/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-NewStatesSleepPersistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe017_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 09:46:19,547 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 09:46:19,548 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 09:46:19,571 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 09:46:19,608 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-14 09:46:19,609 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-14 09:46:19,609 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-14 09:46:19,611 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-NewStatesSleepPersistent-NoLbe.epf [2021-07-14 09:46:19,648 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 09:46:19,648 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 09:46:19,649 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 09:46:19,649 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 09:46:19,650 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 09:46:19,650 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 09:46:19,650 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 09:46:19,650 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 09:46:19,650 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 09:46:19,650 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 09:46:19,650 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 09:46:19,651 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 09:46:19,651 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 09:46:19,651 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 09:46:19,651 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 09:46:19,651 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 09:46:19,651 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 09:46:19,651 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 09:46:19,651 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 09:46:19,651 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 09:46:19,652 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 09:46:19,652 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 09:46:19,652 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 09:46:19,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 09:46:19,652 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 09:46:19,652 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 09:46:19,652 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 09:46:19,652 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 09:46:19,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 09:46:19,653 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 09:46:19,653 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 09:46:19,653 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 09:46:19,653 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2021-07-14 09:46:19,653 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 09:46:19,893 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 09:46:19,911 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 09:46:19,913 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 09:46:19,913 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-14 09:46:19,914 INFO L275 PluginConnector]: CDTParser initialized [2021-07-14 09:46:19,914 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe017_tso.opt.i [2021-07-14 09:46:19,960 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c0ff91fd/ea1d1315e9ac49c3a82622e35ec29e5f/FLAGbfc9e321e [2021-07-14 09:46:20,371 INFO L306 CDTParser]: Found 1 translation units. [2021-07-14 09:46:20,371 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe017_tso.opt.i [2021-07-14 09:46:20,381 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c0ff91fd/ea1d1315e9ac49c3a82622e35ec29e5f/FLAGbfc9e321e [2021-07-14 09:46:20,390 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c0ff91fd/ea1d1315e9ac49c3a82622e35ec29e5f [2021-07-14 09:46:20,392 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 09:46:20,393 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-14 09:46:20,394 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-14 09:46:20,394 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-14 09:46:20,397 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-14 09:46:20,397 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 09:46:20" (1/1) ... [2021-07-14 09:46:20,398 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68a7dda3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 09:46:20, skipping insertion in model container [2021-07-14 09:46:20,398 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 09:46:20" (1/1) ... [2021-07-14 09:46:20,402 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-14 09:46:20,434 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-14 09:46:20,613 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/safe017_tso.opt.i[949,962] [2021-07-14 09:46:20,739 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 09:46:20,750 INFO L203 MainTranslator]: Completed pre-run [2021-07-14 09:46:20,759 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/safe017_tso.opt.i[949,962] [2021-07-14 09:46:20,787 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 09:46:20,821 INFO L208 MainTranslator]: Completed translation [2021-07-14 09:46:20,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 09:46:20 WrapperNode [2021-07-14 09:46:20,822 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-14 09:46:20,822 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 09:46:20,823 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 09:46:20,823 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 09:46:20,827 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 09:46:20" (1/1) ... [2021-07-14 09:46:20,845 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 09:46:20" (1/1) ... [2021-07-14 09:46:20,859 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 09:46:20,860 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 09:46:20,860 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 09:46:20,860 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 09:46:20,864 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 09:46:20" (1/1) ... [2021-07-14 09:46:20,864 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 09:46:20" (1/1) ... [2021-07-14 09:46:20,866 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 09:46:20" (1/1) ... [2021-07-14 09:46:20,866 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 09:46:20" (1/1) ... [2021-07-14 09:46:20,869 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 09:46:20" (1/1) ... [2021-07-14 09:46:20,870 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 09:46:20" (1/1) ... [2021-07-14 09:46:20,871 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 09:46:20" (1/1) ... [2021-07-14 09:46:20,873 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 09:46:20,873 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 