/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe028_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-17 05:16:20,226 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-17 05:16:20,228 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-17 05:16:20,268 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-17 05:16:20,329 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-17 05:16:20,330 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-17 05:16:20,331 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-17 05:16:20,335 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf [2021-06-17 05:16:20,378 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-17 05:16:20,378 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-17 05:16:20,379 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-17 05:16:20,379 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-17 05:16:20,382 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-17 05:16:20,382 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-17 05:16:20,382 INFO L138 SettingsManager]: * Use SBE=true [2021-06-17 05:16:20,383 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-17 05:16:20,383 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-17 05:16:20,383 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-17 05:16:20,384 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-17 05:16:20,384 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-17 05:16:20,384 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-17 05:16:20,384 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-17 05:16:20,385 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-17 05:16:20,385 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-17 05:16:20,394 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-17 05:16:20,395 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-17 05:16:20,395 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-17 05:16:20,395 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-17 05:16:20,395 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-17 05:16:20,395 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-17 05:16:20,395 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-17 05:16:20,395 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 05:16:20,396 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-17 05:16:20,396 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-17 05:16:20,396 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-17 05:16:20,396 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-17 05:16:20,396 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-17 05:16:20,396 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-17 05:16:20,397 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-17 05:16:20,397 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-17 05:16:20,397 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-17 05:16:20,397 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-17 05:16:20,703 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-17 05:16:20,727 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-17 05:16:20,730 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-17 05:16:20,731 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-17 05:16:20,732 INFO L275 PluginConnector]: CDTParser initialized [2021-06-17 05:16:20,732 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe028_tso.opt.i [2021-06-17 05:16:20,820 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6aa1e4d5/afc8ff138f684ab483cbb00c048be152/FLAG66605a542 [2021-06-17 05:16:21,386 INFO L306 CDTParser]: Found 1 translation units. [2021-06-17 05:16:21,387 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe028_tso.opt.i [2021-06-17 05:16:21,404 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6aa1e4d5/afc8ff138f684ab483cbb00c048be152/FLAG66605a542 [2021-06-17 05:16:21,677 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6aa1e4d5/afc8ff138f684ab483cbb00c048be152 [2021-06-17 05:16:21,679 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-17 05:16:21,682 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-17 05:16:21,684 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-17 05:16:21,684 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-17 05:16:21,688 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-17 05:16:21,689 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 05:16:21" (1/1) ... [2021-06-17 05:16:21,691 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@127092b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:16:21, skipping insertion in model container [2021-06-17 05:16:21,692 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 05:16:21" (1/1) ... [2021-06-17 05:16:21,698 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-17 05:16:21,745 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-17 05:16:21,885 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/safe028_tso.opt.i[949,962] [2021-06-17 05:16:22,097 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 05:16:22,105 INFO L203 MainTranslator]: Completed pre-run [2021-06-17 05:16:22,117 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/safe028_tso.opt.i[949,962] [2021-06-17 05:16:22,158 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 05:16:22,231 INFO L208 MainTranslator]: Completed translation [2021-06-17 05:16:22,231 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:16:22 WrapperNode [2021-06-17 05:16:22,232 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-17 05:16:22,233 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-17 05:16:22,233 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-17 05:16:22,233 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-17 05:16:22,239 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:16:22" (1/1) ... [2021-06-17 05:16:22,270 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:16:22" (1/1) ... [2021-06-17 05:16:22,293 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-17 05:16:22,294 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-17 05:16:22,294 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-17 05:16:22,294 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-17 05:16:22,301 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:16:22" (1/1) ... [2021-06-17 05:16:22,301 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:16:22" (1/1) ... [2021-06-17 05:16:22,313 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:16:22" (1/1) ... [2021-06-17 05:16:22,313 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:16:22" (1/1) ... [2021-06-17 05:16:22,324 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:16:22" (1/1) ... [2021-06-17 05:16:22,326 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:16:22" (1/1) ... [2021-06-17 05:16:22,327 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:16:22" (1/1) ... [2021-06-17 05:16:22,329 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-17 05:16:22,330 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-17 