/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/safe034_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad [2021-06-14 18:37:32,743 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-14 18:37:32,744 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-14 18:37:32,766 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-14 18:37:32,819 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-14 18:37:32,820 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-14 18:37:32,820 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-14 18:37:32,823 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 [2021-06-14 18:37:32,854 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-14 18:37:32,854 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-14 18:37:32,855 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-14 18:37:32,855 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-14 18:37:32,857 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-14 18:37:32,857 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-14 18:37:32,857 INFO L138 SettingsManager]: * Use SBE=true [2021-06-14 18:37:32,857 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-14 18:37:32,857 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-14 18:37:32,857 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-14 18:37:32,858 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-14 18:37:32,858 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-14 18:37:32,858 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-14 18:37:32,858 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-14 18:37:32,858 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-14 18:37:32,858 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-14 18:37:32,858 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-14 18:37:32,859 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-14 18:37:32,859 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-14 18:37:32,859 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-14 18:37:32,859 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-14 18:37:32,859 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-14 18:37:32,859 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-14 18:37:32,859 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 18:37:32,860 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-14 18:37:32,860 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-14 18:37:32,860 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-14 18:37:32,860 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-14 18:37:32,860 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-06-14 18:37:32,860 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-14 18:37:32,860 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-14 18:37:32,860 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-14 18:37:32,861 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-14 18:37:32,861 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-14 18:37:32,861 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-14 18:37:33,072 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-14 18:37:33,087 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-14 18:37:33,089 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-14 18:37:33,090 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-14 18:37:33,090 INFO L275 PluginConnector]: CDTParser initialized [2021-06-14 18:37:33,091 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe034_tso.opt.i [2021-06-14 18:37:33,146 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2626186da/52003cd2b370425da6f02f925ca1bf15/FLAGc37e201bc [2021-06-14 18:37:33,557 INFO L306 CDTParser]: Found 1 translation units. [2021-06-14 18:37:33,558 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe034_tso.opt.i [2021-06-14 18:37:33,567 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2626186da/52003cd2b370425da6f02f925ca1bf15/FLAGc37e201bc [2021-06-14 18:37:33,576 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2626186da/52003cd2b370425da6f02f925ca1bf15 [2021-06-14 18:37:33,577 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-14 18:37:33,578 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-14 18:37:33,590 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-14 18:37:33,590 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-14 18:37:33,594 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-14 18:37:33,595 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 06:37:33" (1/1) ... [2021-06-14 18:37:33,595 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b53ff36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:37:33, skipping insertion in model container [2021-06-14 18:37:33,595 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 06:37:33" (1/1) ... [2021-06-14 18:37:33,600 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-14 18:37:33,634 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-14 18:37:33,785 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/safe034_tso.opt.i[949,962] [2021-06-14 18:37:33,916 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-14 18:37:33,922 INFO L203 MainTranslator]: Completed pre-run [2021-06-14 18:37:33,931 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/safe034_tso.opt.i[949,962] [2021-06-14 18:37:33,955 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-14 18:37:34,005 INFO L208 MainTranslator]: Completed translation [2021-06-14 18:37:34,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:37:34 WrapperNode [2021-06-14 18:37:34,005 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-14 18:37:34,006 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-14 18:37:34,006 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-14 18:37:34,006 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-14 18:37:34,010 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:37:34" (1/1) ... [2021-06-14 18:37:34,032 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:37:34" (1/1) ... [2021-06-14 18:37:34,051 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-14 18:37:34,052 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-14 18:37:34,052 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-14 18:37:34,052 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-14 18:37:34,056 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:37:34" (1/1) ... [2021-06-14 18:37:34,056 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:37:34" (1/1) ... [2021-06-14 18:37:34,061 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:37:34" (1/1) ... [2021-06-14 18:37:34,061 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:37:34" (1/1) ... [2021-06-14 18:37:34,064 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:37:34" (1/1) ... [2021-06-14 18:37:34,070 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:37:34" (1/1) ... [2021-06-14 18:37:34,071 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:37:34" (1/1) ... [2021-06-14 18:37:34,080 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-14 18:37:34,080 