/usr/bin/java -Xmx16000000000 -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-DelaySleep-NoLbe-Random521.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe019_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2abb09bbbae98a04ae2fcc735832bfdba44f6fbc-2abb09b [2021-06-06 19:33:42,342 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-06 19:33:42,343 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-06 19:33:42,373 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-06 19:33:42,425 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-06 19:33:42,426 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-06 19:33:42,426 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-06 19:33:42,433 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-DelaySleep-NoLbe-Random521.epf [2021-06-06 19:33:42,477 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-06 19:33:42,477 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-06 19:33:42,477 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-06 19:33:42,478 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-06 19:33:42,480 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-06 19:33:42,480 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-06 19:33:42,480 INFO L138 SettingsManager]: * Use SBE=true [2021-06-06 19:33:42,481 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-06 19:33:42,481 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-06 19:33:42,481 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-06 19:33:42,482 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-06 19:33:42,482 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-06 19:33:42,482 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-06 19:33:42,482 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-06 19:33:42,482 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-06 19:33:42,482 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-06 19:33:42,482 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-06 19:33:42,482 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-06 19:33:42,483 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-06 19:33:42,483 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-06 19:33:42,483 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-06 19:33:42,483 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-06 19:33:42,483 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-06 19:33:42,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 19:33:42,483 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-06 19:33:42,484 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-06 19:33:42,484 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-06 19:33:42,484 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-06 19:33:42,484 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-06 19:33:42,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-06 19:33:42,484 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-06 19:33:42,484 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-06 19:33:42,485 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-06 19:33:42,485 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-06 19:33:42,485 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-06 19:33:42,485 INFO L138 SettingsManager]: * Random seed used by POR DFS order=521 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-06 19:33:42,754 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-06 19:33:42,785 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-06 19:33:42,787 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-06 19:33:42,787 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-06 19:33:42,790 INFO L275 PluginConnector]: CDTParser initialized [2021-06-06 19:33:42,791 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe019_tso.oepc.i [2021-06-06 19:33:42,838 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6225bc3b/9ba04d7bd02f4926bc6005cdf436077b/FLAG091ef1ce8 [2021-06-06 19:33:43,329 INFO L306 CDTParser]: Found 1 translation units. [2021-06-06 19:33:43,329 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe019_tso.oepc.i [2021-06-06 19:33:43,352 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6225bc3b/9ba04d7bd02f4926bc6005cdf436077b/FLAG091ef1ce8 [2021-06-06 19:33:43,672 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6225bc3b/9ba04d7bd02f4926bc6005cdf436077b [2021-06-06 19:33:43,674 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-06 19:33:43,675 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-06 19:33:43,677 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-06 19:33:43,677 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-06 19:33:43,680 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-06 19:33:43,680 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.06 07:33:43" (1/1) ... [2021-06-06 19:33:43,681 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2384081e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 07:33:43, skipping insertion in model container [2021-06-06 19:33:43,681 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.06 07:33:43" (1/1) ... [2021-06-06 19:33:43,688 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-06 19:33:43,745 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-06 19:33:43,927 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] [2021-06-06 19:33:44,104 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-06 19:33:44,112 INFO L203 MainTranslator]: Completed pre-run [2021-06-06 19:33:44,123 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] [2021-06-06 19:33:44,159 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-06 19:33:44,229 INFO L208 MainTranslator]: Completed translation [2021-06-06 19:33:44,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 07:33:44 WrapperNode [2021-06-06 19:33:44,229 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-06 19:33:44,230 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-06 19:33:44,230 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-06 19:33:44,230 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-06 19:33:44,236 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 07:33:44" (1/1) ... [2021-06-06 19:33:44,266 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 07:33:44" (1/1) ... [2021-06-06 19:33:44,289 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-06 19:33:44,290 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-06 19:33:44,290 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-06 19:33:44,290 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-06 19:33:44,296 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 07:33:44" (1/1) ... [2021-06-06 19:33:44,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 07:33:44" (1/1) ... [2021-06-06 19:33:44,305 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 