/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-NewStatesSleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe016_pso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad [2021-06-13 13:34:14,941 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-13 13:34:14,944 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-13 13:34:14,981 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-13 13:34:15,035 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-13 13:34:15,036 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-13 13:34:15,037 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-13 13:34:15,040 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-NewStatesSleep-NoLbe.epf [2021-06-13 13:34:15,075 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-13 13:34:15,075 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-13 13:34:15,076 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-13 13:34:15,076 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-13 13:34:15,078 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-13 13:34:15,078 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-13 13:34:15,078 INFO L138 SettingsManager]: * Use SBE=true [2021-06-13 13:34:15,079 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-13 13:34:15,079 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-13 13:34:15,079 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-13 13:34:15,080 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-13 13:34:15,080 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-13 13:34:15,080 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-13 13:34:15,080 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-13 13:34:15,080 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-13 13:34:15,080 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-13 13:34:15,081 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-13 13:34:15,081 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-13 13:34:15,081 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-13 13:34:15,081 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-13 13:34:15,081 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-13 13:34:15,081 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-13 13:34:15,081 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-13 13:34:15,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-13 13:34:15,082 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-13 13:34:15,082 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-13 13:34:15,092 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-13 13:34:15,093 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-13 13:34:15,093 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-13 13:34:15,093 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-13 13:34:15,093 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-13 13:34:15,093 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-13 13:34:15,093 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-06-13 13:34:15,094 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-13 13:34:15,386 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-13 13:34:15,414 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-13 13:34:15,416 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-13 13:34:15,417 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-13 13:34:15,417 INFO L275 PluginConnector]: CDTParser initialized [2021-06-13 13:34:15,418 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe016_pso.oepc.i [2021-06-13 13:34:15,488 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44e04eec7/b06ebf54bacd47fda0fbb8ce89927135/FLAGb215ba005 [2021-06-13 13:34:15,886 INFO L306 CDTParser]: Found 1 translation units. [2021-06-13 13:34:15,887 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe016_pso.oepc.i [2021-06-13 13:34:15,906 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44e04eec7/b06ebf54bacd47fda0fbb8ce89927135/FLAGb215ba005 [2021-06-13 13:34:16,260 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44e04eec7/b06ebf54bacd47fda0fbb8ce89927135 [2021-06-13 13:34:16,262 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-13 13:34:16,265 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-13 13:34:16,268 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-13 13:34:16,268 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-13 13:34:16,273 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-13 13:34:16,275 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.06 01:34:16" (1/1) ... [2021-06-13 13:34:16,275 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@674d0dba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 01:34:16, skipping insertion in model container [2021-06-13 13:34:16,276 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.06 01:34:16" (1/1) ... [2021-06-13 13:34:16,281 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-13 13:34:16,327 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-13 13:34:16,474 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/safe016_pso.oepc.i[950,963] [2021-06-13 13:34:16,637 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-13 13:34:16,645 INFO L203 MainTranslator]: Completed pre-run [2021-06-13 13:34:16,656 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/safe016_pso.oepc.i[950,963] [2021-06-13 13:34:16,688 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-13 13:34:16,746 INFO L208 MainTranslator]: Completed translation [2021-06-13 13:34:16,747 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 01:34:16 WrapperNode [2021-06-13 13:34:16,747 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-13 13:34:16,748 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-13 13:34:16,748 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-13 13:34:16,748 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-13 13:34:16,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 01:34:16" (1/1) ... [2021-06-13 13:34:16,765 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 01:34:16" (1/1) ... [2021-06-13 13:34:16,781 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-13 13:34:16,782 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-13 13:34:16,782 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-13 13:34:16,782 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-13 13:34:16,788 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 01:34:16" (1/1) ... [2021-06-13 13:34:16,789 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 01:34:16" (1/1) ... [2021-06-13 13:34:16,791 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 01:34:16" (1/1) ... [2021-06-13 13:34:16,791 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 01:34:16" (1/1) ... [2021-06-13 13:34:16,797 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 01:34:16" (1/1) ... [2021-06-13 13:34:16,798 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 01:34:16" (1/1) ... [2021-06-13 13:34:16,800 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 01:34:16" (1/1) ... [2021-06-13 13:34:16,803 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-13 13:34:16,803 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-13 13:34:16,804 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-13 13:34:16,804 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-13 13:34:16,804 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 01:34:16" (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 [2021-06-13 13:34:16,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-13 13:34:16,870 