05:16:22,330 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-17 05:16:22,330 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-17 05:16:22,331 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:16:22" (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 [2021-06-17 05:16:22,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-17 05:16:22,417 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-17 05:16:22,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-17 05:16:22,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-17 05:16:22,418 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-17 05:16:22,418 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-17 05:16:22,418 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-17 05:16:22,418 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-17 05:16:22,418 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-17 05:16:22,418 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-17 05:16:22,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-17 05:16:22,418 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-17 05:16:22,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-17 05:16:22,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-17 05:16:22,420 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-17 05:16:22,898 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-17 05:16:22,899 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-17 05:16:22,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 05:16:22 BoogieIcfgContainer [2021-06-17 05:16:22,902 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-17 05:16:22,907 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-17 05:16:22,908 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-17 05:16:22,910 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-17 05:16:22,911 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.06 05:16:21" (1/3) ... [2021-06-17 05:16:22,912 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@eb19ec1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 05:16:22, skipping insertion in model container [2021-06-17 05:16:22,912 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 05:16:22" (2/3) ... [2021-06-17 05:16:22,912 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@eb19ec1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 05:16:22, skipping insertion in model container [2021-06-17 05:16:22,912 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 05:16:22" (3/3) ... [2021-06-17 05:16:22,914 INFO L111 eAbstractionObserver]: Analyzing ICFG safe028_tso.opt.i [2021-06-17 05:16:22,919 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-17 05:16:22,919 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-17 05:16:22,919 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-17 05:16:22,920 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-17 05:16:22,959 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,959 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,959 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,959 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,960 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,960 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,960 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,960 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,960 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,961 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,961 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,961 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,964 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,964 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,964 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,964 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,965 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,965 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,966 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,966 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,967 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,967 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,967 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,968 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,971 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,971 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,972 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,972 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,972 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,973 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,973 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,973 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,973 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,974 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,974 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,974 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,976 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,976 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,976 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,976 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,981 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,981 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,982 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,982 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,984 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,984 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,984 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,984 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 05:16:22,988 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-17 05:16:23,008 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-17 05:16:23,100 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-17 05:16:23,100 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-17 05:16:23,100 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-17 05:16:23,100 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-17 05:16:23,101 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-17 05:16:23,101 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-17 05:16:23,101 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-17 05:16:23,102 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-17 05:16:23,308 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 05:16:23,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:16:23,313 INFO L82 PathProgramCache]: Analyzing trace with hash 767852936, now seen corresponding path program 1 times [2021-06-17 05:16:23,321 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:16:23,321 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890421371] [2021-06-17 05:16:23,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:16:23,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:16:23,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 05:16:23,547 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:16:23,547 