07:33:44" (1/1) ... [2021-06-06 19:33:44,306 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 07:33:44" (1/1) ... [2021-06-06 19:33:44,309 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 07:33:44" (1/1) ... [2021-06-06 19:33:44,310 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 07:33:44" (1/1) ... [2021-06-06 19:33:44,312 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 07:33:44" (1/1) ... [2021-06-06 19:33:44,314 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-06 19:33:44,314 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-06 19:33:44,315 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-06 19:33:44,315 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-06 19:33:44,315 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 07:33:44" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 19:33:44,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-06 19:33:44,372 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-06 19:33:44,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-06 19:33:44,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-06 19:33:44,372 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-06 19:33:44,372 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-06 19:33:44,372 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-06 19:33:44,372 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-06 19:33:44,372 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-06 19:33:44,373 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-06 19:33:44,373 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-06-06 19:33:44,373 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-06-06 19:33:44,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-06 19:33:44,373 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-06 19:33:44,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-06 19:33:44,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-06 19:33:44,374 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-06 19:33:44,731 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-06 19:33:44,731 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-06 19:33:44,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 07:33:44 BoogieIcfgContainer [2021-06-06 19:33:44,733 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-06 19:33:44,734 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-06 19:33:44,734 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-06 19:33:44,736 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-06 19:33:44,737 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.06 07:33:43" (1/3) ... [2021-06-06 19:33:44,737 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@785cb0a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.06 07:33:44, skipping insertion in model container [2021-06-06 19:33:44,737 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.06 07:33:44" (2/3) ... [2021-06-06 19:33:44,738 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@785cb0a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.06 07:33:44, skipping insertion in model container [2021-06-06 19:33:44,738 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 07:33:44" (3/3) ... [2021-06-06 19:33:44,739 INFO L111 eAbstractionObserver]: Analyzing ICFG safe019_tso.oepc.i [2021-06-06 19:33:44,744 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-06 19:33:44,744 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-06 19:33:44,744 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-06 19:33:44,745 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-06 19:33:44,769 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,769 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,769 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,769 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,770 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,770 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,770 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,770 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,770 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,771 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,771 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,771 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,771 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,771 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,771 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,772 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,772 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,772 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,772 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,772 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,772 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,773 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,773 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,773 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,773 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,773 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,774 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,774 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,774 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,774 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,774 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,774 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,775 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,775 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,775 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,775 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,775 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,776 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,776 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,776 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,776 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,776 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,776 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,776 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,777 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,777 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,777 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,777 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,779 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,779 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,779 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,780 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,783 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,783 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,784 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,784 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,785 