/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-NewStatesSleep-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe016_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 05:30:29,198 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 05:30:29,199 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 05:30:29,215 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 05:30:29,239 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-14 05:30:29,240 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-14 05:30:29,247 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-14 05:30:29,250 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-NewStatesSleep-NoLbe-Lockstep.epf [2021-07-14 05:30:29,280 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 05:30:29,281 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 05:30:29,281 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 05:30:29,281 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 05:30:29,283 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 05:30:29,283 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 05:30:29,283 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 05:30:29,283 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 05:30:29,283 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 05:30:29,284 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 05:30:29,284 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 05:30:29,284 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 05:30:29,284 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 05:30:29,284 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 05:30:29,285 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 05:30:29,285 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 05:30:29,285 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 05:30:29,285 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 05:30:29,285 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 05:30:29,285 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 05:30:29,285 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 05:30:29,285 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 05:30:29,286 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 05:30:29,286 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 05:30:29,286 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 05:30:29,286 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 05:30:29,286 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 05:30:29,286 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 05:30:29,286 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-07-14 05:30:29,286 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 05:30:29,287 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 05:30:29,287 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 05:30:29,287 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 05:30:29,287 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-07-14 05:30:29,287 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 05:30:29,545 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 05:30:29,562 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 05:30:29,564 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 05:30:29,565 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-14 05:30:29,565 INFO L275 PluginConnector]: CDTParser initialized [2021-07-14 05:30:29,566 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe016_tso.opt.i [2021-07-14 05:30:29,615 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d2e047c1/4cabfea667ca4a84be6205699c081149/FLAG1ad847b73 [2021-07-14 05:30:29,989 INFO L306 CDTParser]: Found 1 translation units. [2021-07-14 05:30:29,989 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe016_tso.opt.i [2021-07-14 05:30:30,007 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d2e047c1/4cabfea667ca4a84be6205699c081149/FLAG1ad847b73 [2021-07-14 05:30:30,368 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d2e047c1/4cabfea667ca4a84be6205699c081149 [2021-07-14 05:30:30,370 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 05:30:30,372 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-14 05:30:30,374 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-14 05:30:30,374 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-14 05:30:30,377 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-14 05:30:30,378 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 05:30:30" (1/1) ... [2021-07-14 05:30:30,381 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4feaa49e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:30:30, skipping insertion in model container [2021-07-14 05:30:30,381 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 05:30:30" (1/1) ... [2021-07-14 05:30:30,386 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-14 05:30:30,424 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-14 05:30:30,516 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/safe016_tso.opt.i[949,962] [2021-07-14 05:30:30,654 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 05:30:30,659 INFO L203 MainTranslator]: Completed pre-run [2021-07-14 05:30:30,667 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/safe016_tso.opt.i[949,962] [2021-07-14 05:30:30,688 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 05:30:30,721 INFO L208 MainTranslator]: Completed translation [2021-07-14 05:30:30,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:30:30 WrapperNode [2021-07-14 05:30:30,722 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-14 05:30:30,722 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 05:30:30,723 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 05:30:30,723 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 05:30:30,727 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:30:30" (1/1) ... [2021-07-14 05:30:30,740 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:30:30" (1/1) ... [2021-07-14 05:30:30,752 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 05:30:30,753 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 05:30:30,753 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 05:30:30,753 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 05:30:30,757 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:30:30" (1/1) ... [2021-07-14 05:30:30,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:30:30" (1/1) ... [2021-07-14 05:30:30,760 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:30:30" (1/1) ... [2021-07-14 05:30:30,760 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:30:30" (1/1) ... [2021-07-14 05:30:30,764 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:30:30" (1/1) ... [2021-07-14 05:30:30,765 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:30:30" (1/1) ... [2021-07-14 05:30:30,766 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:30:30" (1/1) ... [2021-07-14 05:30:30,768 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 05:30:30,769 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 05:30:30,769 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 05:30:30,769 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 05:30:30,769 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:30:30" (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 05:30:30,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-14 05:30:30,827 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-14 