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890421371] [2021-06-17 05:16:23,548 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1890421371] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:16:23,548 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:16:23,548 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-17 05:16:23,549 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [227973930] [2021-06-17 05:16:23,553 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-17 05:16:23,553 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:16:23,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-17 05:16:23,565 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-17 05:16:23,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:23,567 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:16:23,569 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 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) [2021-06-17 05:16:23,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:23,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:23,592 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-17 05:16:23,592 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 05:16:23,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:16:23,593 INFO L82 PathProgramCache]: Analyzing trace with hash -372335342, now seen corresponding path program 1 times [2021-06-17 05:16:23,593 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:16:23,593 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1590753529] [2021-06-17 05:16:23,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:16:23,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:16:23,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 05:16:23,810 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:16:23,810 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1590753529] [2021-06-17 05:16:23,810 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1590753529] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:16:23,810 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:16:23,810 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-17 05:16:23,811 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1545282966] [2021-06-17 05:16:23,812 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-17 05:16:23,812 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:16:23,813 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-17 05:16:23,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-17 05:16:23,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:23,813 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:16:23,813 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 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) [2021-06-17 05:16:23,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:23,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:24,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:24,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:16:24,021 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-17 05:16:24,021 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 05:16:24,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:16:24,029 INFO L82 PathProgramCache]: Analyzing trace with hash 1049537395, now seen corresponding path program 1 times [2021-06-17 05:16:24,029 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:16:24,030 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [307883482] [2021-06-17 05:16:24,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:16:24,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:16:24,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 05:16:24,269 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:16:24,269 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [307883482] [2021-06-17 05:16:24,269 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [307883482] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:16:24,270 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:16:24,270 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-17 05:16:24,270 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1586691896] [2021-06-17 05:16:24,271 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-17 05:16:24,271 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:16:24,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-17 05:16:24,299 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-17 05:16:24,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:24,300 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:16:24,300 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.75) internal successors, (62), 8 states have internal predecessors, (62), 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) [2021-06-17 05:16:24,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:24,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:16:24,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:24,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:24,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:16:24,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-17 05:16:24,473 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-17 05:16:24,474 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 05:16:24,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:16:24,474 INFO L82 PathProgramCache]: Analyzing trace with hash -331087984, now seen corresponding path program 1 times [2021-06-17 05:16:24,475 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:16:24,475 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [954045223] [2021-06-17 05:16:24,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:16:24,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:16:24,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 05:16:24,669 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:16:24,669 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [954045223] [2021-06-17 05:16:24,669 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [954045223] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:16:24,670 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:16:24,670 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 05:16:24,670 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [430522636] [2021-06-17 05:16:24,670 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 05:16:24,670 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:16:24,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 05:16:24,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-17 05:16:24,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:24,671 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:16:24,672 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 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) [2021-06-17 05:16:24,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:24,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:16:24,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-17 