/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-NewStatesSleepPersistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe037_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 09:48:32,303 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 09:48:32,305 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 09:48:32,326 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 09:48:32,350 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-14 09:48:32,351 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-14 09:48:32,351 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-14 09:48:32,354 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-NewStatesSleepPersistent-NoLbe.epf [2021-07-14 09:48:32,377 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 09:48:32,377 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 09:48:32,377 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 09:48:32,377 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 09:48:32,379 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 09:48:32,379 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 09:48:32,379 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 09:48:32,379 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 09:48:32,380 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 09:48:32,380 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 09:48:32,380 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 09:48:32,380 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 09:48:32,381 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 09:48:32,381 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 09:48:32,381 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 09:48:32,381 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 09:48:32,381 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 09:48:32,381 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 09:48:32,381 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 09:48:32,381 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 09:48:32,382 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 09:48:32,382 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 09:48:32,382 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 09:48:32,382 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 09:48:32,382 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 09:48:32,382 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 09:48:32,382 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 09:48:32,382 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 09:48:32,383 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 09:48:32,383 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 09:48:32,383 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 09:48:32,383 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 09:48:32,383 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2021-07-14 09:48:32,383 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 09:48:32,653 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 09:48:32,668 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 09:48:32,669 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 09:48:32,670 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-14 09:48:32,672 INFO L275 PluginConnector]: CDTParser initialized [2021-07-14 09:48:32,672 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe037_tso.oepc.i [2021-07-14 09:48:32,721 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85c858d9c/a4dc619ff716403dad0db1b780b33ae3/FLAG99542473c [2021-07-14 09:48:33,132 INFO L306 CDTParser]: Found 1 translation units. [2021-07-14 09:48:33,133 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe037_tso.oepc.i [2021-07-14 09:48:33,144 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85c858d9c/a4dc619ff716403dad0db1b780b33ae3/FLAG99542473c [2021-07-14 09:48:33,158 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85c858d9c/a4dc619ff716403dad0db1b780b33ae3 [2021-07-14 09:48:33,160 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 09:48:33,162 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-14 09:48:33,163 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-14 09:48:33,164 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-14 09:48:33,166 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-14 09:48:33,166 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 09:48:33" (1/1) ... [2021-07-14 09:48:33,167 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2486a4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 09:48:33, skipping insertion in model container [2021-07-14 09:48:33,167 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 09:48:33" (1/1) ... [2021-07-14 09:48:33,173 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-14 09:48:33,211 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-14 09:48:33,345 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/safe037_tso.oepc.i[950,963] [2021-07-14 09:48:33,504 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 09:48:33,511 INFO L203 MainTranslator]: Completed pre-run [2021-07-14 09:48:33,522 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/safe037_tso.oepc.i[950,963] [2021-07-14 09:48:33,558 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 09:48:33,582 INFO L208 MainTranslator]: Completed translation [2021-07-14 09:48:33,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 09:48:33 WrapperNode [2021-07-14 09:48:33,582 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-14 09:48:33,583 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 09:48:33,583 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 09:48:33,583 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 09:48:33,587 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 09:48:33" (1/1) ... [2021-07-14 09:48:33,596 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 09:48:33" (1/1) ... [2021-07-14 09:48:33,608 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 09:48:33,608 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 09:48:33,609 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 09:48:33,609 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 09:48:33,613 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 09:48:33" (1/1) ... [2021-07-14 09:48:33,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 09:48:33" (1/1) ... [2021-07-14 09:48:33,615 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 09:48:33" (1/1) ... [2021-07-14 09:48:33,616 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 09:48:33" (1/1) ... [2021-07-14 09:48:33,619 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 09:48:33" (1/1) ... [2021-07-14 09:48:33,620 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 09:48:33" (1/1) ... [2021-07-14 09:48:33,621 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 