/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe035_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 20:11:25,584 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 20:11:25,586 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 20:11:25,603 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 20:11:25,629 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-14 20:11:25,630 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-14 20:11:25,630 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-14 20:11:25,631 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Random42.epf [2021-07-14 20:11:25,647 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 20:11:25,647 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 20:11:25,647 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 20:11:25,648 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 20:11:25,648 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 20:11:25,649 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 20:11:25,649 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 20:11:25,649 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 20:11:25,649 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 20:11:25,649 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 20:11:25,649 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 20:11:25,650 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 20:11:25,650 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 20:11:25,650 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 20:11:25,650 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 20:11:25,650 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 20:11:25,650 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 20:11:25,651 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 20:11:25,651 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 20:11:25,651 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 20:11:25,651 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 20:11:25,651 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 20:11:25,651 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 20:11:25,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 20:11:25,652 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 20:11:25,652 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 20:11:25,667 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 20:11:25,667 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 20:11:25,667 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-07-14 20:11:25,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 20:11:25,668 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 20:11:25,668 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 20:11:25,668 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 20:11:25,668 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-14 20:11:25,668 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-14 20:11:25,668 INFO L138 SettingsManager]: * Random seed used by POR DFS order=42 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 20:11:25,933 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 20:11:25,952 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 20:11:25,954 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 20:11:25,954 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-14 20:11:25,955 INFO L275 PluginConnector]: CDTParser initialized [2021-07-14 20:11:25,956 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe035_tso.opt.i [2021-07-14 20:11:26,010 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6b09286d/1e91e2e4e2574a429563350a813afd19/FLAG2edc974cd [2021-07-14 20:11:26,387 INFO L306 CDTParser]: Found 1 translation units. [2021-07-14 20:11:26,388 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe035_tso.opt.i [2021-07-14 20:11:26,401 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6b09286d/1e91e2e4e2574a429563350a813afd19/FLAG2edc974cd [2021-07-14 20:11:26,412 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6b09286d/1e91e2e4e2574a429563350a813afd19 [2021-07-14 20:11:26,414 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 20:11:26,415 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-14 20:11:26,418 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-14 20:11:26,418 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-14 20:11:26,420 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-14 20:11:26,421 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 08:11:26" (1/1) ... [2021-07-14 20:11:26,422 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56156988 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:11:26, skipping insertion in model container [2021-07-14 20:11:26,422 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 08:11:26" (1/1) ... [2021-07-14 20:11:26,426 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-14 20:11:26,467 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-14 20:11:26,598 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/safe035_tso.opt.i[949,962] [2021-07-14 20:11:26,725 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 20:11:26,732 INFO L203 MainTranslator]: Completed pre-run [2021-07-14 20:11:26,741 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/safe035_tso.opt.i[949,962] [2021-07-14 20:11:26,767 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 20:11:26,791 INFO L208 MainTranslator]: Completed translation [2021-07-14 20:11:26,792 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:11:26 WrapperNode [2021-07-14 20:11:26,792 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-14 20:11:26,792 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 20:11:26,792 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 20:11:26,793 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 20:11:26,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:11:26" (1/1) ... [2021-07-14 20:11:26,805 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:11:26" (1/1) ... [2021-07-14 20:11:26,830 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 20:11:26,831 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 20:11:26,831 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 20:11:26,831 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 20:11:26,835 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:11:26" (1/1) ... [2021-07-14 20:11:26,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:11:26" (1/1) ... [2021-07-14 20:11:26,838 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:11:26" (1/1) ... [2021-07-14 20:11:26,838 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:11:26" (1/1) ... [2021-07-14 20:11:26,851 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:11:26" (1/1) ... [2021-07-14 20:11:26,852 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:11:26" (1/1) ... [2021-07-14 20:11:26,853 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:11:26" (1/1) ... [2021-07-14 20:11:26,859 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 20:11:26,859 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 20:11:26,859 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 20:11:26,859 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 20:11:26,861 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:11:26" (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 20:11:26,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-14 20:11:26,912 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-14 20:11:26,912 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-14 20:11:26,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-14 20:11:26,913 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-14 20:11:26,913 