/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-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe014_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 17:38:51,571 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 17:38:51,573 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 17:38:51,604 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 17:38:51,684 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-Lockstep.epf [2021-07-14 17:38:51,716 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 17:38:51,717 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 17:38:51,717 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 17:38:51,717 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 17:38:51,719 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 17:38:51,719 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 17:38:51,719 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 17:38:51,720 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 17:38:51,720 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 17:38:51,720 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 17:38:51,721 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 17:38:51,721 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 17:38:51,721 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 17:38:51,721 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 17:38:51,721 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 17:38:51,721 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 17:38:51,721 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 17:38:51,721 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 17:38:51,721 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 17:38:51,722 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 17:38:51,722 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 17:38:51,722 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 17:38:51,722 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 17:38:51,722 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 17:38:51,722 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 17:38:51,722 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 17:38:51,722 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 17:38:51,723 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 17:38:51,723 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-07-14 17:38:51,723 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 17:38:51,723 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 17:38:51,723 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 17:38:51,723 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 17:38:51,724 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-14 17:38:51,724 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 17:38:52,038 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 17:38:52,059 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 17:38:52,061 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 17:38:52,061 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-14 17:38:52,062 INFO L275 PluginConnector]: CDTParser initialized [2021-07-14 17:38:52,062 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe014_tso.opt.i [2021-07-14 17:38:52,115 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ff519c3a/fe9c8830ed934ca4b89c03dd0d5f370b/FLAG8d69e91fe [2021-07-14 17:38:52,513 INFO L306 CDTParser]: Found 1 translation units. [2021-07-14 17:38:52,513 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe014_tso.opt.i [2021-07-14 17:38:52,557 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ff519c3a/fe9c8830ed934ca4b89c03dd0d5f370b/FLAG8d69e91fe [2021-07-14 17:38:52,567 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ff519c3a/fe9c8830ed934ca4b89c03dd0d5f370b [2021-07-14 17:38:52,569 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 17:38:52,570 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-14 17:38:52,572 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-14 17:38:52,572 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-14 17:38:52,575 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-14 17:38:52,575 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 05:38:52" (1/1) ... [2021-07-14 17:38:52,578 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@663479ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:38:52, skipping insertion in model container [2021-07-14 17:38:52,578 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 05:38:52" (1/1) ... [2021-07-14 17:38:52,583 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-14 17:38:52,627 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-14 17:38:52,721 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/safe014_tso.opt.i[949,962] [2021-07-14 17:38:52,886 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 17:38:52,893 INFO L203 MainTranslator]: Completed pre-run [2021-07-14 17:38:52,903 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/safe014_tso.opt.i[949,962] [2021-07-14 17:38:52,935 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 17:38:52,963 INFO L208 MainTranslator]: Completed translation [2021-07-14 17:38:52,964 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:38:52 WrapperNode [2021-07-14 17:38:52,964 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-14 17:38:52,965 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 17:38:52,965 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 17:38:52,965 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 17:38:52,970 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:38:52" (1/1) ... [2021-07-14 17:38:52,999 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:38:52" (1/1) ... [2021-07-14 17:38:53,015 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 17:38:53,016 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 17:38:53,016 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 17:38:53,017 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 17:38:53,022 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:38:52" (1/1) ... [2021-07-14 17:38:53,022 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:38:52" (1/1) ... [2021-07-14 17:38:53,031 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:38:52" (1/1) ... [2021-07-14 17:38:53,031 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:38:52" (1/1) ... [2021-07-14 17:38:53,040 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:38:52" (1/1) ... [2021-07-14 17:38:53,042 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:38:52" (1/1) ... [2021-07-14 17:38:53,043 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:38:52" (1/1) ... [2021-07-14 17:38:53,044 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 17:38:53,045 