05:16:24,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:25,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:25,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:16:25,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-17 05:16:25,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 05:16:25,181 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-17 05:16:25,181 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 05:16:25,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:16:25,182 INFO L82 PathProgramCache]: Analyzing trace with hash 137667506, now seen corresponding path program 2 times [2021-06-17 05:16:25,182 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:16:25,182 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332505639] [2021-06-17 05:16:25,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:16:25,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:16:25,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 05:16:25,331 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:16:25,332 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1332505639] [2021-06-17 05:16:25,332 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1332505639] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:16:25,332 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:16:25,332 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 05:16:25,332 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [203635267] [2021-06-17 05:16:25,334 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 05:16:25,334 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:16:25,336 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 05:16:25,336 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-17 05:16:25,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:25,336 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:16:25,336 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 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) [2021-06-17 05:16:25,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:25,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:16:25,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-17 05:16:25,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-17 05:16:25,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:25,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:25,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:16:25,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-17 05:16:25,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 05:16:25,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:16:25,735 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-17 05:16:25,736 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 05:16:25,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 05:16:25,736 INFO L82 PathProgramCache]: Analyzing trace with hash -225005450, now seen corresponding path program 3 times [2021-06-17 05:16:25,736 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 05:16:25,736 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448068072] [2021-06-17 05:16:25,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 05:16:25,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 05:16:25,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 05:16:25,866 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 05:16:25,866 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1448068072] [2021-06-17 05:16:25,866 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1448068072] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 05:16:25,866 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 05:16:25,866 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-17 05:16:25,867 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1428113032] [2021-06-17 05:16:25,867 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-17 05:16:25,867 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 05:16:25,868 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-17 05:16:25,868 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-06-17 05:16:25,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:25,869 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 05:16:25,869 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 8 states have internal predecessors, (64), 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) [2021-06-17 05:16:25,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:25,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:16:25,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-17 05:16:25,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-17 05:16:25,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:16:25,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:26,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 05:16:26,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:16:26,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-17 05:16:26,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-17 05:16:26,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:16:26,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 05:16:26,515 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-17 05:16:26,535 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-17 05:16:26,538 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.06 05:16:26 BasicIcfg [2021-06-17 05:16:26,538 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-17 05:16:26,539 INFO L168 Benchmark]: Toolchain (without parser) took 4857.42 ms. Allocated memory was 179.3 MB in the beginning and 272.6 MB in the end (delta: 93.3 MB). Free memory was 142.9 MB in the beginning and 147.6 MB in the end (delta: -4.7 MB). Peak memory consumption was 89.3 MB. Max. memory is 8.0 GB. [2021-06-17 05:16:26,539 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 179.3 MB. Free memory was 161.0 MB in the beginning and 160.9 MB in the end (delta: 86.1 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-06-17 05:16:26,539 INFO L168 Benchmark]: CACSL2BoogieTranslator took 547.64 ms. Allocated memory is still 179.3 MB. Free memory was 142.7 MB in the beginning and 141.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-06-17 05:16:26,540 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.62 ms. Allocated memory is still 179.3 MB. Free memory was 141.4 MB in the beginning and 139.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-17 05:16:26,540 INFO L168 Benchmark]: Boogie Preprocessor took 35.22 ms. Allocated memory is still 179.3 MB. Free memory was 139.3 MB in the beginning and 138.1 MB in the end (delta: 1.2 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-17 05:16:26,540 INFO L168 Benchmark]: RCFGBuilder took 571.97 ms. Allocated memory is still 179.3 MB. Free memory was 138.0 MB in the beginning and 114.9 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2021-06-17 05:16:26,541 INFO L168 Benchmark]: TraceAbstraction took 3630.70 ms. Allocated memory was 179.3 MB in the beginning and 272.6 MB in the end (delta: 93.3 MB). Free memory was 114.1 MB in the beginning and 147.6 MB in the end (delta: -33.5 MB). Peak memory consumption was 61.2 MB. Max. memory is 8.0 GB. [2021-06-17 05:16:26,542 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 179.3 MB. Free memory was 161.0 MB in the beginning and 160.9 MB in the end (delta: 86.1 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 547.64 ms. Allocated memory is still 179.3 MB. Free memory was 142.7 MB in the beginning and 141.