09:46:20,874 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 09:46:20,874 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 09:46:20,874 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 09:46:20" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 09:46:20,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-14 09:46:20,939 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-14 09:46:20,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-14 09:46:20,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-14 09:46:20,939 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-14 09:46:20,939 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-14 09:46:20,939 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-14 09:46:20,939 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-14 09:46:20,939 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-14 09:46:20,939 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-14 09:46:20,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-14 09:46:20,939 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-14 09:46:20,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 09:46:20,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 09:46:20,940 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-14 09:46:21,236 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 09:46:21,236 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-14 09:46:21,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 09:46:21 BoogieIcfgContainer [2021-07-14 09:46:21,239 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 09:46:21,241 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 09:46:21,241 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 09:46:21,243 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 09:46:21,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 09:46:20" (1/3) ... [2021-07-14 09:46:21,244 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77c6f8a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 09:46:21, skipping insertion in model container [2021-07-14 09:46:21,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 09:46:20" (2/3) ... [2021-07-14 09:46:21,245 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77c6f8a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 09:46:21, skipping insertion in model container [2021-07-14 09:46:21,245 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 09:46:21" (3/3) ... [2021-07-14 09:46:21,246 INFO L111 eAbstractionObserver]: Analyzing ICFG safe017_tso.opt.i [2021-07-14 09:46:21,250 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 09:46:21,250 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 09:46:21,251 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 09:46:21,251 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 09:46:21,279 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,279 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,279 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,280 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,280 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,280 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,280 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,280 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,280 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,281 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,281 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,281 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,282 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,282 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,282 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,282 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,282 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,282 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,282 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,283 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,284 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,284 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,285 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,285 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,285 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,285 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,285 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,286 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,286 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,286 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,286 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,286 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,290 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,290 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,290 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,290 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,292 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,292 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,292 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,293 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,297 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,297 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,297 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,297 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,299 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,300 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,300 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,300 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:46:21,302 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-14 09:46:21,319 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-14 09:46:21,362 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 09:46:21,362 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 09:46:21,362 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 09:46:21,362 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 09:46:21,362 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 09:46:21,362 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 09:46:21,363 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 09:46:21,363 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 09:46:21,472 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 09:46:21,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 09:46:21,475 INFO L82 PathProgramCache]: Analyzing trace with hash 1782026136, now seen corresponding path program 1 times [2021-07-14 09:46:21,481 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 09:46:21,481 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [274651773] [2021-07-14 09:46:21,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 09:46:21,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 09:46:21,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 09:46:21,643 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 09:46:21,643 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [274651773] [2021-07-14 