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 17:38:53,045 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 17:38:53,045 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 17:38:53,046 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:38:52" (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 17:38:53,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-14 17:38:53,216 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-14 17:38:53,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-14 17:38:53,217 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-14 17:38:53,217 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-14 17:38:53,217 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-14 17:38:53,217 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-14 17:38:53,217 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-14 17:38:53,217 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-14 17:38:53,217 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-14 17:38:53,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-14 17:38:53,217 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-14 17:38:53,217 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 17:38:53,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 17:38:53,219 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 17:38:53,566 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 17:38:53,566 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-14 17:38:53,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 05:38:53 BoogieIcfgContainer [2021-07-14 17:38:53,568 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 17:38:53,569 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 17:38:53,569 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 17:38:53,571 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 17:38:53,571 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 05:38:52" (1/3) ... [2021-07-14 17:38:53,572 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c5bb3b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 05:38:53, skipping insertion in model container [2021-07-14 17:38:53,572 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:38:52" (2/3) ... [2021-07-14 17:38:53,572 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c5bb3b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 05:38:53, skipping insertion in model container [2021-07-14 17:38:53,572 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 05:38:53" (3/3) ... [2021-07-14 17:38:53,573 INFO L111 eAbstractionObserver]: Analyzing ICFG safe014_tso.opt.i [2021-07-14 17:38:53,577 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 17:38:53,578 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 17:38:53,578 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 17:38:53,578 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 17:38:53,597 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,597 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,597 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,597 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,597 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,597 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,598 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,598 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,598 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,598 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,598 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,598 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,599 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,599 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,599 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,599 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,599 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,599 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,599 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,599 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,599 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,600 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,600 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,600 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,600 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,600 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,600 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,600 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,601 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,601 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,601 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,601 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,601 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,601 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,601 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,601 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,603 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,603 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,603 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,603 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,607 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,607 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,607 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,607 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,608 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,609 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,609 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,609 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:38:53,610 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-14 17:38:53,626 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 17:38:53,686 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 17:38:53,686 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 17:38:53,686 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 17:38:53,686 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 17:38:53,686 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 17:38:53,686 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 17:38:53,686 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 17:38:53,686 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 17:38:53,821 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 17:38:53,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 17:38:53,825 INFO L82 PathProgramCache]: Analyzing trace with hash -2344125, now seen corresponding path program 1 times [2021-07-14 17:38:53,831 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 17:38:53,831 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1570616548] [2021-07-14 