05:30:30,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-14 05:30:30,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-14 05:30:30,828 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-14 05:30:30,828 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-14 05:30:30,828 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-14 05:30:30,828 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-14 05:30:30,829 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-14 05:30:30,829 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-14 05:30:30,829 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-07-14 05:30:30,831 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-07-14 05:30:30,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-14 05:30:30,832 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-14 05:30:30,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 05:30:30,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 05:30:30,833 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 05:30:31,153 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 05:30:31,153 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-14 05:30:31,156 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 05:30:31 BoogieIcfgContainer [2021-07-14 05:30:31,156 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 05:30:31,157 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 05:30:31,157 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 05:30:31,159 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 05:30:31,159 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 05:30:30" (1/3) ... [2021-07-14 05:30:31,159 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@784ef520 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 05:30:31, skipping insertion in model container [2021-07-14 05:30:31,159 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:30:30" (2/3) ... [2021-07-14 05:30:31,159 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@784ef520 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 05:30:31, skipping insertion in model container [2021-07-14 05:30:31,160 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 05:30:31" (3/3) ... [2021-07-14 05:30:31,160 INFO L111 eAbstractionObserver]: Analyzing ICFG safe016_tso.opt.i [2021-07-14 05:30:31,164 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 05:30:31,164 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 05:30:31,164 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 05:30:31,164 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 05:30:31,197 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,197 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,197 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,197 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,198 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,198 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,198 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,198 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,198 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,198 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,198 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,198 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,199 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,199 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,199 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,199 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,199 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,199 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,199 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,199 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,200 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,200 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,200 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,200 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,200 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,200 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,200 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,200 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,201 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,201 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,201 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,201 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,201 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,201 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,201 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,201 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,202 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,202 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,202 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,202 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,202 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,202 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,202 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,202 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,202 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,203 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,203 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,203 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,204 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,204 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,205 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,205 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,209 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,210 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,210 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,210 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,211 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,211 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,212 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,212 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,214 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,214 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,214 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,214 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 05:30:31,216 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-14 05:30:31,232 INFO L255 AbstractCegarLoop]: Starting to check reachability of 5 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 05:30:31,282 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 05:30:31,282 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 05:30:31,282 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 05:30:31,282 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 05:30:31,282 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 05:30:31,283 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 05:30:31,283 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 05:30:31,283 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 05:30:31,333 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 05:30:31,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 05:30:31,336 INFO L82 PathProgramCache]: Analyzing trace with hash 1133482537, now seen corresponding path program 1 times [2021-07-14 05:30:31,342 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 05:30:31,342 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1556109477] [2021-07-14 