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-14 18:37:34,080 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-14 18:37:34,080 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-14 18:37:34,081 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:37:34" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 18:37:34,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-14 18:37:34,122 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-14 18:37:34,122 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-14 18:37:34,122 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-14 18:37:34,122 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-14 18:37:34,122 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-14 18:37:34,122 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-14 18:37:34,122 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-14 18:37:34,122 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-14 18:37:34,123 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-14 18:37:34,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-14 18:37:34,123 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-14 18:37:34,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-14 18:37:34,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-14 18:37:34,124 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-14 18:37:34,351 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-14 18:37:34,351 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-14 18:37:34,354 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 06:37:34 BoogieIcfgContainer [2021-06-14 18:37:34,354 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-14 18:37:34,355 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-14 18:37:34,355 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-14 18:37:34,357 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-14 18:37:34,357 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.06 06:37:33" (1/3) ... [2021-06-14 18:37:34,357 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44a570cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 06:37:34, skipping insertion in model container [2021-06-14 18:37:34,357 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:37:34" (2/3) ... [2021-06-14 18:37:34,358 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44a570cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 06:37:34, skipping insertion in model container [2021-06-14 18:37:34,358 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 06:37:34" (3/3) ... [2021-06-14 18:37:34,359 INFO L111 eAbstractionObserver]: Analyzing ICFG safe034_tso.opt.i [2021-06-14 18:37:34,364 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-14 18:37:34,364 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-14 18:37:34,364 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-14 18:37:34,365 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-14 18:37:34,391 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,391 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,391 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,391 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,391 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,391 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,391 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,391 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,392 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,392 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,392 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,392 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,392 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,393 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,393 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,393 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,394 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,394 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,394 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,394 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,398 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,398 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,398 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,398 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,399 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,401 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,401 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,402 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,402 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,402 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,402 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,403 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,403 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,403 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,403 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,403 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,405 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,405 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,405 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,406 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,410 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,410 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,410 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,411 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,414 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,414 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,414 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,414 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:37:34,418 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-14 18:37:34,433 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-14 18:37:34,480 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-14 18:37:34,480 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-14 18:37:34,480 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-14 18:37:34,480 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-14 18:37:34,480 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-14 18:37:34,480 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-14 18:37:34,481 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-14 18:37:34,481 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-14 18:37:34,613 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 18:37:34,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 18:37:34,617 INFO L82 PathProgramCache]: Analyzing trace with hash -555966268, now seen corresponding path program 1 times [2021-06-14 18:37:34,622 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 18:37:34,622 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1432664382] [2021-06-14 18:37:34,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 18:37:34,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 18:37:34,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 18:37:34,781 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 