/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe019_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 17:39:30,567 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 17:39:30,569 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 17:39:30,587 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 17:39:30,612 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf [2021-07-14 17:39:30,646 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 17:39:30,647 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 17:39:30,647 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 17:39:30,647 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 17:39:30,648 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 17:39:30,648 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 17:39:30,648 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 17:39:30,648 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 17:39:30,648 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 17:39:30,648 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 17:39:30,648 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 17:39:30,649 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 17:39:30,649 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 17:39:30,649 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 17:39:30,649 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 17:39:30,649 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 17:39:30,649 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 17:39:30,649 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 17:39:30,649 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 17:39:30,649 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 17:39:30,649 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 17:39:30,650 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 17:39:30,650 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 17:39:30,650 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 17:39:30,650 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 17:39:30,650 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 17:39:30,650 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 17:39:30,650 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 17:39:30,650 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-07-14 17:39:30,650 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 17:39:30,651 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 17:39:30,651 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 17:39:30,651 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 17:39:30,651 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-14 17:39:30,651 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 17:39:30,875 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 17:39:30,888 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 17:39:30,890 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 17:39:30,891 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-14 17:39:30,891 INFO L275 PluginConnector]: CDTParser initialized [2021-07-14 17:39:30,892 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe019_tso.oepc.i [2021-07-14 17:39:30,936 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0efac2f8/2e80c0db31a745569ee25bc005a2c93e/FLAGf1bf644f1 [2021-07-14 17:39:31,366 INFO L306 CDTParser]: Found 1 translation units. [2021-07-14 17:39:31,366 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe019_tso.oepc.i [2021-07-14 17:39:31,385 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0efac2f8/2e80c0db31a745569ee25bc005a2c93e/FLAGf1bf644f1 [2021-07-14 17:39:31,398 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0efac2f8/2e80c0db31a745569ee25bc005a2c93e [2021-07-14 17:39:31,401 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 17:39:31,403 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-14 17:39:31,408 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-14 17:39:31,408 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-14 17:39:31,411 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-14 17:39:31,411 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 05:39:31" (1/1) ... [2021-07-14 17:39:31,412 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40f28c7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:39:31, skipping insertion in model container [2021-07-14 17:39:31,412 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 05:39:31" (1/1) ... [2021-07-14 17:39:31,416 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-14 17:39:31,460 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-14 17:39:31,552 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/safe019_tso.oepc.i[950,963] [2021-07-14 17:39:31,696 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 17:39:31,705 INFO L203 MainTranslator]: Completed pre-run [2021-07-14 17:39:31,718 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/safe019_tso.oepc.i[950,963] [2021-07-14 17:39:31,753 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 17:39:31,782 INFO L208 MainTranslator]: Completed translation [2021-07-14 17:39:31,783 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:39:31 WrapperNode [2021-07-14 17:39:31,783 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-14 17:39:31,783 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 17:39:31,784 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 17:39:31,784 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 17:39:31,788 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:39:31" (1/1) ... [2021-07-14 17:39:31,816 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:39:31" (1/1) ... [2021-07-14 17:39:31,828 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 17:39:31,830 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 17:39:31,830 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 17:39:31,830 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 17:39:31,835 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:39:31" (1/1) ... [2021-07-14 17:39:31,835 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:39:31" (1/1) ... [2021-07-14 17:39:31,852 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:39:31" (1/1) ... [2021-07-14 17:39:31,853 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:39:31" (1/1) ... [2021-07-14 17:39:31,857 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:39:31" (1/1) ... [2021-07-14 17:39:31,858 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:39:31" (1/1) ... [2021-07-14 17:39:31,859 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:39:31" (1/1) ... [2021-07-14 17:39:31,861 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 17:39:31,862 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 17:39:31,862 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 17:39:31,862 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 17:39:31,862 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:39:31" (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 17:39:31,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-14 17:39:31,942 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-14 17:39:31,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-14 17:39:31,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-14 17:39:31,942 