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-14 20:11:26,913 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-14 20:11:26,913 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-14 20:11:26,913 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-14 20:11:26,913 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-14 20:11:26,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-14 20:11:26,913 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-14 20:11:26,913 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 20:11:26,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 20:11:26,914 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 20:11:27,236 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 20:11:27,236 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-14 20:11:27,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 08:11:27 BoogieIcfgContainer [2021-07-14 20:11:27,239 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 20:11:27,242 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 20:11:27,242 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 20:11:27,244 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 20:11:27,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 08:11:26" (1/3) ... [2021-07-14 20:11:27,245 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e33080c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 08:11:27, skipping insertion in model container [2021-07-14 20:11:27,245 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:11:26" (2/3) ... [2021-07-14 20:11:27,245 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e33080c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 08:11:27, skipping insertion in model container [2021-07-14 20:11:27,245 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 08:11:27" (3/3) ... [2021-07-14 20:11:27,246 INFO L111 eAbstractionObserver]: Analyzing ICFG safe035_tso.opt.i [2021-07-14 20:11:27,251 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 20:11:27,252 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 20:11:27,252 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 20:11:27,253 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 20:11:27,283 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,283 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,284 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,284 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,284 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,284 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,284 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,284 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,285 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,285 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,285 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,285 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,285 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,285 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,286 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,286 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,287 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,287 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,287 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,288 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,290 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,291 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,291 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,291 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,291 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,291 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,291 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,292 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,292 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,292 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,293 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,293 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,294 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,294 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,294 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,295 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,296 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,297 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,297 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,297 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,301 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,301 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,304 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,304 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,306 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,306 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,306 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,306 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:11:27,310 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-14 20:11:27,326 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 20:11:27,368 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 20:11:27,368 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 20:11:27,368 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 20:11:27,368 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 20:11:27,369 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 20:11:27,369 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 20:11:27,369 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 20:11:27,369 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 20:11:27,494 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 20:11:27,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 20:11:27,497 INFO L82 PathProgramCache]: Analyzing trace with hash 118823418, now seen corresponding path program 1 times [2021-07-14 20:11:27,503 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 20:11:27,503 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2063819375] [2021-07-14 20:11:27,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 20:11:27,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 20:11:27,792 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 20:11:27,793 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 20:11:27,793 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2063819375] [2021-07-14 20:11:27,793 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2063819375] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 20:11:27,794 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 20:11:27,794 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-14 20:11:27,794 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829345580] [2021-07-14 20:11:27,797 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-14 20:11:27,797 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 20:11:27,816 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-14 20:11:27,817 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-14 20:11:27,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:11:27,818 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 20:11:27,826 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 6 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 20:11:27,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:11:27,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 20:11:27,968 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 20:11:27,968 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 20:11:27,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 20:11:27,969 INFO L82 PathProgramCache]: Analyzing trace with