18:37:34,781 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1432664382] [2021-06-14 18:37:34,781 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1432664382] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 18:37:34,781 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 18:37:34,781 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-14 18:37:34,782 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [514804711] [2021-06-14 18:37:34,784 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-14 18:37:34,785 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 18:37:34,791 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-14 18:37:34,792 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-14 18:37:34,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:37:34,793 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 18:37:34,794 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) [2021-06-14 18:37:34,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:37:34,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:37:34,811 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-14 18:37:34,811 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 18:37:34,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 18:37:34,811 INFO L82 PathProgramCache]: Analyzing trace with hash 1110607547, now seen corresponding path program 1 times [2021-06-14 18:37:34,812 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 18:37:34,812 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [292180457] [2021-06-14 18:37:34,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 18:37:34,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 18:37:34,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 18:37:34,928 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 18:37:34,928 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [292180457] [2021-06-14 18:37:34,928 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [292180457] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 18:37:34,929 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 18:37:34,929 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-14 18:37:34,929 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1378677559] [2021-06-14 18:37:34,930 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-14 18:37:34,930 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 18:37:34,930 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-14 18:37:34,930 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-14 18:37:34,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:37:34,930 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 18:37:34,931 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 6 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) [2021-06-14 18:37:34,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:37:34,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:37:35,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:37:35,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 18:37:35,062 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-14 18:37:35,062 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 18:37:35,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 18:37:35,062 INFO L82 PathProgramCache]: Analyzing trace with hash 727473609, now seen corresponding path program 2 times [2021-06-14 18:37:35,062 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 18:37:35,063 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2005291797] [2021-06-14 18:37:35,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 18:37:35,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 18:37:35,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 18:37:35,197 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 18:37:35,197 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2005291797] [2021-06-14 18:37:35,197 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2005291797] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 18:37:35,197 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 18:37:35,197 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-14 18:37:35,197 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967498096] [2021-06-14 18:37:35,198 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-14 18:37:35,198 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 18:37:35,198 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-14 18:37:35,199 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-14 18:37:35,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:37:35,199 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 18:37:35,199 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) [2021-06-14 18:37:35,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:37:35,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 18:37:35,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:37:35,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:37:35,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 18:37:35,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 18:37:35,915 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-14 18:37:35,915 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 18:37:35,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 18:37:35,916 INFO L82 PathProgramCache]: Analyzing trace with hash 1781931591, now seen corresponding path program 3 times [2021-06-14 18:37:35,916 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 18:37:35,916 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [316851377] [2021-06-14 18:37:35,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 18:37:35,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 18:37:36,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 18:37:36,022 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 18:37:36,022 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [316851377] [2021-06-14 18:37:36,022 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [316851377] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 18:37:36,022 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 18:37:36,022 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-14 18:37:36,022 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230943278] [2021-06-14 18:37:36,022 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-14 18:37:36,023 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 18:37:36,023 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-14 18:37:36,023 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-14 18:37:36,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:37:36,023 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 18:37:36,023 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) [2021-06-14 18:37:36,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:37:36,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 18:37:36,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 18:37:36,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:37:36,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:37:36,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 