09:46:21,644 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [274651773] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 09:46:21,644 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 09:46:21,645 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-14 09:46:21,645 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [180310244] [2021-07-14 09:46:21,649 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-14 09:46:21,649 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 09:46:21,658 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-14 09:46:21,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-14 09:46:21,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 09:46:21,661 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 09:46:21,663 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 09:46:21,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 09:46:21,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 09:46:21,678 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 09:46:21,678 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 09:46:21,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 09:46:21,680 INFO L82 PathProgramCache]: Analyzing trace with hash 217118883, now seen corresponding path program 1 times [2021-07-14 09:46:21,680 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 09:46:21,680 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789499965] [2021-07-14 09:46:21,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 09:46:21,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 09:46:21,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 09:46:21,854 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 09:46:21,854 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1789499965] [2021-07-14 09:46:21,854 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1789499965] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 09:46:21,854 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 09:46:21,854 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 09:46:21,854 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789157906] [2021-07-14 09:46:21,855 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 09:46:21,855 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 09:46:21,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 09:46:21,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-07-14 09:46:21,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 09:46:21,856 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 09:46:21,856 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 7 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 09:46:21,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 09:46:21,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 09:46:22,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 09:46:22,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 09:46:22,008 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-14 09:46:22,008 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 09:46:22,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 09:46:22,014 INFO L82 PathProgramCache]: Analyzing trace with hash -1609520906, now seen corresponding path program 1 times [2021-07-14 09:46:22,014 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 09:46:22,015 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [98268390] [2021-07-14 09:46:22,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 09:46:22,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 09:46:22,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 09:46:22,145 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 09:46:22,145 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [98268390] [2021-07-14 09:46:22,146 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [98268390] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 09:46:22,146 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 09:46:22,146 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-14 09:46:22,146 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745388581] [2021-07-14 09:46:22,146 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-14 09:46:22,146 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 09:46:22,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-14 09:46:22,147 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-14 09:46:22,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 09:46:22,147 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 09:46:22,147 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 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) [2021-07-14 09:46:22,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 09:46:22,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 09:46:22,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 09:46:22,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 09:46:22,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 09:46:22,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 09:46:22,233 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-14 09:46:22,233 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 09:46:22,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 09:46:22,234 INFO L82 PathProgramCache]: Analyzing trace with hash 168388345, now seen corresponding path program 1 times [2021-07-14 09:46:22,234 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 09:46:22,234 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [10922465] [2021-07-14 09:46:22,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 09:46:22,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 09:46:22,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 09:46:22,351 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 09:46:22,351 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [10922465] [2021-07-14 09:46:22,351 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [10922465] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 09:46:22,351 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 09:46:22,351 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 09:46:22,351 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881355132] [2021-07-14 09:46:22,352 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 09:46:22,352 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 09:46:22,352 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 09:46:22,352 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-14 09:46:22,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 09:46:22,352 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 09:46:22,353 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 09:46:22,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 09:46:22,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 09:46:22,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 09:46:22,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 09:46:22,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 