/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-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe019_pso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-10 07:42:51,855 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-10 07:42:51,857 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-10 07:42:51,885 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-10 07:42:51,932 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-10 07:42:51,932 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-10 07:42:51,933 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-10 07:42:51,935 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-Lockstep.epf [2021-07-10 07:42:51,968 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-10 07:42:51,968 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-10 07:42:51,969 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-10 07:42:51,969 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-10 07:42:51,971 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-10 07:42:51,972 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-10 07:42:51,972 INFO L138 SettingsManager]: * Use SBE=true [2021-07-10 07:42:51,972 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-10 07:42:51,972 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-10 07:42:51,972 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-10 07:42:51,984 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-10 07:42:51,985 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-10 07:42:51,985 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-10 07:42:51,985 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-10 07:42:51,985 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-10 07:42:51,985 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-10 07:42:51,985 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-10 07:42:51,985 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-10 07:42:51,985 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-10 07:42:51,986 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-10 07:42:51,986 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-10 07:42:51,986 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-10 07:42:51,986 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-10 07:42:51,986 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 07:42:51,986 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-10 07:42:51,986 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-10 07:42:51,986 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-10 07:42:51,986 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-10 07:42:51,986 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-07-10 07:42:51,987 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-10 07:42:51,987 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-10 07:42:51,987 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-10 07:42:51,987 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-10 07:42:51,987 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2021-07-10 07:42:51,987 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-10 07:42:52,221 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-10 07:42:52,236 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-10 07:42:52,238 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-10 07:42:52,238 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-10 07:42:52,239 INFO L275 PluginConnector]: CDTParser initialized [2021-07-10 07:42:52,239 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe019_pso.oepc.i [2021-07-10 07:42:52,311 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c508514c3/ea478d043f4049929f1f74252a2c02dc/FLAG73e7b98dc [2021-07-10 07:42:52,764 INFO L306 CDTParser]: Found 1 translation units. [2021-07-10 07:42:52,764 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe019_pso.oepc.i [2021-07-10 07:42:52,790 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c508514c3/ea478d043f4049929f1f74252a2c02dc/FLAG73e7b98dc [2021-07-10 07:42:53,277 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c508514c3/ea478d043f4049929f1f74252a2c02dc [2021-07-10 07:42:53,278 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-10 07:42:53,280 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-10 07:42:53,287 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-10 07:42:53,287 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-10 07:42:53,290 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-10 07:42:53,291 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 07:42:53" (1/1) ... [2021-07-10 07:42:53,292 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c64991d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:42:53, skipping insertion in model container [2021-07-10 07:42:53,292 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 07:42:53" (1/1) ... [2021-07-10 07:42:53,299 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-10 07:42:53,343 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-10 07:42:53,435 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe019_pso.oepc.i[950,963] [2021-07-10 07:42:53,545 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 07:42:53,550 INFO L203 MainTranslator]: Completed pre-run [2021-07-10 07:42:53,558 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe019_pso.oepc.i[950,963] [2021-07-10 07:42:53,577 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 07:42:53,605 INFO L208 MainTranslator]: Completed translation [2021-07-10 07:42:53,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:42:53 WrapperNode [2021-07-10 07:42:53,605 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-10 07:42:53,606 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-10 07:42:53,606 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-10 07:42:53,606 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-10 07:42:53,611 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:42:53" (1/1) ... [2021-07-10 07:42:53,620 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:42:53" (1/1) ... [2021-07-10 07:42:53,632 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-10 07:42:53,633 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-10 07:42:53,633 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-10 07:42:53,633 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-10 07:42:53,638 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:42:53" (1/1) ... [2021-07-10 07:42:53,638 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:42:53" (1/1) ... [2021-07-10 07:42:53,641 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:42:53" (1/1) ... [2021-07-10 07:42:53,641 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:42:53" (1/1) ... [2021-07-10 07:42:53,644 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:42:53" (1/1) ... [2021-07-10 07:42:53,646 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:42:53" (1/1) ... [2021-07-10 