/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/thin000_pso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad [2021-06-14 18:38:28,219 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-14 18:38:28,221 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-14 18:38:28,245 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-14 18:38:28,274 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-14 18:38:28,275 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-14 18:38:28,275 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-14 18:38:28,276 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 18:38:28,300 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-14 18:38:28,300 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-14 18:38:28,300 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-14 18:38:28,301 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-14 18:38:28,302 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-14 18:38:28,302 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-14 18:38:28,302 INFO L138 SettingsManager]: * Use SBE=true [2021-06-14 18:38:28,302 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-14 18:38:28,302 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-14 18:38:28,303 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-14 18:38:28,303 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-14 18:38:28,303 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-14 18:38:28,303 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-14 18:38:28,304 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-14 18:38:28,304 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-14 18:38:28,304 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-14 18:38:28,304 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-14 18:38:28,304 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-14 18:38:28,305 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-14 18:38:28,305 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-14 18:38:28,305 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-14 18:38:28,305 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-14 18:38:28,306 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-14 18:38:28,306 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 18:38:28,306 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-14 18:38:28,306 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-14 18:38:28,306 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-14 18:38:28,307 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-14 18:38:28,307 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-06-14 18:38:28,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-14 18:38:28,307 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-14 18:38:28,307 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-14 18:38:28,308 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-14 18:38:28,308 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-14 18:38:28,308 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-14 18:38:28,647 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-14 18:38:28,674 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-14 18:38:28,676 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-14 18:38:28,677 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-14 18:38:28,678 INFO L275 PluginConnector]: CDTParser initialized [2021-06-14 18:38:28,678 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/thin000_pso.opt.i [2021-06-14 18:38:28,736 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d2671799/93a39d20432040e3ba770fdcd244c0fb/FLAG23f5f8e86 [2021-06-14 18:38:29,178 INFO L306 CDTParser]: Found 1 translation units. [2021-06-14 18:38:29,178 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/thin000_pso.opt.i [2021-06-14 18:38:29,192 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d2671799/93a39d20432040e3ba770fdcd244c0fb/FLAG23f5f8e86 [2021-06-14 18:38:29,509 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d2671799/93a39d20432040e3ba770fdcd244c0fb [2021-06-14 18:38:29,513 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-14 18:38:29,516 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-14 18:38:29,517 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-14 18:38:29,517 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-14 18:38:29,521 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-14 18:38:29,521 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 06:38:29" (1/1) ... [2021-06-14 18:38:29,522 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@823832b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:38:29, skipping insertion in model container [2021-06-14 18:38:29,522 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 06:38:29" (1/1) ... [2021-06-14 18:38:29,528 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-14 18:38:29,577 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-14 18:38:29,753 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/thin000_pso.opt.i[949,962] [2021-06-14 18:38:29,915 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-14 18:38:29,922 INFO L203 MainTranslator]: Completed pre-run [2021-06-14 18:38:29,934 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/thin000_pso.opt.i[949,962] [2021-06-14 18:38:29,966 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-14 18:38:30,038 INFO L208 MainTranslator]: Completed translation [2021-06-14 18:38:30,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:38:30 WrapperNode [2021-06-14 18:38:30,039 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-14 18:38:30,040 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-14 18:38:30,040 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-14 18:38:30,040 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-14 18:38:30,046 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:38:30" (1/1) ... [2021-06-14 18:38:30,075 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:38:30" (1/1) ... [2021-06-14 18:38:30,094 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-14 18:38:30,095 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-14 18:38:30,095 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-14 18:38:30,095 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-14 18:38:30,102 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:38:30" (1/1) ... [2021-06-14 18:38:30,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:38:30" (1/1) ... [2021-06-14 18:38:30,107 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:38:30" (1/1) ... [2021-06-14 