hash -1359476178, now seen corresponding path program 2 times [2021-07-14 20:11:27,969 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 20:11:27,969 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488215775] [2021-07-14 20:11:27,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 20:11:27,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 20:11:28,137 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 20:11:28,137 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 20:11:28,137 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1488215775] [2021-07-14 20:11:28,137 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1488215775] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 20:11:28,137 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 20:11:28,137 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 20:11:28,138 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1569350511] [2021-07-14 20:11:28,138 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 20:11:28,139 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 20:11:28,139 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 20:11:28,139 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-07-14 20:11:28,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:11:28,139 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 20:11:28,140 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 20:11:28,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 20:11:28,140 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:11:28,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 20:11:28,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 20:11:28,753 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-14 20:11:28,754 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 20:11:28,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 20:11:28,754 INFO L82 PathProgramCache]: Analyzing trace with hash -883041062, now seen corresponding path program 3 times [2021-07-14 20:11:28,754 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 20:11:28,754 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966734287] [2021-07-14 20:11:28,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 20:11:28,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 20:11:28,867 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 20:11:28,868 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 20:11:28,868 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [966734287] [2021-07-14 20:11:28,868 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [966734287] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 20:11:28,868 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 20:11:28,868 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 20:11:28,868 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [834334348] [2021-07-14 20:11:28,868 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 20:11:28,869 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 20:11:28,869 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 20:11:28,869 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 20:11:28,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:11:28,869 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 20:11:28,870 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 20:11:28,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 20:11:28,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 20:11:28,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:11:29,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 20:11:29,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 20:11:29,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 20:11:29,203 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-14 20:11:29,204 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 20:11:29,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 20:11:29,205 INFO L82 PathProgramCache]: Analyzing trace with hash -1122304226, now seen corresponding path program 4 times [2021-07-14 20:11:29,205 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 20:11:29,206 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217731835] [2021-07-14 20:11:29,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 20:11:29,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 20:11:29,333 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 20:11:29,334 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 20:11:29,334 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [217731835] [2021-07-14 20:11:29,334 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [217731835] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 20:11:29,334 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 20:11:29,334 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 20:11:29,334 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1684334205] [2021-07-14 20:11:29,334 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 20:11:29,335 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 20:11:29,335 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 20:11:29,335 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-14 20:11:29,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:11:29,335 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 20:11:29,335 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 20:11:29,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 20:11:29,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 20:11:29,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 20:11:29,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:11:29,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 20:11:29,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 20:11:29,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 20:11:29,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 20:11:29,989 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-14 20:11:29,996 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 20:11:29,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 08:11:29 BasicIcfg [2021-07-14 20:11:29,997 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 20:11:29,998 INFO L168 Benchmark]: Toolchain (without parser) took 3582.73 ms. Allocated memory was 208.7 MB in the beginning and 455.1 MB in the end (delta: 246.4 MB). Free memory was 171.6 MB in the beginning and 338.1 MB in the end (delta: -166.5 MB). Peak memory consumption was 180.8 MB. Max. memory is 8.0 GB. [2021-07-14 20:11:29,998 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 208.7 MB. Free memory is still 189.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 20:11:29,998 INFO L168 Benchmark]: CACSL2BoogieTranslator took 374.19 ms. Allocated memory is still 208.7 MB. Free memory was 171.4 MB in the beginning and 182.0 MB in the end (delta: -10.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-07-14 20:11:29,999 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.87 ms. Allocated memory is still 208.7 MB. Free memory was 182.0 MB in the beginning and 179.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-14 20:11:29,999 INFO L168 Benchmark]: Boogie Preprocessor took 28.01 ms. Allocated memory is still 208.7 MB. Free memory was 179.9 MB in the beginning and 178.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 20:11:29,999 INFO L168 Benchmark]: RCFGBuilder took 380.35 ms. Allocated memory is still 208.7 MB. Free memory was 178.4 MB in the beginning and 154.8 MB in the end (delta: 23.6 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. [2021-07-14 20:11:30,000 INFO L168 Benchmark]: TraceAbstraction took 2755.47 ms. Allocated memory was 208.7 MB in the beginning and 455.1 MB in the end (delta: 246.4 MB). Free memory was 154.3 MB in the beginning and 338.1 MB in the end (delta: -183.9 MB). Peak memory consumption was 164.8 MB. Max. memory is 8.0 GB. [2021-07-14 20:11:30,001 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 208.7 MB. Free memory is still 189.