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-13 13:34:16,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-13 13:34:16,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-13 13:34:16,870 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-13 13:34:16,871 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-13 13:34:16,871 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-13 13:34:16,871 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-13 13:34:16,872 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-13 13:34:16,872 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-13 13:34:16,872 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-06-13 13:34:16,872 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-06-13 13:34:16,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-13 13:34:16,875 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-13 13:34:16,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-13 13:34:16,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-13 13:34:16,877 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-13 13:34:17,301 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-13 13:34:17,301 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-13 13:34:17,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.06 01:34:17 BoogieIcfgContainer [2021-06-13 13:34:17,303 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-13 13:34:17,305 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-13 13:34:17,305 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-13 13:34:17,308 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-13 13:34:17,308 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.06 01:34:16" (1/3) ... [2021-06-13 13:34:17,309 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@615019f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.06 01:34:17, skipping insertion in model container [2021-06-13 13:34:17,309 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 01:34:16" (2/3) ... [2021-06-13 13:34:17,309 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@615019f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.06 01:34:17, skipping insertion in model container [2021-06-13 13:34:17,310 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.06 01:34:17" (3/3) ... [2021-06-13 13:34:17,311 INFO L111 eAbstractionObserver]: Analyzing ICFG safe016_pso.oepc.i [2021-06-13 13:34:17,318 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-13 13:34:17,319 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-13 13:34:17,319 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-13 13:34:17,319 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-13 13:34:17,361 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,361 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,361 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,361 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,361 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,361 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,362 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,362 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,362 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,362 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,362 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,362 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,363 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,363 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,363 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,363 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,363 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,363 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,364 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,364 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,365 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,365 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,365 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,365 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,366 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,366 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,367 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,367 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,368 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,368 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,368 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,368 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,368 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,368 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,368 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,368 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,369 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,369 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,369 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,369 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,369 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,369 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,369 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,369 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,370 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,370 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,370 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,371 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,381 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,381 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,382 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,382 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,386 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,387 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,387 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,387 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,391 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,391 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,391 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,391 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,394 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,394 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,394 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,394 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-13 13:34:17,396 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-13 13:34:17,414 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 [2021-06-13 13:34:17,487 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-13 13:34:17,488 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-13 13:34:17,488 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-13 13:34:17,488 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-13 13:34:17,488 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-13 13:34:17,489 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-13 13:34:17,489 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-13 13:34:17,489 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-13 13:34:17,536 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 13:34:17,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 13:34:17,540 INFO L82 PathProgramCache]: Analyzing trace with hash -1731107584, now seen corresponding path program 1 times [2021-06-13 13:34:17,547 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 13:34:17,547 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276749909] [2021-06-13 13:34:17,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 