18:38:30,107 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:38:30" (1/1) ... [2021-06-14 18:38:30,123 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:38:30" (1/1) ... [2021-06-14 18:38:30,124 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:38:30" (1/1) ... [2021-06-14 18:38:30,125 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:38:30" (1/1) ... [2021-06-14 18:38:30,127 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-14 18:38:30,128 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-14 18:38:30,128 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-14 18:38:30,128 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-14 18:38:30,128 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:38:30" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 18:38:30,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-14 18:38:30,196 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-14 18:38:30,197 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-14 18:38:30,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-14 18:38:30,197 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-14 18:38:30,197 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-14 18:38:30,197 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-14 18:38:30,197 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-14 18:38:30,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-14 18:38:30,197 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-14 18:38:30,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-14 18:38:30,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-14 18:38:30,199 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 18:38:30,546 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-14 18:38:30,546 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-14 18:38:30,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 06:38:30 BoogieIcfgContainer [2021-06-14 18:38:30,548 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-14 18:38:30,550 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-14 18:38:30,550 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-14 18:38:30,552 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-14 18:38:30,552 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.06 06:38:29" (1/3) ... [2021-06-14 18:38:30,552 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44f3ebbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 06:38:30, skipping insertion in model container [2021-06-14 18:38:30,553 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 06:38:30" (2/3) ... [2021-06-14 18:38:30,553 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44f3ebbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 06:38:30, skipping insertion in model container [2021-06-14 18:38:30,553 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 06:38:30" (3/3) ... [2021-06-14 18:38:30,554 INFO L111 eAbstractionObserver]: Analyzing ICFG thin000_pso.opt.i [2021-06-14 18:38:30,558 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-14 18:38:30,559 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-14 18:38:30,559 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-14 18:38:30,559 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-14 18:38:30,579 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:30,579 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:30,580 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:30,580 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:30,580 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:30,580 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:30,580 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:30,580 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:30,581 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:30,581 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:30,581 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:30,581 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:30,582 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:30,582 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:30,582 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:30,582 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:30,582 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:30,582 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:30,583 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:30,583 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:30,583 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:30,583 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:30,583 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:30,583 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:30,585 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:30,585 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:30,585 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:30,586 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:30,589 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:30,590 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:30,590 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:30,590 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 18:38:30,591 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-14 18:38:30,609 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 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 18:38:30,653 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-14 18:38:30,653 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-14 18:38:30,654 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-14 18:38:30,654 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-14 18:38:30,654 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-14 18:38:30,654 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-14 18:38:30,654 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-14 18:38:30,654 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-14 18:38:30,831 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 18:38:30,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 18:38:30,836 INFO L82 PathProgramCache]: Analyzing trace with hash 457619308, now seen corresponding path program 1 times [2021-06-14 18:38:30,844 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 18:38:30,844 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786114501] [2021-06-14 18:38:30,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 18:38:30,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 18:38:31,014 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 