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 60.62 ms. Allocated memory is still 179.3 MB. Free memory was 141.4 MB in the beginning and 139.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 35.22 ms. Allocated memory is still 179.3 MB. Free memory was 139.3 MB in the beginning and 138.1 MB in the end (delta: 1.2 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 571.97 ms. Allocated memory is still 179.3 MB. Free memory was 138.0 MB in the beginning and 114.9 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 3630.70 ms. Allocated memory was 179.3 MB in the beginning and 272.6 MB in the end (delta: 93.3 MB). Free memory was 114.1 MB in the beginning and 147.6 MB in the end (delta: -33.5 MB). Peak memory consumption was 61.2 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 18943, positive: 18415, positive conditional: 16254, positive unconditional: 2161, negative: 528, negative conditional: 505, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 18591, positive: 18415, positive conditional: 16254, positive unconditional: 2161, negative: 176, negative conditional: 153, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 18591, positive: 18131, positive conditional: 0, positive unconditional: 18131, negative: 460, negative conditional: 0, negative unconditional: 460, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1060, positive: 1046, positive conditional: 0, positive unconditional: 1046, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1060, positive: 1042, positive conditional: 0, positive unconditional: 1042, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 5, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 38, positive conditional: 23, positive unconditional: 15, negative: 88, negative conditional: 11, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 18591, positive: 17085, positive conditional: 0, positive unconditional: 17085, negative: 446, negative conditional: 0, negative unconditional: 446, unknown: 1060, unknown conditional: 0, unknown unconditional: 1060] , Statistics on independence cache: Total cache size (in pairs): 1075, Positive cache size: 1056, Positive conditional cache size: 10, Positive unconditional cache size: 1046, Negative cache size: 19, Negative conditional cache size: 5, Negative unconditional cache size: 14, SemanticConditionEliminator.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 5, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 38, positive conditional: 23, positive unconditional: 15, negative: 88, negative conditional: 11, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1717, positive: 274, positive conditional: 274, positive unconditional: 0, negative: 1428, negative conditional: 112, negative unconditional: 1316, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1075, Positive cache size: 1056, Positive conditional cache size: 10, Positive unconditional cache size: 1046, Negative cache size: 19, Negative conditional cache size: 5, Negative unconditional cache size: 14, Eliminated conditions: 1271, SemanticConditionEliminator.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 5, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 38, positive conditional: 23, positive unconditional: 15, negative: 88, negative conditional: 11, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1717, positive: 274, positive conditional: 274, positive unconditional: 0, negative: 1428, negative conditional: 112, negative unconditional: 1316, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1075, Positive cache size: 1056, Positive conditional cache size: 10, Positive unconditional cache size: 1046, Negative cache size: 19, Negative conditional cache size: 5, Negative unconditional cache size: 14, Eliminated conditions: 1271, SemanticConditionEliminator.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 5, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 38, positive conditional: 23, positive unconditional: 15, negative: 88, negative conditional: 11, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1717, positive: 274, positive conditional: 274, positive unconditional: 0, negative: 1428, negative conditional: 112, negative unconditional: 1316, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1075, Positive cache size: 1056, Positive conditional cache size: 10, Positive unconditional cache size: 1046, Negative cache size: 19, Negative conditional cache size: 5, Negative unconditional cache size: 14, Eliminated conditions: 1271, SemanticConditionEliminator.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 5, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 38, positive conditional: 23, positive unconditional: 15, negative: 88, negative conditional: 11, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1717, positive: 274, positive conditional: 274, positive unconditional: 0, negative: 1428, negative conditional: 112, negative unconditional: 1316, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1075, Positive cache size: 1056, Positive conditional cache size: 10, Positive unconditional cache size: 1046, Negative cache size: 19, Negative conditional cache size: 5, Negative unconditional cache size: 14, Eliminated conditions: 1271, SemanticConditionEliminator.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 5, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 38, positive conditional: 23, positive unconditional: 15, negative: 88, negative conditional: 11, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1717, positive: 274, positive conditional: 274, positive unconditional: 0, negative: 1428, negative conditional: 112, negative unconditional: 1316, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1075, Positive cache size: 1056, Positive conditional cache size: 10, Positive unconditional cache size: 1046, Negative cache size: 19, Negative conditional cache size: 5, Negative unconditional cache size: 14, Eliminated conditions: 1271, SemanticConditionEliminator.