17:38:53,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 17:38:53,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 17:38:53,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 17:38:53,971 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 17:38:53,972 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1570616548] [2021-07-14 17:38:53,972 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1570616548] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 17:38:53,972 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 17:38:53,972 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-14 17:38:53,973 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2122061048] [2021-07-14 17:38:53,976 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-14 17:38:53,976 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 17:38:53,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-14 17:38:53,986 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-14 17:38:53,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:53,987 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 17:38:53,989 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 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 17:38:53,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:53,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:53,998 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 17:38:53,998 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 17:38:53,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 17:38:53,999 INFO L82 PathProgramCache]: Analyzing trace with hash -825987106, now seen corresponding path program 1 times [2021-07-14 17:38:53,999 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 17:38:53,999 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156665938] [2021-07-14 17:38:53,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 17:38:54,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 17:38:54,155 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 17:38:54,155 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 17:38:54,155 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1156665938] [2021-07-14 17:38:54,155 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1156665938] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 17:38:54,156 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 17:38:54,156 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 17:38:54,156 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99281733] [2021-07-14 17:38:54,157 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 17:38:54,157 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 17:38:54,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 17:38:54,158 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 17:38:54,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:54,158 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 17:38:54,158 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 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 17:38:54,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:54,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:54,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:54,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 17:38:54,779 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-14 17:38:54,780 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 17:38:54,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 17:38:54,780 INFO L82 PathProgramCache]: Analyzing trace with hash 1211560514, now seen corresponding path program 2 times [2021-07-14 17:38:54,780 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 17:38:54,781 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597090343] [2021-07-14 17:38:54,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 17:38:54,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 17:38:54,982 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 17:38:54,982 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 17:38:54,982 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597090343] [2021-07-14 17:38:54,982 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [597090343] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 17:38:54,983 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 17:38:54,983 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 17:38:54,983 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1961440748] [2021-07-14 17:38:54,983 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 17:38:54,983 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 17:38:54,984 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 17:38:54,984 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 17:38:54,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:54,984 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 17:38:54,984 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 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 17:38:54,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:54,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 17:38:54,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:55,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:55,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 17:38:55,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 17:38:55,253 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-14 17:38:55,253 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 17:38:55,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 17:38:55,254 INFO L82 PathProgramCache]: Analyzing trace with hash -1759305022, now seen corresponding path program 3 times [2021-07-14 17:38:55,254 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 17:38:55,254 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1398351376] [2021-07-14 17:38:55,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 17:38:55,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 17:38:55,382 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 17:38:55,382 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 17:38:55,383 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1398351376] [2021-07-14 17:38:55,383 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1398351376] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 17:38:55,383 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 17:38:55,383 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 17:38:55,383 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116653770] [2021-07-14 17:38:55,384 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 17:38:55,384 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 17:38:55,385 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 