13:34:17,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 13:34:17,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 13:34:17,724 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 13:34:17,724 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276749909] [2021-06-13 13:34:17,725 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1276749909] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 13:34:17,725 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 13:34:17,725 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-13 13:34:17,726 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984417753] [2021-06-13 13:34:17,729 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-13 13:34:17,730 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 13:34:17,739 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-13 13:34:17,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-13 13:34:17,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:34:17,742 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 13:34:17,744 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 36.5) internal successors, (73), 2 states have internal predecessors, (73), 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) [2021-06-13 13:34:17,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:34:17,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:34:17,756 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-13 13:34:17,756 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 13:34:17,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 13:34:17,757 INFO L82 PathProgramCache]: Analyzing trace with hash -2106259454, now seen corresponding path program 1 times [2021-06-13 13:34:17,757 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 13:34:17,757 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [619043367] [2021-06-13 13:34:17,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 13:34:17,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 13:34:17,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 13:34:17,944 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 13:34:17,944 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [619043367] [2021-06-13 13:34:17,944 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [619043367] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 13:34:17,944 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 13:34:17,944 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-13 13:34:17,944 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756311401] [2021-06-13 13:34:17,946 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-13 13:34:17,946 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 13:34:17,946 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-13 13:34:17,947 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-13 13:34:17,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:34:17,947 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 13:34:17,947 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 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) [2021-06-13 13:34:17,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:34:17,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:34:22,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:34:22,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-13 13:34:22,725 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-13 13:34:22,725 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 13:34:22,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 13:34:22,726 INFO L82 PathProgramCache]: Analyzing trace with hash -236211998, now seen corresponding path program 2 times [2021-06-13 13:34:22,726 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 13:34:22,726 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [916101670] [2021-06-13 13:34:22,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 13:34:22,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 13:34:22,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 13:34:22,857 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 13:34:22,857 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [916101670] [2021-06-13 13:34:22,858 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [916101670] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 13:34:22,858 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 13:34:22,858 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-13 13:34:22,858 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [209030227] [2021-06-13 13:34:22,858 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-13 13:34:22,859 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 13:34:22,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-13 13:34:22,860 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-06-13 13:34:22,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:34:22,860 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 13:34:22,860 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 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) [2021-06-13 13:34:22,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:34:22,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-13 13:34:22,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:34:25,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:34:25,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-13 13:34:25,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-13 13:34:25,724 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-13 13:34:25,724 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 13:34:25,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 13:34:25,725 INFO L82 PathProgramCache]: Analyzing trace with hash -804767037, now seen corresponding path program 1 times [2021-06-13 13:34:25,725 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 13:34:25,725 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1790233196] [2021-06-13 13:34:25,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 13:34:25,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 13:34:25,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 13:34:25,801 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 13:34:25,802 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1790233196] [2021-06-13 13:34:25,802 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1790233196] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 13:34:25,802 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 13:34:25,802 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-13 13:34:25,802 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1301865985] [2021-06-13 13:34:25,803 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-13 13:34:25,803 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 13:34:25,803 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-13 13:34:25,803 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-13 13:34:25,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:34:25,804 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 13:34:25,804 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 6 states have internal predecessors, (74), 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) [2021-06-13 13:34:25,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:34:25,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-13 13:34:25,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-13 13:34:25,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:34:29,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:34:29,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-13 