/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-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe008_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-17 12:05:43,724 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-17 12:05:43,726 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-17 12:05:43,746 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-17 12:05:43,747 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-17 12:05:43,747 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-17 12:05:43,751 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-17 12:05:43,752 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-17 12:05:43,754 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-17 12:05:43,754 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-17 12:05:43,755 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-17 12:05:43,756 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2021-06-17 12:05:43,783 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-17 12:05:43,783 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-17 12:05:43,784 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-17 12:05:43,785 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-Random42.epf [2021-06-17 12:05:43,801 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-17 12:05:43,801 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-17 12:05:43,801 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-17 12:05:43,801 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-17 12:05:43,802 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-17 12:05:43,802 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-17 12:05:43,802 INFO L138 SettingsManager]: * Use SBE=true [2021-06-17 12:05:43,803 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-17 12:05:43,803 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-17 12:05:43,803 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-17 12:05:43,803 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-17 12:05:43,803 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-17 12:05:43,803 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-17 12:05:43,803 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-17 12:05:43,804 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-17 12:05:43,804 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-17 12:05:43,804 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-17 12:05:43,804 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-17 12:05:43,804 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-17 12:05:43,804 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-17 12:05:43,804 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-17 12:05:43,804 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-17 12:05:43,804 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-17 12:05:43,805 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 12:05:43,805 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-17 12:05:43,805 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-17 12:05:43,805 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-17 12:05:43,805 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-17 12:05:43,805 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-17 12:05:43,805 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-17 12:05:43,806 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-17 12:05:43,806 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-17 12:05:43,806 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-17 12:05:43,806 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-17 12:05:43,806 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-17 12:05:43,806 INFO L138 SettingsManager]: * Random seed used by POR DFS order=42 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-17 12:05:44,060 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-17 12:05:44,084 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-17 12:05:44,085 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-17 12:05:44,086 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-17 12:05:44,087 INFO L275 PluginConnector]: CDTParser initialized [2021-06-17 12:05:44,087 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe008_tso.opt.i [2021-06-17 12:05:44,136 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9acb75b89/66c099448c6541149eecf404e9f9a10d/FLAG796e7a950 [2021-06-17 12:05:44,546 INFO L306 CDTParser]: Found 1 translation units. [2021-06-17 12:05:44,547 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe008_tso.opt.i [2021-06-17 12:05:44,558 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9acb75b89/66c099448c6541149eecf404e9f9a10d/FLAG796e7a950 [2021-06-17 12:05:44,573 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9acb75b89/66c099448c6541149eecf404e9f9a10d [2021-06-17 12:05:44,576 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-17 12:05:44,578 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-17 12:05:44,580 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-17 12:05:44,580 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-17 12:05:44,582 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-17 12:05:44,583 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 12:05:44" (1/1) ... [2021-06-17 12:05:44,584 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63a28aee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:05:44, skipping insertion in model container [2021-06-17 12:05:44,584 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 12:05:44" (1/1) ... [2021-06-17 12:05:44,588 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-17 12:05:44,631 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-17 12:05:44,808 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/safe008_tso.opt.i[949,962] [2021-06-17 12:05:44,946 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 12:05:44,953 INFO L203 MainTranslator]: Completed pre-run [2021-06-17 12:05:44,962 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/safe008_tso.opt.i[949,962] [2021-06-17 12:05:44,994 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 12:05:45,056 INFO L208 MainTranslator]: Completed translation [2021-06-17 12:05:45,056 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:05:45 WrapperNode [2021-06-17 12:05:45,056 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-17 12:05:45,057 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-17 12:05:45,058 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-17 12:05:45,058 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-17 12:05:45,064 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:05:45" (1/1) ... [2021-06-17 12:05:45,089 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:05:45" (1/1) ... [2021-06-17 12:05:45,109 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-17 12:05:45,110 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-17 12:05:45,110 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-17 12:05:45,110 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-17 