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-14 17:39:31,942 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-14 17:39:31,942 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-14 17:39:31,942 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-14 17:39:31,942 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-14 17:39:31,942 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-14 17:39:31,942 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-07-14 17:39:31,945 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-07-14 17:39:31,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-14 17:39:31,945 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-14 17:39:31,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 17:39:31,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 17:39:31,947 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 17:39:32,189 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 17:39:32,189 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-14 17:39:32,191 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 05:39:32 BoogieIcfgContainer [2021-07-14 17:39:32,191 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 17:39:32,192 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 17:39:32,192 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 17:39:32,194 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 17:39:32,194 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 05:39:31" (1/3) ... [2021-07-14 17:39:32,195 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33a2e573 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 05:39:32, skipping insertion in model container [2021-07-14 17:39:32,195 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 05:39:31" (2/3) ... [2021-07-14 17:39:32,195 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33a2e573 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 05:39:32, skipping insertion in model container [2021-07-14 17:39:32,195 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 05:39:32" (3/3) ... [2021-07-14 17:39:32,196 INFO L111 eAbstractionObserver]: Analyzing ICFG safe019_tso.oepc.i [2021-07-14 17:39:32,200 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 17:39:32,200 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 17:39:32,201 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 17:39:32,201 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 17:39:32,228 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,228 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,229 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,229 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,229 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,229 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,229 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,229 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,230 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,230 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,230 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,230 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,230 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,231 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,231 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,231 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,231 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,231 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,231 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,231 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,231 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,232 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,232 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,232 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,232 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,232 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,232 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,232 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,233 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,233 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,233 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,233 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,233 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,233 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,234 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,234 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,234 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,234 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,234 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,234 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,234 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,234 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,235 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,235 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,235 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,235 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,235 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,235 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,237 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,237 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,237 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,237 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,240 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,241 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,241 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,241 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,242 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,243 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,243 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,243 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,244 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,244 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,245 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,245 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 17:39:32,246 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-14 17:39:32,262 INFO L255 AbstractCegarLoop]: Starting to check reachability of 5 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 17:39:32,307 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 17:39:32,307 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 17:39:32,308 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 17:39:32,308 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 17:39:32,308 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 17:39:32,308 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 17:39:32,309 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 17:39:32,309 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 17:39:32,565 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 17:39:32,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 17:39:32,569 INFO L82 PathProgramCache]: Analyzing trace with hash 103602225, now seen corresponding path program 1 times [2021-07-14 17:39:32,577 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 17:39:32,578 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401333543] [2021-07-14 