18:38:31,014 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 18:38:31,015 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [786114501] [2021-06-14 18:38:31,015 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [786114501] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 18:38:31,015 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 18:38:31,016 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-14 18:38:31,016 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281978478] [2021-06-14 18:38:31,019 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-14 18:38:31,019 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 18:38:31,030 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-14 18:38:31,032 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-14 18:38:31,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:38:31,033 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 18:38:31,035 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 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 18:38:31,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:38:31,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:38:31,065 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-14 18:38:31,065 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 18:38:31,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 18:38:31,066 INFO L82 PathProgramCache]: Analyzing trace with hash 1296151654, now seen corresponding path program 1 times [2021-06-14 18:38:31,066 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 18:38:31,066 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720035261] [2021-06-14 18:38:31,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 18:38:31,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 18:38:31,262 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 18:38:31,263 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 18:38:31,263 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [720035261] [2021-06-14 18:38:31,263 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [720035261] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 18:38:31,263 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 18:38:31,263 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-14 18:38:31,264 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327866600] [2021-06-14 18:38:31,265 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-14 18:38:31,265 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 18:38:31,266 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-14 18:38:31,266 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-06-14 18:38:31,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:38:31,266 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 18:38:31,266 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 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 18:38:31,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:38:31,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:38:31,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:38:31,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 18:38:31,670 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-14 18:38:31,671 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 18:38:31,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 18:38:31,680 INFO L82 PathProgramCache]: Analyzing trace with hash -1073998244, now seen corresponding path program 2 times [2021-06-14 18:38:31,680 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 18:38:31,680 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [586335326] [2021-06-14 18:38:31,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 18:38:31,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 18:38:31,832 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 18:38:31,832 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 18:38:31,832 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [586335326] [2021-06-14 18:38:31,832 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [586335326] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 18:38:31,832 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 18:38:31,833 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-14 18:38:31,833 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365379246] [2021-06-14 18:38:31,833 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-14 18:38:31,833 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 18:38:31,834 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-14 18:38:31,834 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-06-14 18:38:31,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:38:31,834 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 18:38:31,834 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 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 18:38:31,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:38:31,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 18:38:31,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:38:32,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 18:38:32,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 18:38:32,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-14 18:38:32,185 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-14 18:38:32,193 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-14 18:38:32,194 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.06 06:38:32 BasicIcfg [2021-06-14 18:38:32,194 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-14 18:38:32,195 INFO L168 Benchmark]: Toolchain (without parser) took 2679.42 ms. Allocated memory is still 195.0 MB. Free memory was 157.2 MB in the beginning and 128.4 MB in the end (delta: 28.8 MB). Peak memory consumption was 29.6 MB. Max. memory is 8.0 GB. [2021-06-14 18:38:32,195 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 195.0 MB. Free memory is still 175.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-14 18:38:32,196 INFO L168 Benchmark]: CACSL2BoogieTranslator took 522.21 ms. Allocated memory is still 195.0 MB. Free memory was 157.1 MB in the beginning and 157.3 MB in the end (delta: -231.4 kB). Peak memory consumption was 11.3 MB. Max. memory is 8.0 GB. [2021-06-14 18:38:32,196 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.43 ms. Allocated memory is still 195.0 MB. Free memory was 157.3 MB in the beginning and 155.