17:38:55,385 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-07-14 17:38:55,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:55,416 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 17:38:55,416 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 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 17:38:55,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:55,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 17:38:55,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 17:38:55,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:55,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:55,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 17:38:55,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 17:38:55,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 17:38:55,858 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-14 17:38:55,858 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 17:38:55,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 17:38:55,859 INFO L82 PathProgramCache]: Analyzing trace with hash -1625083554, now seen corresponding path program 4 times [2021-07-14 17:38:55,859 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 17:38:55,859 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [899278797] [2021-07-14 17:38:55,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 17:38:55,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 17:38:55,974 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 17:38:55,974 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 17:38:55,974 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [899278797] [2021-07-14 17:38:55,974 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [899278797] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 17:38:55,974 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 17:38:55,974 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 17:38:55,974 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [918514101] [2021-07-14 17:38:55,975 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 17:38:55,975 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 17:38:55,975 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 17:38:55,975 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 17:38:55,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:55,975 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 17:38:55,976 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 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 17:38:55,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:55,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 17:38:55,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 17:38:55,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 17:38:55,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:56,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:56,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 17:38:56,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 17:38:56,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 17:38:56,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 17:38:56,368 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-14 17:38:56,368 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 17:38:56,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 17:38:56,368 INFO L82 PathProgramCache]: Analyzing trace with hash 755576234, now seen corresponding path program 5 times [2021-07-14 17:38:56,369 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 17:38:56,369 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462511268] [2021-07-14 17:38:56,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 17:38:56,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 17:38:56,490 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 17:38:56,491 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 17:38:56,491 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462511268] [2021-07-14 17:38:56,491 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [462511268] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 17:38:56,491 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 17:38:56,491 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 17:38:56,491 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932860515] [2021-07-14 17:38:56,492 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 17:38:56,492 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 17:38:56,493 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 17:38:56,493 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 17:38:56,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:56,493 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 17:38:56,493 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 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 17:38:56,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:56,495 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 17:38:56,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 17:38:56,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 17:38:56,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 17:38:56,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:57,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:38:57,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 17:38:57,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 17:38:57,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 17:38:57,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 17:38:57,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 17:38:57,181 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-14 17:38:57,198 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 17:38:57,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 05:38:57 BasicIcfg [2021-07-14 17:38:57,200 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 17:38:57,200 INFO L168 Benchmark]: Toolchain (without parser) took 4629.90 ms. Allocated memory was 230.7 MB in the beginning and 572.5 MB in the end (delta: 341.8 MB). Free memory was 193.1 MB in the beginning and 280.8 MB in the end (delta: -87.7 MB). Peak memory consumption was 264.8 MB. Max. memory is 8.0 GB. [2021-07-14 17:38:57,200 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 230.7 MB. Free memory is still 211.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 17:38:57,201 INFO L168 Benchmark]: CACSL2BoogieTranslator took 392.71 ms. Allocated memory is still 230.7 MB. Free memory was 193.0 MB in the beginning and 203.8 MB in the end (delta: -10.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-07-14 17:38:57,201 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.43 ms. Allocated memory is still 230.7 MB. Free memory was 203.8 MB in the beginning and 201.