 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 15:01:05,397 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-14 15:01:05,397 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 15:01:05,633 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 15:01:05,650 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 15:01:05,652 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 15:01:05,653 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-14 15:01:05,654 INFO L275 PluginConnector]: CDTParser initialized [2021-07-14 15:01:05,655 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe037_power.opt.i [2021-07-14 15:01:05,726 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6e151569/79ef3d4753f24137907eb0268a196ba7/FLAGf13e3948b [2021-07-14 15:01:06,149 INFO L306 CDTParser]: Found 1 translation units. [2021-07-14 15:01:06,149 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe037_power.opt.i [2021-07-14 15:01:06,165 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6e151569/79ef3d4753f24137907eb0268a196ba7/FLAGf13e3948b [2021-07-14 15:01:06,727 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6e151569/79ef3d4753f24137907eb0268a196ba7 [2021-07-14 15:01:06,731 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 15:01:06,732 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-14 15:01:06,738 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-14 15:01:06,738 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-14 15:01:06,741 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-14 15:01:06,742 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 03:01:06" (1/1) ... [2021-07-14 15:01:06,742 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67536f0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:01:06, skipping insertion in model container [2021-07-14 15:01:06,743 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 03:01:06" (1/1) ... [2021-07-14 15:01:06,748 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-14 15:01:06,782 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-14 15:01:06,887 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/safe037_power.opt.i[951,964] [2021-07-14 15:01:07,039 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 15:01:07,045 INFO L203 MainTranslator]: Completed pre-run [2021-07-14 15:01:07,052 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/safe037_power.opt.i[951,964] [2021-07-14 15:01:07,075 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 15:01:07,100 INFO L208 MainTranslator]: Completed translation [2021-07-14 15:01:07,100 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:01:07 WrapperNode [2021-07-14 15:01:07,100 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-14 15:01:07,101 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 15:01:07,101 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 15:01:07,101 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 15:01:07,106 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:01:07" (1/1) ... [2021-07-14 15:01:07,115 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:01:07" (1/1) ... [2021-07-14 15:01:07,128 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 15:01:07,128 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 15:01:07,128 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 15:01:07,129 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 15:01:07,134 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:01:07" (1/1) ... [2021-07-14 15:01:07,134 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:01:07" (1/1) ... [2021-07-14 15:01:07,137 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:01:07" (1/1) ... [2021-07-14 15:01:07,137 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:01:07" (1/1) ... [2021-07-14 15:01:07,153 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:01:07" (1/1) ... [2021-07-14 15:01:07,154 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:01:07" (1/1) ... [2021-07-14 15:01:07,155 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:01:07" (1/1) ... [2021-07-14 15:01:07,157 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 15:01:07,157 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 15:01:07,157 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 15:01:07,157 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 15:01:07,158 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:01:07" (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 [2021-07-14 15:01:07,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-14 15:01:07,231 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-14 15:01:07,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-14 15:01:07,232 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-14 15:01:07,232 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-14 15:01:07,232 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-14 15:01:07,232 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-14 15:01:07,232 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-14 15:01:07,232 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-14 15:01:07,232 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-14 15:01:07,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-14 15:01:07,233 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-14 15:01:07,233 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 15:01:07,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 15:01:07,234 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-14 15:01:07,552 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 15:01:07,552 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-14 15:01:07,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:01:07 BoogieIcfgContainer [2021-07-14 15:01:07,554 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 15:01:07,555 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 15:01:07,555 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 15:01:07,557 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 15:01:07,557 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 03:01:06" (1/3) ... [2021-07-14 15:01:07,557 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7da2c3af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 03:01:07, skipping insertion in model container [2021-07-14 15:01:07,557 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:01:07" (2/3) ... [2021-07-14 15:01:07,558 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7da2c3af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 03:01:07, skipping