09:46:22,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 09:46:22,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 09:46:22,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 09:46:22,580 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-14 09:46:22,580 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 09:46:22,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 09:46:22,580 INFO L82 PathProgramCache]: Analyzing trace with hash -922651860, now seen corresponding path program 1 times [2021-07-14 09:46:22,580 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 09:46:22,580 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [520839392] [2021-07-14 09:46:22,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 09:46:22,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 09:46:22,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 09:46:22,654 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 09:46:22,654 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [520839392] [2021-07-14 09:46:22,654 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [520839392] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 09:46:22,654 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 09:46:22,654 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 09:46:22,654 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1184635732] [2021-07-14 09:46:22,655 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 09:46:22,655 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 09:46:22,655 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 09:46:22,655 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 09:46:22,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 09:46:22,655 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 09:46:22,655 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 09:46:22,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 09:46:22,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 09:46:22,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 09:46:22,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 09:46:22,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 09:46:22,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 09:46:22,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 09:46:22,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 09:46:22,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 09:46:22,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 09:46:22,755 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-14 09:46:22,772 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 09:46:22,773 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 09:46:22 BasicIcfg [2021-07-14 09:46:22,773 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 09:46:22,774 INFO L168 Benchmark]: Toolchain (without parser) took 2380.82 ms. Allocated memory was 201.3 MB in the beginning and 242.2 MB in the end (delta: 40.9 MB). Free memory was 164.9 MB in the beginning and 201.1 MB in the end (delta: -36.2 MB). Peak memory consumption was 3.9 MB. Max. memory is 8.0 GB. [2021-07-14 09:46:22,774 INFO L168 Benchmark]: CDTParser took 0.09 ms. Allocated memory is still 201.3 MB. Free memory is still 183.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 09:46:22,774 INFO L168 Benchmark]: CACSL2BoogieTranslator took 427.85 ms. Allocated memory is still 201.3 MB. Free memory was 164.7 MB in the beginning and 174.6 MB in the end (delta: -9.9 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-07-14 09:46:22,775 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.85 ms. Allocated memory is still 201.3 MB. Free memory was 174.6 MB in the beginning and 172.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-14 09:46:22,775 INFO L168 Benchmark]: Boogie Preprocessor took 13.22 ms. Allocated memory is still 201.3 MB. Free memory was 172.5 MB in the beginning and 171.5 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 09:46:22,775 INFO L168 Benchmark]: RCFGBuilder took 365.21 ms. Allocated memory is still 201.3 MB. Free memory was 171.5 MB in the beginning and 147.9 MB in the end (delta: 23.6 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. [2021-07-14 09:46:22,775 INFO L168 Benchmark]: TraceAbstraction took 1532.46 ms. Allocated memory was 201.3 MB in the beginning and 242.2 MB in the end (delta: 40.9 MB). Free memory was 147.4 MB in the beginning and 201.1 MB in the end (delta: -53.7 MB). There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 09:46:22,777 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 201.3 MB. Free memory is still 183.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 427.85 ms. Allocated memory is still 201.3 MB. Free memory was 164.7 MB in the beginning and 174.6 MB in the end (delta: -9.9 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 36.85 ms. Allocated memory is still 201.3 MB. Free memory was 174.6 MB in the beginning and 172.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 13.22 ms. Allocated memory is still 201.3 MB. Free memory was 172.5 MB in the beginning and 171.5 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 365.21 ms. Allocated memory is still 201.3 MB. Free memory was 171.5 MB in the beginning and 147.9 MB in the end (delta: 23.6 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1532.46 ms. Allocated memory was 201.3 MB in the beginning and 242.2 MB in the end (delta: 40.9 MB). Free memory was 147.4 MB in the beginning and 201.1 MB in the end (delta: -53.7 MB). There was no memory consumed. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 6837, positive: 6740, positive conditional: 2370, positive unconditional: 4370, negative: 97, negative conditional: 55, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 6825, positive: 6740, positive conditional: 2370, positive unconditional: 4370, negative: 85, negative conditional: 43, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 6825, positive: 6614, positive conditional: 0, positive unconditional: 6614, negative: 211, negative conditional: 0, negative unconditional: 211, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1025, positive: 999, positive conditional: 0, positive unconditional: 999, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1025, positive: 993, positive conditional: 0, positive unconditional: 993, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 32, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 30, negative conditional: 4, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 103, positive: 28, positive conditional: 16, positive unconditional: 12, negative: 75, negative conditional: 7, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 6825, positive: 5615, positive conditional: 0, positive unconditional: 5615, negative: 185, negative conditional: 0, negative unconditional: 185, unknown: 1025, unknown conditional: 0, unknown unconditional: 1025] , Statistics on independence cache: Total cache size (in pairs): 1038, Positive cache size: 1008, Positive