17:39:32,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 17:39:32,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 17:39:32,805 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 17:39:32,806 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 17:39:32,807 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1401333543] [2021-07-14 17:39:32,807 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1401333543] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 17:39:32,807 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 17:39:32,807 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-14 17:39:32,808 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2032856443] [2021-07-14 17:39:32,812 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-14 17:39:32,816 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 17:39:32,826 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-14 17:39:32,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-14 17:39:32,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:39:32,833 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 17:39:32,835 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 39.5) internal successors, (79), 2 states have internal predecessors, (79), 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 17:39:32,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:39:32,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:39:32,860 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 17:39:32,861 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 17:39:32,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 17:39:32,861 INFO L82 PathProgramCache]: Analyzing trace with hash -89948529, now seen corresponding path program 1 times [2021-07-14 17:39:32,861 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 17:39:32,861 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1261904566] [2021-07-14 17:39:32,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 17:39:32,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 17:39:33,060 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 17:39:33,060 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 17:39:33,061 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1261904566] [2021-07-14 17:39:33,061 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1261904566] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 17:39:33,061 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 17:39:33,061 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 17:39:33,061 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974995216] [2021-07-14 17:39:33,062 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 17:39:33,062 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 17:39:33,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 17:39:33,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-07-14 17:39:33,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:39:33,063 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 17:39:33,063 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 9.75) internal successors, (78), 8 states have internal predecessors, (78), 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 17:39:33,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:39:33,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:39:35,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:39:35,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 17:39:35,209 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-14 17:39:35,209 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 17:39:35,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 17:39:35,210 INFO L82 PathProgramCache]: Analyzing trace with hash -1698614761, now seen corresponding path program 2 times [2021-07-14 17:39:35,210 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 17:39:35,210 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1271103604] [2021-07-14 17:39:35,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 17:39:35,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 17:39:35,356 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 17:39:35,356 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 17:39:35,356 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1271103604] [2021-07-14 17:39:35,356 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1271103604] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 17:39:35,357 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 17:39:35,357 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 17:39:35,357 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124164716] [2021-07-14 17:39:35,357 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 17:39:35,357 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 17:39:35,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 17:39:35,358 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-07-14 17:39:35,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:39:35,358 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 17:39:35,358 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 9.75) internal successors, (78), 8 states have internal predecessors, (78), 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 17:39:35,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:39:35,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 17:39:35,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:39:36,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:39:36,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 17:39:36,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 17:39:36,446 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-14 17:39:36,446 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 17:39:36,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 17:39:36,447 INFO L82 PathProgramCache]: Analyzing trace with hash 2139905619, now seen corresponding path program 3 times [2021-07-14 17:39:36,447 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 17:39:36,448 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1877891512] [2021-07-14 17:39:36,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 17:39:36,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 17:39:36,569 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 17:39:36,569 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 17:39:36,569 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1877891512] [2021-07-14 17:39:36,570 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1877891512] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 17:39:36,570 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 17:39:36,570 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 17:39:36,570 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170939271] [2021-07-14 17:39:36,571 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 17:39:36,571 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 17:39:36,571 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 17:39:36,572 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 17:39:36,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:39:36,572 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 17:39:36,572 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 