07:42:53,647 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:42:53" (1/1) ... [2021-07-10 07:42:53,649 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-10 07:42:53,650 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-10 07:42:53,650 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-10 07:42:53,650 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-10 07:42:53,650 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:42:53" (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 [2021-07-10 07:42:53,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-10 07:42:53,704 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-10 07:42:53,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-10 07:42:53,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-10 07:42:53,705 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-10 07:42:53,705 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-10 07:42:53,706 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-10 07:42:53,706 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-10 07:42:53,706 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-10 07:42:53,706 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-10 07:42:53,706 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-07-10 07:42:53,706 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-07-10 07:42:53,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-10 07:42:53,706 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-10 07:42:53,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-10 07:42:53,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-10 07:42:53,707 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-10 07:42:54,046 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-10 07:42:54,047 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-10 07:42:54,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 07:42:54 BoogieIcfgContainer [2021-07-10 07:42:54,049 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-10 07:42:54,050 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-10 07:42:54,050 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-10 07:42:54,052 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-10 07:42:54,052 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 07:42:53" (1/3) ... [2021-07-10 07:42:54,053 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b6087fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 07:42:54, skipping insertion in model container [2021-07-10 07:42:54,053 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 07:42:53" (2/3) ... [2021-07-10 07:42:54,053 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b6087fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 07:42:54, skipping insertion in model container [2021-07-10 07:42:54,053 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 07:42:54" (3/3) ... [2021-07-10 07:42:54,054 INFO L111 eAbstractionObserver]: Analyzing ICFG safe019_pso.oepc.i [2021-07-10 07:42:54,059 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-10 07:42:54,059 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-10 07:42:54,059 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-10 07:42:54,059 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-10 07:42:54,096 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,096 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,096 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,096 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,096 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,097 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,097 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,097 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,097 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,097 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,097 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,097 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,098 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,098 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,098 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,098 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,099 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,099 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,099 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,099 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,099 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,099 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,100 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,100 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,100 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,101 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,101 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,101 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,101 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,102 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,102 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,102 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,102 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,102 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,102 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,103 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,103 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,103 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,103 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,103 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,103 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,104 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,104 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,104 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,104 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,105 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,105 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,105 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,108 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,108 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,108 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,108 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,112 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,112 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,112 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,113 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,115 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,115 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,115 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,115 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,117 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,117 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,117 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,117 