13:34:29,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-13 13:34:29,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-13 13:34:29,700 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-13 13:34:29,700 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 13:34:29,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 13:34:29,700 INFO L82 PathProgramCache]: Analyzing trace with hash 2021179141, now seen corresponding path program 1 times [2021-06-13 13:34:29,701 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 13:34:29,701 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887571471] [2021-06-13 13:34:29,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 13:34:29,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 13:34:29,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 13:34:29,969 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 13:34:29,969 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [887571471] [2021-06-13 13:34:29,969 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [887571471] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 13:34:29,970 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 13:34:29,970 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-13 13:34:29,970 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620857623] [2021-06-13 13:34:29,970 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-13 13:34:29,971 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 13:34:29,971 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-13 13:34:29,971 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-06-13 13:34:29,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:34:29,971 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 13:34:29,972 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.75) internal successors, (70), 8 states have internal predecessors, (70), 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) [2021-06-13 13:34:29,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:34:29,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-13 13:34:29,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-13 13:34:29,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-13 13:34:29,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:34:34,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:34:34,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-13 13:34:34,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-13 13:34:34,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-13 13:34:34,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-13 13:34:34,170 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-13 13:34:34,170 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 13:34:34,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 13:34:34,170 INFO L82 PathProgramCache]: Analyzing trace with hash 1252569367, now seen corresponding path program 2 times [2021-06-13 13:34:34,171 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 13:34:34,173 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [241044854] [2021-06-13 13:34:34,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 13:34:34,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 13:34:34,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 13:34:34,324 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 13:34:34,325 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [241044854] [2021-06-13 13:34:34,325 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [241044854] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 13:34:34,327 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 13:34:34,327 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-13 13:34:34,328 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [792924311] [2021-06-13 13:34:34,328 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-13 13:34:34,328 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 13:34:34,329 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-13 13:34:34,329 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-13 13:34:34,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:34:34,329 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 13:34:34,329 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.75) internal successors, (70), 8 states have internal predecessors, (70), 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) [2021-06-13 13:34:34,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:34:34,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-13 13:34:34,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-13 13:34:34,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-13 13:34:34,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-13 13:34:34,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:34:37,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:34:37,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-13 13:34:37,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-13 13:34:37,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-13 13:34:37,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-13 13:34:37,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 13:34:37,566 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-13 13:34:37,566 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-13 13:34:37,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-13 13:34:37,566 INFO L82 PathProgramCache]: Analyzing trace with hash 1908214084, now seen corresponding path program 1 times [2021-06-13 13:34:37,566 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-13 13:34:37,567 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855570290] [2021-06-13 13:34:37,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-13 13:34:37,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-13 13:34:37,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-13 13:34:37,658 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-13 13:34:37,658 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [855570290] [2021-06-13 13:34:37,658 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [855570290] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-13 13:34:37,658 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-13 13:34:37,658 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-13 13:34:37,658 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1356756023] [2021-06-13 13:34:37,659 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-13 13:34:37,659 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-13 13:34:37,659 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-13 13:34:37,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-13 13:34:37,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:34:37,660 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-13 13:34:37,660 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 7 states have internal predecessors, (75), 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) [2021-06-13 13:34:37,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:34:37,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-13 13:34:37,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-13 13:34:37,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-13 13:34:37,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-13 13:34:37,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-13 13:34:37,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:34:43,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-13 