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,785 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,786 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,786 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,787 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,787 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,787 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,788 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-06 19:33:44,789 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-06 19:33:44,807 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) [2021-06-06 19:33:44,847 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 19:33:44,847 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 19:33:44,847 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 19:33:44,847 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 19:33:44,847 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 19:33:44,848 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 19:33:44,848 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 19:33:44,848 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-06 19:33:44,952 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-06 19:33:44,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 19:33:44,959 INFO L82 PathProgramCache]: Analyzing trace with hash 2056815419, now seen corresponding path program 1 times [2021-06-06 19:33:44,967 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 19:33:44,967 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [200852158] [2021-06-06 19:33:44,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 19:33:45,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 19:33:45,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 19:33:45,190 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 19:33:45,191 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [200852158] [2021-06-06 19:33:45,191 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [200852158] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 19:33:45,192 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 19:33:45,192 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-06 19:33:45,192 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310041596] [2021-06-06 19:33:45,196 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-06 19:33:45,196 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 19:33:45,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-06 19:33:45,209 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-06 19:33:45,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 19:33:45,210 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 19:33:45,214 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) [2021-06-06 19:33:45,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 19:33:45,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 19:33:45,226 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-06 19:33:45,226 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-06 19:33:45,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 19:33:45,227 INFO L82 PathProgramCache]: Analyzing trace with hash -1897751555, now seen corresponding path program 1 times [2021-06-06 19:33:45,227 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 19:33:45,228 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658147051] [2021-06-06 19:33:45,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 19:33:45,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 19:33:45,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 19:33:45,492 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 19:33:45,493 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1658147051] [2021-06-06 19:33:45,493 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1658147051] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 19:33:45,493 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 19:33:45,493 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-06 19:33:45,493 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1622242531] [2021-06-06 19:33:45,496 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-06 19:33:45,496 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 19:33:45,498 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-06 19:33:45,498 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-06-06 19:33:45,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 19:33:45,499 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 19:33:45,499 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) [2021-06-06 19:33:45,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 19:33:45,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 19:33:48,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 19:33:48,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 19:33:48,999 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-06 19:33:48,999 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-06 19:33:49,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 19:33:49,000 INFO L82 PathProgramCache]: Analyzing trace with hash -1879096295, now seen corresponding path program 2 times [2021-06-06 19:33:49,000 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 19:33:49,000 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584431577] [2021-06-06 19:33:49,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 19:33:49,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 19:33:49,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 19:33:49,128 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 19:33:49,128 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1584431577] [2021-06-06 19:33:49,129 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1584431577] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 19:33:49,129 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 19:33:49,129 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-06 19:33:49,129 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1113424775] [2021-06-06 19:33:49,129 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-06 19:33:49,129 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 19:33:49,130 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-06 19:33:49,130 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-06-06 19:33:49,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 19:33:49,131 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 19:33:49,131 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) [2021-06-06 19:33:49,131 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 19:33:49,131 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 19:33:49,131 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 19:33:51,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 