05:30:31,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 05:30:31,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 05:30:31,535 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 05:30:31,535 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 05:30:31,536 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1556109477] [2021-07-14 05:30:31,536 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1556109477] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 05:30:31,536 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 05:30:31,536 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-14 05:30:31,537 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547875359] [2021-07-14 05:30:31,539 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-14 05:30:31,540 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 05:30:31,547 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-14 05:30:31,548 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-14 05:30:31,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 05:30:31,549 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 05:30:31,550 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 39.0) internal successors, (78), 2 states have internal predecessors, (78), 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 05:30:31,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 05:30:31,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 05:30:31,563 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 05:30:31,563 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 05:30:31,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 05:30:31,563 INFO L82 PathProgramCache]: Analyzing trace with hash 202903993, now seen corresponding path program 1 times [2021-07-14 05:30:31,564 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 05:30:31,564 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [605008594] [2021-07-14 05:30:31,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 05:30:31,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 05:30:31,756 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 05:30:31,756 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 05:30:31,756 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [605008594] [2021-07-14 05:30:31,757 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [605008594] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 05:30:31,757 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 05:30:31,757 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 05:30:31,757 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217864274] [2021-07-14 05:30:31,758 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 05:30:31,758 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 05:30:31,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 05:30:31,759 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 05:30:31,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 05:30:31,759 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 05:30:31,759 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 11.0) internal successors, (77), 7 states have internal predecessors, (77), 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 05:30:31,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 05:30:31,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 05:30:33,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 05:30:33,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 05:30:33,073 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-14 05:30:33,073 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 05:30:33,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 05:30:33,074 INFO L82 PathProgramCache]: Analyzing trace with hash 1624519007, now seen corresponding path program 2 times [2021-07-14 05:30:33,074 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 05:30:33,074 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [568403638] [2021-07-14 05:30:33,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 05:30:33,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 05:30:33,213 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 05:30:33,214 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 05:30:33,214 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [568403638] [2021-07-14 05:30:33,214 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [568403638] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 05:30:33,214 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 05:30:33,214 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 05:30:33,214 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [346319079] [2021-07-14 05:30:33,215 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 05:30:33,215 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 05:30:33,215 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 05:30:33,215 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-07-14 05:30:33,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 05:30:33,216 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 05:30:33,216 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 9.625) internal successors, (77), 8 states have internal predecessors, (77), 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 05:30:33,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 05:30:33,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 05:30:33,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 05:30:34,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 05:30:34,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 05:30:34,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 05:30:34,575 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-14 05:30:34,575 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 05:30:34,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 05:30:34,576 INFO L82 PathProgramCache]: Analyzing trace with hash -1112372755, now seen corresponding path program 3 times [2021-07-14 05:30:34,576 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 05:30:34,576 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185491379] [2021-07-14 05:30:34,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 05:30:34,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 05:30:34,727 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 05:30:34,727 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 05:30:34,727 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1185491379] [2021-07-14 05:30:34,727 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1185491379] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 05:30:34,727 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 05:30:34,727 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-07-14 05:30:34,727 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [480702104] [2021-07-14 05:30:34,728 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-07-14 05:30:34,728 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 05:30:34,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-07-14 05:30:34,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-07-14 05:30:34,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 05:30:34,730 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 05:30:34,730 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 8.555555555555555) internal successors, (77), 9 states have internal predecessors, (77), 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 