13:34:43,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-13 13:34:43,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-13 13:34:43,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-13 13:34:43,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-13 13:34:43,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-13 13:34:43,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-13 13:34:43,571 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-13 13:34:43,579 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-13 13:34:43,581 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.06 01:34:43 BasicIcfg [2021-06-13 13:34:43,581 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-13 13:34:43,582 INFO L168 Benchmark]: Toolchain (without parser) took 27317.42 ms. Allocated memory was 184.5 MB in the beginning and 6.1 GB in the end (delta: 5.9 GB). Free memory was 148.1 MB in the beginning and 4.4 GB in the end (delta: -4.3 GB). Peak memory consumption was 1.9 GB. Max. memory is 8.0 GB. [2021-06-13 13:34:43,582 INFO L168 Benchmark]: CDTParser took 0.09 ms. Allocated memory is still 184.5 MB. Free memory is still 165.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-13 13:34:43,582 INFO L168 Benchmark]: CACSL2BoogieTranslator took 479.35 ms. Allocated memory is still 184.5 MB. Free memory was 147.9 MB in the beginning and 145.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-06-13 13:34:43,583 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.96 ms. Allocated memory is still 184.5 MB. Free memory was 145.5 MB in the beginning and 143.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-13 13:34:43,583 INFO L168 Benchmark]: Boogie Preprocessor took 20.77 ms. Allocated memory is still 184.5 MB. Free memory was 143.4 MB in the beginning and 142.3 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-13 13:34:43,583 INFO L168 Benchmark]: RCFGBuilder took 499.98 ms. Allocated memory is still 184.5 MB. Free memory was 142.3 MB in the beginning and 116.6 MB in the end (delta: 25.7 MB). Peak memory consumption was 25.2 MB. Max. memory is 8.0 GB. [2021-06-13 13:34:43,584 INFO L168 Benchmark]: TraceAbstraction took 26275.55 ms. Allocated memory was 184.5 MB in the beginning and 6.1 GB in the end (delta: 5.9 GB). Free memory was 116.1 MB in the beginning and 4.4 GB in the end (delta: -4.3 GB). Peak memory consumption was 1.9 GB. Max. memory is 8.0 GB. [2021-06-13 13:34:43,586 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09 ms. Allocated memory is still 184.5 MB. Free memory is still 165.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 479.35 ms. Allocated memory is still 184.5 MB. Free memory was 147.9 MB in the beginning and 145.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 33.96 ms. Allocated memory is still 184.5 MB. Free memory was 145.5 MB in the beginning and 143.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 20.77 ms. Allocated memory is still 184.5 MB. Free memory was 143.4 MB in the beginning and 142.3 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 499.98 ms. Allocated memory is still 184.5 MB. Free memory was 142.3 MB in the beginning and 116.6 MB in the end (delta: 25.7 MB). Peak memory consumption was 25.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 26275.55 ms. Allocated memory was 184.5 MB in the beginning and 6.1 GB in the end (delta: 5.9 GB). Free memory was 116.1 MB in the beginning and 4.4 GB in the end (delta: -4.3 GB). Peak memory consumption was 1.9 GB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2459303, positive: 2436833, positive conditional: 2436833, positive unconditional: 0, negative: 22470, negative conditional: 22470, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 2449996, positive: 2436833, positive conditional: 2436833, positive unconditional: 0, negative: 13163, negative conditional: 13163, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 2449996, positive: 2429615, positive conditional: 0, positive unconditional: 2429615, negative: 20381, negative conditional: 0, negative unconditional: 20381, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1406, positive: 1382, positive conditional: 0, positive unconditional: 1382, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1406, positive: 1373, positive conditional: 0, positive unconditional: 1373, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 33, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 91, positive: 46, positive conditional: 37, positive unconditional: 9, negative: 45, negative conditional: 21, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 174, positive: 91, positive conditional: 71, positive unconditional: 20, negative: 82, negative conditional: 27, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2449996, positive: 2428233, positive conditional: 0, positive unconditional: 2428233, negative: 20357, negative conditional: 0, negative unconditional: 20357, unknown: 1406, unknown conditional: 0, unknown unconditional: 1406] , Statistics on independence cache: Total cache size (in pairs): 1464, Positive cache size: 1419, Positive conditional cache size: 37, Positive unconditional cache size: 1382, Negative cache size: 45, Negative conditional cache size: 21, Negative unconditional cache size: 24, SemanticConditionEliminator.Independence Queries: [ total: 91718, positive: 7218, positive conditional: 7218, positive unconditional: 0, negative: 84500, negative conditional: 2074, negative unconditional: 82426, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 91718, positive: 7218, positive conditional: 7218, positive unconditional: 0, negative: 84500, negative conditional: 2074, negative unconditional: 82426, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 91, positive: 46, positive conditional: 37, positive unconditional: 9, negative: 45, negative conditional: 21, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 174, positive: 91, positive conditional: 71, positive unconditional: 20, negative: 82, negative conditional: 27, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 91718, positive: 7181, positive conditional: 7181, positive unconditional: 0, negative: 84479, negative conditional: 2053, negative unconditional: 82426, unknown: 58, unknown conditional: 58, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1464, Positive cache size: 1419, Positive conditional cache size: 37, Positive unconditional cache size: 1382, Negative cache size: 45, Negative conditional cache size: 21, Negative unconditional cache size: 24, Eliminated conditions: 82426, SemanticConditionEliminator.Independence Queries: [ total: 91718, positive: 7218, positive conditional: 7218, positive unconditional: 0, negative: 84500, negative conditional: 2074, negative unconditional: 82426, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 91718, positive: 7218, positive conditional: 7218, positive unconditional: 0, negative: 84500, negative conditional: 2074, negative unconditional: 82426, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 91, positive: 46, positive conditional: 37, positive unconditional: 9, negative: 45, negative conditional: 21, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 174, positive: 91, positive conditional: 71, positive unconditional: 20, negative: 82, negative conditional: 27, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 91718, positive: 7181, positive conditional: 7181, positive unconditional: 0, negative: 84479, negative conditional: 2053, negative unconditional: 82426, unknown: 