conditional cache size: 9, Positive unconditional cache size: 999, Negative cache size: 30, Negative conditional cache size: 4, Negative unconditional cache size: 26, SemanticConditionEliminator.Independence Queries: [ total: 707, positive: 126, positive conditional: 126, positive unconditional: 0, negative: 581, negative conditional: 12, negative unconditional: 569, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 707, positive: 126, positive conditional: 126, positive unconditional: 0, negative: 581, negative conditional: 12, negative unconditional: 569, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 30, negative conditional: 4, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 103, positive: 28, positive conditional: 16, positive unconditional: 12, negative: 75, negative conditional: 7, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 707, positive: 117, positive conditional: 117, positive unconditional: 0, negative: 577, negative conditional: 8, negative unconditional: 569, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1038, Positive cache size: 1008, Positive conditional cache size: 9, Positive unconditional cache size: 999, Negative cache size: 30, Negative conditional cache size: 4, Negative unconditional cache size: 26, Eliminated conditions: 468, SemanticConditionEliminator.Independence Queries: [ total: 707, positive: 126, positive conditional: 126, positive unconditional: 0, negative: 581, negative conditional: 12, negative unconditional: 569, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 707, positive: 126, positive conditional: 126, positive unconditional: 0, negative: 581, negative conditional: 12, negative unconditional: 569, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 30, negative conditional: 4, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 103, positive: 28, positive conditional: 16, positive unconditional: 12, negative: 75, negative conditional: 7, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 707, positive: 117, positive conditional: 117, positive unconditional: 0, negative: 577, negative conditional: 8, negative unconditional: 569, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1038, Positive cache size: 1008, Positive conditional cache size: 9, Positive unconditional cache size: 999, Negative cache size: 30, Negative conditional cache size: 4, Negative unconditional cache size: 26, Eliminated conditions: 468, SemanticConditionEliminator.Independence Queries: [ total: 707, positive: 126, positive conditional: 126, positive unconditional: 0, negative: 581, negative conditional: 12, negative unconditional: 569, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 707, positive: 126, positive conditional: 126, positive unconditional: 0, negative: 581, negative conditional: 12, negative unconditional: 569, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 30, negative conditional: 4, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 103, positive: 28, positive conditional: 16, positive unconditional: 12, negative: 75, negative conditional: 7, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 707, positive: 117, positive conditional: 117, positive unconditional: 0, negative: 577, negative conditional: 8, negative unconditional: 569, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1038, Positive cache size: 1008, Positive conditional cache size: 9, Positive unconditional cache size: 999, Negative cache size: 30, Negative conditional cache size: 4, Negative unconditional cache size: 26, Eliminated conditions: 468, SemanticConditionEliminator.Independence Queries: [ total: 707, positive: 126, positive conditional: 126, positive unconditional: 0, negative: 581, negative conditional: 12, negative unconditional: 569, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 707, positive: 126, positive conditional: 126, positive unconditional: 0, negative: 581, negative conditional: 12, negative unconditional: 569, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 30, negative conditional: 4, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 103, positive: 28, positive conditional: 16, positive unconditional: 12, negative: 75, negative conditional: 7, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 707, positive: 117, positive conditional: 117, positive unconditional: 0, negative: 577, negative conditional: 8, negative unconditional: 569, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1038, Positive cache size: 1008, Positive conditional cache size: 9, Positive unconditional cache size: 999, Negative cache size: 30, Negative conditional cache size: 4, Negative unconditional cache size: 26, Eliminated conditions: 468, SemanticConditionEliminator.Independence Queries: [ total: 707, positive: 126, positive conditional: 126, positive unconditional: 0, negative: 581, negative conditional: 12, negative unconditional: 569, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 707, positive: 126, positive conditional: 126, positive unconditional: 0, negative: 581, negative conditional: 12, negative unconditional: 569, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 30, negative conditional: 4, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 103, positive: 28, positive conditional: 16, positive unconditional: 12, negative: 75, negative conditional: 7, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 707, positive: 117, positive conditional: 117, positive unconditional: 0, negative: 577, negative conditional: 8, negative unconditional: 569, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1038, Positive cache size: 1008, Positive conditional cache size: 9, Positive unconditional cache size: 999, Negative cache size: 30, Negative conditional cache size: 4, Negative unconditional cache size: 26, Eliminated conditions: 468 ], Maximal queried relation: 5, Independence queries for same thread: 12 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 155, Number of persistent set computation: 187, Number of trivial persistent sets: 71, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 6837, positive: 6740, positive conditional: 2370, positive unconditional: 4370, negative: 97, negative conditional: 55, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 6825, positive: 6740, positive conditional: 2370, positive unconditional: 4370, negative: 85, negative conditional: 43, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 6825, positive: 6614, positive conditional: 0, positive unconditional: 6614, negative: 211, negative conditional: 0, negative unconditional: 211, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1025, positive: 999, positive conditional: 0, positive unconditional: 999, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1025, positive: 993, positive conditional: 0, positive unconditional: 993, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 32, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 30, negative conditional: 4, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 