12:05:45,114 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:05:45" (1/1) ... [2021-06-17 12:05:45,115 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:05:45" (1/1) ... [2021-06-17 12:05:45,124 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:05:45" (1/1) ... [2021-06-17 12:05:45,124 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:05:45" (1/1) ... [2021-06-17 12:05:45,134 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:05:45" (1/1) ... [2021-06-17 12:05:45,135 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:05:45" (1/1) ... [2021-06-17 12:05:45,136 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:05:45" (1/1) ... [2021-06-17 12:05:45,138 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-17 12:05:45,138 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-17 12:05:45,139 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-17 12:05:45,139 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-17 12:05:45,139 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:05:45" (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 [2021-06-17 12:05:45,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-17 12:05:45,257 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-17 12:05:45,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-17 12:05:45,257 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-17 12:05:45,257 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-17 12:05:45,257 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-17 12:05:45,257 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-17 12:05:45,257 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-17 12:05:45,257 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-17 12:05:45,257 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-17 12:05:45,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-17 12:05:45,258 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-17 12:05:45,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-17 12:05:45,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-17 12:05:45,259 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-17 12:05:45,576 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-17 12:05:45,577 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-17 12:05:45,578 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 12:05:45 BoogieIcfgContainer [2021-06-17 12:05:45,578 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-17 12:05:45,579 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-17 12:05:45,580 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-17 12:05:45,582 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-17 12:05:45,582 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.06 12:05:44" (1/3) ... [2021-06-17 12:05:45,582 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1999a8d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 12:05:45, skipping insertion in model container [2021-06-17 12:05:45,582 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:05:45" (2/3) ... [2021-06-17 12:05:45,583 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1999a8d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 12:05:45, skipping insertion in model container [2021-06-17 12:05:45,583 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 12:05:45" (3/3) ... [2021-06-17 12:05:45,584 INFO L111 eAbstractionObserver]: Analyzing ICFG safe008_tso.opt.i [2021-06-17 12:05:45,588 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-17 12:05:45,588 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-17 12:05:45,588 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-17 12:05:45,589 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-17 12:05:45,607 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,607 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,607 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,608 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,608 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,608 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,608 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,608 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,608 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,609 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,609 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,609 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,609 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,609 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,610 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,610 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,611 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,611 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,613 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,614 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,621 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,621 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,621 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,622 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,622 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,622 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,622 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,624 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,624 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,624 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,624 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,624 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,625 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,625 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,625 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,625 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,627 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,627 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,627 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,627 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,631 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,631 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,631 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,631 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,633 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,633 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,633 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,633 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:05:45,637 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-17 12:05:45,652 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 [2021-06-17 12:05:45,737 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-17 12:05:45,737 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-17 12:05:45,737 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-17 12:05:45,737 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-17 12:05:45,737 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-17 12:05:45,738 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-17 