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 07:42:54,119 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-10 07:42:54,137 INFO L255 AbstractCegarLoop]: Starting to check reachability of 5 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-10 07:42:54,201 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-10 07:42:54,201 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-10 07:42:54,202 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-10 07:42:54,202 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-10 07:42:54,202 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-10 07:42:54,202 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-10 07:42:54,202 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-10 07:42:54,202 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-10 07:42:54,412 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:42:54,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:42:54,415 INFO L82 PathProgramCache]: Analyzing trace with hash -282432934, now seen corresponding path program 1 times [2021-07-10 07:42:54,421 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:42:54,421 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [245257162] [2021-07-10 07:42:54,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:42:54,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:42:54,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 07:42:54,568 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:42:54,569 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [245257162] [2021-07-10 07:42:54,570 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [245257162] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:42:54,570 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:42:54,570 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-10 07:42:54,571 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1176027406] [2021-07-10 07:42:54,578 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-10 07:42:54,580 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:42:54,590 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-10 07:42:54,592 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-10 07:42:54,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:42:54,593 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:42:54,594 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 32.5) internal successors, (65), 2 states have internal predecessors, (65), 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) [2021-07-10 07:42:54,594 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:42:54,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:42:54,606 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-10 07:42:54,606 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:42:54,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:42:54,606 INFO L82 PathProgramCache]: Analyzing trace with hash 1721780766, now seen corresponding path program 1 times [2021-07-10 07:42:54,607 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:42:54,607 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829301497] [2021-07-10 07:42:54,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:42:54,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:42:54,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 07:42:54,807 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:42:54,807 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1829301497] [2021-07-10 07:42:54,807 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1829301497] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:42:54,807 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:42:54,807 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-10 07:42:54,807 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1945210053] [2021-07-10 07:42:54,809 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 07:42:54,809 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:42:54,809 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 07:42:54,809 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-07-10 07:42:54,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:42:54,810 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:42:54,810 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) [2021-07-10 07:42:54,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:42:54,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:42:55,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:42:55,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 07:42:55,257 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-10 07:42:55,257 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:42:55,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:42:55,258 INFO L82 PathProgramCache]: Analyzing trace with hash 1381479131, now seen corresponding path program 1 times [2021-07-10 07:42:55,258 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:42:55,258 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [52165960] [2021-07-10 07:42:55,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:42:55,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:42:55,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 07:42:55,378 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:42:55,378 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [52165960] [2021-07-10 07:42:55,378 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [52165960] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:42:55,378 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:42:55,378 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-10 07:42:55,378 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667121916] [2021-07-10 07:42:55,378 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 07:42:55,379 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:42:55,380 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 07:42:55,381 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-10 07:42:55,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:42:55,381 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:42:55,381 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 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) [2021-07-10 07:42:55,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:42:55,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 07:42:55,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:42:55,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:42:55,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 07:42:55,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 07:42:55,541 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-10 07:42:55,541 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:42:55,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:42:55,541 INFO L82 PathProgramCache]: Analyzing trace with hash -240371258, now seen corresponding