11.142857142857142) internal successors, (78), 7 states have internal predecessors, (78), 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 17:39:36,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:39:36,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 17:39:36,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 17:39:36,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:39:38,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:39:38,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 17:39:38,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 17:39:38,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 17:39:38,166 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-14 17:39:38,166 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 17:39:38,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 17:39:38,167 INFO L82 PathProgramCache]: Analyzing trace with hash 2089285135, now seen corresponding path program 4 times [2021-07-14 17:39:38,167 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 17:39:38,167 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433646883] [2021-07-14 17:39:38,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 17:39:38,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 17:39:38,311 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 17:39:38,311 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 17:39:38,311 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1433646883] [2021-07-14 17:39:38,311 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1433646883] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 17:39:38,311 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 17:39:38,311 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-07-14 17:39:38,311 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922244797] [2021-07-14 17:39:38,312 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-07-14 17:39:38,312 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 17:39:38,312 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-07-14 17:39:38,312 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-07-14 17:39:38,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:39:38,312 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 17:39:38,312 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 8.666666666666666) internal successors, (78), 9 states have internal predecessors, (78), 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 17:39:38,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:39:38,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 17:39:38,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 17:39:38,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 17:39:38,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:39:40,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:39:40,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 17:39:40,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 17:39:40,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 17:39:40,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 17:39:40,866 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-14 17:39:40,866 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 17:39:40,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 17:39:40,868 INFO L82 PathProgramCache]: Analyzing trace with hash 832521029, now seen corresponding path program 5 times [2021-07-14 17:39:40,868 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 17:39:40,869 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [687205807] [2021-07-14 17:39:40,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 17:39:40,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 17:39:40,969 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 17:39:40,969 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 17:39:40,971 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [687205807] [2021-07-14 17:39:40,971 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [687205807] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 17:39:40,972 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 17:39:40,972 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 17:39:40,972 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390970371] [2021-07-14 17:39:40,972 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 17:39:40,972 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 17:39:40,972 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 17:39:40,974 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 17:39:40,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:39:40,974 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 17:39:40,974 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 11.142857142857142) internal successors, (78), 7 states have internal predecessors, (78), 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 17:39:40,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:39:40,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 17:39:40,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-14 17:39:40,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 17:39:40,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 17:39:40,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:39:45,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 17:39:45,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 17:39:45,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-14 17:39:45,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 17:39:45,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 17:39:45,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 17:39:45,193 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-14 17:39:45,211 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 17:39:45,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 05:39:45 BasicIcfg [2021-07-14 17:39:45,212 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 17:39:45,213 INFO L168 Benchmark]: Toolchain (without parser) took 13809.90 ms. Allocated memory was 199.2 MB in the beginning and 5.8 GB in the end (delta: 5.6 GB). Free memory was 163.6 MB in the beginning and 5.1 GB in the end (delta: -4.9 GB). Peak memory consumption was 766.3 MB. Max. memory is 8.0 GB. [2021-07-14 17:39:45,213 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 199.2 MB. Free memory is still 181.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 17:39:45,213 INFO L168 Benchmark]: CACSL2BoogieTranslator took 374.77 ms. Allocated memory is still 199.2 MB. Free memory was 163.3 MB in the beginning and 173.6 MB in the end (delta: -10.3 MB). Peak memory consumption was 15.2 MB. Max. memory is 8.0 GB. [2021-07-14 17:39:45,213 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.66 ms. Allocated memory is still 199.2 MB. Free memory was 173.1 MB in the beginning and 171.5 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-14 17:39:45,214 INFO L168 Benchmark]: Boogie Preprocessor took 31.25 ms. Allocated memory is still 199.2 MB. Free memory was 171.5 MB in the beginning and 170.0 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 17:39:45,214 INFO L168 Benchmark]: RCFGBuilder took 329.30 ms. Allocated memory is still 199.2 MB. Free memory was 170.0 MB in the beginning and 143.8 MB in the end (delta: 26.