19:33:51,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 19:33:51,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 19:33:51,043 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-06 19:33:51,043 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-06 19:33:51,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 19:33:51,044 INFO L82 PathProgramCache]: Analyzing trace with hash -501554297, now seen corresponding path program 3 times [2021-06-06 19:33:51,045 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 19:33:51,045 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480856543] [2021-06-06 19:33:51,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 19:33:51,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 19:33:51,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 19:33:51,215 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 19:33:51,216 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480856543] [2021-06-06 19:33:51,216 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1480856543] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 19:33:51,216 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 19:33:51,216 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-06 19:33:51,216 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822931746] [2021-06-06 19:33:51,217 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-06 19:33:51,218 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 19:33:51,219 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-06 19:33:51,219 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-06 19:33:51,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 19:33:51,219 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 19:33:51,220 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) [2021-06-06 19:33:51,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 19:33:51,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 19:33:51,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 19:33:51,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 19:33:53,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 19:33:53,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 19:33:53,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 19:33:53,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 19:33:53,858 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-06 19:33:53,858 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-06 19:33:53,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 19:33:53,859 INFO L82 PathProgramCache]: Analyzing trace with hash 511381269, now seen corresponding path program 4 times [2021-06-06 19:33:53,859 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 19:33:53,859 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [640269612] [2021-06-06 19:33:53,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 19:33:53,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 19:33:53,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 19:33:53,969 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 19:33:53,969 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [640269612] [2021-06-06 19:33:53,969 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [640269612] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 19:33:53,969 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 19:33:53,969 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-06 19:33:53,970 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1359525779] [2021-06-06 19:33:53,971 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-06 19:33:53,971 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 19:33:53,972 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-06 19:33:53,972 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-06 19:33:53,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 19:33:53,972 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 19:33:53,972 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) [2021-06-06 19:33:53,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 19:33:53,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 19:33:53,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 19:33:53,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 19:33:53,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 19:33:57,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 19:33:57,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 19:33:57,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 19:33:57,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 19:33:57,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 19:33:57,107 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-06 19:33:57,107 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-06 19:33:57,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 19:33:57,110 INFO L82 PathProgramCache]: Analyzing trace with hash 107626783, now seen corresponding path program 5 times [2021-06-06 19:33:57,110 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 19:33:57,110 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [841221411] [2021-06-06 19:33:57,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 19:33:57,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 19:33:57,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 19:33:57,249 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 19:33:57,254 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [841221411] [2021-06-06 19:33:57,254 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [841221411] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 19:33:57,254 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 19:33:57,254 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-06 19:33:57,254 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286260764] [2021-06-06 19:33:57,254 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-06 19:33:57,255 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 19:33:57,255 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-06 19:33:57,255 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-06 19:33:57,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 19:33:57,256 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 19:33:57,256 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) [2021-06-06 19:33:57,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 19:33:57,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 19:33:57,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 19:33:57,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 19:33:57,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 19:33:57,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 19:34:03,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 19:34:03,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 19:34:03,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 