path program 2 times [2021-07-10 07:42:55,541 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:42:55,542 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018992809] [2021-07-10 07:42:55,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:42:55,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:42:55,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 07:42:55,645 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:42:55,646 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1018992809] [2021-07-10 07:42:55,646 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1018992809] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:42:55,646 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:42:55,646 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-10 07:42:55,646 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [588965713] [2021-07-10 07:42:55,646 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 07:42:55,646 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:42:55,647 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 07:42:55,647 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-10 07:42:55,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:42:55,647 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:42:55,647 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 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) [2021-07-10 07:42:55,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:42:55,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 07:42:55,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 07:42:55,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:42:56,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:42:56,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 07:42:56,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 07:42:56,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:42:56,133 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-10 07:42:56,133 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:42:56,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:42:56,134 INFO L82 PathProgramCache]: Analyzing trace with hash -676693773, now seen corresponding path program 1 times [2021-07-10 07:42:56,134 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:42:56,134 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57073934] [2021-07-10 07:42:56,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:42:56,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:42:56,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 07:42:56,242 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:42:56,242 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [57073934] [2021-07-10 07:42:56,242 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [57073934] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:42:56,242 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:42:56,243 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-10 07:42:56,243 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1136026203] [2021-07-10 07:42:56,243 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 07:42:56,243 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:42:56,243 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 07:42:56,244 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-10 07:42:56,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:42:56,244 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:42:56,244 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 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) [2021-07-10 07:42:56,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:42:56,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 07:42:56,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 07:42:56,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:42:56,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:42:56,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:42:56,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 07:42:56,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 07:42:56,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:42:56,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 07:42:56,404 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-10 07:42:56,405 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 07:42:56,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 07:42:56,408 INFO L82 PathProgramCache]: Analyzing trace with hash -1133916283, now seen corresponding path program 1 times [2021-07-10 07:42:56,408 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 07:42:56,408 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693540798] [2021-07-10 07:42:56,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 07:42:56,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 07:42:56,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 07:42:56,483 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 07:42:56,483 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693540798] [2021-07-10 07:42:56,483 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1693540798] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 07:42:56,483 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 07:42:56,484 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-10 07:42:56,484 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1350363406] [2021-07-10 07:42:56,484 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 07:42:56,484 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 07:42:56,484 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 07:42:56,484 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-10 07:42:56,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:42:56,485 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 07:42:56,485 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 10.0) internal successors, (70), 7 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 07:42:56,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:42:56,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 07:42:56,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 07:42:56,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:42:56,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 07:42:56,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:42:56,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 07:42:56,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 07:42:56,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 07:42:56,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 07:42:56,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 07:42:56,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 07:42:56,782 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-10 07:42:56,800 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-10 07:42:56,803 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 07:42:56 BasicIcfg [2021-07-10 07:42:56,803 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-10 07:42:56,803 INFO L168 Benchmark]: Toolchain (without parser) took 3523.91 ms. Allocated memory was 212.9 MB in the beginning and 274.7 MB in the end (delta: 61.9 MB). Free memory was 176.2 MB in the beginning and 114.1 MB in the end (delta: 62.1 MB). Peak memory consumption was 125.3 MB. Max. memory is 8.0 GB. [2021-07-10 07:42:56,804 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 212.9 MB. Free memory is still 194.