103, positive: 28, positive conditional: 16, positive unconditional: 12, negative: 75, negative conditional: 7, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 6825, positive: 5615, positive conditional: 0, positive unconditional: 5615, negative: 185, negative conditional: 0, negative unconditional: 185, unknown: 1025, unknown conditional: 0, unknown unconditional: 1025] , Statistics on independence cache: Total cache size (in pairs): 1038, Positive cache size: 1008, Positive conditional cache size: 9, Positive unconditional cache size: 999, Negative cache size: 30, Negative conditional cache size: 4, Negative unconditional cache size: 26, SemanticConditionEliminator.Independence Queries: [ total: 707, positive: 126, positive conditional: 126, positive unconditional: 0, negative: 581, negative conditional: 12, negative unconditional: 569, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 707, positive: 126, positive conditional: 126, positive unconditional: 0, negative: 581, negative conditional: 12, negative unconditional: 569, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 30, negative conditional: 4, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 103, positive: 28, positive conditional: 16, positive unconditional: 12, negative: 75, negative conditional: 7, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 707, positive: 117, positive conditional: 117, positive unconditional: 0, negative: 577, negative conditional: 8, negative unconditional: 569, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1038, Positive cache size: 1008, Positive conditional cache size: 9, Positive unconditional cache size: 999, Negative cache size: 30, Negative conditional cache size: 4, Negative unconditional cache size: 26, Eliminated conditions: 468, SemanticConditionEliminator.Independence Queries: [ total: 707, positive: 126, positive conditional: 126, positive unconditional: 0, negative: 581, negative conditional: 12, negative unconditional: 569, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 707, positive: 126, positive conditional: 126, positive unconditional: 0, negative: 581, negative conditional: 12, negative unconditional: 569, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 30, negative conditional: 4, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 103, positive: 28, positive conditional: 16, positive unconditional: 12, negative: 75, negative conditional: 7, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 707, positive: 117, positive conditional: 117, positive unconditional: 0, negative: 577, negative conditional: 8, negative unconditional: 569, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1038, Positive cache size: 1008, Positive conditional cache size: 9, Positive unconditional cache size: 999, Negative cache size: 30, Negative conditional cache size: 4, Negative unconditional cache size: 26, Eliminated conditions: 468, SemanticConditionEliminator.Independence Queries: [ total: 707, positive: 126, positive conditional: 126, positive unconditional: 0, negative: 581, negative conditional: 12, negative unconditional: 569, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 707, positive: 126, positive conditional: 126, positive unconditional: 0, negative: 581, negative conditional: 12, negative unconditional: 569, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 30, negative conditional: 4, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 103, positive: 28, positive conditional: 16, positive unconditional: 12, negative: 75, negative conditional: 7, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 707, positive: 117, positive conditional: 117, positive unconditional: 0, negative: 577, negative conditional: 8, negative unconditional: 569, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1038, Positive cache size: 1008, Positive conditional cache size: 9, Positive unconditional cache size: 999, Negative cache size: 30, Negative conditional cache size: 4, Negative unconditional cache size: 26, Eliminated conditions: 468, SemanticConditionEliminator.Independence Queries: [ total: 707, positive: 126, positive conditional: 126, positive unconditional: 0, negative: 581, negative conditional: 12, negative unconditional: 569, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 707, positive: 126, positive conditional: 126, positive unconditional: 0, negative: 581, negative conditional: 12, negative unconditional: 569, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 30, negative conditional: 4, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 103, positive: 28, positive conditional: 16, positive unconditional: 12, negative: 75, negative conditional: 7, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 707, positive: 117, positive conditional: 117, positive unconditional: 0, negative: 577, negative conditional: 8, negative unconditional: 569, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1038, Positive cache size: 1008, Positive conditional cache size: 9, Positive unconditional cache size: 999, Negative cache size: 30, Negative conditional cache size: 4, Negative unconditional cache size: 26, Eliminated conditions: 468, SemanticConditionEliminator.Independence Queries: [ total: 707, positive: 126, positive conditional: 126, positive unconditional: 0, negative: 581, negative conditional: 12, negative unconditional: 569, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 707, positive: 126, positive conditional: 126, positive unconditional: 0, negative: 581, negative conditional: 12, negative unconditional: 569, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 30, negative conditional: 4, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 103, positive: 28, positive conditional: 16, positive unconditional: 12, negative: 75, negative conditional: 7, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 707, positive: 117, positive conditional: 117, positive unconditional: 0, negative: 577, negative conditional: 8, negative unconditional: 569, unknown: 13, unknown conditional: 13, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1038, Positive cache size: 1008, Positive conditional cache size: 9, Positive unconditional cache size: 999, Negative cache size: 30, Negative conditional cache size: 4, Negative unconditional cache size: 26, Eliminated conditions: 468 ], Maximal queried relation: 5, Independence queries for same thread: 12 - 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, 103 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1433.1ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 12.6ms, PartialOrderReductionTime: 672.7ms, 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: 17.1ms SsaConstructionTime, 141.7ms SatisfiabilityAnalysisTime, 407.5ms InterpolantComputationTime, 263 NumberOfCodeBlocks, 263 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 258 ConstructedInterpolants, 0 QuantifiedInterpolants, 950 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...