19:34:03,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 19:34:03,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 19:34:03,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 19:34:03,793 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-06 19:34:03,812 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-06 19:34:03,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.06 07:34:03 BasicIcfg [2021-06-06 19:34:03,815 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-06 19:34:03,816 INFO L168 Benchmark]: Toolchain (without parser) took 20140.62 ms. Allocated memory was 356.5 MB in the beginning and 8.3 GB in the end (delta: 7.9 GB). Free memory was 319.3 MB in the beginning and 7.7 GB in the end (delta: -7.4 GB). Peak memory consumption was 1.1 GB. Max. memory is 16.0 GB. [2021-06-06 19:34:03,816 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 356.5 MB. Free memory was 337.7 MB in the beginning and 337.6 MB in the end (delta: 71.0 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 19:34:03,817 INFO L168 Benchmark]: CACSL2BoogieTranslator took 552.59 ms. Allocated memory is still 356.5 MB. Free memory was 319.1 MB in the beginning and 318.2 MB in the end (delta: 920.2 kB). Peak memory consumption was 6.9 MB. Max. memory is 16.0 GB. [2021-06-06 19:34:03,817 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.15 ms. Allocated memory is still 356.5 MB. Free memory was 318.2 MB in the beginning and 316.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-06 19:34:03,817 INFO L168 Benchmark]: Boogie Preprocessor took 24.07 ms. Allocated memory is still 356.5 MB. Free memory was 316.1 MB in the beginning and 315.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-06 19:34:03,818 INFO L168 Benchmark]: RCFGBuilder took 418.37 ms. Allocated memory is still 356.5 MB. Free memory was 315.0 MB in the beginning and 286.7 MB in the end (delta: 28.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.0 GB. [2021-06-06 19:34:03,818 INFO L168 Benchmark]: TraceAbstraction took 19081.21 ms. Allocated memory was 356.5 MB in the beginning and 8.3 GB in the end (delta: 7.9 GB). Free memory was 286.7 MB in the beginning and 7.7 GB in the end (delta: -7.4 GB). Peak memory consumption was 1.0 GB. Max. memory is 16.0 GB. [2021-06-06 19:34:03,822 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 356.5 MB. Free memory was 337.7 MB in the beginning and 337.6 MB in the end (delta: 71.0 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 552.59 ms. Allocated memory is still 356.5 MB. Free memory was 319.1 MB in the beginning and 318.2 MB in the end (delta: 920.2 kB). Peak memory consumption was 6.9 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 59.15 ms. Allocated memory is still 356.5 MB. Free memory was 318.2 MB in the beginning and 316.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 24.07 ms. Allocated memory is still 356.5 MB. Free memory was 316.1 MB in the beginning and 315.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 418.37 ms. Allocated memory is still 356.5 MB. Free memory was 315.0 MB in the beginning and 286.7 MB in the end (delta: 28.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.0 GB. * TraceAbstraction took 19081.21 ms. Allocated memory was 356.5 MB in the beginning and 8.3 GB in the end (delta: 7.9 GB). Free memory was 286.7 MB in the beginning and 7.7 GB in the end (delta: -7.4 GB). Peak memory consumption was 1.0 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1039577, positive: 1011491, positive conditional: 1011491, positive unconditional: 0, negative: 28086, negative conditional: 28086, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1016996, positive: 1011491, positive conditional: 1011491, positive unconditional: 0, negative: 5505, negative conditional: 5505, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1016996, positive: 1003530, positive conditional: 0, positive unconditional: 1003530, negative: 13466, negative conditional: 0, negative unconditional: 13466, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1303, positive: 1283, positive conditional: 0, positive unconditional: 1283, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1303, positive: 1271, positive conditional: 0, positive unconditional: 1271, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 32, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 86, positive: 47, positive conditional: 35, positive unconditional: 12, negative: 39, negative conditional: 19, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 222, positive: 110, positive conditional: 62, positive unconditional: 49, negative: 112, negative conditional: 24, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1016996, positive: 1002247, positive conditional: 0, positive unconditional: 1002247, negative: 13446, negative conditional: 0, negative unconditional: 13446, unknown: 1303, unknown conditional: 0, unknown unconditional: 1303] , Statistics on independence cache: Total cache size (in pairs): 1357, Positive cache size: 1318, Positive conditional cache size: 35, Positive unconditional cache size: 1283, Negative cache size: 39, Negative conditional cache size: 19, Negative unconditional cache size: 20, SemanticConditionEliminator.Independence Queries: [ total: 54993, positive: 7961, positive conditional: 7961, positive unconditional: 0, negative: 47032, negative conditional: 1789, negative unconditional: 45243, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 54993, positive: 7961, positive conditional: 7961, positive unconditional: 0, negative: 47032, negative conditional: 1789, negative unconditional: 45243, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 86, positive: 47, positive conditional: 35, positive unconditional: 12, negative: 39, negative conditional: 19, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 222, positive: 110, positive conditional: 62, positive unconditional: 49, negative: 112, negative conditional: 24, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 54993, positive: 7926, positive conditional: 7926, positive unconditional: 0, negative: 47013, negative conditional: 1770, negative unconditional: 45243, unknown: 54, unknown conditional: 54, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1357, Positive cache size: 1318, Positive conditional cache size: 35, Positive unconditional cache size: 1283, Negative cache size: 39, Negative conditional cache size: 19, Negative unconditional cache size: 20, Eliminated conditions: 45243, SemanticConditionEliminator.Independence Queries: [ total: 54993, positive: 7961, positive conditional: 7961, positive unconditional: 0, negative: 47032, negative conditional: 1789, negative unconditional: 45243, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 54993, positive: 7961, positive