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-14 17:38:57,201 INFO L168 Benchmark]: Boogie Preprocessor took 28.17 ms. Allocated memory is still 230.7 MB. Free memory was 201.7 MB in the beginning and 200.7 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 17:38:57,201 INFO L168 Benchmark]: RCFGBuilder took 523.02 ms. Allocated memory is still 230.7 MB. Free memory was 200.7 MB in the beginning and 176.1 MB in the end (delta: 24.6 MB). Peak memory consumption was 25.2 MB. Max. memory is 8.0 GB. [2021-07-14 17:38:57,202 INFO L168 Benchmark]: TraceAbstraction took 3630.67 ms. Allocated memory was 230.7 MB in the beginning and 572.5 MB in the end (delta: 341.8 MB). Free memory was 175.5 MB in the beginning and 280.8 MB in the end (delta: -105.3 MB). Peak memory consumption was 248.1 MB. Max. memory is 8.0 GB. [2021-07-14 17:38:57,203 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 230.7 MB. Free memory is still 211.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 392.71 ms. Allocated memory is still 230.7 MB. Free memory was 193.0 MB in the beginning and 203.8 MB in the end (delta: -10.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 50.43 ms. Allocated memory is still 230.7 MB. Free memory was 203.8 MB in the beginning and 201.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 28.17 ms. Allocated memory is still 230.7 MB. Free memory was 201.7 MB in the beginning and 200.7 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 523.02 ms. Allocated memory is still 230.7 MB. Free memory was 200.7 MB in the beginning and 176.1 MB in the end (delta: 24.6 MB). Peak memory consumption was 25.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 3630.67 ms. Allocated memory was 230.7 MB in the beginning and 572.5 MB in the end (delta: 341.8 MB). Free memory was 175.5 MB in the beginning and 280.8 MB in the end (delta: -105.3 MB). Peak memory consumption was 248.1 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: 100727, positive: 96008, positive conditional: 88373, positive unconditional: 7635, negative: 4719, negative conditional: 4586, negative unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 96839, positive: 96008, positive conditional: 88373, positive unconditional: 7635, negative: 831, negative conditional: 698, negative unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 96839, positive: 94888, positive conditional: 0, positive unconditional: 94888, negative: 1951, negative conditional: 0, negative unconditional: 1951, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1394, positive: 1367, positive conditional: 0, positive unconditional: 1367, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1394, positive: 1361, positive conditional: 0, positive unconditional: 1361, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 33, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 23, positive conditional: 17, positive unconditional: 6, negative: 37, negative conditional: 10, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 34, positive conditional: 20, positive unconditional: 13, negative: 76, negative conditional: 13, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 96839, positive: 93521, positive conditional: 0, positive unconditional: 93521, negative: 1924, negative conditional: 0, negative unconditional: 1924, unknown: 1394, unknown conditional: 0, unknown unconditional: 1394] , Statistics on independence cache: Total cache size (in pairs): 1421, Positive cache size: 1384, Positive conditional cache size: 17, Positive unconditional cache size: 1367, Negative cache size: 37, Negative conditional cache size: 10, Negative unconditional cache size: 27, SemanticConditionEliminator.Independence Queries: [ total: 6821, positive: 1120, positive conditional: 1120, positive unconditional: 0, negative: 5701, negative conditional: 310, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6821, positive: 1120, positive conditional: 1120, positive unconditional: 0, negative: 5701, negative conditional: 310, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 23, positive conditional: 17, positive unconditional: 6, negative: 37, negative conditional: 10, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 34, positive conditional: 20, positive unconditional: 13, negative: 76, negative conditional: 13, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6821, positive: 1103, positive conditional: 1103, positive unconditional: 0, negative: 5691, negative conditional: 300, negative unconditional: 5391, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1421, Positive cache size: 1384, Positive conditional cache size: 17, Positive unconditional cache size: 1367, Negative cache size: 37, Negative conditional cache size: 10, Negative unconditional cache size: 27, Eliminated conditions: 5159, SemanticConditionEliminator.Independence Queries: [ total: 6821, positive: 1120, positive conditional: 1120, positive unconditional: 0, negative: 5701, negative conditional: 310, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6821, positive: 1120, positive conditional: 1120, positive unconditional: 0, negative: 5701, negative conditional: 310, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 23, positive conditional: 17, positive unconditional: 6, negative: 37, negative conditional: 10, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 34, positive conditional: 20, positive unconditional: 13, negative: 76, negative conditional: 13, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6821, positive: 1103, positive conditional: 1103, positive unconditional: 0, negative: 5691, negative conditional: 300, negative unconditional: 5391, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1421, Positive cache size: 1384, Positive conditional cache size: 17, Positive unconditional cache size: 1367, Negative cache size: 37, Negative conditional cache size: 10, Negative unconditional cache size: 27, Eliminated conditions: 5159, SemanticConditionEliminator.Independence Queries: [ total: 6821, positive: 1120, positive conditional: 1120, positive unconditional: 0, negative: 5701, negative conditional: 310, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6821, positive: 1120, positive conditional: 1120, positive unconditional: 0, negative: 5701, negative conditional: 310, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 23, positive conditional: 17, positive unconditional: 6, negative: 37, negative conditional: 10, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 34, positive conditional: 20, positive unconditional: 13, negative: 76, negative conditional: 13, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6821, positive: 1103, positive conditional: 1103, positive