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-10 07:42:56,804 INFO L168 Benchmark]: CACSL2BoogieTranslator took 318.42 ms. Allocated memory is still 212.9 MB. Free memory was 176.0 MB in the beginning and 186.1 MB in the end (delta: -10.1 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-07-10 07:42:56,804 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.62 ms. Allocated memory is still 212.9 MB. Free memory was 186.1 MB in the beginning and 184.6 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-10 07:42:56,804 INFO L168 Benchmark]: Boogie Preprocessor took 15.84 ms. Allocated memory is still 212.9 MB. Free memory was 184.0 MB in the beginning and 183.0 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-10 07:42:56,804 INFO L168 Benchmark]: RCFGBuilder took 399.37 ms. Allocated memory is still 212.9 MB. Free memory was 183.0 MB in the beginning and 156.3 MB in the end (delta: 26.7 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. [2021-07-10 07:42:56,805 INFO L168 Benchmark]: TraceAbstraction took 2752.87 ms. Allocated memory was 212.9 MB in the beginning and 274.7 MB in the end (delta: 61.9 MB). Free memory was 155.7 MB in the beginning and 114.1 MB in the end (delta: 41.7 MB). Peak memory consumption was 104.5 MB. Max. memory is 8.0 GB. [2021-07-10 07:42:56,806 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 212.9 MB. Free memory is still 194.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 318.42 ms. Allocated memory is still 212.9 MB. Free memory was 176.0 MB in the beginning and 186.1 MB in the end (delta: -10.1 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 26.62 ms. Allocated memory is still 212.9 MB. Free memory was 186.1 MB in the beginning and 184.6 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 15.84 ms. Allocated memory is still 212.9 MB. Free memory was 184.0 MB in the beginning and 183.0 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 399.37 ms. Allocated memory is still 212.9 MB. Free memory was 183.0 MB in the beginning and 156.3 MB in the end (delta: 26.7 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2752.87 ms. Allocated memory was 212.9 MB in the beginning and 274.7 MB in the end (delta: 61.9 MB). Free memory was 155.7 MB in the beginning and 114.1 MB in the end (delta: 41.7 MB). Peak memory consumption was 104.5 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: 34108, positive: 33361, positive conditional: 25111, positive unconditional: 8250, negative: 747, negative conditional: 682, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 33994, positive: 33361, positive conditional: 25111, positive unconditional: 8250, negative: 633, negative conditional: 568, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 33994, positive: 32075, positive conditional: 0, positive unconditional: 32075, negative: 1919, negative conditional: 0, negative unconditional: 1919, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1775, positive: 1744, positive conditional: 0, positive unconditional: 1744, negative: 31, negative conditional: 0, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1775, positive: 1732, positive conditional: 0, positive unconditional: 1732, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 43, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 31, negative conditional: 0, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 88, positive: 42, positive conditional: 30, positive unconditional: 12, negative: 46, negative conditional: 15, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 186, positive: 72, positive conditional: 49, positive unconditional: 23, negative: 114, negative conditional: 16, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 33994, positive: 30331, positive conditional: 0, positive unconditional: 30331, negative: 1888, negative conditional: 0, negative unconditional: 1888, unknown: 1775, unknown conditional: 0, unknown unconditional: 1775] , Statistics on independence cache: Total cache size (in pairs): 1820, Positive cache size: 1774, Positive conditional cache size: 30, Positive unconditional cache size: 1744, Negative cache size: 46, Negative conditional cache size: 15, Negative unconditional cache size: 31, SemanticConditionEliminator.Independence Queries: [ total: 7619, positive: 1286, positive conditional: 1286, positive unconditional: 0, negative: 6333, negative conditional: 204, negative unconditional: 6129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7619, positive: 1286, positive conditional: 1286, positive unconditional: 0, negative: 6333, negative conditional: 204, negative unconditional: 6129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 88, positive: 42, positive conditional: 30, positive unconditional: 12, negative: 46, negative conditional: 15, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 186, positive: 72, positive conditional: 49, positive unconditional: 23, negative: 114, negative conditional: 16, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7619, positive: 1256, positive conditional: 1256, positive unconditional: 0, negative: 6318, negative conditional: 189, negative unconditional: 6129, unknown: 45, unknown conditional: 45, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1820, Positive cache size: 1774, Positive conditional cache size: 30, Positive unconditional cache size: 1744, Negative cache size: 46, Negative conditional cache size: 15, Negative unconditional cache size: 31, Eliminated conditions: 6085, SemanticConditionEliminator.Independence Queries: [ total: 7619, positive: 1286, positive conditional: 1286, positive unconditional: 0, negative: 6333, negative conditional: 204, negative unconditional: 6129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7619, positive: 1286, positive conditional: 1286, positive unconditional: 0, negative: 6333, negative conditional: 204, negative unconditional: 6129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 88, positive: 42, positive conditional: 30, positive unconditional: 12, negative: 46, negative conditional: 15, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 186, positive: 72, positive conditional: 49, positive unconditional: 23, negative: 114, negative conditional: 16, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7619, positive: 1256, positive conditional: 1256, positive unconditional: 0, negative: 6318, negative