09:48:33" (1/1) ... [2021-07-14 09:48:33,623 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 09:48:33,623 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 09:48:33,623 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 09:48:33,623 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 09:48:33,624 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 09:48:33" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 09:48:33,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-14 09:48:33,705 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-14 09:48:33,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-14 09:48:33,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-14 09:48:33,706 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-14 09:48:33,706 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-14 09:48:33,706 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-14 09:48:33,706 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-14 09:48:33,706 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-14 09:48:33,706 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-14 09:48:33,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-14 09:48:33,706 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-14 09:48:33,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 09:48:33,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 09:48:33,714 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-14 09:48:33,968 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 09:48:33,969 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-14 09:48:33,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 09:48:33 BoogieIcfgContainer [2021-07-14 09:48:33,970 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 09:48:33,971 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 09:48:33,971 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 09:48:33,973 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 09:48:33,973 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 09:48:33" (1/3) ... [2021-07-14 09:48:33,974 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2be759a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 09:48:33, skipping insertion in model container [2021-07-14 09:48:33,974 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 09:48:33" (2/3) ... [2021-07-14 09:48:33,974 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2be759a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 09:48:33, skipping insertion in model container [2021-07-14 09:48:33,974 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 09:48:33" (3/3) ... [2021-07-14 09:48:33,975 INFO L111 eAbstractionObserver]: Analyzing ICFG safe037_tso.oepc.i [2021-07-14 09:48:33,978 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 09:48:33,978 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 09:48:33,979 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 09:48:33,979 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 09:48:33,996 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:33,996 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:33,996 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:33,997 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:33,997 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:33,997 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:33,997 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:33,997 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:33,997 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:33,997 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:33,997 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:33,998 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:33,998 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:33,998 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:33,998 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:33,998 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:33,998 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:33,998 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:33,998 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:33,998 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:33,999 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:33,999 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:33,999 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:33,999 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:33,999 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:33,999 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:33,999 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:34,000 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:34,000 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:34,000 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:34,000 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:34,000 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:34,000 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:34,000 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:34,000 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:34,000 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:34,002 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:34,002 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:34,002 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:34,002 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:34,005 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:34,006 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:34,006 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:34,006 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:34,007 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:34,007 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:34,007 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:34,007 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 09:48:34,009 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-14 09:48:34,023 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-14 09:48:34,060 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 09:48:34,060 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 09:48:34,060 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 09:48:34,060 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 09:48:34,060 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 09:48:34,060 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 09:48:34,060 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 09:48:34,060 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 09:48:34,227 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 09:48:34,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 09:48:34,233 INFO L82 PathProgramCache]: Analyzing trace with hash -1413856899, now seen corresponding path program 1 times [2021-07-14 09:48:34,239 