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-14 18:38:32,197 INFO L168 Benchmark]: Boogie Preprocessor took 32.05 ms. Allocated memory is still 195.0 MB. Free memory was 155.3 MB in the beginning and 154.2 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-14 18:38:32,197 INFO L168 Benchmark]: RCFGBuilder took 420.31 ms. Allocated memory is still 195.0 MB. Free memory was 154.1 MB in the beginning and 132.5 MB in the end (delta: 21.6 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2021-06-14 18:38:32,197 INFO L168 Benchmark]: TraceAbstraction took 1644.93 ms. Allocated memory is still 195.0 MB. Free memory was 132.2 MB in the beginning and 128.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.6 MB. Max. memory is 8.0 GB. [2021-06-14 18:38:32,199 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 195.0 MB. Free memory is still 175.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 522.21 ms. Allocated memory is still 195.0 MB. Free memory was 157.1 MB in the beginning and 157.3 MB in the end (delta: -231.4 kB). Peak memory consumption was 11.3 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 54.43 ms. Allocated memory is still 195.0 MB. Free memory was 157.3 MB in the beginning and 155.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 32.05 ms. Allocated memory is still 195.0 MB. Free memory was 155.3 MB in the beginning and 154.2 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 420.31 ms. Allocated memory is still 195.0 MB. Free memory was 154.1 MB in the beginning and 132.5 MB in the end (delta: 21.6 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1644.93 ms. Allocated memory is still 195.0 MB. Free memory was 132.2 MB in the beginning and 128.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.6 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: 7036, positive: 6687, positive conditional: 3366, positive unconditional: 3321, negative: 349, negative conditional: 310, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 6773, positive: 6687, positive conditional: 3366, positive unconditional: 3321, negative: 86, negative conditional: 47, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 6773, positive: 6668, positive conditional: 0, positive unconditional: 6668, negative: 105, negative conditional: 0, negative unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 502, positive: 493, positive conditional: 0, positive unconditional: 493, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 502, positive: 491, positive conditional: 0, positive unconditional: 491, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 17, positive: 5, positive conditional: 3, positive unconditional: 2, negative: 12, negative conditional: 3, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 104, positive: 20, positive conditional: 9, positive unconditional: 11, negative: 84, negative conditional: 5, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 6773, positive: 6175, positive conditional: 0, positive unconditional: 6175, negative: 96, negative conditional: 0, negative unconditional: 96, unknown: 502, unknown conditional: 0, unknown unconditional: 502] , Statistics on independence cache: Total cache size (in pairs): 508, Positive cache size: 496, Positive conditional cache size: 3, Positive unconditional cache size: 493, Negative cache size: 12, Negative conditional cache size: 3, Negative unconditional cache size: 9, SemanticConditionEliminator.Independence Queries: [ total: 230, positive: 19, positive conditional: 19, positive unconditional: 0, negative: 211, negative conditional: 10, negative unconditional: 201, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 230, positive: 19, positive conditional: 19, positive unconditional: 0, negative: 211, negative conditional: 10, negative unconditional: 201, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 17, positive: 5, positive conditional: 3, positive unconditional: 2, negative: 12, negative conditional: 3, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 104, positive: 20, positive conditional: 9, positive unconditional: 11, negative: 84, negative conditional: 5, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 230, positive: 16, positive conditional: 16, positive unconditional: 0, negative: 208, negative conditional: 7, negative unconditional: 201, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 508, Positive cache size: 496, Positive conditional cache size: 3, Positive unconditional cache size: 493, Negative cache size: 12, Negative conditional cache size: 3, Negative unconditional cache size: 9, Eliminated conditions: 130, SemanticConditionEliminator.Independence Queries: [ total: 230, positive: 19, positive conditional: 19, positive unconditional: 0, negative: 211, negative conditional: 10, negative unconditional: 201, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 230, positive: 19, positive conditional: 19, positive unconditional: 0, negative: 211, negative conditional: 10, negative unconditional: 201, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 17, positive: 5, positive conditional: 3, positive unconditional: 2, negative: 12, negative conditional: 3, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 104, positive: 20, positive conditional: 9, positive unconditional: 11, negative: 84, negative conditional: 5, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 230, positive: 16, positive conditional: 16, positive unconditional: 0, negative: 208, negative conditional: 7, negative unconditional: 201, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 508, Positive cache size: 496, Positive conditional cache size: 3, Positive unconditional cache size: 493, Negative cache size: 12, Negative conditional cache size: 3, Negative unconditional cache size: 9, Eliminated conditions: 130, SemanticConditionEliminator.Independence Queries: [ total: 230, positive: 19, positive conditional: 19, positive unconditional: 0, negative: 211, negative conditional: 10, negative unconditional: 201, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 230, positive: 19, positive conditional: 19, positive unconditional: 0, negative: 211, negative conditional: 10, negative unconditional: 201, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 17, positive: 5, positive conditional: 3, positive unconditional: 2, negative: 12, negative conditional: 3, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 104, positive: 20, positive conditional: 9, positive unconditional: 11, negative: 84, negative conditional: 5, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 230, positive: 16, positive conditional: 16, positive unconditional: 0, negative: 208, negative conditional: 7, negative unconditional: 201, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 508, Positive cache size: 496, Positive conditional cache size: 3, Positive unconditional cache size: 493, Negative cache size: 12, Negative conditional cache size: 3, Negative unconditional cache size: 9, Eliminated conditions: 130 ], Maximal queried relation: 3, Independence queries for same thread: 263 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 349, Number of persistent set computation: 3757, Number of trivial persistent sets: 3454, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7036, positive: 6687, positive conditional: 3366, positive unconditional: 3321, negative: 349, negative conditional: 310, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 6773, positive: 6687, positive conditional: 3366, positive unconditional: 3321, negative: 86, negative conditional: 47, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 6773, positive: 6668, positive conditional: 0, positive unconditional: 6668, negative: 105, negative conditional: 0, negative unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 502, positive: 493, positive conditional: 0, positive unconditional: 493, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 502, positive: 491, positive conditional: 0, positive unconditional: 491, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 17, positive: 5, positive conditional: 3, positive unconditional: 2, negative: 12, negative conditional: 3, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 104, positive: 20, positive conditional: 9, positive unconditional: 11, negative: 84, negative conditional: 5, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 6773, positive: 6175, positive conditional: 0, positive unconditional: 6175, negative: 96, negative conditional: 0, negative unconditional: 96, unknown: 502, unknown conditional: 0, unknown unconditional: 502] , Statistics on independence cache: Total cache size (in pairs): 508, Positive cache size: 496, Positive conditional cache size: 3, Positive unconditional cache size: 493, Negative cache size: 12, Negative conditional cache size: 3, Negative unconditional cache size: 9, SemanticConditionEliminator.Independence Queries: [ total: 230, positive: 19, positive conditional: 19, positive unconditional: 0, negative: 211, negative conditional: 10, negative unconditional: 201, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 230, positive: 19, positive conditional: 19, positive unconditional: 0, negative: 211, negative conditional: 10, negative unconditional: 201, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 17, positive: 5, positive conditional: 3, positive unconditional: 2, negative: 12, negative conditional: 3, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 104, positive: 20, positive conditional: 9, positive unconditional: 11, negative: 84, negative conditional: 5, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 230, positive: 16, positive conditional: 16, positive unconditional: 0, negative: 208, negative conditional: 7, negative unconditional: 201, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 508, Positive cache size: 496, Positive conditional cache size: 3, Positive unconditional cache size: 493, Negative cache size: 12, Negative conditional cache size: 3, Negative unconditional cache size: 9, Eliminated conditions: 130, SemanticConditionEliminator.Independence Queries: [ total: 230, positive: 19, positive conditional: 19, positive unconditional: 0, negative: 211, negative conditional: 10, negative unconditional: 201, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 230, positive: 19, positive conditional: 19, positive unconditional: 0, negative: 211, negative conditional: 10, negative unconditional: 201, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 17, positive: 5, positive conditional: 3, positive unconditional: 2, negative: 12, negative conditional: 3, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 104, positive: 20, positive conditional: 9, positive unconditional: 11, negative: 84, negative conditional: 5, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 230, positive: 16, positive conditional: 16, positive unconditional: 0, negative: 208, negative conditional: 7, negative unconditional: 201, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 508, Positive cache size: 496, Positive conditional cache size: 3, Positive unconditional cache size: 493, Negative cache size: 12, Negative conditional cache size: 3, Negative unconditional cache size: 9, Eliminated conditions: 130, SemanticConditionEliminator.Independence Queries: [ total: 230, positive: 19, positive conditional: 19, positive unconditional: 0, negative: 211, negative conditional: 10, negative unconditional: 201, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 230, positive: 19, positive conditional: 19, positive unconditional: 0, negative: 211, negative conditional: 10, negative unconditional: 201, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 17, positive: 5, positive conditional: 3, positive unconditional: 2, negative: 12, negative conditional: 3, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 104, positive: 20, positive conditional: 9, positive unconditional: 11, negative: 84, negative conditional: 5, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 230, positive: 16, positive conditional: 16, positive unconditional: 0, negative: 208, negative conditional: 7, negative unconditional: 201, unknown: 6, unknown conditional: 6, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 508, Positive cache size: 496, Positive conditional cache size: 3, Positive unconditional cache size: 493, Negative cache size: 12, Negative conditional cache size: 3, Negative unconditional cache size: 9, Eliminated conditions: 130 ], Maximal queried relation: 3, Independence queries for same thread: 263 - 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 5 procedures, 82 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1569.1ms, OverallIterations: 3, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 11.6ms, PartialOrderReductionTime: 947.7ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 23, 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: 10.8ms SsaConstructionTime, 94.3ms SatisfiabilityAnalysisTime, 328.3ms InterpolantComputationTime, 160 NumberOfCodeBlocks, 160 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 157 ConstructedInterpolants, 0 QuantifiedInterpolants, 497 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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...