12:05:45,738 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-17 12:05:45,738 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-17 12:05:45,928 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:05:45,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:05:45,932 INFO L82 PathProgramCache]: Analyzing trace with hash -341405488, now seen corresponding path program 1 times [2021-06-17 12:05:45,938 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:05:45,939 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [301852426] [2021-06-17 12:05:45,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:05:46,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:05:46,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 12:05:46,133 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:05:46,133 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [301852426] [2021-06-17 12:05:46,134 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [301852426] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:05:46,134 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:05:46,134 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-17 12:05:46,134 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [710680664] [2021-06-17 12:05:46,137 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-17 12:05:46,138 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:05:46,145 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-17 12:05:46,146 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-17 12:05:46,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:05:46,148 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:05:46,152 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) [2021-06-17 12:05:46,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:05:46,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:05:46,171 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-17 12:05:46,171 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:05:46,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:05:46,171 INFO L82 PathProgramCache]: Analyzing trace with hash -84027952, now seen corresponding path program 1 times [2021-06-17 12:05:46,171 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:05:46,172 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417070850] [2021-06-17 12:05:46,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:05:46,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:05:46,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 12:05:46,319 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:05:46,319 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [417070850] [2021-06-17 12:05:46,319 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [417070850] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:05:46,319 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:05:46,319 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-17 12:05:46,320 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807612797] [2021-06-17 12:05:46,320 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-17 12:05:46,321 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:05:46,321 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-17 12:05:46,321 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-17 12:05:46,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:05:46,321 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:05:46,322 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) [2021-06-17 12:05:46,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:05:46,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:05:46,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:05:46,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:05:46,470 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-17 12:05:46,470 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:05:46,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:05:46,471 INFO L82 PathProgramCache]: Analyzing trace with hash -1164990660, now seen corresponding path program 2 times [2021-06-17 12:05:46,471 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:05:46,471 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697623682] [2021-06-17 12:05:46,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:05:46,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:05:46,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 12:05:46,594 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:05:46,594 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [697623682] [2021-06-17 12:05:46,594 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [697623682] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:05:46,594 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:05:46,594 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-17 12:05:46,594 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081944491] [2021-06-17 12:05:46,594 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-17 12:05:46,595 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:05:46,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-17 12:05:46,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-17 12:05:46,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:05:46,595 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:05:46,595 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) [2021-06-17 12:05:46,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:05:46,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:05:46,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:05:47,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:05:47,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:05:47,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-17 12:05:47,468 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-17 12:05:47,468 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:05:47,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:05:47,469 INFO L82 PathProgramCache]: Analyzing trace with hash -2053177812, now seen corresponding path program 3 times [2021-06-17 12:05:47,469 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:05:47,469 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [470415451] [2021-06-17 12:05:47,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:05:47,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:05:47,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 12:05:47,592 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:05:47,592 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [470415451] [2021-06-17 12:05:47,592 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [470415451] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:05:47,592 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:05:47,592 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 12:05:47,592 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [184643945] [2021-06-17 12:05:47,592 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 12:05:47,592 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:05:47,593 