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 09:48:34,239 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [251684816] [2021-07-14 09:48:34,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 09:48:34,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 09:48:34,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 09:48:34,415 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 09:48:34,415 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [251684816] [2021-07-14 09:48:34,415 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [251684816] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 09:48:34,416 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 09:48:34,416 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-14 09:48:34,416 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594256069] [2021-07-14 09:48:34,419 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-14 09:48:34,419 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 09:48:34,426 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-14 09:48:34,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-14 09:48:34,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 09:48:34,428 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 09:48:34,430 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 09:48:34,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 09:48:34,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 09:48:34,436 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 09:48:34,437 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 09:48:34,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 09:48:34,437 INFO L82 PathProgramCache]: Analyzing trace with hash -1743011939, now seen corresponding path program 1 times [2021-07-14 09:48:34,437 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 09:48:34,437 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089233696] [2021-07-14 09:48:34,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 09:48:34,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 09:48:34,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 09:48:34,577 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 09:48:34,577 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2089233696] [2021-07-14 09:48:34,577 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2089233696] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 09:48:34,578 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 09:48:34,578 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-14 09:48:34,578 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1010882567] [2021-07-14 09:48:34,579 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-14 09:48:34,579 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 09:48:34,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-14 09:48:34,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-14 09:48:34,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 09:48:34,580 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 09:48:34,580 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 6 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 09:48:34,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 09:48:34,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 09:48:34,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 09:48:34,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 09:48:34,716 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-14 09:48:34,716 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 09:48:34,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 09:48:34,722 INFO L82 PathProgramCache]: Analyzing trace with hash -835920231, now seen corresponding path program 1 times [2021-07-14 09:48:34,722 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 09:48:34,722 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1796617608] [2021-07-14 09:48:34,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 09:48:34,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 09:48:34,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 09:48:34,819 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 09:48:34,819 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1796617608] [2021-07-14 09:48:34,819 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1796617608] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 09:48:34,819 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 09:48:34,819 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 09:48:34,819 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [413464243] [2021-07-14 09:48:34,820 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 09:48:34,820 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 09:48:34,820 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 09:48:34,820 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-14 09:48:34,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 09:48:34,820 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 09:48:34,821 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 09:48:34,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 09:48:34,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 09:48:34,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 09:48:34,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 09:48:34,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 09:48:34,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 09:48:34,907 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-14 09:48:34,907 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 09:48:34,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 09:48:34,907 INFO L82 PathProgramCache]: Analyzing trace with hash 1013019991, now seen corresponding path program 1 times [2021-07-14 09:48:34,907 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 09:48:34,907 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822489555] [2021-07-14 09:48:34,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 09:48:34,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 09:48:35,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 09:48:35,002 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 09:48:35,002 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [822489555] [2021-07-14 09:48:35,002 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [822489555] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 09:48:35,002 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 09:48:35,002 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 09:48:35,003 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760462374] [2021-07-14 09:48:35,003 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 09:48:35,003 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 09:48:35,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 09:48:35,003 