conditional: 7961, positive unconditional: 0, negative: 47032, negative conditional: 1789, negative unconditional: 45243, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 86, positive: 47, positive conditional: 35, positive unconditional: 12, negative: 39, negative conditional: 19, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 222, positive: 110, positive conditional: 62, positive unconditional: 49, negative: 112, negative conditional: 24, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 54993, positive: 7926, positive conditional: 7926, positive unconditional: 0, negative: 47013, negative conditional: 1770, negative unconditional: 45243, unknown: 54, unknown conditional: 54, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1357, Positive cache size: 1318, Positive conditional cache size: 35, Positive unconditional cache size: 1283, Negative cache size: 39, Negative conditional cache size: 19, Negative unconditional cache size: 20, Eliminated conditions: 45243, SemanticConditionEliminator.Independence Queries: [ total: 54993, positive: 7961, positive conditional: 7961, positive unconditional: 0, negative: 47032, negative conditional: 1789, negative unconditional: 45243, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 54993, positive: 7961, positive conditional: 7961, positive unconditional: 0, negative: 47032, negative conditional: 1789, negative unconditional: 45243, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 86, positive: 47, positive conditional: 35, positive unconditional: 12, negative: 39, negative conditional: 19, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 222, positive: 110, positive conditional: 62, positive unconditional: 49, negative: 112, negative conditional: 24, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 54993, positive: 7926, positive conditional: 7926, positive unconditional: 0, negative: 47013, negative conditional: 1770, negative unconditional: 45243, unknown: 54, unknown conditional: 54, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1357, Positive cache size: 1318, Positive conditional cache size: 35, Positive unconditional cache size: 1283, Negative cache size: 39, Negative conditional cache size: 19, Negative unconditional cache size: 20, Eliminated conditions: 45243, SemanticConditionEliminator.Independence Queries: [ total: 54993, positive: 7961, positive conditional: 7961, positive unconditional: 0, negative: 47032, negative conditional: 1789, negative unconditional: 45243, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 54993, positive: 7961, positive conditional: 7961, positive unconditional: 0, negative: 47032, negative conditional: 1789, negative unconditional: 45243, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 86, positive: 47, positive conditional: 35, positive unconditional: 12, negative: 39, negative conditional: 19, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 222, positive: 110, positive conditional: 62, positive unconditional: 49, negative: 112, negative conditional: 24, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 54993, positive: 7926, positive conditional: 7926, positive unconditional: 0, negative: 47013, negative conditional: 1770, negative unconditional: 45243, unknown: 54, unknown conditional: 54, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1357, Positive cache size: 1318, Positive conditional cache size: 35, Positive unconditional cache size: 1283, Negative cache size: 39, Negative conditional cache size: 19, Negative unconditional cache size: 20, Eliminated conditions: 45243, SemanticConditionEliminator.Independence Queries: [ total: 54993, positive: 7961, positive conditional: 7961, positive unconditional: 0, negative: 47032, negative conditional: 1789, negative unconditional: 45243, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 54993, positive: 7961, positive conditional: 7961, positive unconditional: 0, negative: 47032, negative conditional: 1789, negative unconditional: 45243, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 86, positive: 47, positive conditional: 35, positive unconditional: 12, negative: 39, negative conditional: 19, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 222, positive: 110, positive conditional: 62, positive unconditional: 49, negative: 112, negative conditional: 24, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 54993, positive: 7926, positive conditional: 7926, positive unconditional: 0, negative: 47013, negative conditional: 1770, negative unconditional: 45243, unknown: 54, unknown conditional: 54, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1357, Positive cache size: 1318, Positive conditional cache size: 35, Positive unconditional cache size: 1283, Negative cache size: 39, Negative conditional cache size: 19, Negative unconditional cache size: 20, Eliminated conditions: 45243, SemanticConditionEliminator.Independence Queries: [ total: 54993, positive: 7961, positive conditional: 7961, positive unconditional: 0, negative: 47032, negative conditional: 1789, negative unconditional: 45243, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 54993, positive: 7961, positive conditional: 7961, positive unconditional: 0, negative: 47032, negative conditional: 1789, negative unconditional: 45243, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 86, positive: 47, positive conditional: 35, positive unconditional: 12, negative: 39, negative conditional: 19, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 222, positive: 110, positive conditional: 62, positive unconditional: 49, negative: 112, negative conditional: 24, negative unconditional: 88, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 54993, positive: 7926, positive conditional: 7926, positive unconditional: 0, negative: 47013, negative conditional: 1770, negative unconditional: 45243, unknown: 54, unknown conditional: 54, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1357, Positive cache size: 1318, Positive conditional cache size: 35, Positive unconditional cache size: 1283, Negative cache size: 39, Negative conditional cache size: 19, Negative unconditional cache size: 20, Eliminated conditions: 45243 ], Maximal queried relation: 6, Independence queries for same thread: 22581 - 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: 18990.8ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 11.4ms, PartialOrderReductionTime: 17822.2ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 67, 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: 33.0ms SsaConstructionTime, 185.5ms SatisfiabilityAnalysisTime, 712.9ms InterpolantComputationTime, 469 NumberOfCodeBlocks, 469 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 463 ConstructedInterpolants, 0 QuantifiedInterpolants, 1469 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...