insertion in model container [2021-07-14 15:01:07,558 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:01:07" (3/3) ... [2021-07-14 15:01:07,559 INFO L111 eAbstractionObserver]: Analyzing ICFG safe037_power.opt.i [2021-07-14 15:01:07,563 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 15:01:07,563 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 15:01:07,563 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 15:01:07,563 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 15:01:07,581 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,581 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,581 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,581 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,582 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,582 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,582 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,582 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,582 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,582 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,582 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,583 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,583 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,583 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,583 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,583 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,583 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,583 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,583 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,584 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,584 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,584 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,584 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,584 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,585 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,585 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,585 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,585 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,585 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,585 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,585 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,585 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,586 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,586 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,586 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,586 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,587 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,588 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,588 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,588 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,591 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,591 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,591 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,591 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,593 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,593 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,593 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,593 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:01:07,594 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-14 15:01:07,610 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 [2021-07-14 15:01:07,645 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 15:01:07,645 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 15:01:07,645 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 15:01:07,645 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 15:01:07,646 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 15:01:07,646 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 15:01:07,646 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 15:01:07,646 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 15:01:07,831 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 15:01:07,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 15:01:07,835 INFO L82 PathProgramCache]: Analyzing trace with hash -1413856899, now seen corresponding path program 1 times [2021-07-14 15:01:07,841 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 15:01:07,841 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [862447050] [2021-07-14 15:01:07,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 15:01:07,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 15:01:08,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 15:01:08,007 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 15:01:08,007 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [862447050] [2021-07-14 15:01:08,007 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [862447050] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 15:01:08,008 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 15:01:08,008 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-14 15:01:08,008 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1589886367] [2021-07-14 15:01:08,011 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-14 15:01:08,011 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 15:01:08,019 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-14 15:01:08,020 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-14 15:01:08,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:01:08,022 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 15:01:08,023 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 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) [2021-07-14 15:01:08,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:01:08,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:01:08,030 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 15:01:08,030 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 15:01:08,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 15:01:08,030 INFO L82 PathProgramCache]: Analyzing trace with hash -1743011939, now seen corresponding path program 1 times [2021-07-14 15:01:08,031 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 15:01:08,031 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747279027] [2021-07-14 15:01:08,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 15:01:08,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 15:01:08,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 15:01:08,217 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 