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 374.19 ms. Allocated memory is still 208.7 MB. Free memory was 171.4 MB in the beginning and 182.0 MB in the end (delta: -10.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 37.87 ms. Allocated memory is still 208.7 MB. Free memory was 182.0 MB in the beginning and 179.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 28.01 ms. Allocated memory is still 208.7 MB. Free memory was 179.9 MB in the beginning and 178.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 380.35 ms. Allocated memory is still 208.7 MB. Free memory was 178.4 MB in the beginning and 154.8 MB in the end (delta: 23.6 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2755.47 ms. Allocated memory was 208.7 MB in the beginning and 455.1 MB in the end (delta: 246.4 MB). Free memory was 154.3 MB in the beginning and 338.1 MB in the end (delta: -183.9 MB). Peak memory consumption was 164.8 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 61316, positive: 59177, positive conditional: 51756, positive unconditional: 7421, negative: 2139, negative conditional: 2020, negative unconditional: 119, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 59823, positive: 59177, positive conditional: 51756, positive unconditional: 7421, negative: 646, negative conditional: 527, negative unconditional: 119, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 59823, positive: 58486, positive conditional: 0, positive unconditional: 58486, negative: 1337, negative conditional: 0, negative unconditional: 1337, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1398, positive: 1371, positive conditional: 0, positive unconditional: 1371, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1398, positive: 1365, positive conditional: 0, positive unconditional: 1365, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 33, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 52, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 34, negative conditional: 7, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 119, positive: 25, positive conditional: 13, positive unconditional: 13, negative: 94, negative conditional: 7, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 59823, positive: 57115, positive conditional: 0, positive unconditional: 57115, negative: 1310, negative conditional: 0, negative unconditional: 1310, unknown: 1398, unknown conditional: 0, unknown unconditional: 1398] , Statistics on independence cache: Total cache size (in pairs): 1417, Positive cache size: 1383, Positive conditional cache size: 12, Positive unconditional cache size: 1371, Negative cache size: 34, Negative conditional cache size: 7, Negative unconditional cache size: 27, SemanticConditionEliminator.Independence Queries: [ total: 3617, positive: 691, positive conditional: 691, positive unconditional: 0, negative: 2926, negative conditional: 158, negative unconditional: 2768, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3617, positive: 691, positive conditional: 691, positive unconditional: 0, negative: 2926, negative conditional: 158, negative unconditional: 2768, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 52, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 34, negative conditional: 7, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 119, positive: 25, positive conditional: 13, positive unconditional: 13, negative: 94, negative conditional: 7, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3617, positive: 679, positive conditional: 679, positive unconditional: 0, negative: 2919, negative conditional: 151, negative unconditional: 2768, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1417, Positive cache size: 1383, Positive conditional cache size: 12, Positive unconditional cache size: 1371, Negative cache size: 34, Negative conditional cache size: 7, Negative unconditional cache size: 27, Eliminated conditions: 2559, SemanticConditionEliminator.Independence Queries: [ total: 3617, positive: 691, positive conditional: 691, positive unconditional: 0, negative: 2926, negative conditional: 158, negative unconditional: 2768, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3617, positive: 691, positive conditional: 691, positive unconditional: 0, negative: 2926, negative conditional: 158, negative unconditional: 2768, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 52, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 34, negative conditional: 7, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 119, positive: 25, positive conditional: 13, positive unconditional: 13, negative: 94, negative conditional: 7, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3617, positive: 679, positive conditional: 679, positive unconditional: 0, negative: 2919, negative conditional: 151, negative unconditional: 2768, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1417, Positive cache size: 1383, Positive conditional cache size: 12, Positive unconditional cache size: 1371, Negative cache size: 34, Negative conditional cache size: 7, Negative unconditional cache size: 27, Eliminated conditions: 2559, SemanticConditionEliminator.Independence Queries: [ total: 3617, positive: 691, positive conditional: 691, positive unconditional: 0, negative: 2926, negative conditional: 158, negative unconditional: 2768, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3617, positive: 691, positive conditional: 691, positive unconditional: 0, negative: 2926, negative conditional: 158, negative unconditional: 2768, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 52, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 34, negative conditional: 7, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 119, positive: 25, positive conditional: 13, positive unconditional: 13, negative: 94, negative conditional: 7, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3617, positive: 679, positive conditional: 679, positive unconditional: 0, negative: 2919, negative conditional: 151, negative unconditional: 2768, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1417, Positive cache size: 1383, Positive conditional cache size: 12, Positive unconditional cache size: 1371, Negative cache size: 34, Negative conditional cache size: 7, Negative unconditional cache size: 27, Eliminated conditions: 2559, SemanticConditionEliminator.Independence Queries: [ total: 3617, positive: 691, positive conditional: 691, positive unconditional: 0, negative: 2926, negative conditional: 158, negative unconditional: 2768, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3617, positive: 691, positive conditional: 691, positive unconditional: 0, negative: 2926, negative conditional: 158, negative unconditional: 2768, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 52, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 34, negative conditional: 7, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 119, positive: 25, positive conditional: 13, positive unconditional: 13, negative: 94, negative conditional: 7, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3617, positive: 679, positive conditional: 679, positive unconditional: 0, negative: 2919, negative conditional: 151, negative unconditional: 2768, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1417, Positive cache size: 1383, Positive conditional cache size: 12, Positive unconditional cache size: 1371, Negative cache size: 