unconditional: 0, negative: 5691, negative conditional: 300, negative unconditional: 5391, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1421, Positive cache size: 1384, Positive conditional cache size: 17, Positive unconditional cache size: 1367, Negative cache size: 37, Negative conditional cache size: 10, Negative unconditional cache size: 27, Eliminated conditions: 5159, SemanticConditionEliminator.Independence Queries: [ total: 6821, positive: 1120, positive conditional: 1120, positive unconditional: 0, negative: 5701, negative conditional: 310, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6821, positive: 1120, positive conditional: 1120, positive unconditional: 0, negative: 5701, negative conditional: 310, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 23, positive conditional: 17, positive unconditional: 6, negative: 37, negative conditional: 10, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 34, positive conditional: 20, positive unconditional: 13, negative: 76, negative conditional: 13, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6821, positive: 1103, positive conditional: 1103, positive unconditional: 0, negative: 5691, negative conditional: 300, negative unconditional: 5391, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1421, Positive cache size: 1384, Positive conditional cache size: 17, Positive unconditional cache size: 1367, Negative cache size: 37, Negative conditional cache size: 10, Negative unconditional cache size: 27, Eliminated conditions: 5159, SemanticConditionEliminator.Independence Queries: [ total: 6821, positive: 1120, positive conditional: 1120, positive unconditional: 0, negative: 5701, negative conditional: 310, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6821, positive: 1120, positive conditional: 1120, positive unconditional: 0, negative: 5701, negative conditional: 310, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 23, positive conditional: 17, positive unconditional: 6, negative: 37, negative conditional: 10, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 34, positive conditional: 20, positive unconditional: 13, negative: 76, negative conditional: 13, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6821, positive: 1103, positive conditional: 1103, positive unconditional: 0, negative: 5691, negative conditional: 300, negative unconditional: 5391, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1421, Positive cache size: 1384, Positive conditional cache size: 17, Positive unconditional cache size: 1367, Negative cache size: 37, Negative conditional cache size: 10, Negative unconditional cache size: 27, Eliminated conditions: 5159, SemanticConditionEliminator.Independence Queries: [ total: 6821, positive: 1120, positive conditional: 1120, positive unconditional: 0, negative: 5701, negative conditional: 310, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6821, positive: 1120, positive conditional: 1120, positive unconditional: 0, negative: 5701, negative conditional: 310, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 23, positive conditional: 17, positive unconditional: 6, negative: 37, negative conditional: 10, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 34, positive conditional: 20, positive unconditional: 13, negative: 76, negative conditional: 13, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6821, positive: 1103, positive conditional: 1103, positive unconditional: 0, negative: 5691, negative conditional: 300, negative unconditional: 5391, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1421, Positive cache size: 1384, Positive conditional cache size: 17, Positive unconditional cache size: 1367, Negative cache size: 37, Negative conditional cache size: 10, Negative unconditional cache size: 27, Eliminated conditions: 5159 ], Maximal queried relation: 6, Independence queries for same thread: 3888 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 301, Number of persistent set computation: 3578, Number of trivial persistent sets: 3239, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 100727, positive: 96008, positive conditional: 88373, positive unconditional: 7635, negative: 4719, negative conditional: 4586, negative unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 96839, positive: 96008, positive conditional: 88373, positive unconditional: 7635, negative: 831, negative conditional: 698, negative unconditional: 133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 96839, positive: 94888, positive conditional: 0, positive unconditional: 94888, negative: 1951, negative conditional: 0, negative unconditional: 1951, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1394, positive: 1367, positive conditional: 0, positive unconditional: 1367, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1394, positive: 1361, positive conditional: 0, positive unconditional: 1361, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 33, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 23, positive conditional: 17, positive unconditional: 6, negative: 37, negative conditional: 10, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 34, positive conditional: 20, positive unconditional: 13, negative: 76, negative conditional: 13, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 96839, positive: 93521, positive conditional: 0, positive unconditional: 93521, negative: 1924, negative conditional: 0, negative unconditional: 1924, unknown: 1394, unknown conditional: 0, unknown unconditional: 1394] , Statistics on independence cache: Total cache size (in pairs): 1421, Positive cache size: 1384, Positive conditional cache size: 17, Positive unconditional cache size: 1367, Negative cache size: 37, Negative conditional cache size: 10, Negative unconditional cache size: 27, SemanticConditionEliminator.Independence Queries: [ total: 6821, positive: 1120, positive conditional: 1120, positive unconditional: 0, negative: 5701, negative conditional: 310, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6821, positive: 1120, positive conditional: 1120, positive unconditional: 0, negative: 5701, negative conditional: 310, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 23, positive conditional: 17, positive unconditional: 6, negative: 37, negative conditional: 10, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 34, positive conditional: 20, positive unconditional: 13, negative: 76, negative conditional: 13, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6821, positive: 1103, positive conditional: 1103, positive unconditional: 0, negative: 5691, negative conditional: 300, negative unconditional: 5391, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1421, Positive cache size: 