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 09:48:35,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 09:48:35,004 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 09:48:35,004 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 7 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) [2021-07-14 09:48:35,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 09:48:35,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 09:48:35,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 09:48:35,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 09:48:35,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 09:48:35,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 09:48:35,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 09:48:35,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 09:48:35,149 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-14 09:48:35,149 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 09:48:35,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 09:48:35,150 INFO L82 PathProgramCache]: Analyzing trace with hash 210816741, now seen corresponding path program 2 times [2021-07-14 09:48:35,151 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 09:48:35,151 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612252966] [2021-07-14 09:48:35,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 09:48:35,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 09:48:35,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 09:48:35,245 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 09:48:35,245 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [612252966] [2021-07-14 09:48:35,246 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [612252966] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 09:48:35,246 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 09:48:35,246 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 09:48:35,246 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1678662181] [2021-07-14 09:48:35,246 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 09:48:35,246 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 09:48:35,247 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 09:48:35,247 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 09:48:35,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 09:48:35,247 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 09:48:35,247 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 7 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) [2021-07-14 09:48:35,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 09:48:35,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 09:48:35,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 09:48:35,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 09:48:35,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 09:48:35,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 09:48:35,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 09:48:35,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 09:48:35,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 09:48:35,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 09:48:35,331 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-14 09:48:35,331 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 09:48:35,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 09:48:35,331 INFO L82 PathProgramCache]: Analyzing trace with hash 949897051, now seen corresponding path program 3 times [2021-07-14 09:48:35,331 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 09:48:35,332 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [678685758] [2021-07-14 09:48:35,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 09:48:35,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 09:48:35,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 09:48:35,398 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 09:48:35,398 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [678685758] [2021-07-14 09:48:35,399 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [678685758] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 09:48:35,399 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 09:48:35,399 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 09:48:35,399 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254622830] [2021-07-14 09:48:35,399 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 09:48:35,399 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 09:48:35,399 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 09:48:35,400 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 09:48:35,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 09:48:35,400 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 09:48:35,400 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 7 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) [2021-07-14 09:48:35,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 09:48:35,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 09:48:35,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 09:48:35,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 09:48:35,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 09:48:35,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 09:48:35,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 09:48:35,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 09:48:35,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 09:48:35,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 09:48:35,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 09:48:35,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 09:48:35,490 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-14 09:48:35,499 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 09:48:35,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 09:48:35 BasicIcfg [2021-07-14 09:48:35,500 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 09:48:35,501 INFO L168 Benchmark]: Toolchain (without parser) took 2338.94 ms. Allocated memory was 182.5 MB in the beginning and 237.0 MB in the end (delta: 54.5 MB). Free memory was 146.7 MB in the beginning and 120.6 MB in the end (delta: 26.1 MB). Peak memory consumption was 81.0 MB. Max. memory is 8.0 GB. [2021-07-14 09:48:35,501 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 182.5 MB. Free memory is still 164.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 09:48:35,501 INFO L168 Benchmark]: CACSL2BoogieTranslator took 419.11 ms. Allocated memory is still 182.5 MB. Free memory was 146.4 MB in the beginning and 156.8 MB in the end (delta: -10.4 MB). Peak memory consumption was 15.8 MB. Max. memory is 8.0 GB. [2021-07-14 09:48:35,502 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.00 ms. Allocated memory is still 182.5 MB. Free memory was 156.8 MB in the beginning and 154.