15:01:08,225 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [747279027] [2021-07-14 15:01:08,227 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [747279027] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 15:01:08,228 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 15:01:08,228 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-14 15:01:08,228 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716459812] [2021-07-14 15:01:08,232 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-14 15:01:08,232 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 15:01:08,234 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-14 15:01:08,234 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-14 15:01:08,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:01:08,234 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 15:01:08,234 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 6 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 15:01:08,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:01:08,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:01:08,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:01:08,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 15:01:08,382 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-14 15:01:08,382 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 15:01:08,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 15:01:08,382 INFO L82 PathProgramCache]: Analyzing trace with hash 214752504, now seen corresponding path program 1 times [2021-07-14 15:01:08,383 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 15:01:08,383 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1469096412] [2021-07-14 15:01:08,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 15:01:08,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 15:01:08,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 15:01:08,509 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 15:01:08,509 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1469096412] [2021-07-14 15:01:08,509 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1469096412] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 15:01:08,509 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 15:01:08,509 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 15:01:08,510 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245864223] [2021-07-14 15:01:08,510 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 15:01:08,510 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 15:01:08,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 15:01:08,511 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-14 15:01:08,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:01:08,511 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 15:01:08,511 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.5) internal successors, (60), 8 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) [2021-07-14 15:01:08,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:01:08,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 15:01:08,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:01:08,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:01:08,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 15:01:08,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 15:01:08,604 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-14 15:01:08,604 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 15:01:08,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 15:01:08,605 INFO L82 PathProgramCache]: Analyzing trace with hash 554450581, now seen corresponding path program 1 times [2021-07-14 15:01:08,605 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 15:01:08,605 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2055694109] [2021-07-14 15:01:08,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 15:01:08,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 15:01:08,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 15:01:08,701 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 15:01:08,701 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2055694109] [2021-07-14 15:01:08,701 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2055694109] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 15:01:08,701 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 15:01:08,701 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 15:01:08,702 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1143416981] [2021-07-14 15:01:08,702 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 15:01:08,702 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 15:01:08,703 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 15:01:08,703 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 15:01:08,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:01:08,703 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 15:01:08,704 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 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) [2021-07-14 15:01:08,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:01:08,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 15:01:08,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 15:01:08,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:01:08,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:01:08,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 15:01:08,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 15:01:08,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 15:01:08,946 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-14 15:01:08,946 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 15:01:08,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 15:01:08,947 INFO L82 PathProgramCache]: Analyzing trace with hash 519336807, now seen corresponding path program 2 times [2021-07-14 15:01:08,947 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 15:01:08,947 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [291676644] [2021-07-14 15:01:08,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 15:01:08,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 15:01:09,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 15:01:09,034 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 15:01:09,034 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [291676644] [2021-07-14 15:01:09,034 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [291676644] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 