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. [2021-07-14 17:39:45,214 INFO L168 Benchmark]: TraceAbstraction took 13020.35 ms. Allocated memory was 199.2 MB in the beginning and 5.8 GB in the end (delta: 5.6 GB). Free memory was 143.2 MB in the beginning and 5.1 GB in the end (delta: -4.9 GB). Peak memory consumption was 744.8 MB. Max. memory is 8.0 GB. [2021-07-14 17:39:45,215 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 199.2 MB. Free memory is still 181.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 374.77 ms. Allocated memory is still 199.2 MB. Free memory was 163.3 MB in the beginning and 173.6 MB in the end (delta: -10.3 MB). Peak memory consumption was 15.2 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 44.66 ms. Allocated memory is still 199.2 MB. Free memory was 173.1 MB in the beginning and 171.5 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 31.25 ms. Allocated memory is still 199.2 MB. Free memory was 171.5 MB in the beginning and 170.0 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 329.30 ms. Allocated memory is still 199.2 MB. Free memory was 170.0 MB in the beginning and 143.8 MB in the end (delta: 26.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 13020.35 ms. Allocated memory was 199.2 MB in the beginning and 5.8 GB in the end (delta: 5.6 GB). Free memory was 143.2 MB in the beginning and 5.1 GB in the end (delta: -4.9 GB). Peak memory consumption was 744.8 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: 825079, positive: 797027, positive conditional: 782693, positive unconditional: 14334, negative: 28052, negative conditional: 27879, negative unconditional: 173, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 802973, positive: 797027, positive conditional: 782693, positive unconditional: 14334, negative: 5946, negative conditional: 5773, negative unconditional: 173, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 802973, positive: 786460, positive conditional: 0, positive unconditional: 786460, negative: 16513, negative conditional: 0, negative unconditional: 16513, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2176, positive: 2146, positive conditional: 0, positive unconditional: 2146, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2176, positive: 2134, positive conditional: 0, positive unconditional: 2134, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 42, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 78, positive: 35, positive conditional: 23, positive unconditional: 12, negative: 43, negative conditional: 13, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 225, positive: 70, positive conditional: 31, positive unconditional: 39, negative: 155, negative conditional: 15, negative unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 802973, positive: 784314, positive conditional: 0, positive unconditional: 784314, negative: 16483, negative conditional: 0, negative unconditional: 16483, unknown: 2176, unknown conditional: 0, unknown unconditional: 2176] , Statistics on independence cache: Total cache size (in pairs): 2212, Positive cache size: 2169, Positive conditional cache size: 23, Positive unconditional cache size: 2146, Negative cache size: 43, Negative conditional cache size: 13, Negative unconditional cache size: 30, SemanticConditionEliminator.Independence Queries: [ total: 68140, positive: 10567, positive conditional: 10567, positive unconditional: 0, negative: 57573, negative conditional: 1916, negative unconditional: 55657, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 68140, positive: 10567, positive conditional: 10567, positive unconditional: 0, negative: 57573, negative conditional: 1916, negative unconditional: 55657, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 78, positive: 35, positive conditional: 23, positive unconditional: 12, negative: 43, negative conditional: 13, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 225, positive: 70, positive conditional: 31, positive unconditional: 39, negative: 155, negative conditional: 15, negative unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 68140, positive: 10544, positive conditional: 10544, positive unconditional: 0, negative: 57560, negative conditional: 1903, negative unconditional: 55657, unknown: 36, unknown conditional: 36, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2212, Positive cache size: 2169, Positive conditional cache size: 23, Positive unconditional cache size: 2146, Negative cache size: 43, Negative conditional cache size: 13, Negative unconditional cache size: 30, Eliminated conditions: 55336, SemanticConditionEliminator.Independence Queries: [ total: 68140, positive: 10567, positive conditional: 10567, positive unconditional: 0, negative: 57573, negative conditional: 1916, negative unconditional: 55657, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 68140, positive: 10567, positive conditional: 10567, positive unconditional: 0, negative: 57573, negative conditional: 1916, negative unconditional: 55657, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 78, positive: 35, positive conditional: 23, positive unconditional: 12, negative: 43, negative conditional: 13, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 225, positive: 70, positive conditional: 31, positive unconditional: 39, negative: 155, negative conditional: 15, negative unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 68140, positive: 10544, positive conditional: 10544, positive unconditional: 0, negative: 57560, negative conditional: 1903, negative unconditional: 55657, unknown: 36, unknown conditional: 36, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2212, Positive cache size: 2169, Positive conditional cache size: 23, Positive unconditional cache size: 2146, Negative cache size: 43, Negative conditional cache size: 13, Negative unconditional cache size: 30, Eliminated conditions: 55336, SemanticConditionEliminator.Independence Queries: [ total: 68140, positive: 10567, positive conditional: 10567, positive unconditional: 0, negative: 57573, negative conditional: 1916, negative unconditional: 55657, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 68140, positive: 10567, positive conditional: 10567, positive unconditional: 0, negative: 57573, negative conditional: 1916, negative unconditional: 55657, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 78, positive: 35, positive conditional: 23, positive unconditional: 12, negative: 43, negative conditional: 13, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 225, positive: 70, positive conditional: 31, positive unconditional: 39, negative: 155, negative conditional: 15, negative unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 68140, positive: 10544, positive conditional: 10544, positive unconditional: 0, negative: 57560, negative conditional: 1903, negative unconditional: 55657, unknown: 36, unknown conditional: 36, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2212, Positive cache size: 2169, Positive conditional cache size: 23, Positive unconditional cache size: 2146, Negative cache size: 43, Negative conditional cache size: 13, Negative unconditional cache size: 30, Eliminated conditions: 55336, SemanticConditionEliminator.Independence Queries: [ total: 68140, positive: 10567, positive conditional: 10567, positive unconditional: 0, negative: 57573, negative conditional: 1916, negative unconditional: 55657, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 68140, positive: 10567, positive conditional: 10567, positive unconditional: 0, negative: 57573, negative conditional: 1916, negative unconditional: 55657, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 78, positive: 35, positive conditional: 23, positive unconditional: 12, negative: 43, negative conditional: 13, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 225, positive: 70, positive conditional: 31, positive unconditional: 39, negative: 155, negative conditional: 15, negative unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 68140, positive: 10544, positive conditional: 10544, positive unconditional: 0, negative: 57560, negative conditional: 1903, negative unconditional: 55657, unknown: 36, unknown conditional: 36, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2212, Positive cache size: 2169, Positive conditional cache size: 23, Positive unconditional cache size: 2146, Negative cache size: 43, Negative conditional cache size: 13, Negative unconditional cache size: 30, Eliminated conditions: 55336, SemanticConditionEliminator.Independence Queries: [ total: 68140, positive: 10567, positive conditional: 10567, positive unconditional: 0, negative: 57573, negative conditional: 1916, negative unconditional: 55657, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 68140, positive: 10567, positive conditional: 10567, positive unconditional: 0, negative: 57573, negative conditional: 1916, negative unconditional: 55657, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 78, positive: 35, positive conditional: 23, positive unconditional: 12, negative: 43, negative conditional: 13, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 225, positive: 70, positive conditional: 31, positive unconditional: 39, negative: 155, negative conditional: 15, negative unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 68140, positive: 10544, positive conditional: 10544, positive unconditional: 0, negative: 57560, negative conditional: 1903, negative unconditional: 55657, unknown: 36, unknown conditional: 36, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2212, Positive cache size: 2169, Positive conditional cache size: 23, Positive unconditional cache size: 2146, Negative cache size: 43, Negative conditional cache size: 13, Negative unconditional cache size: 30, Eliminated conditions: 55336, SemanticConditionEliminator.Independence Queries: [ total: 68140, positive: 10567, positive conditional: 10567, positive unconditional: 0, negative: 57573, negative conditional: 1916, negative unconditional: 55657, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 68140, positive: 10567, positive conditional: 10567, positive unconditional: 0, negative: 57573, negative conditional: 1916, negative unconditional: 55657, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 78, positive: 35, positive conditional: 23, positive unconditional: 12, negative: 43, negative conditional: 13, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 225, positive: 70, positive conditional: 31, positive unconditional: 39, negative: 155, negative conditional: 15, negative unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 68140, positive: 10544, positive conditional: 10544, positive unconditional: 0, negative: 57560, negative conditional: 1903, negative unconditional: 55657, unknown: 36, unknown conditional: 36, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2212, Positive cache size: 2169, Positive conditional cache size: 23, Positive unconditional cache size: 2146, Negative cache size: 43, Negative conditional cache size: 13, Negative unconditional cache size: 30, Eliminated conditions: 55336 ], Maximal queried relation: 6, Independence queries for same thread: 22106 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 1075, Number of persistent set computation: 19181, Number of trivial persistent sets: 17422, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 825079, positive: 797027, positive conditional: 782693, positive unconditional: 14334, negative: 28052, negative conditional: 27879, negative unconditional: 173, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 802973, positive: 797027, positive conditional: 782693, positive unconditional: 14334, negative: 5946, negative conditional: 5773, negative unconditional: 173, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 802973, positive: 786460, positive conditional: 0, positive unconditional: 786460, negative: 16513, negative conditional: 0, negative unconditional: 16513, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2176, positive: 2146, positive conditional: 0, positive unconditional: 2146, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2176, positive: 2134, positive conditional: 0, positive unconditional: 2134, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 42, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 78, positive: 35, positive conditional: 23, positive unconditional: 12, negative: 43, negative conditional: 13, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 225, positive: 70, positive conditional: 31, positive unconditional: 39, negative: 155, negative conditional: 15, negative unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 802973, positive: 784314, positive conditional: 0, positive unconditional: 784314, negative: 16483, negative conditional: 0, negative unconditional: 16483, unknown: 2176, unknown conditional: 0, unknown unconditional: 2176] , Statistics on independence cache: Total cache size (in pairs): 2212, Positive cache size: 2169, Positive conditional cache size: 23, Positive unconditional cache size: 2146, Negative cache size: 43, Negative conditional cache size: 13, Negative unconditional cache size: 30, SemanticConditionEliminator.Independence Queries: [ total: 68140, positive: 10567, positive conditional: 10567, positive unconditional: 0, negative: 57573, negative conditional: 1916, negative unconditional: 55657, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 68140, positive: 10567, positive conditional: 10567, positive unconditional: 0, negative: 57573, negative conditional: 1916, negative unconditional: 55657, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 78, positive: 35, positive conditional: 23, positive unconditional: 12, negative: 43, negative conditional: 13, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 225, positive: 70, positive conditional: 31, positive unconditional: 39, negative: 155, negative conditional: 15, negative unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 68140, positive: 10544, positive conditional: 10544, positive unconditional: 0, negative: 57560, negative conditional: 1903, negative unconditional: 55657, unknown: 36, unknown conditional: 36, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2212, Positive cache size: 2169, Positive conditional cache size: 23, Positive unconditional cache size: 2146, Negative cache size: 43, Negative conditional cache size: 13, Negative unconditional cache size: 30, Eliminated conditions: 55336, SemanticConditionEliminator.Independence