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-14 09:48:35,502 INFO L168 Benchmark]: Boogie Preprocessor took 14.24 ms. Allocated memory is still 182.5 MB. Free memory was 154.8 MB in the beginning and 153.7 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 09:48:35,502 INFO L168 Benchmark]: RCFGBuilder took 346.94 ms. Allocated memory is still 182.5 MB. Free memory was 153.7 MB in the beginning and 129.6 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. [2021-07-14 09:48:35,502 INFO L168 Benchmark]: TraceAbstraction took 1528.96 ms. Allocated memory was 182.5 MB in the beginning and 237.0 MB in the end (delta: 54.5 MB). Free memory was 129.6 MB in the beginning and 120.6 MB in the end (delta: 9.1 MB). Peak memory consumption was 64.1 MB. Max. memory is 8.0 GB. [2021-07-14 09:48:35,504 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 182.5 MB. Free memory is still 164.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 419.11 ms. Allocated memory is still 182.5 MB. Free memory was 146.4 MB in the beginning and 156.8 MB in the end (delta: -10.4 MB). Peak memory consumption was 15.8 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 25.00 ms. Allocated memory is still 182.5 MB. Free memory was 156.8 MB in the beginning and 154.8 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 14.24 ms. Allocated memory is still 182.5 MB. Free memory was 154.8 MB in the beginning and 153.7 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 346.94 ms. Allocated memory is still 182.5 MB. Free memory was 153.7 MB in the beginning and 129.6 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1528.96 ms. Allocated memory was 182.5 MB in the beginning and 237.0 MB in the end (delta: 54.5 MB). Free memory was 129.6 MB in the beginning and 120.6 MB in the end (delta: 9.1 MB). Peak memory consumption was 64.1 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: 8194, positive: 8090, positive conditional: 3894, positive unconditional: 4196, negative: 104, negative conditional: 71, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 8172, positive: 8090, positive conditional: 3894, positive unconditional: 4196, negative: 82, negative conditional: 49, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 8172, positive: 7915, positive conditional: 0, positive unconditional: 7915, negative: 257, negative conditional: 0, negative unconditional: 257, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1083, positive: 1063, positive conditional: 0, positive unconditional: 1063, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1083, positive: 1057, positive conditional: 0, positive unconditional: 1057, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 26, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 12, positive conditional: 6, positive unconditional: 6, negative: 21, negative conditional: 1, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 96, positive: 16, positive conditional: 8, positive unconditional: 8, negative: 80, negative conditional: 1, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 8172, positive: 6852, positive conditional: 0, positive unconditional: 6852, negative: 237, negative conditional: 0, negative unconditional: 237, unknown: 1083, unknown conditional: 0, unknown unconditional: 1083] , Statistics on independence cache: Total cache size (in pairs): 1090, Positive cache size: 1069, Positive conditional cache size: 6, Positive unconditional cache size: 1063, Negative cache size: 21, Negative conditional cache size: 1, Negative unconditional cache size: 20, SemanticConditionEliminator.Independence Queries: [ total: 748, positive: 175, positive conditional: 175, positive unconditional: 0, negative: 573, negative conditional: 14, negative unconditional: 559, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 748, positive: 175, positive conditional: 175, positive unconditional: 0, negative: 573, negative conditional: 14, negative unconditional: 559, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 12, positive conditional: 6, positive unconditional: 6, negative: 21, negative conditional: 1, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 96, positive: 16, positive conditional: 8, positive unconditional: 8, negative: 80, negative conditional: 1, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 748, positive: 169, positive conditional: 169, positive unconditional: 0, negative: 572, negative conditional: 13, negative unconditional: 559, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1090, Positive cache size: 1069, Positive conditional cache size: 6, Positive unconditional cache size: 1063, Negative cache size: 21, Negative conditional cache size: 1, Negative unconditional cache size: 20, Eliminated conditions: 490, SemanticConditionEliminator.Independence Queries: [ total: 748, positive: 175, positive conditional: 175, positive unconditional: 0, negative: 573, negative conditional: 14, negative unconditional: 559, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 748, positive: 175, positive conditional: 175, positive unconditional: 0, negative: 573, negative conditional: 14, negative unconditional: 559, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 12, positive conditional: 6, positive unconditional: 6, negative: 21, negative conditional: 1, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 96, positive: 16, positive conditional: 8, positive unconditional: 8, negative: 80, negative conditional: 1, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 748, positive: 169, positive conditional: 169, positive unconditional: 0, negative: 572, negative conditional: 13, negative unconditional: 559, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1090, Positive cache size: 1069, Positive conditional cache size: 6, Positive unconditional cache size: 1063, Negative cache size: 21, Negative conditional cache size: 1, Negative unconditional cache size: 20, Eliminated conditions: 490, SemanticConditionEliminator.Independence Queries: [ total: 748, positive: 175, positive conditional: 175, positive unconditional: 0, negative: 573, negative conditional: 14, negative unconditional: 559, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 748, positive: 175, positive conditional: 175, positive unconditional: 0, negative: 573, negative conditional: 14, negative unconditional: 559, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 12, positive conditional: 6, positive unconditional: 6, negative: 21, negative conditional: 1, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 96, positive: 16, positive conditional: 8, positive unconditional: 8, negative: 80, negative conditional: 1, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 748, positive: 169, positive conditional: 169, positive unconditional: 0, negative: 572, negative conditional: 13, negative unconditional: 559, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1090, Positive cache size: 1069, Positive conditional cache size: 6, Positive unconditional cache size: 1063, Negative cache size: 21, Negative conditional cache size: 1, Negative unconditional cache size: 20, Eliminated conditions: 490, SemanticConditionEliminator.Independence Queries: [ total: 748, positive: 175, positive conditional: 175, positive unconditional: 0, negative: 573, negative conditional: 14, negative unconditional: 559, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 748, positive: 175, positive conditional: 175, positive unconditional: 0, negative: 573, negative conditional: 14, negative unconditional: 559, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 12, positive conditional: 6, positive unconditional: 6, negative: 21, negative conditional: 1, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 96, positive: 16, positive conditional: 8, positive unconditional: 8, negative: 80, negative conditional: 1, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 748, positive: 169, positive conditional: 169, positive unconditional: 0, negative: 572, negative conditional: 13, negative unconditional: 559, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1090, Positive cache size: 1069, Positive conditional cache size: 6, Positive unconditional cache size: 1063, Negative cache size: 21, Negative conditional cache size: 1, Negative unconditional cache size: 20, Eliminated conditions: 490, SemanticConditionEliminator.Independence Queries: [ total: 748, positive: 175, positive conditional: 175, positive unconditional: 0, negative: 573, negative conditional: 14, negative unconditional: 559, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 748, positive: 175, positive conditional: 175, positive unconditional: 0, negative: 573, negative conditional: 14, negative unconditional: 559, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 12, positive conditional: 6, positive unconditional: 6, negative: 21, negative conditional: 1, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 96, positive: 16, positive conditional: 8, positive unconditional: 8, negative: 80, negative conditional: 1, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 748, positive: 169, positive conditional: 169, positive unconditional: 0, negative: 572, negative conditional: 13, negative unconditional: 559, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1090, Positive cache size: 1069, Positive conditional cache size: 6, Positive unconditional cache size: 1063, Negative cache size: 21, Negative conditional cache size: 1, Negative unconditional cache size: 20, Eliminated conditions: 490, SemanticConditionEliminator.Independence Queries: [ total: 748, positive: 175, positive conditional: 175, positive unconditional: 0, negative: 573, negative conditional: 14, negative unconditional: 559, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 748, positive: 175, positive conditional: 175, positive unconditional: 0, negative: 573, negative conditional: 14, negative unconditional: 559, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 12, positive conditional: 6, positive unconditional: 6, negative: 21, negative conditional: 1, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 96, positive: 16, positive conditional: 8, positive unconditional: 8, negative: 80, negative conditional: 1, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 748, positive: 169, positive conditional: 169, positive unconditional: 0, negative: 572, negative conditional: 13, negative unconditional: 559, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1090, Positive cache size: 1069, Positive conditional cache size: 6, Positive unconditional cache size: 1063, Negative cache size: 21, Negative conditional cache size: 1, Negative unconditional cache size: 20, Eliminated conditions: 490 ], Maximal queried relation: 6, Independence queries for same thread: 22 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 165, Number of persistent set computation: 197, Number of trivial persistent sets: 88, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8194, positive: 8090, positive conditional: 3894, positive unconditional: 4196, negative: 104, negative conditional: 71, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 8172, positive: 8090, positive conditional: 3894, positive unconditional: 4196, negative: 82, negative conditional: 49, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 8172, positive: 7915, positive conditional: 0, positive unconditional: 7915, negative: 257, negative conditional: 0, negative unconditional: 257, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1083, positive: 1063, positive conditional: 0, positive unconditional: 1063, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1083, positive: 1057, positive conditional: 0, positive unconditional: 1057, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 26, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 12, positive conditional: 6, positive unconditional: 6, negative: 21, negative conditional: 1, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 96, positive: 16, positive conditional: 8, positive unconditional: 8, negative: 80, negative conditional: 1, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 8172, positive: 6852, positive conditional: 0, positive unconditional: 6852, negative: 237, negative conditional: 0, negative unconditional: 237, unknown: 1083, unknown conditional: 0, unknown unconditional: 1083] , Statistics on independence cache: Total cache size (in pairs): 1090, Positive cache size: 1069, Positive conditional cache size: 6, Positive unconditional cache size: 1063, Negative cache size: 21, Negative conditional cache size: 1, Negative unconditional cache size: 20, SemanticConditionEliminator.Independence Queries: [ total: 748, positive: 175, positive conditional: 175, positive unconditional: 0, negative: 573, negative conditional: 14, negative unconditional: 559, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 748, positive: 175, positive conditional: 175, positive unconditional: 0, negative: 573, negative conditional: 14, negative unconditional: 559, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 12, positive conditional: 6, positive unconditional: 6, negative: 21, negative conditional: 1, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 96, positive: 16, positive conditional: 8, positive unconditional: 8, negative: 80, negative conditional: 1, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 748, positive: 169, positive conditional: 169, positive unconditional: 0, negative: 572, negative conditional: 13, negative unconditional: 559, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1090, Positive cache size: 1069, Positive conditional cache size: 6, Positive unconditional cache size: 1063, Negative