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 5, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 38, positive conditional: 23, positive unconditional: 15, negative: 88, negative conditional: 11, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1717, positive: 274, positive conditional: 274, positive unconditional: 0, negative: 1428, negative conditional: 112, negative unconditional: 1316, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1075, Positive cache size: 1056, Positive conditional cache size: 10, Positive unconditional cache size: 1046, Negative cache size: 19, Negative conditional cache size: 5, Negative unconditional cache size: 14, Eliminated conditions: 1271 ], Maximal queried relation: 6, Independence queries for same thread: 352 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 692, Number of persistent set computation: 6471, Number of trivial persistent sets: 2982, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 18943, positive: 18415, positive conditional: 16254, positive unconditional: 2161, negative: 528, negative conditional: 505, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 18591, positive: 18415, positive conditional: 16254, positive unconditional: 2161, negative: 176, negative conditional: 153, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 18591, positive: 18131, positive conditional: 0, positive unconditional: 18131, negative: 460, negative conditional: 0, negative unconditional: 460, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1060, positive: 1046, positive conditional: 0, positive unconditional: 1046, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1060, positive: 1042, positive conditional: 0, positive unconditional: 1042, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 5, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 38, positive conditional: 23, positive unconditional: 15, negative: 88, negative conditional: 11, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 18591, positive: 17085, positive conditional: 0, positive unconditional: 17085, negative: 446, negative conditional: 0, negative unconditional: 446, unknown: 1060, unknown conditional: 0, unknown unconditional: 1060] , Statistics on independence cache: Total cache size (in pairs): 1075, Positive cache size: 1056, Positive conditional cache size: 10, Positive unconditional cache size: 1046, Negative cache size: 19, Negative conditional cache size: 5, Negative unconditional cache size: 14, SemanticConditionEliminator.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 5, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 38, positive conditional: 23, positive unconditional: 15, negative: 88, negative conditional: 11, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1717, positive: 274, positive conditional: 274, positive unconditional: 0, negative: 1428, negative conditional: 112, negative unconditional: 1316, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1075, Positive cache size: 1056, Positive conditional cache size: 10, Positive unconditional cache size: 1046, Negative cache size: 19, Negative conditional cache size: 5, Negative unconditional cache size: 14, Eliminated conditions: 1271, SemanticConditionEliminator.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 5, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 38, positive conditional: 23, positive unconditional: 15, negative: 88, negative conditional: 11, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1717, positive: 274, positive conditional: 274, positive unconditional: 0, negative: 1428, negative conditional: 112, negative unconditional: 1316, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1075, Positive cache size: 1056, Positive conditional cache size: 10, Positive unconditional cache size: 1046, Negative cache size: 19, Negative conditional cache size: 5, Negative unconditional cache size: 14, Eliminated conditions: 1271, SemanticConditionEliminator.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 5, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 38, positive conditional: 23, positive unconditional: 15, negative: 88, negative conditional: 11, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1717, positive: 274, positive conditional: 274, positive unconditional: 0, negative: 1428, negative conditional: 112, negative unconditional: 1316, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1075, Positive cache size: 1056, Positive conditional cache size: 10, Positive unconditional cache size: 1046, Negative cache size: 19, Negative conditional cache size: 5, Negative unconditional cache size: 14, Eliminated conditions: 1271, SemanticConditionEliminator.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 5, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 38, positive conditional: 23, positive unconditional: 15, negative: 88, negative conditional: 11, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1717, positive: 274, positive conditional: 274, positive unconditional: 0, negative: 1428, negative conditional: 112, negative unconditional: 1316, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1075, Positive cache size: 1056, Positive conditional cache size: 10, Positive unconditional cache size: 1046, Negative cache size: 19, Negative conditional cache size: 5, Negative unconditional cache size: 14, Eliminated conditions: 1271, SemanticConditionEliminator.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 5, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 38, positive conditional: 23, positive unconditional: 15, negative: 88, negative conditional: 11, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1717, positive: 274, positive conditional: 274, positive unconditional: 0, negative: 1428, negative conditional: 112, negative unconditional: 1316, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1075, Positive cache size: 1056, Positive conditional cache size: 10, Positive unconditional cache size: 1046, Negative cache size: 19, Negative conditional cache size: 5, Negative unconditional cache size: 14, Eliminated conditions: 1271, SemanticConditionEliminator.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 5, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 127, positive: 38, positive conditional: 23, positive unconditional: 15, negative: 88, negative conditional: 11, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1717, positive: 274, positive conditional: 274, positive unconditional: 0, negative: 1428, negative conditional: 112, negative unconditional: 1316, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1075, Positive cache size: 1056, Positive conditional cache size: 10, Positive unconditional cache size: 1046, Negative cache size: 19, Negative conditional cache size: 5, Negative unconditional cache size: 14, Eliminated conditions: 1271 ], Maximal queried relation: 6, Independence queries for same thread: 352 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 105 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3497.2ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 15.4ms, PartialOrderReductionTime: 2140.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 45, 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: 33.9ms SsaConstructionTime, 212.6ms SatisfiabilityAnalysisTime, 795.6ms InterpolantComputationTime, 375 NumberOfCodeBlocks, 375 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 369 ConstructedInterpolants, 0 QuantifiedInterpolants, 1101 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...