18:37:36,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 18:37:36,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 18:37:36,637 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-14 18:37:36,637 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 18:37:36,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 18:37:36,638 INFO L82 PathProgramCache]: Analyzing trace with hash -1944760753, now seen corresponding path program 4 times [2021-06-14 18:37:36,639 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 18:37:36,639 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122528119] [2021-06-14 18:37:36,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 18:37:36,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 18:37:36,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 18:37:36,730 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 18:37:36,730 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2122528119] [2021-06-14 18:37:36,730 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2122528119] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 18:37:36,731 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 18:37:36,731 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-14 18:37:36,731 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [598867094] [2021-06-14 18:37:36,731 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-14 18:37:36,731 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 18:37:36,731 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-14 18:37:36,732 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-14 18:37:36,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:37:36,732 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 18:37:36,732 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) [2021-06-14 18:37:36,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:37:36,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 18:37:36,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-14 18:37:36,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-14 18:37:36,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:37:37,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:37:37,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 18:37:37,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-14 18:37:37,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 18:37:37,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 18:37:37,613 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-14 18:37:37,620 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-14 18:37:37,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.06 06:37:37 BasicIcfg [2021-06-14 18:37:37,622 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-14 18:37:37,622 INFO L168 Benchmark]: Toolchain (without parser) took 4043.72 ms. Allocated memory was 217.1 MB in the beginning and 516.9 MB in the end (delta: 299.9 MB). Free memory was 179.2 MB in the beginning and 401.8 MB in the end (delta: -222.5 MB). Peak memory consumption was 246.3 MB. Max. memory is 8.0 GB. [2021-06-14 18:37:37,622 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 217.1 MB. Free memory was 197.8 MB in the beginning and 197.7 MB in the end (delta: 131.6 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-06-14 18:37:37,623 INFO L168 Benchmark]: CACSL2BoogieTranslator took 415.63 ms. Allocated memory is still 217.1 MB. Free memory was 179.1 MB in the beginning and 178.3 MB in the end (delta: 843.0 kB). Peak memory consumption was 12.1 MB. Max. memory is 8.0 GB. [2021-06-14 18:37:37,623 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.68 ms. Allocated memory is still 217.1 MB. Free memory was 178.3 MB in the beginning and 176.7 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-14 18:37:37,623 INFO L168 Benchmark]: Boogie Preprocessor took 28.17 ms. Allocated memory is still 217.1 MB. Free memory was 176.7 MB in the beginning and 175.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-14 18:37:37,623 INFO L168 Benchmark]: RCFGBuilder took 273.42 ms. Allocated memory is still 217.1 MB. Free memory was 175.1 MB in the beginning and 151.0 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. [2021-06-14 18:37:37,624 INFO L168 Benchmark]: TraceAbstraction took 3266.80 ms. Allocated memory was 217.1 MB in the beginning and 516.9 MB in the end (delta: 299.9 MB). Free memory was 150.5 MB in the beginning and 401.8 MB in the end (delta: -251.3 MB). Peak memory consumption was 218.5 MB. Max. memory is 8.0 GB. [2021-06-14 18:37:37,625 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 217.1 MB. Free memory was 197.8 MB in the beginning and 197.7 MB in the end (delta: 131.6 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 415.63 ms. Allocated memory is still 217.1 MB. Free memory was 179.1 MB in the beginning and 178.3 MB in the end (delta: 843.0 kB). Peak memory consumption was 12.1 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 44.68 ms. Allocated memory is still 217.1 MB. Free memory was 178.3 MB in the beginning and 176.7 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 28.17 ms. Allocated memory is still 217.1 MB. Free memory was 176.7 MB in the beginning and 175.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 273.42 ms. Allocated memory is still 217.1 MB. Free memory was 175.1 MB in the beginning and 151.0 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 3266.80 ms. Allocated memory was 217.1 MB in the beginning and 516.9 MB in the end (delta: 299.9 MB). Free memory was 150.5 MB in the beginning and 401.8 MB in the end (delta: -251.3 MB). Peak memory consumption was 218.5 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: 51575, positive: 49124, positive conditional: 42379, positive unconditional: 6745, negative: 2451, negative conditional: 2354, negative unconditional: 97, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 49415, positive: 49124, positive conditional: 42379, positive unconditional: 6745, negative: 291, negative conditional: 194, negative unconditional: 97, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 49415, positive: 48613, positive conditional: 0, positive unconditional: 48613, negative: 802, negative conditional: 0, negative unconditional: 802, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1077, positive: 1060, positive conditional: 0, positive unconditional: 1060, 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: 1077, positive: 1054, positive conditional: 0, positive unconditional: 1054, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 23, positive: 6, positive conditional: 0, positive unconditional: 6, 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: 36, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 20, negative conditional: 3, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 102, positive: 42, positive conditional: 29, positive unconditional: 13, negative: 60, negative conditional: 5, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 