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 12:05:47,593 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-17 12:05:47,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:05:47,593 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:05:47,593 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) [2021-06-17 12:05:47,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:05:47,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:05:47,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-17 12:05:47,594 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:05:48,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:05:48,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:05:48,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-17 12:05:48,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 12:05:48,383 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-17 12:05:48,383 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:05:48,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:05:48,384 INFO L82 PathProgramCache]: Analyzing trace with hash -1649505998, now seen corresponding path program 4 times [2021-06-17 12:05:48,384 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:05:48,384 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137416861] [2021-06-17 12:05:48,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:05:48,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:05:48,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 12:05:48,494 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:05:48,494 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [137416861] [2021-06-17 12:05:48,494 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [137416861] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:05:48,494 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:05:48,494 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 12:05:48,495 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77708388] [2021-06-17 12:05:48,495 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 12:05:48,495 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:05:48,495 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 12:05:48,496 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-17 12:05:48,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:05:48,496 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:05:48,496 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) [2021-06-17 12:05:48,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:05:48,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:05:48,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-17 12:05:48,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-17 12:05:48,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:05:49,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:05:49,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:05:49,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-17 12:05:49,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 12:05:49,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 12:05:49,376 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-17 12:05:49,395 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-17 12:05:49,396 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.06 12:05:49 BasicIcfg [2021-06-17 12:05:49,396 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-17 12:05:49,397 INFO L168 Benchmark]: Toolchain (without parser) took 4819.34 ms. Allocated memory was 203.4 MB in the beginning and 324.0 MB in the end (delta: 120.6 MB). Free memory was 165.6 MB in the beginning and 155.9 MB in the end (delta: 9.6 MB). Peak memory consumption was 203.1 MB. Max. memory is 8.0 GB. [2021-06-17 12:05:49,397 INFO L168 Benchmark]: CDTParser took 0.09 ms. Allocated memory is still 203.4 MB. Free memory is still 183.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-17 12:05:49,398 INFO L168 Benchmark]: CACSL2BoogieTranslator took 477.05 ms. Allocated memory is still 203.4 MB. Free memory was 165.4 MB in the beginning and 163.6 MB in the end (delta: 1.8 MB). Peak memory consumption was 12.4 MB. Max. memory is 8.0 GB. [2021-06-17 12:05:49,398 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.51 ms. Allocated memory is still 203.4 MB. Free memory was 163.6 MB in the beginning and 162.0 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-17 12:05:49,398 INFO L168 Benchmark]: Boogie Preprocessor took 28.38 ms. Allocated memory is still 203.4 MB. Free memory was 162.0 MB in the beginning and 160.5 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-17 12:05:49,398 INFO L168 Benchmark]: RCFGBuilder took 439.84 ms. Allocated memory is still 203.4 MB. Free memory was 160.5 MB in the beginning and 136.3 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. [2021-06-17 12:05:49,398 INFO L168 Benchmark]: TraceAbstraction took 3817.05 ms. Allocated memory was 203.4 MB in the beginning and 324.0 MB in the end (delta: 120.6 MB). Free memory was 135.8 MB in the beginning and 155.9 MB in the end (delta: -20.1 MB). Peak memory consumption was 172.8 MB. Max. memory is 8.0 GB. [2021-06-17 12:05:49,400 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09 ms. Allocated memory is still 203.4 MB. Free memory is still 183.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 477.05 ms. Allocated memory is still 203.4 MB. Free memory was 165.4 MB in the beginning and 163.6 MB in the end (delta: 1.8 MB). Peak memory consumption was 12.4 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 51.51 ms. Allocated memory is still 203.4 MB. Free memory was 163.6 MB in the beginning and 162.0 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 28.38 ms. Allocated memory is still 203.4 MB. Free memory was 162.0 MB in the beginning and 160.5 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 439.84 ms. Allocated memory is still 203.4 MB. Free memory was 160.5 MB in the beginning and 136.3 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 3817.05 ms. Allocated memory was 203.4 MB in the beginning and 324.0 MB in the end (delta: 120.6 MB). Free memory was 135.8 MB in the beginning and 155.9 MB in the end (delta: -20.1 MB). Peak memory consumption was 172.8 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: 48997, positive: 47604, positive conditional: 43373, positive unconditional: 4231, negative: 1393, negative conditional: 1346, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 48052, positive: 47604, positive conditional: 43373, positive unconditional: 4231, negative: 448, negative conditional: 401, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 48052, positive: 47246, positive conditional: 0, positive unconditional: 47246, negative: 806, negative conditional: 0, negative unconditional: 806, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1266, positive: 1248, positive conditional: 0, positive unconditional: 1248, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1266, positive: 1242, positive conditional: 0, positive