15:01:09,034 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 15:01:09,034 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 15:01:09,034 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1690159401] [2021-07-14 15:01:09,035 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 15:01:09,035 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 15:01:09,035 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 15:01:09,035 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 15:01:09,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:01:09,035 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 15:01:09,035 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 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) [2021-07-14 15:01:09,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:01:09,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 15:01:09,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 15:01:09,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 15:01:09,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:01:09,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:01:09,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 15:01:09,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 15:01:09,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 15:01:09,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 15:01:09,150 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-14 15:01:09,151 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 15:01:09,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 15:01:09,151 INFO L82 PathProgramCache]: Analyzing trace with hash -925735621, now seen corresponding path program 3 times [2021-07-14 15:01:09,151 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 15:01:09,151 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637930329] [2021-07-14 15:01:09,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 15:01:09,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 15:01:09,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 15:01:09,238 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 15:01:09,238 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1637930329] [2021-07-14 15:01:09,238 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1637930329] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 15:01:09,238 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 15:01:09,238 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 15:01:09,238 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487048845] [2021-07-14 15:01:09,238 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 15:01:09,238 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 15:01:09,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 15:01:09,239 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 15:01:09,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:01:09,239 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 15:01:09,239 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 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) [2021-07-14 15:01:09,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:01:09,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 15:01:09,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 15:01:09,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 15:01:09,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 15:01:09,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:01:09,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:01:09,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 15:01:09,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 15:01:09,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 15:01:09,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 15:01:09,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 15:01:09,407 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-14 15:01:09,415 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 15:01:09,417 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 03:01:09 BasicIcfg [2021-07-14 15:01:09,417 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 15:01:09,417 INFO L168 Benchmark]: Toolchain (without parser) took 2684.80 ms. Allocated memory was 223.3 MB in the beginning and 268.4 MB in the end (delta: 45.1 MB). Free memory was 185.9 MB in the beginning and 224.1 MB in the end (delta: -38.2 MB). Peak memory consumption was 7.9 MB. Max. memory is 8.0 GB. [2021-07-14 15:01:09,418 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 223.3 MB. Free memory is still 203.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 15:01:09,418 INFO L168 Benchmark]: CACSL2BoogieTranslator took 362.12 ms. Allocated memory is still 223.3 MB. Free memory was 185.7 MB in the beginning and 196.4 MB in the end (delta: -10.7 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-07-14 15:01:09,418 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.95 ms. Allocated memory is still 223.3 MB. Free memory was 196.4 MB in the beginning and 194.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-14 15:01:09,418 INFO L168 Benchmark]: Boogie Preprocessor took 28.49 ms. Allocated memory is still 223.3 MB. Free memory was 194.3 MB in the beginning and 192.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-14 15:01:09,418 INFO L168 Benchmark]: RCFGBuilder took 396.25 ms. Allocated memory is still 223.3 MB. Free memory was 192.9 MB in the beginning and 169.4 MB in the end (delta: 23.5 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2021-07-14 15:01:09,419 INFO L168 Benchmark]: TraceAbstraction took 1862.13 ms. Allocated memory was 223.3 MB in the beginning and 268.4 MB in the end (delta: 45.1 MB). Free memory was 169.2 MB in the beginning and 224.1 MB in the end (delta: -54.9 MB). There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 15:01:09,420 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 223.3 MB. Free memory is still 203.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 362.12 ms. Allocated memory is still 223.3 MB. Free memory was 185.7 MB in the beginning and 196.4 MB in the end (delta: -10.7 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 26.95 ms. Allocated memory is still 223.3 MB. Free memory was 196.4 MB in the beginning and 194.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 28.49 ms. Allocated memory is still 223.3 MB. Free memory was 194.3 MB in the beginning and 192.