34, Negative conditional cache size: 7, Negative unconditional cache size: 27, Eliminated conditions: 2559 ], Maximal queried relation: 4, Independence queries for same thread: 1493 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 337, Number of persistent set computation: 4174, Number of trivial persistent sets: 2240, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 61316, positive: 59177, positive conditional: 51756, positive unconditional: 7421, negative: 2139, negative conditional: 2020, negative unconditional: 119, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 59823, positive: 59177, positive conditional: 51756, positive unconditional: 7421, negative: 646, negative conditional: 527, negative unconditional: 119, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 59823, positive: 58486, positive conditional: 0, positive unconditional: 58486, negative: 1337, negative conditional: 0, negative unconditional: 1337, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1398, positive: 1371, positive conditional: 0, positive unconditional: 1371, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1398, positive: 1365, positive conditional: 0, positive unconditional: 1365, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 33, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 52, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 34, negative conditional: 7, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 119, positive: 25, positive conditional: 13, positive unconditional: 13, negative: 94, negative conditional: 7, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 59823, positive: 57115, positive conditional: 0, positive unconditional: 57115, negative: 1310, negative conditional: 0, negative unconditional: 1310, unknown: 1398, unknown conditional: 0, unknown unconditional: 1398] , Statistics on independence cache: Total cache size (in pairs): 1417, Positive cache size: 1383, Positive conditional cache size: 12, Positive unconditional cache size: 1371, Negative cache size: 34, Negative conditional cache size: 7, Negative unconditional cache size: 27, SemanticConditionEliminator.Independence Queries: [ total: 3617, positive: 691, positive conditional: 691, positive unconditional: 0, negative: 2926, negative conditional: 158, negative unconditional: 2768, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3617, positive: 691, positive conditional: 691, positive unconditional: 0, negative: 2926, negative conditional: 158, negative unconditional: 2768, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 52, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 34, negative conditional: 7, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 119, positive: 25, positive conditional: 13, positive unconditional: 13, negative: 94, negative conditional: 7, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3617, positive: 679, positive conditional: 679, positive unconditional: 0, negative: 2919, negative conditional: 151, negative unconditional: 2768, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1417, Positive cache size: 1383, Positive conditional cache size: 12, Positive unconditional cache size: 1371, Negative cache size: 34, Negative conditional cache size: 7, Negative unconditional cache size: 27, Eliminated conditions: 2559, SemanticConditionEliminator.Independence Queries: [ total: 3617, positive: 691, positive conditional: 691, positive unconditional: 0, negative: 2926, negative conditional: 158, negative unconditional: 2768, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3617, positive: 691, positive conditional: 691, positive unconditional: 0, negative: 2926, negative conditional: 158, negative unconditional: 2768, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 52, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 34, negative conditional: 7, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 119, positive: 25, positive conditional: 13, positive unconditional: 13, negative: 94, negative conditional: 7, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3617, positive: 679, positive conditional: 679, positive unconditional: 0, negative: 2919, negative conditional: 151, negative unconditional: 2768, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1417, Positive cache size: 1383, Positive conditional cache size: 12, Positive unconditional cache size: 1371, Negative cache size: 34, Negative conditional cache size: 7, Negative unconditional cache size: 27, Eliminated conditions: 2559, SemanticConditionEliminator.Independence Queries: [ total: 3617, positive: 691, positive conditional: 691, positive unconditional: 0, negative: 2926, negative conditional: 158, negative unconditional: 2768, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3617, positive: 691, positive conditional: 691, positive unconditional: 0, negative: 2926, negative conditional: 158, negative unconditional: 2768, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 52, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 34, negative conditional: 7, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 119, positive: 25, positive conditional: 13, positive unconditional: 13, negative: 94, negative conditional: 7, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3617, positive: 679, positive conditional: 679, positive unconditional: 0, negative: 2919, negative conditional: 151, negative unconditional: 2768, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1417, Positive cache size: 1383, Positive conditional cache size: 12, Positive unconditional cache size: 1371, Negative cache size: 34, Negative conditional cache size: 7, Negative unconditional cache size: 27, Eliminated conditions: 2559, SemanticConditionEliminator.Independence Queries: [ total: 3617, positive: 691, positive conditional: 691, positive unconditional: 0, negative: 2926, negative conditional: 158, negative unconditional: 2768, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3617, positive: 691, positive conditional: 691, positive unconditional: 0, negative: 2926, negative conditional: 158, negative unconditional: 2768, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 52, positive: 18, positive conditional: 12, positive unconditional: 6, negative: 34, negative conditional: 7, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 119, positive: 25, positive conditional: 13, positive unconditional: 13, negative: 94, negative conditional: 7, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3617, positive: 679, positive conditional: 679, positive unconditional: 0, negative: 2919, negative conditional: 151, negative unconditional: 2768, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1417, Positive cache size: 1383, Positive conditional cache size: 12, Positive unconditional cache size: 1371, Negative cache size: 34, Negative conditional cache size: 7, Negative unconditional cache size: 27, Eliminated conditions: 2559 ], Maximal queried relation: 4, Independence queries for same thread: 1493 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 107 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2654.2ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 10.1ms, PartialOrderReductionTime: 1856.2ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 36, 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: 20.0ms SsaConstructionTime, 116.6ms SatisfiabilityAnalysisTime, 487.0ms InterpolantComputationTime, 268 NumberOfCodeBlocks, 268 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 264 ConstructedInterpolants, 0 QuantifiedInterpolants, 879 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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...