unconditional: 1242, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 24, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 40, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 112, positive: 38, positive conditional: 17, positive unconditional: 21, negative: 74, negative conditional: 10, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 48052, positive: 45998, positive conditional: 0, positive unconditional: 45998, negative: 788, negative conditional: 0, negative unconditional: 788, unknown: 1266, unknown conditional: 0, unknown unconditional: 1266] , Statistics on independence cache: Total cache size (in pairs): 1282, Positive cache size: 1258, Positive conditional cache size: 10, Positive unconditional cache size: 1248, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, SemanticConditionEliminator.Independence Queries: [ total: 2894, positive: 358, positive conditional: 358, positive unconditional: 0, negative: 2536, negative conditional: 206, negative unconditional: 2330, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2894, positive: 358, positive conditional: 358, positive unconditional: 0, negative: 2536, negative conditional: 206, negative unconditional: 2330, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 40, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 112, positive: 38, positive conditional: 17, positive unconditional: 21, negative: 74, negative conditional: 10, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2894, positive: 348, positive conditional: 348, positive unconditional: 0, negative: 2530, negative conditional: 200, negative unconditional: 2330, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1282, Positive cache size: 1258, Positive conditional cache size: 10, Positive unconditional cache size: 1248, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, Eliminated conditions: 2221, SemanticConditionEliminator.Independence Queries: [ total: 2894, positive: 358, positive conditional: 358, positive unconditional: 0, negative: 2536, negative conditional: 206, negative unconditional: 2330, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2894, positive: 358, positive conditional: 358, positive unconditional: 0, negative: 2536, negative conditional: 206, negative unconditional: 2330, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 40, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 112, positive: 38, positive conditional: 17, positive unconditional: 21, negative: 74, negative conditional: 10, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2894, positive: 348, positive conditional: 348, positive unconditional: 0, negative: 2530, negative conditional: 200, negative unconditional: 2330, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1282, Positive cache size: 1258, Positive conditional cache size: 10, Positive unconditional cache size: 1248, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, Eliminated conditions: 2221, SemanticConditionEliminator.Independence Queries: [ total: 2894, positive: 358, positive conditional: 358, positive unconditional: 0, negative: 2536, negative conditional: 206, negative unconditional: 2330, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2894, positive: 358, positive conditional: 358, positive unconditional: 0, negative: 2536, negative conditional: 206, negative unconditional: 2330, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 40, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 112, positive: 38, positive conditional: 17, positive unconditional: 21, negative: 74, negative conditional: 10, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2894, positive: 348, positive conditional: 348, positive unconditional: 0, negative: 2530, negative conditional: 200, negative unconditional: 2330, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1282, Positive cache size: 1258, Positive conditional cache size: 10, Positive unconditional cache size: 1248, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, Eliminated conditions: 2221, SemanticConditionEliminator.Independence Queries: [ total: 2894, positive: 358, positive conditional: 358, positive unconditional: 0, negative: 2536, negative conditional: 206, negative unconditional: 2330, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2894, positive: 358, positive conditional: 358, positive unconditional: 0, negative: 2536, negative conditional: 206, negative unconditional: 2330, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 40, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 112, positive: 38, positive conditional: 17, positive unconditional: 21, negative: 74, negative conditional: 10, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2894, positive: 348, positive conditional: 348, positive unconditional: 0, negative: 2530, negative conditional: 200, negative unconditional: 2330, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1282, Positive cache size: 1258, Positive conditional cache size: 10, Positive unconditional cache size: 1248, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, Eliminated conditions: 2221, SemanticConditionEliminator.Independence Queries: [ total: 2894, positive: 358, positive conditional: 358, positive unconditional: 0, negative: 2536, negative conditional: 206, negative unconditional: 2330, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2894, positive: 358, positive conditional: 358, positive unconditional: 0, negative: 2536, negative conditional: 206, negative unconditional: 2330, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 40, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 112, positive: 38, positive conditional: 17, positive unconditional: 21, negative: 74, negative conditional: 10, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2894, positive: 348, positive conditional: 348, positive unconditional: 0, negative: 2530, negative conditional: 200, negative unconditional: 2330, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1282, Positive cache size: 1258, Positive conditional cache size: 10, Positive unconditional cache size: 1248, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, Eliminated conditions: 2221 ], Maximal queried relation: 5, Independence queries for same thread: 945 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 1385, Number of persistent set computation: 28480, Number of trivial persistent sets: 24708, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 48997, positive: 47604, positive conditional: 43373, positive unconditional: 4231, negative: 1393, negative conditional: 1346, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 48052, positive: 47604, positive conditional: 43373, positive unconditional: 4231, negative: 448, negative conditional: 401, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 48052, positive: 47246, positive conditional: 0, positive unconditional: 47246, negative: 806, negative conditional: 0, negative unconditional: 806, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1266, positive: 1248, positive