1384, Positive conditional cache size: 17, Positive unconditional cache size: 1367, Negative cache size: 37, Negative conditional cache size: 10, Negative unconditional cache size: 27, Eliminated conditions: 5159, SemanticConditionEliminator.Independence Queries: [ total: 6821, positive: 1120, positive conditional: 1120, positive unconditional: 0, negative: 5701, negative conditional: 310, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6821, positive: 1120, positive conditional: 1120, positive unconditional: 0, negative: 5701, negative conditional: 310, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 23, positive conditional: 17, positive unconditional: 6, negative: 37, negative conditional: 10, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 34, positive conditional: 20, positive unconditional: 13, negative: 76, negative conditional: 13, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6821, positive: 1103, positive conditional: 1103, positive unconditional: 0, negative: 5691, negative conditional: 300, negative unconditional: 5391, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1421, Positive cache size: 1384, Positive conditional cache size: 17, Positive unconditional cache size: 1367, Negative cache size: 37, Negative conditional cache size: 10, Negative unconditional cache size: 27, Eliminated conditions: 5159, SemanticConditionEliminator.Independence Queries: [ total: 6821, positive: 1120, positive conditional: 1120, positive unconditional: 0, negative: 5701, negative conditional: 310, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6821, positive: 1120, positive conditional: 1120, positive unconditional: 0, negative: 5701, negative conditional: 310, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 23, positive conditional: 17, positive unconditional: 6, negative: 37, negative conditional: 10, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 34, positive conditional: 20, positive unconditional: 13, negative: 76, negative conditional: 13, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6821, positive: 1103, positive conditional: 1103, positive unconditional: 0, negative: 5691, negative conditional: 300, negative unconditional: 5391, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1421, Positive cache size: 1384, Positive conditional cache size: 17, Positive unconditional cache size: 1367, Negative cache size: 37, Negative conditional cache size: 10, Negative unconditional cache size: 27, Eliminated conditions: 5159, SemanticConditionEliminator.Independence Queries: [ total: 6821, positive: 1120, positive conditional: 1120, positive unconditional: 0, negative: 5701, negative conditional: 310, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6821, positive: 1120, positive conditional: 1120, positive unconditional: 0, negative: 5701, negative conditional: 310, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 23, positive conditional: 17, positive unconditional: 6, negative: 37, negative conditional: 10, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 34, positive conditional: 20, positive unconditional: 13, negative: 76, negative conditional: 13, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6821, positive: 1103, positive conditional: 1103, positive unconditional: 0, negative: 5691, negative conditional: 300, negative unconditional: 5391, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1421, Positive cache size: 1384, Positive conditional cache size: 17, Positive unconditional cache size: 1367, Negative cache size: 37, Negative conditional cache size: 10, Negative unconditional cache size: 27, Eliminated conditions: 5159, SemanticConditionEliminator.Independence Queries: [ total: 6821, positive: 1120, positive conditional: 1120, positive unconditional: 0, negative: 5701, negative conditional: 310, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6821, positive: 1120, positive conditional: 1120, positive unconditional: 0, negative: 5701, negative conditional: 310, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 23, positive conditional: 17, positive unconditional: 6, negative: 37, negative conditional: 10, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 34, positive conditional: 20, positive unconditional: 13, negative: 76, negative conditional: 13, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6821, positive: 1103, positive conditional: 1103, positive unconditional: 0, negative: 5691, negative conditional: 300, negative unconditional: 5391, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1421, Positive cache size: 1384, Positive conditional cache size: 17, Positive unconditional cache size: 1367, Negative cache size: 37, Negative conditional cache size: 10, Negative unconditional cache size: 27, Eliminated conditions: 5159, SemanticConditionEliminator.Independence Queries: [ total: 6821, positive: 1120, positive conditional: 1120, positive unconditional: 0, negative: 5701, negative conditional: 310, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6821, positive: 1120, positive conditional: 1120, positive unconditional: 0, negative: 5701, negative conditional: 310, negative unconditional: 5391, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 60, positive: 23, positive conditional: 17, positive unconditional: 6, negative: 37, negative conditional: 10, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 110, positive: 34, positive conditional: 20, positive unconditional: 13, negative: 76, negative conditional: 13, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 6821, positive: 1103, positive conditional: 1103, positive unconditional: 0, negative: 5691, negative conditional: 300, negative unconditional: 5391, unknown: 27, unknown conditional: 27, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1421, Positive cache size: 1384, Positive conditional cache size: 17, Positive unconditional cache size: 1367, Negative cache size: 37, Negative conditional cache size: 10, Negative unconditional cache size: 27, Eliminated conditions: 5159 ], Maximal queried relation: 6, Independence queries for same thread: 3888 - 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, 107 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3555.3ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 11.3ms, PartialOrderReductionTime: 2538.1ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 50, 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: 23.2ms SsaConstructionTime, 119.8ms SatisfiabilityAnalysisTime, 595.6ms InterpolantComputationTime, 403 NumberOfCodeBlocks, 403 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 397 ConstructedInterpolants, 0 QuantifiedInterpolants, 965 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...