49415, positive: 47553, positive conditional: 0, positive unconditional: 47553, negative: 785, negative conditional: 0, negative unconditional: 785, unknown: 1077, unknown conditional: 0, unknown unconditional: 1077] , Statistics on independence cache: Total cache size (in pairs): 1090, Positive cache size: 1070, Positive conditional cache size: 10, Positive unconditional cache size: 1060, Negative cache size: 20, Negative conditional cache size: 3, Negative unconditional cache size: 17, SemanticConditionEliminator.Independence Queries: [ total: 2612, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2101, negative conditional: 90, negative unconditional: 2011, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2612, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2101, negative conditional: 90, negative unconditional: 2011, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 20, negative conditional: 3, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 102, positive: 42, positive conditional: 29, positive unconditional: 13, negative: 60, negative conditional: 5, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2612, positive: 501, positive conditional: 501, positive unconditional: 0, negative: 2098, negative conditional: 87, negative unconditional: 2011, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1090, Positive cache size: 1070, Positive conditional cache size: 10, Positive unconditional cache size: 1060, Negative cache size: 20, Negative conditional cache size: 3, Negative unconditional cache size: 17, Eliminated conditions: 1754, SemanticConditionEliminator.Independence Queries: [ total: 2612, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2101, negative conditional: 90, negative unconditional: 2011, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2612, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2101, negative conditional: 90, negative unconditional: 2011, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 20, negative conditional: 3, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 102, positive: 42, positive conditional: 29, positive unconditional: 13, negative: 60, negative conditional: 5, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2612, positive: 501, positive conditional: 501, positive unconditional: 0, negative: 2098, negative conditional: 87, negative unconditional: 2011, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1090, Positive cache size: 1070, Positive conditional cache size: 10, Positive unconditional cache size: 1060, Negative cache size: 20, Negative conditional cache size: 3, Negative unconditional cache size: 17, Eliminated conditions: 1754, SemanticConditionEliminator.Independence Queries: [ total: 2612, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2101, negative conditional: 90, negative unconditional: 2011, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2612, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2101, negative conditional: 90, negative unconditional: 2011, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 20, negative conditional: 3, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 102, positive: 42, positive conditional: 29, positive unconditional: 13, negative: 60, negative conditional: 5, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2612, positive: 501, positive conditional: 501, positive unconditional: 0, negative: 2098, negative conditional: 87, negative unconditional: 2011, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1090, Positive cache size: 1070, Positive conditional cache size: 10, Positive unconditional cache size: 1060, Negative cache size: 20, Negative conditional cache size: 3, Negative unconditional cache size: 17, Eliminated conditions: 1754, SemanticConditionEliminator.Independence Queries: [ total: 2612, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2101, negative conditional: 90, negative unconditional: 2011, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2612, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2101, negative conditional: 90, negative unconditional: 2011, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 20, negative conditional: 3, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 102, positive: 42, positive conditional: 29, positive unconditional: 13, negative: 60, negative conditional: 5, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2612, positive: 501, positive conditional: 501, positive unconditional: 0, negative: 2098, negative conditional: 87, negative unconditional: 2011, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1090, Positive cache size: 1070, Positive conditional cache size: 10, Positive unconditional cache size: 1060, Negative cache size: 20, Negative conditional cache size: 3, Negative unconditional cache size: 17, Eliminated conditions: 1754, SemanticConditionEliminator.Independence Queries: [ total: 2612, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2101, negative conditional: 90, negative unconditional: 2011, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2612, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2101, negative conditional: 90, negative unconditional: 2011, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 20, negative conditional: 3, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 102, positive: 42, positive conditional: 29, positive unconditional: 13, negative: 60, negative conditional: 5, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2612, positive: 501, positive conditional: 501, positive unconditional: 0, negative: 2098, negative conditional: 87, negative unconditional: 2011, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1090, Positive cache size: 1070, Positive conditional cache size: 10, Positive unconditional cache size: 1060, Negative cache size: 20, Negative conditional cache size: 3, Negative unconditional cache size: 17, Eliminated conditions: 1754 ], Maximal queried relation: 5, Independence queries for same thread: 2160 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 1123, Number of persistent set computation: 28465, Number of trivial persistent sets: 26007, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 51575, positive: 49124, positive conditional: 42379, positive unconditional: 6745, negative: 2451, negative conditional: 2354, negative unconditional: 97, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 49415, positive: 49124, positive conditional: 42379, positive unconditional: 6745, negative: 291, negative conditional: 194, negative unconditional: 97, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 49415, positive: 48613, positive conditional: 0, positive unconditional: 48613, negative: 802, negative conditional: 0, negative unconditional: 802, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1077, positive: 1060, positive conditional: 0, positive unconditional: 1060, 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: 1077, positive: 1054, positive conditional: 0, positive unconditional: 