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 396.25 ms. Allocated memory is still 223.3 MB. Free memory was 192.9 MB in the beginning and 169.4 MB in the end (delta: 23.5 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1862.13 ms. Allocated memory was 223.3 MB in the beginning and 268.4 MB in the end (delta: 45.1 MB). Free memory was 169.2 MB in the beginning and 224.1 MB in the end (delta: -54.9 MB). There was no memory consumed. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 10711, positive: 10499, positive conditional: 5802, positive unconditional: 4697, negative: 212, negative conditional: 179, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 10646, positive: 10499, positive conditional: 5802, positive unconditional: 4697, negative: 147, negative conditional: 114, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 10646, positive: 10273, positive conditional: 0, positive unconditional: 10273, negative: 373, negative conditional: 0, negative unconditional: 373, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1157, positive: 1137, positive conditional: 0, positive unconditional: 1137, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1157, positive: 1131, positive conditional: 0, positive unconditional: 1131, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 26, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 12, positive conditional: 6, positive unconditional: 6, negative: 21, negative conditional: 1, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 125, positive: 20, positive conditional: 10, positive unconditional: 10, negative: 105, negative conditional: 1, negative unconditional: 104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 10646, positive: 9136, positive conditional: 0, positive unconditional: 9136, negative: 353, negative conditional: 0, negative unconditional: 353, unknown: 1157, unknown conditional: 0, unknown unconditional: 1157] , Statistics on independence cache: Total cache size (in pairs): 1164, Positive cache size: 1143, Positive conditional cache size: 6, Positive unconditional cache size: 1137, Negative cache size: 21, Negative conditional cache size: 1, Negative unconditional cache size: 20, SemanticConditionEliminator.Independence Queries: [ total: 1258, positive: 226, positive conditional: 226, positive unconditional: 0, negative: 1032, negative conditional: 61, negative unconditional: 971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1258, positive: 226, positive conditional: 226, positive unconditional: 0, negative: 1032, negative conditional: 61, negative unconditional: 971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 12, positive conditional: 6, positive unconditional: 6, negative: 21, negative conditional: 1, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 125, positive: 20, positive conditional: 10, positive unconditional: 10, negative: 105, negative conditional: 1, negative unconditional: 104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1258, positive: 220, positive conditional: 220, positive unconditional: 0, negative: 1031, negative conditional: 60, negative unconditional: 971, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1164, Positive cache size: 1143, Positive conditional cache size: 6, Positive unconditional cache size: 1137, Negative cache size: 21, Negative conditional cache size: 1, Negative unconditional cache size: 20, Eliminated conditions: 902, SemanticConditionEliminator.Independence Queries: [ total: 1258, positive: 226, positive conditional: 226, positive unconditional: 0, negative: 1032, negative conditional: 61, negative unconditional: 971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1258, positive: 226, positive conditional: 226, positive unconditional: 0, negative: 1032, negative conditional: 61, negative unconditional: 971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 12, positive conditional: 6, positive unconditional: 6, negative: 21, negative conditional: 1, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 125, positive: 20, positive conditional: 10, positive unconditional: 10, negative: 105, negative conditional: 1, negative unconditional: 104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1258, positive: 220, positive conditional: 220, positive unconditional: 0, negative: 1031, negative conditional: 60, negative unconditional: 971, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1164, Positive cache size: 1143, Positive conditional cache size: 6, Positive unconditional cache size: 1137, Negative cache size: 21, Negative conditional cache size: 1, Negative unconditional cache size: 20, Eliminated conditions: 902, SemanticConditionEliminator.Independence Queries: [ total: 1258, positive: 226, positive conditional: 226, positive unconditional: 0, negative: 1032, negative conditional: 61, negative unconditional: 971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1258, positive: 226, positive conditional: 226, positive unconditional: 0, negative: 1032, negative conditional: 61, negative unconditional: 971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 12, positive conditional: 6, positive unconditional: 6, negative: 21, negative conditional: 1, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 125, positive: 20, positive conditional: 10, positive unconditional: 10, negative: 105, negative conditional: 1, negative unconditional: 104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1258, positive: 220, positive conditional: 220, positive unconditional: 0, negative: 1031, negative conditional: 60, negative unconditional: 971, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1164, Positive cache size: 1143, Positive conditional cache size: 6, Positive unconditional cache size: 1137, Negative cache size: 21, Negative conditional cache size: 1, Negative unconditional cache size: 20, Eliminated conditions: 902, SemanticConditionEliminator.Independence Queries: [ total: 1258, positive: 226, positive conditional: 226, positive unconditional: 0, negative: 1032, negative conditional: 61, negative unconditional: 971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1258, positive: 226, positive conditional: 226, positive unconditional: 0, negative: 1032, negative conditional: 61, negative unconditional: 971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 12, positive conditional: 6, positive unconditional: 6, negative: 21, negative conditional: 1, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 125, positive: 20, positive conditional: 10, positive unconditional: 10, negative: 105, negative conditional: 