58, unknown conditional: 58, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1464, Positive cache size: 1419, Positive conditional cache size: 37, Positive unconditional cache size: 1382, Negative cache size: 45, Negative conditional cache size: 21, Negative unconditional cache size: 24, Eliminated conditions: 82426, SemanticConditionEliminator.Independence Queries: [ total: 91718, positive: 7218, positive conditional: 7218, positive unconditional: 0, negative: 84500, negative conditional: 2074, negative unconditional: 82426, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 91718, positive: 7218, positive conditional: 7218, positive unconditional: 0, negative: 84500, negative conditional: 2074, negative unconditional: 82426, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 91, positive: 46, positive conditional: 37, positive unconditional: 9, negative: 45, negative conditional: 21, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 174, positive: 91, positive conditional: 71, positive unconditional: 20, negative: 82, negative conditional: 27, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 91718, positive: 7181, positive conditional: 7181, positive unconditional: 0, negative: 84479, negative conditional: 2053, negative unconditional: 82426, unknown: 58, unknown conditional: 58, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1464, Positive cache size: 1419, Positive conditional cache size: 37, Positive unconditional cache size: 1382, Negative cache size: 45, Negative conditional cache size: 21, Negative unconditional cache size: 24, Eliminated conditions: 82426, SemanticConditionEliminator.Independence Queries: [ total: 91718, positive: 7218, positive conditional: 7218, positive unconditional: 0, negative: 84500, negative conditional: 2074, negative unconditional: 82426, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 91718, positive: 7218, positive conditional: 7218, positive unconditional: 0, negative: 84500, negative conditional: 2074, negative unconditional: 82426, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 91, positive: 46, positive conditional: 37, positive unconditional: 9, negative: 45, negative conditional: 21, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 174, positive: 91, positive conditional: 71, positive unconditional: 20, negative: 82, negative conditional: 27, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 91718, positive: 7181, positive conditional: 7181, positive unconditional: 0, negative: 84479, negative conditional: 2053, negative unconditional: 82426, unknown: 58, unknown conditional: 58, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1464, Positive cache size: 1419, Positive conditional cache size: 37, Positive unconditional cache size: 1382, Negative cache size: 45, Negative conditional cache size: 21, Negative unconditional cache size: 24, Eliminated conditions: 82426, SemanticConditionEliminator.Independence Queries: [ total: 91718, positive: 7218, positive conditional: 7218, positive unconditional: 0, negative: 84500, negative conditional: 2074, negative unconditional: 82426, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 91718, positive: 7218, positive conditional: 7218, positive unconditional: 0, negative: 84500, negative conditional: 2074, negative unconditional: 82426, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 91, positive: 46, positive conditional: 37, positive unconditional: 9, negative: 45, negative conditional: 21, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 174, positive: 91, positive conditional: 71, positive unconditional: 20, negative: 82, negative conditional: 27, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 91718, positive: 7181, positive conditional: 7181, positive unconditional: 0, negative: 84479, negative conditional: 2053, negative unconditional: 82426, unknown: 58, unknown conditional: 58, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1464, Positive cache size: 1419, Positive conditional cache size: 37, Positive unconditional cache size: 1382, Negative cache size: 45, Negative conditional cache size: 21, Negative unconditional cache size: 24, Eliminated conditions: 82426, SemanticConditionEliminator.Independence Queries: [ total: 91718, positive: 7218, positive conditional: 7218, positive unconditional: 0, negative: 84500, negative conditional: 2074, negative unconditional: 82426, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 91718, positive: 7218, positive conditional: 7218, positive unconditional: 0, negative: 84500, negative conditional: 2074, negative unconditional: 82426, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 91, positive: 46, positive conditional: 37, positive unconditional: 9, negative: 45, negative conditional: 21, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 174, positive: 91, positive conditional: 71, positive unconditional: 20, negative: 82, negative conditional: 27, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 91718, positive: 7181, positive conditional: 7181, positive unconditional: 0, negative: 84479, negative conditional: 2053, negative unconditional: 82426, unknown: 58, unknown conditional: 58, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1464, Positive cache size: 1419, Positive conditional cache size: 37, Positive unconditional cache size: 1382, Negative cache size: 45, Negative conditional cache size: 21, Negative unconditional cache size: 24, Eliminated conditions: 82426, SemanticConditionEliminator.Independence Queries: [ total: 91718, positive: 7218, positive conditional: 7218, positive unconditional: 0, negative: 84500, negative conditional: 2074, negative unconditional: 82426, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 91718, positive: 7218, positive conditional: 7218, positive unconditional: 0, negative: 84500, negative conditional: 2074, negative unconditional: 82426, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 91, positive: 46, positive conditional: 37, positive unconditional: 9, negative: 45, negative conditional: 21, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 174, positive: 91, positive conditional: 71, positive unconditional: 20, negative: 82, negative conditional: 27, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 91718, positive: 7181, positive conditional: 7181, positive unconditional: 0, negative: 84479, negative conditional: 2053, negative unconditional: 82426, unknown: 58, unknown conditional: 58, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1464, Positive cache size: 1419, Positive conditional cache size: 37, Positive unconditional cache size: 1382, Negative cache size: 45, Negative conditional cache size: 21, Negative unconditional cache size: 24, Eliminated conditions: 82426 ], Maximal queried relation: 7, Independence queries for same thread: 9307 - 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, 126 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 26142.6ms, OverallIterations: 7, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 14.9ms, PartialOrderReductionTime: 24922.9ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 78, 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: 30.2ms SsaConstructionTime, 164.2ms SatisfiabilityAnalysisTime, 795.3ms InterpolantComputationTime, 506 NumberOfCodeBlocks, 506 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 499 ConstructedInterpolants, 0 QuantifiedInterpolants, 1329 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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...