1054, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 23, positive: 6, positive conditional: 0, positive unconditional: 6, 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: 36, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 20, negative conditional: 3, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 102, positive: 42, positive conditional: 29, positive unconditional: 13, negative: 60, negative conditional: 5, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 49415, positive: 47553, positive conditional: 0, positive unconditional: 47553, negative: 785, negative conditional: 0, negative unconditional: 785, unknown: 1077, unknown conditional: 0, unknown unconditional: 1077] , Statistics on independence cache: Total cache size (in pairs): 1090, Positive cache size: 1070, Positive conditional cache size: 10, Positive unconditional cache size: 1060, Negative cache size: 20, Negative conditional cache size: 3, Negative unconditional cache size: 17, SemanticConditionEliminator.Independence Queries: [ total: 2612, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2101, negative conditional: 90, negative unconditional: 2011, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2612, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2101, negative conditional: 90, negative unconditional: 2011, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 20, negative conditional: 3, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 102, positive: 42, positive conditional: 29, positive unconditional: 13, negative: 60, negative conditional: 5, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2612, positive: 501, positive conditional: 501, positive unconditional: 0, negative: 2098, negative conditional: 87, negative unconditional: 2011, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1090, Positive cache size: 1070, Positive conditional cache size: 10, Positive unconditional cache size: 1060, Negative cache size: 20, Negative conditional cache size: 3, Negative unconditional cache size: 17, Eliminated conditions: 1754, SemanticConditionEliminator.Independence Queries: [ total: 2612, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2101, negative conditional: 90, negative unconditional: 2011, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2612, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2101, negative conditional: 90, negative unconditional: 2011, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 20, negative conditional: 3, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 102, positive: 42, positive conditional: 29, positive unconditional: 13, negative: 60, negative conditional: 5, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2612, positive: 501, positive conditional: 501, positive unconditional: 0, negative: 2098, negative conditional: 87, negative unconditional: 2011, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1090, Positive cache size: 1070, Positive conditional cache size: 10, Positive unconditional cache size: 1060, Negative cache size: 20, Negative conditional cache size: 3, Negative unconditional cache size: 17, Eliminated conditions: 1754, SemanticConditionEliminator.Independence Queries: [ total: 2612, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2101, negative conditional: 90, negative unconditional: 2011, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2612, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2101, negative conditional: 90, negative unconditional: 2011, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 20, negative conditional: 3, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 102, positive: 42, positive conditional: 29, positive unconditional: 13, negative: 60, negative conditional: 5, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2612, positive: 501, positive conditional: 501, positive unconditional: 0, negative: 2098, negative conditional: 87, negative unconditional: 2011, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1090, Positive cache size: 1070, Positive conditional cache size: 10, Positive unconditional cache size: 1060, Negative cache size: 20, Negative conditional cache size: 3, Negative unconditional cache size: 17, Eliminated conditions: 1754, SemanticConditionEliminator.Independence Queries: [ total: 2612, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2101, negative conditional: 90, negative unconditional: 2011, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2612, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2101, negative conditional: 90, negative unconditional: 2011, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 20, negative conditional: 3, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 102, positive: 42, positive conditional: 29, positive unconditional: 13, negative: 60, negative conditional: 5, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2612, positive: 501, positive conditional: 501, positive unconditional: 0, negative: 2098, negative conditional: 87, negative unconditional: 2011, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1090, Positive cache size: 1070, Positive conditional cache size: 10, Positive unconditional cache size: 1060, Negative cache size: 20, Negative conditional cache size: 3, Negative unconditional cache size: 17, Eliminated conditions: 1754, SemanticConditionEliminator.Independence Queries: [ total: 2612, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2101, negative conditional: 90, negative unconditional: 2011, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2612, positive: 511, positive conditional: 511, positive unconditional: 0, negative: 2101, negative conditional: 90, negative unconditional: 2011, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 20, negative conditional: 3, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 102, positive: 42, positive conditional: 29, positive unconditional: 13, negative: 60, negative conditional: 5, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2612, positive: 501, positive conditional: 501, positive unconditional: 0, negative: 2098, negative conditional: 87, negative unconditional: 2011, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1090, Positive cache size: 1070, Positive conditional cache size: 10, Positive unconditional cache size: 1060, Negative cache size: 20, Negative conditional cache size: 3, Negative unconditional cache size: 17, Eliminated conditions: 1754 ], Maximal queried relation: 5, Independence queries for same thread: 2160 - 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: 3169.4ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 10.8ms, PartialOrderReductionTime: 2478.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 37, 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: 23.1ms SsaConstructionTime, 129.5ms SatisfiabilityAnalysisTime, 366.0ms InterpolantComputationTime, 336 NumberOfCodeBlocks, 336 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 331 ConstructedInterpolants, 0 QuantifiedInterpolants, 662 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...