1, negative unconditional: 104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1258, positive: 220, positive conditional: 220, positive unconditional: 0, negative: 1031, negative conditional: 60, negative unconditional: 971, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1164, Positive cache size: 1143, Positive conditional cache size: 6, Positive unconditional cache size: 1137, Negative cache size: 21, Negative conditional cache size: 1, Negative unconditional cache size: 20, Eliminated conditions: 902, SemanticConditionEliminator.Independence Queries: [ total: 1258, positive: 226, positive conditional: 226, positive unconditional: 0, negative: 1032, negative conditional: 61, negative unconditional: 971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1258, positive: 226, positive conditional: 226, positive unconditional: 0, negative: 1032, negative conditional: 61, negative unconditional: 971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 12, positive conditional: 6, positive unconditional: 6, negative: 21, negative conditional: 1, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 125, positive: 20, positive conditional: 10, positive unconditional: 10, negative: 105, negative conditional: 1, negative unconditional: 104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1258, positive: 220, positive conditional: 220, positive unconditional: 0, negative: 1031, negative conditional: 60, negative unconditional: 971, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1164, Positive cache size: 1143, Positive conditional cache size: 6, Positive unconditional cache size: 1137, Negative cache size: 21, Negative conditional cache size: 1, Negative unconditional cache size: 20, Eliminated conditions: 902, SemanticConditionEliminator.Independence Queries: [ total: 1258, positive: 226, positive conditional: 226, positive unconditional: 0, negative: 1032, negative conditional: 61, negative unconditional: 971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1258, positive: 226, positive conditional: 226, positive unconditional: 0, negative: 1032, negative conditional: 61, negative unconditional: 971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 12, positive conditional: 6, positive unconditional: 6, negative: 21, negative conditional: 1, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 125, positive: 20, positive conditional: 10, positive unconditional: 10, negative: 105, negative conditional: 1, negative unconditional: 104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1258, positive: 220, positive conditional: 220, positive unconditional: 0, negative: 1031, negative conditional: 60, negative unconditional: 971, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1164, Positive cache size: 1143, Positive conditional cache size: 6, Positive unconditional cache size: 1137, Negative cache size: 21, Negative conditional cache size: 1, Negative unconditional cache size: 20, Eliminated conditions: 902 ], Maximal queried relation: 6, Independence queries for same thread: 65 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 222, Number of persistent set computation: 397, Number of trivial persistent sets: 221, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 10711, positive: 10499, positive conditional: 5802, positive unconditional: 4697, negative: 212, negative conditional: 179, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 10646, positive: 10499, positive conditional: 5802, positive unconditional: 4697, negative: 147, negative conditional: 114, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 10646, positive: 10273, positive conditional: 0, positive unconditional: 10273, negative: 373, negative conditional: 0, negative unconditional: 373, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1157, positive: 1137, positive conditional: 0, positive unconditional: 1137, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1157, positive: 1131, positive conditional: 0, positive unconditional: 1131, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 26, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 12, positive conditional: 6, positive unconditional: 6, negative: 21, negative conditional: 1, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 125, positive: 20, positive conditional: 10, positive unconditional: 10, negative: 105, negative conditional: 1, negative unconditional: 104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 10646, positive: 9136, positive conditional: 0, positive unconditional: 9136, negative: 353, negative conditional: 0, negative unconditional: 353, unknown: 1157, unknown conditional: 0, unknown unconditional: 1157] , Statistics on independence cache: Total cache size (in pairs): 1164, Positive cache size: 1143, Positive conditional cache size: 6, Positive unconditional cache size: 1137, Negative cache size: 21, Negative conditional cache size: 1, Negative unconditional cache size: 20, SemanticConditionEliminator.Independence Queries: [ total: 1258, positive: 226, positive conditional: 226, positive unconditional: 0, negative: 1032, negative conditional: 61, negative unconditional: 971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1258, positive: 226, positive conditional: 226, positive unconditional: 0, negative: 1032, negative conditional: 61, negative unconditional: 971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 12, positive conditional: 6, positive unconditional: 6, negative: 21, negative conditional: 1, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 125, positive: 20, positive conditional: 10, positive unconditional: 10, negative: 105, negative conditional: 1, negative unconditional: 104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1258, positive: 220, positive conditional: 220, positive unconditional: 0, negative: 1031, negative conditional: 60, negative unconditional: 971, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1164, Positive cache size: 1143, Positive conditional cache size: 6, Positive unconditional cache size: 1137, Negative cache size: 21, Negative conditional cache size: 1, Negative unconditional cache size: 20, Eliminated conditions: 902, SemanticConditionEliminator.Independence Queries: [ total: 1258, positive: 226, positive conditional: 226, positive unconditional: 0, negative: 1032, negative conditional: 61, negative unconditional: 971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1258, positive: 226, positive conditional: 226, positive unconditional: 0, negative: 