cache size: 21, Negative conditional cache size: 1, Negative unconditional cache size: 20, Eliminated conditions: 490, SemanticConditionEliminator.Independence Queries: [ total: 748, positive: 175, positive conditional: 175, positive unconditional: 0, negative: 573, negative conditional: 14, negative unconditional: 559, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 748, positive: 175, positive conditional: 175, positive unconditional: 0, negative: 573, negative conditional: 14, negative unconditional: 559, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 12, positive conditional: 6, positive unconditional: 6, negative: 21, negative conditional: 1, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 96, positive: 16, positive conditional: 8, positive unconditional: 8, negative: 80, negative conditional: 1, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 748, positive: 169, positive conditional: 169, positive unconditional: 0, negative: 572, negative conditional: 13, negative unconditional: 559, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1090, Positive cache size: 1069, Positive conditional cache size: 6, Positive unconditional cache size: 1063, Negative cache size: 21, Negative conditional cache size: 1, Negative unconditional cache size: 20, Eliminated conditions: 490, SemanticConditionEliminator.Independence Queries: [ total: 748, positive: 175, positive conditional: 175, positive unconditional: 0, negative: 573, negative conditional: 14, negative unconditional: 559, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 748, positive: 175, positive conditional: 175, positive unconditional: 0, negative: 573, negative conditional: 14, negative unconditional: 559, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 12, positive conditional: 6, positive unconditional: 6, negative: 21, negative conditional: 1, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 96, positive: 16, positive conditional: 8, positive unconditional: 8, negative: 80, negative conditional: 1, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 748, positive: 169, positive conditional: 169, positive unconditional: 0, negative: 572, negative conditional: 13, negative unconditional: 559, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1090, Positive cache size: 1069, Positive conditional cache size: 6, Positive unconditional cache size: 1063, Negative cache size: 21, Negative conditional cache size: 1, Negative unconditional cache size: 20, Eliminated conditions: 490, SemanticConditionEliminator.Independence Queries: [ total: 748, positive: 175, positive conditional: 175, positive unconditional: 0, negative: 573, negative conditional: 14, negative unconditional: 559, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 748, positive: 175, positive conditional: 175, positive unconditional: 0, negative: 573, negative conditional: 14, negative unconditional: 559, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 12, positive conditional: 6, positive unconditional: 6, negative: 21, negative conditional: 1, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 96, positive: 16, positive conditional: 8, positive unconditional: 8, negative: 80, negative conditional: 1, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 748, positive: 169, positive conditional: 169, positive unconditional: 0, negative: 572, negative conditional: 13, negative unconditional: 559, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1090, Positive cache size: 1069, Positive conditional cache size: 6, Positive unconditional cache size: 1063, Negative cache size: 21, Negative conditional cache size: 1, Negative unconditional cache size: 20, Eliminated conditions: 490, SemanticConditionEliminator.Independence Queries: [ total: 748, positive: 175, positive conditional: 175, positive unconditional: 0, negative: 573, negative conditional: 14, negative unconditional: 559, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 748, positive: 175, positive conditional: 175, positive unconditional: 0, negative: 573, negative conditional: 14, negative unconditional: 559, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 12, positive conditional: 6, positive unconditional: 6, negative: 21, negative conditional: 1, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 96, positive: 16, positive conditional: 8, positive unconditional: 8, negative: 80, negative conditional: 1, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 748, positive: 169, positive conditional: 169, positive unconditional: 0, negative: 572, negative conditional: 13, negative unconditional: 559, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1090, Positive cache size: 1069, Positive conditional cache size: 6, Positive unconditional cache size: 1063, Negative cache size: 21, Negative conditional cache size: 1, Negative unconditional cache size: 20, Eliminated conditions: 490, SemanticConditionEliminator.Independence Queries: [ total: 748, positive: 175, positive conditional: 175, positive unconditional: 0, negative: 573, negative conditional: 14, negative unconditional: 559, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 748, positive: 175, positive conditional: 175, positive unconditional: 0, negative: 573, negative conditional: 14, negative unconditional: 559, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 12, positive conditional: 6, positive unconditional: 6, negative: 21, negative conditional: 1, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 96, positive: 16, positive conditional: 8, positive unconditional: 8, negative: 80, negative conditional: 1, negative unconditional: 79, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 748, positive: 169, positive conditional: 169, positive unconditional: 0, negative: 572, negative conditional: 13, negative unconditional: 559, unknown: 7, unknown conditional: 7, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1090, Positive cache size: 1069, Positive conditional cache size: 6, Positive unconditional cache size: 1063, Negative cache size: 21, Negative conditional cache size: 1, Negative unconditional cache size: 20, Eliminated conditions: 490 ], Maximal queried relation: 6, Independence queries for same thread: 22 - 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, 108 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1464.1ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 12.8ms, PartialOrderReductionTime: 699.2ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 41, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 20.8ms SsaConstructionTime, 133.9ms SatisfiabilityAnalysisTime, 434.2ms InterpolantComputationTime, 345 NumberOfCodeBlocks, 345 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 339 ConstructedInterpolants, 0 QuantifiedInterpolants, 799 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...