05:30:34,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 05:30:34,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 05:30:34,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 05:30:34,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 05:30:36,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 05:30:36,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 05:30:36,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 05:30:36,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 05:30:36,446 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-14 05:30:36,446 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 05:30:36,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 05:30:36,446 INFO L82 PathProgramCache]: Analyzing trace with hash -789804493, now seen corresponding path program 4 times [2021-07-14 05:30:36,447 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 05:30:36,447 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124634430] [2021-07-14 05:30:36,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 05:30:36,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 05:30:36,508 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 05:30:36,509 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 05:30:36,509 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1124634430] [2021-07-14 05:30:36,509 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1124634430] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 05:30:36,509 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 05:30:36,509 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 05:30:36,509 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455194742] [2021-07-14 05:30:36,509 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 05:30:36,509 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 05:30:36,510 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 05:30:36,510 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 05:30:36,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 05:30:36,510 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 05:30:36,510 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 11.0) internal successors, (77), 7 states have internal predecessors, (77), 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 05:30:36,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 05:30:36,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 05:30:36,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 05:30:36,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 05:30:36,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 05:30:39,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 05:30:39,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 05:30:39,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 05:30:39,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 05:30:39,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 05:30:39,874 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-14 05:30:39,887 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 05:30:39,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 05:30:39 BasicIcfg [2021-07-14 05:30:39,891 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 05:30:39,892 INFO L168 Benchmark]: Toolchain (without parser) took 9520.38 ms. Allocated memory was 196.1 MB in the beginning and 3.8 GB in the end (delta: 3.6 GB). Free memory was 158.7 MB in the beginning and 3.1 GB in the end (delta: -2.9 GB). Peak memory consumption was 786.4 MB. Max. memory is 8.0 GB. [2021-07-14 05:30:39,892 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 196.1 MB. Free memory is still 176.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 05:30:39,893 INFO L168 Benchmark]: CACSL2BoogieTranslator took 347.52 ms. Allocated memory is still 196.1 MB. Free memory was 158.6 MB in the beginning and 169.5 MB in the end (delta: -10.9 MB). Peak memory consumption was 12.8 MB. Max. memory is 8.0 GB. [2021-07-14 05:30:39,893 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.05 ms. Allocated memory is still 196.1 MB. Free memory was 169.5 MB in the beginning and 167.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-14 05:30:39,893 INFO L168 Benchmark]: Boogie Preprocessor took 15.47 ms. Allocated memory is still 196.1 MB. Free memory was 167.4 MB in the beginning and 165.8 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 05:30:39,893 INFO L168 Benchmark]: RCFGBuilder took 386.80 ms. Allocated memory is still 196.1 MB. Free memory was 165.8 MB in the beginning and 139.6 MB in the end (delta: 26.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. [2021-07-14 05:30:39,893 INFO L168 Benchmark]: TraceAbstraction took 8734.71 ms. Allocated memory was 196.1 MB in the beginning and 3.8 GB in the end (delta: 3.6 GB). Free memory was 139.6 MB in the beginning and 3.1 GB in the end (delta: -2.9 GB). Peak memory consumption was 766.3 MB. Max. memory is 8.0 GB. [2021-07-14 05:30:39,895 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 196.1 MB. Free memory is still 176.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 347.52 ms. Allocated memory is still 196.1 MB. Free memory was 158.6 MB in the beginning and 169.5 MB in the end (delta: -10.9 MB). Peak memory consumption was 12.8 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 30.05 ms. Allocated memory is still 196.1 MB. Free memory was 169.5 MB in the beginning and 167.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 15.47 ms. Allocated memory is still 196.1 MB. Free memory was 167.4 MB in the beginning and 165.8 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 386.80 ms. Allocated memory is still 196.1 MB. Free memory was 165.8 MB in the beginning and 139.6 MB in the end (delta: 26.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 8734.71 ms. Allocated memory was 196.1 MB in the beginning and 3.8 GB in the end (delta: 3.6 GB). Free memory was 139.6 MB in the beginning and 3.1 GB in the end (delta: -2.9 GB). Peak memory consumption was 766.3 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: 661749, positive: 641803, positive conditional: 641803, positive unconditional: 0, negative: 19946, negative conditional: 19946, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 645616, positive: 641803, positive conditional: 641803, positive unconditional: 0, negative: 3813, negative conditional: 3813, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 645616, positive: 633383, positive conditional: 0, positive unconditional: 633383, negative: 12233, negative conditional: 0, negative unconditional: 12233, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 873, positive: 856, positive conditional: 0, positive unconditional: 856, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 873, positive: 847, positive conditional: 0, positive unconditional: 847, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 26, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 63, positive: 34, positive conditional: 25, positive unconditional: 9, negative: 29, negative conditional: 12, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 106, positive: 54, positive conditional: 34, positive unconditional: 20, negative: 51, negative conditional: 12, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 645616, positive: 632527, positive conditional: 0, positive unconditional: 632527, negative: 12216, negative conditional: 0, negative unconditional: 12216, unknown: 873, unknown conditional: 