conditional: 0, positive unconditional: 1248, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1266, positive: 1242, positive conditional: 0, positive unconditional: 1242, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 24, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 40, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 112, positive: 38, positive conditional: 17, positive unconditional: 21, negative: 74, negative conditional: 10, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 48052, positive: 45998, positive conditional: 0, positive unconditional: 45998, negative: 788, negative conditional: 0, negative unconditional: 788, unknown: 1266, unknown conditional: 0, unknown unconditional: 1266] , Statistics on independence cache: Total cache size (in pairs): 1282, Positive cache size: 1258, Positive conditional cache size: 10, Positive unconditional cache size: 1248, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, SemanticConditionEliminator.Independence Queries: [ total: 2894, positive: 358, positive conditional: 358, positive unconditional: 0, negative: 2536, negative conditional: 206, negative unconditional: 2330, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2894, positive: 358, positive conditional: 358, positive unconditional: 0, negative: 2536, negative conditional: 206, negative unconditional: 2330, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 40, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 112, positive: 38, positive conditional: 17, positive unconditional: 21, negative: 74, negative conditional: 10, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2894, positive: 348, positive conditional: 348, positive unconditional: 0, negative: 2530, negative conditional: 200, negative unconditional: 2330, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1282, Positive cache size: 1258, Positive conditional cache size: 10, Positive unconditional cache size: 1248, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, Eliminated conditions: 2221, SemanticConditionEliminator.Independence Queries: [ total: 2894, positive: 358, positive conditional: 358, positive unconditional: 0, negative: 2536, negative conditional: 206, negative unconditional: 2330, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2894, positive: 358, positive conditional: 358, positive unconditional: 0, negative: 2536, negative conditional: 206, negative unconditional: 2330, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 40, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 112, positive: 38, positive conditional: 17, positive unconditional: 21, negative: 74, negative conditional: 10, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2894, positive: 348, positive conditional: 348, positive unconditional: 0, negative: 2530, negative conditional: 200, negative unconditional: 2330, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1282, Positive cache size: 1258, Positive conditional cache size: 10, Positive unconditional cache size: 1248, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, Eliminated conditions: 2221, SemanticConditionEliminator.Independence Queries: [ total: 2894, positive: 358, positive conditional: 358, positive unconditional: 0, negative: 2536, negative conditional: 206, negative unconditional: 2330, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2894, positive: 358, positive conditional: 358, positive unconditional: 0, negative: 2536, negative conditional: 206, negative unconditional: 2330, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 40, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 112, positive: 38, positive conditional: 17, positive unconditional: 21, negative: 74, negative conditional: 10, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2894, positive: 348, positive conditional: 348, positive unconditional: 0, negative: 2530, negative conditional: 200, negative unconditional: 2330, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1282, Positive cache size: 1258, Positive conditional cache size: 10, Positive unconditional cache size: 1248, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, Eliminated conditions: 2221, SemanticConditionEliminator.Independence Queries: [ total: 2894, positive: 358, positive conditional: 358, positive unconditional: 0, negative: 2536, negative conditional: 206, negative unconditional: 2330, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2894, positive: 358, positive conditional: 358, positive unconditional: 0, negative: 2536, negative conditional: 206, negative unconditional: 2330, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 40, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 112, positive: 38, positive conditional: 17, positive unconditional: 21, negative: 74, negative conditional: 10, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2894, positive: 348, positive conditional: 348, positive unconditional: 0, negative: 2530, negative conditional: 200, negative unconditional: 2330, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1282, Positive cache size: 1258, Positive conditional cache size: 10, Positive unconditional cache size: 1248, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, Eliminated conditions: 2221, SemanticConditionEliminator.Independence Queries: [ total: 2894, positive: 358, positive conditional: 358, positive unconditional: 0, negative: 2536, negative conditional: 206, negative unconditional: 2330, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2894, positive: 358, positive conditional: 358, positive unconditional: 0, negative: 2536, negative conditional: 206, negative unconditional: 2330, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 40, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 24, negative conditional: 6, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 112, positive: 38, positive conditional: 17, positive unconditional: 21, negative: 74, negative conditional: 10, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2894, positive: 348, positive conditional: 348, positive unconditional: 0, negative: 2530, negative conditional: 200, negative unconditional: 2330, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1282, Positive cache size: 1258, Positive conditional cache size: 10, Positive unconditional cache size: 1248, Negative cache size: 24, Negative conditional cache size: 6, Negative unconditional cache size: 18, Eliminated conditions: 2221 ], Maximal queried relation: 5, Independence queries for same thread: 945 - 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: 3716.2ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 13.0ms, PartialOrderReductionTime: 2885.8ms, 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: 23.0ms SsaConstructionTime, 164.3ms SatisfiabilityAnalysisTime, 428.6ms InterpolantComputationTime, 336 NumberOfCodeBlocks, 336 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 331 ConstructedInterpolants, 0 QuantifiedInterpolants, 776 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...