conditional: 189, negative unconditional: 6129, unknown: 45, unknown conditional: 45, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1820, Positive cache size: 1774, Positive conditional cache size: 30, Positive unconditional cache size: 1744, Negative cache size: 46, Negative conditional cache size: 15, Negative unconditional cache size: 31, Eliminated conditions: 6085, SemanticConditionEliminator.Independence Queries: [ total: 7619, positive: 1286, positive conditional: 1286, positive unconditional: 0, negative: 6333, negative conditional: 204, negative unconditional: 6129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7619, positive: 1286, positive conditional: 1286, positive unconditional: 0, negative: 6333, negative conditional: 204, negative unconditional: 6129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 88, positive: 42, positive conditional: 30, positive unconditional: 12, negative: 46, negative conditional: 15, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 186, positive: 72, positive conditional: 49, positive unconditional: 23, negative: 114, negative conditional: 16, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7619, positive: 1256, positive conditional: 1256, positive unconditional: 0, negative: 6318, negative conditional: 189, negative unconditional: 6129, unknown: 45, unknown conditional: 45, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1820, Positive cache size: 1774, Positive conditional cache size: 30, Positive unconditional cache size: 1744, Negative cache size: 46, Negative conditional cache size: 15, Negative unconditional cache size: 31, Eliminated conditions: 6085, SemanticConditionEliminator.Independence Queries: [ total: 7619, positive: 1286, positive conditional: 1286, positive unconditional: 0, negative: 6333, negative conditional: 204, negative unconditional: 6129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7619, positive: 1286, positive conditional: 1286, positive unconditional: 0, negative: 6333, negative conditional: 204, negative unconditional: 6129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 88, positive: 42, positive conditional: 30, positive unconditional: 12, negative: 46, negative conditional: 15, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 186, positive: 72, positive conditional: 49, positive unconditional: 23, negative: 114, negative conditional: 16, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7619, positive: 1256, positive conditional: 1256, positive unconditional: 0, negative: 6318, negative conditional: 189, negative unconditional: 6129, unknown: 45, unknown conditional: 45, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1820, Positive cache size: 1774, Positive conditional cache size: 30, Positive unconditional cache size: 1744, Negative cache size: 46, Negative conditional cache size: 15, Negative unconditional cache size: 31, Eliminated conditions: 6085, SemanticConditionEliminator.Independence Queries: [ total: 7619, positive: 1286, positive conditional: 1286, positive unconditional: 0, negative: 6333, negative conditional: 204, negative unconditional: 6129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7619, positive: 1286, positive conditional: 1286, positive unconditional: 0, negative: 6333, negative conditional: 204, negative unconditional: 6129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 88, positive: 42, positive conditional: 30, positive unconditional: 12, negative: 46, negative conditional: 15, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 186, positive: 72, positive conditional: 49, positive unconditional: 23, negative: 114, negative conditional: 16, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7619, positive: 1256, positive conditional: 1256, positive unconditional: 0, negative: 6318, negative conditional: 189, negative unconditional: 6129, unknown: 45, unknown conditional: 45, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1820, Positive cache size: 1774, Positive conditional cache size: 30, Positive unconditional cache size: 1744, Negative cache size: 46, Negative conditional cache size: 15, Negative unconditional cache size: 31, Eliminated conditions: 6085, SemanticConditionEliminator.Independence Queries: [ total: 7619, positive: 1286, positive conditional: 1286, positive unconditional: 0, negative: 6333, negative conditional: 204, negative unconditional: 6129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7619, positive: 1286, positive conditional: 1286, positive unconditional: 0, negative: 6333, negative conditional: 204, negative unconditional: 6129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 88, positive: 42, positive conditional: 30, positive unconditional: 12, negative: 46, negative conditional: 15, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 186, positive: 72, positive conditional: 49, positive unconditional: 23, negative: 114, negative conditional: 16, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7619, positive: 1256, positive conditional: 1256, positive unconditional: 0, negative: 6318, negative conditional: 189, negative unconditional: 6129, unknown: 45, unknown conditional: 45, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1820, Positive cache size: 1774, Positive conditional cache size: 30, Positive unconditional cache size: 1744, Negative cache size: 46, Negative conditional cache size: 15, Negative unconditional cache size: 31, Eliminated conditions: 6085 ], Maximal queried relation: 6, Independence queries for same thread: 114 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 278, Number of persistent set computation: 1001, Number of trivial persistent sets: 169, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 34108, positive: 33361, positive conditional: 25111, positive unconditional: 8250, negative: 747, negative conditional: 682, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 33994, positive: 33361, positive conditional: 25111, positive unconditional: 8250, negative: 633, negative conditional: 568, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 33994, positive: 32075, positive conditional: 0, positive unconditional: 32075, negative: 1919, negative conditional: 0, negative unconditional: 1919, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1775, positive: 1744, positive conditional: 0, positive unconditional: 1744, negative: 31, negative conditional: 0, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1775, positive: 1732, positive conditional: 0, positive unconditional: 1732, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 43, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 31, negative conditional: 0, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 88, positive: 42, positive conditional: 30, positive unconditional: 12, negative: 46, negative conditional: 15, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 186, positive: 