0, unknown unconditional: 873] , Statistics on independence cache: Total cache size (in pairs): 910, Positive cache size: 881, Positive conditional cache size: 25, Positive unconditional cache size: 856, Negative cache size: 29, Negative conditional cache size: 12, Negative unconditional cache size: 17, SemanticConditionEliminator.Independence Queries: [ total: 42384, positive: 8420, positive conditional: 8420, positive unconditional: 0, negative: 33964, negative conditional: 1330, negative unconditional: 32634, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 42384, positive: 8420, positive conditional: 8420, positive unconditional: 0, negative: 33964, negative conditional: 1330, negative unconditional: 32634, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 63, positive: 34, positive conditional: 25, positive unconditional: 9, negative: 29, negative conditional: 12, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 106, positive: 54, positive conditional: 34, positive unconditional: 20, negative: 51, negative conditional: 12, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 42384, positive: 8395, positive conditional: 8395, positive unconditional: 0, negative: 33952, negative conditional: 1318, negative unconditional: 32634, unknown: 37, unknown conditional: 37, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 910, Positive cache size: 881, Positive conditional cache size: 25, Positive unconditional cache size: 856, Negative cache size: 29, Negative conditional cache size: 12, Negative unconditional cache size: 17, Eliminated conditions: 32634, SemanticConditionEliminator.Independence Queries: [ total: 42384, positive: 8420, positive conditional: 8420, positive unconditional: 0, negative: 33964, negative conditional: 1330, negative unconditional: 32634, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 42384, positive: 8420, positive conditional: 8420, positive unconditional: 0, negative: 33964, negative conditional: 1330, negative unconditional: 32634, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 63, positive: 34, positive conditional: 25, positive unconditional: 9, negative: 29, negative conditional: 12, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 106, positive: 54, positive conditional: 34, positive unconditional: 20, negative: 51, negative conditional: 12, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 42384, positive: 8395, positive conditional: 8395, positive unconditional: 0, negative: 33952, negative conditional: 1318, negative unconditional: 32634, unknown: 37, unknown conditional: 37, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 910, Positive cache size: 881, Positive conditional cache size: 25, Positive unconditional cache size: 856, Negative cache size: 29, Negative conditional cache size: 12, Negative unconditional cache size: 17, Eliminated conditions: 32634, SemanticConditionEliminator.Independence Queries: [ total: 42384, positive: 8420, positive conditional: 8420, positive unconditional: 0, negative: 33964, negative conditional: 1330, negative unconditional: 32634, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 42384, positive: 8420, positive conditional: 8420, positive unconditional: 0, negative: 33964, negative conditional: 1330, negative unconditional: 32634, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 63, positive: 34, positive conditional: 25, positive unconditional: 9, negative: 29, negative conditional: 12, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 106, positive: 54, positive conditional: 34, positive unconditional: 20, negative: 51, negative conditional: 12, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 42384, positive: 8395, positive conditional: 8395, positive unconditional: 0, negative: 33952, negative conditional: 1318, negative unconditional: 32634, unknown: 37, unknown conditional: 37, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 910, Positive cache size: 881, Positive conditional cache size: 25, Positive unconditional cache size: 856, Negative cache size: 29, Negative conditional cache size: 12, Negative unconditional cache size: 17, Eliminated conditions: 32634, SemanticConditionEliminator.Independence Queries: [ total: 42384, positive: 8420, positive conditional: 8420, positive unconditional: 0, negative: 33964, negative conditional: 1330, negative unconditional: 32634, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 42384, positive: 8420, positive conditional: 8420, positive unconditional: 0, negative: 33964, negative conditional: 1330, negative unconditional: 32634, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 63, positive: 34, positive conditional: 25, positive unconditional: 9, negative: 29, negative conditional: 12, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 106, positive: 54, positive conditional: 34, positive unconditional: 20, negative: 51, negative conditional: 12, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 42384, positive: 8395, positive conditional: 8395, positive unconditional: 0, negative: 33952, negative conditional: 1318, negative unconditional: 32634, unknown: 37, unknown conditional: 37, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 910, Positive cache size: 881, Positive conditional cache size: 25, Positive unconditional cache size: 856, Negative cache size: 29, Negative conditional cache size: 12, Negative unconditional cache size: 17, Eliminated conditions: 32634, SemanticConditionEliminator.Independence Queries: [ total: 42384, positive: 8420, positive conditional: 8420, positive unconditional: 0, negative: 33964, negative conditional: 1330, negative unconditional: 32634, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 42384, positive: 8420, positive conditional: 8420, positive unconditional: 0, negative: 33964, negative conditional: 1330, negative unconditional: 32634, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 63, positive: 34, positive conditional: 25, positive unconditional: 9, negative: 29, negative conditional: 12, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 106, positive: 54, positive conditional: 34, positive unconditional: 20, negative: 51, negative conditional: 12, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 42384, positive: 8395, positive conditional: 8395, positive unconditional: 0, negative: 33952, negative conditional: 1318, negative unconditional: 32634, unknown: 37, unknown conditional: 37, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 910, Positive cache size: 881, Positive conditional cache size: 25, Positive unconditional cache size: 856, Negative cache size: 29, Negative conditional cache size: 12, Negative unconditional cache size: 17, Eliminated conditions: 32634 ], Maximal queried relation: 5, Independence queries for same thread: 16133 - 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 9 procedures, 126 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 8636.9ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 10.1ms, PartialOrderReductionTime: 7802.5ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 53, 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: 35.4ms SsaConstructionTime, 143.1ms SatisfiabilityAnalysisTime, 471.1ms InterpolantComputationTime, 386 NumberOfCodeBlocks, 386 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 381 ConstructedInterpolants, 0 QuantifiedInterpolants, 1049 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...