1032, negative conditional: 61, negative unconditional: 971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 12, positive conditional: 6, positive unconditional: 6, negative: 21, negative conditional: 1, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 125, positive: 20, positive conditional: 10, positive unconditional: 10, negative: 105, negative conditional: 1, negative unconditional: 104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1258, positive: 220, positive conditional: 220, positive unconditional: 0, negative: 1031, negative conditional: 60, negative unconditional: 971, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1164, Positive cache size: 1143, Positive conditional cache size: 6, Positive unconditional cache size: 1137, Negative cache size: 21, Negative conditional cache size: 1, Negative unconditional cache size: 20, Eliminated conditions: 902, SemanticConditionEliminator.Independence Queries: [ total: 1258, positive: 226, positive conditional: 226, positive unconditional: 0, negative: 1032, negative conditional: 61, negative unconditional: 971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1258, positive: 226, positive conditional: 226, positive unconditional: 0, negative: 1032, negative conditional: 61, negative unconditional: 971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 12, positive conditional: 6, positive unconditional: 6, negative: 21, negative conditional: 1, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 125, positive: 20, positive conditional: 10, positive unconditional: 10, negative: 105, negative conditional: 1, negative unconditional: 104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1258, positive: 220, positive conditional: 220, positive unconditional: 0, negative: 1031, negative conditional: 60, negative unconditional: 971, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1164, Positive cache size: 1143, Positive conditional cache size: 6, Positive unconditional cache size: 1137, Negative cache size: 21, Negative conditional cache size: 1, Negative unconditional cache size: 20, Eliminated conditions: 902, SemanticConditionEliminator.Independence Queries: [ total: 1258, positive: 226, positive conditional: 226, positive unconditional: 0, negative: 1032, negative conditional: 61, negative unconditional: 971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1258, positive: 226, positive conditional: 226, positive unconditional: 0, negative: 1032, negative conditional: 61, negative unconditional: 971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 12, positive conditional: 6, positive unconditional: 6, negative: 21, negative conditional: 1, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 125, positive: 20, positive conditional: 10, positive unconditional: 10, negative: 105, negative conditional: 1, negative unconditional: 104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1258, positive: 220, positive conditional: 220, positive unconditional: 0, negative: 1031, negative conditional: 60, negative unconditional: 971, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1164, Positive cache size: 1143, Positive conditional cache size: 6, Positive unconditional cache size: 1137, Negative cache size: 21, Negative conditional cache size: 1, Negative unconditional cache size: 20, Eliminated conditions: 902, SemanticConditionEliminator.Independence Queries: [ total: 1258, positive: 226, positive conditional: 226, positive unconditional: 0, negative: 1032, negative conditional: 61, negative unconditional: 971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1258, positive: 226, positive conditional: 226, positive unconditional: 0, negative: 1032, negative conditional: 61, negative unconditional: 971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 12, positive conditional: 6, positive unconditional: 6, negative: 21, negative conditional: 1, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 125, positive: 20, positive conditional: 10, positive unconditional: 10, negative: 105, negative conditional: 1, negative unconditional: 104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1258, positive: 220, positive conditional: 220, positive unconditional: 0, negative: 1031, negative conditional: 60, negative unconditional: 971, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1164, Positive cache size: 1143, Positive conditional cache size: 6, Positive unconditional cache size: 1137, Negative cache size: 21, Negative conditional cache size: 1, Negative unconditional cache size: 20, Eliminated conditions: 902, SemanticConditionEliminator.Independence Queries: [ total: 1258, positive: 226, positive conditional: 226, positive unconditional: 0, negative: 1032, negative conditional: 61, negative unconditional: 971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1258, positive: 226, positive conditional: 226, positive unconditional: 0, negative: 1032, negative conditional: 61, negative unconditional: 971, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 12, positive conditional: 6, positive unconditional: 6, negative: 21, negative conditional: 1, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 125, positive: 20, positive conditional: 10, positive unconditional: 10, negative: 105, negative conditional: 1, negative unconditional: 104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1258, positive: 220, positive conditional: 220, positive unconditional: 0, negative: 1031, negative conditional: 60, negative unconditional: 971, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1164, Positive cache size: 1143, Positive conditional cache size: 6, Positive unconditional cache size: 1137, Negative cache size: 21, Negative conditional cache size: 1, Negative unconditional cache size: 20, Eliminated conditions: 902 ], Maximal queried relation: 6, Independence queries for same thread: 65 - 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, 108 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1792.9ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 10.3ms, PartialOrderReductionTime: 944.1ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 41, 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: 20.8ms SsaConstructionTime, 138.9ms SatisfiabilityAnalysisTime, 478.1ms InterpolantComputationTime, 359 NumberOfCodeBlocks, 359 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 353 ConstructedInterpolants, 0 QuantifiedInterpolants, 1041 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...