Queries: [ total: 68140, positive: 10567, positive conditional: 10567, positive unconditional: 0, negative: 57573, negative conditional: 1916, negative unconditional: 55657, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 68140, positive: 10567, positive conditional: 10567, positive unconditional: 0, negative: 57573, negative conditional: 1916, negative unconditional: 55657, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 78, positive: 35, positive conditional: 23, positive unconditional: 12, negative: 43, negative conditional: 13, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 225, positive: 70, positive conditional: 31, positive unconditional: 39, negative: 155, negative conditional: 15, negative unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 68140, positive: 10544, positive conditional: 10544, positive unconditional: 0, negative: 57560, negative conditional: 1903, negative unconditional: 55657, unknown: 36, unknown conditional: 36, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2212, Positive cache size: 2169, Positive conditional cache size: 23, Positive unconditional cache size: 2146, Negative cache size: 43, Negative conditional cache size: 13, Negative unconditional cache size: 30, Eliminated conditions: 55336, SemanticConditionEliminator.Independence Queries: [ total: 68140, positive: 10567, positive conditional: 10567, positive unconditional: 0, negative: 57573, negative conditional: 1916, negative unconditional: 55657, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 68140, positive: 10567, positive conditional: 10567, positive unconditional: 0, negative: 57573, negative conditional: 1916, negative unconditional: 55657, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 78, positive: 35, positive conditional: 23, positive unconditional: 12, negative: 43, negative conditional: 13, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 225, positive: 70, positive conditional: 31, positive unconditional: 39, negative: 155, negative conditional: 15, negative unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 68140, positive: 10544, positive conditional: 10544, positive unconditional: 0, negative: 57560, negative conditional: 1903, negative unconditional: 55657, unknown: 36, unknown conditional: 36, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2212, Positive cache size: 2169, Positive conditional cache size: 23, Positive unconditional cache size: 2146, Negative cache size: 43, Negative conditional cache size: 13, Negative unconditional cache size: 30, Eliminated conditions: 55336, SemanticConditionEliminator.Independence Queries: [ total: 68140, positive: 10567, positive conditional: 10567, positive unconditional: 0, negative: 57573, negative conditional: 1916, negative unconditional: 55657, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 68140, positive: 10567, positive conditional: 10567, positive unconditional: 0, negative: 57573, negative conditional: 1916, negative unconditional: 55657, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 78, positive: 35, positive conditional: 23, positive unconditional: 12, negative: 43, negative conditional: 13, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 225, positive: 70, positive conditional: 31, positive unconditional: 39, negative: 155, negative conditional: 15, negative unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 68140, positive: 10544, positive conditional: 10544, positive unconditional: 0, negative: 57560, negative conditional: 1903, negative unconditional: 55657, unknown: 36, unknown conditional: 36, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2212, Positive cache size: 2169, Positive conditional cache size: 23, Positive unconditional cache size: 2146, Negative cache size: 43, Negative conditional cache size: 13, Negative unconditional cache size: 30, Eliminated conditions: 55336, SemanticConditionEliminator.Independence Queries: [ total: 68140, positive: 10567, positive conditional: 10567, positive unconditional: 0, negative: 57573, negative conditional: 1916, negative unconditional: 55657, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 68140, positive: 10567, positive conditional: 10567, positive unconditional: 0, negative: 57573, negative conditional: 1916, negative unconditional: 55657, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 78, positive: 35, positive conditional: 23, positive unconditional: 12, negative: 43, negative conditional: 13, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 225, positive: 70, positive conditional: 31, positive unconditional: 39, negative: 155, negative conditional: 15, negative unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 68140, positive: 10544, positive conditional: 10544, positive unconditional: 0, negative: 57560, negative conditional: 1903, negative unconditional: 55657, unknown: 36, unknown conditional: 36, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2212, Positive cache size: 2169, Positive conditional cache size: 23, Positive unconditional cache size: 2146, Negative cache size: 43, Negative conditional cache size: 13, Negative unconditional cache size: 30, Eliminated conditions: 55336, SemanticConditionEliminator.Independence Queries: [ total: 68140, positive: 10567, positive conditional: 10567, positive unconditional: 0, negative: 57573, negative conditional: 1916, negative unconditional: 55657, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 68140, positive: 10567, positive conditional: 10567, positive unconditional: 0, negative: 57573, negative conditional: 1916, negative unconditional: 55657, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 78, positive: 35, positive conditional: 23, positive unconditional: 12, negative: 43, negative conditional: 13, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 225, positive: 70, positive conditional: 31, positive unconditional: 39, negative: 155, negative conditional: 15, negative unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 68140, positive: 10544, positive conditional: 10544, positive unconditional: 0, negative: 57560, negative conditional: 1903, negative unconditional: 55657, unknown: 36, unknown conditional: 36, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2212, Positive cache size: 2169, Positive conditional cache size: 23, Positive unconditional cache size: 2146, Negative cache size: 43, Negative conditional cache size: 13, Negative unconditional cache size: 30, Eliminated conditions: 55336 ], Maximal queried relation: 6, Independence queries for same thread: 22106 - 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 9 procedures, 127 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 12936.7ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 16.7ms, PartialOrderReductionTime: 11858.1ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 61, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 23.7ms SsaConstructionTime, 235.4ms SatisfiabilityAnalysisTime, 587.4ms InterpolantComputationTime, 469 NumberOfCodeBlocks, 469 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 463 ConstructedInterpolants, 0 QuantifiedInterpolants, 1385 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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...