72, positive conditional: 49, positive unconditional: 23, negative: 114, negative conditional: 16, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 33994, positive: 30331, positive conditional: 0, positive unconditional: 30331, negative: 1888, negative conditional: 0, negative unconditional: 1888, unknown: 1775, unknown conditional: 0, unknown unconditional: 1775] , Statistics on independence cache: Total cache size (in pairs): 1820, Positive cache size: 1774, Positive conditional cache size: 30, Positive unconditional cache size: 1744, Negative cache size: 46, Negative conditional cache size: 15, Negative unconditional cache size: 31, SemanticConditionEliminator.Independence Queries: [ total: 7619, positive: 1286, positive conditional: 1286, positive unconditional: 0, negative: 6333, negative conditional: 204, negative unconditional: 6129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7619, positive: 1286, positive conditional: 1286, positive unconditional: 0, negative: 6333, negative conditional: 204, negative unconditional: 6129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 88, positive: 42, positive conditional: 30, positive unconditional: 12, negative: 46, negative conditional: 15, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 186, positive: 72, positive conditional: 49, positive unconditional: 23, negative: 114, negative conditional: 16, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7619, positive: 1256, positive conditional: 1256, positive unconditional: 0, negative: 6318, negative conditional: 189, negative unconditional: 6129, unknown: 45, unknown conditional: 45, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1820, Positive cache size: 1774, Positive conditional cache size: 30, Positive unconditional cache size: 1744, Negative cache size: 46, Negative conditional cache size: 15, Negative unconditional cache size: 31, Eliminated conditions: 6085, SemanticConditionEliminator.Independence Queries: [ total: 7619, positive: 1286, positive conditional: 1286, positive unconditional: 0, negative: 6333, negative conditional: 204, negative unconditional: 6129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7619, positive: 1286, positive conditional: 1286, positive unconditional: 0, negative: 6333, negative conditional: 204, negative unconditional: 6129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 88, positive: 42, positive conditional: 30, positive unconditional: 12, negative: 46, negative conditional: 15, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 186, positive: 72, positive conditional: 49, positive unconditional: 23, negative: 114, negative conditional: 16, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7619, positive: 1256, positive conditional: 1256, positive unconditional: 0, negative: 6318, negative conditional: 189, negative unconditional: 6129, unknown: 45, unknown conditional: 45, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1820, Positive cache size: 1774, Positive conditional cache size: 30, Positive unconditional cache size: 1744, Negative cache size: 46, Negative conditional cache size: 15, Negative unconditional cache size: 31, Eliminated conditions: 6085, SemanticConditionEliminator.Independence Queries: [ total: 7619, positive: 1286, positive conditional: 1286, positive unconditional: 0, negative: 6333, negative conditional: 204, negative unconditional: 6129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7619, positive: 1286, positive conditional: 1286, positive unconditional: 0, negative: 6333, negative conditional: 204, negative unconditional: 6129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 88, positive: 42, positive conditional: 30, positive unconditional: 12, negative: 46, negative conditional: 15, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 186, positive: 72, positive conditional: 49, positive unconditional: 23, negative: 114, negative conditional: 16, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7619, positive: 1256, positive conditional: 1256, positive unconditional: 0, negative: 6318, negative conditional: 189, negative unconditional: 6129, unknown: 45, unknown conditional: 45, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1820, Positive cache size: 1774, Positive conditional cache size: 30, Positive unconditional cache size: 1744, Negative cache size: 46, Negative conditional cache size: 15, Negative unconditional cache size: 31, Eliminated conditions: 6085, SemanticConditionEliminator.Independence Queries: [ total: 7619, positive: 1286, positive conditional: 1286, positive unconditional: 0, negative: 6333, negative conditional: 204, negative unconditional: 6129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7619, positive: 1286, positive conditional: 1286, positive unconditional: 0, negative: 6333, negative conditional: 204, negative unconditional: 6129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 88, positive: 42, positive conditional: 30, positive unconditional: 12, negative: 46, negative conditional: 15, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 186, positive: 72, positive conditional: 49, positive unconditional: 23, negative: 114, negative conditional: 16, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7619, positive: 1256, positive conditional: 1256, positive unconditional: 0, negative: 6318, negative conditional: 189, negative unconditional: 6129, unknown: 45, unknown conditional: 45, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1820, Positive cache size: 1774, Positive conditional cache size: 30, Positive unconditional cache size: 1744, Negative cache size: 46, Negative conditional cache size: 15, Negative unconditional cache size: 31, Eliminated conditions: 6085, SemanticConditionEliminator.Independence Queries: [ total: 7619, positive: 1286, positive conditional: 1286, positive unconditional: 0, negative: 6333, negative conditional: 204, negative unconditional: 6129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7619, positive: 1286, positive conditional: 1286, positive unconditional: 0, negative: 6333, negative conditional: 204, negative unconditional: 6129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 88, positive: 42, positive conditional: 30, positive unconditional: 12, negative: 46, negative conditional: 15, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 186, positive: 72, positive conditional: 49, positive unconditional: 23, negative: 114, negative conditional: 16, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7619, positive: 1256, positive conditional: 1256, positive unconditional: 0, negative: 6318, negative conditional: 189, negative unconditional: 6129, unknown: 45, unknown conditional: 45, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1820, Positive cache size: 1774, Positive conditional cache size: 30, Positive unconditional cache size: 1744, Negative cache size: 46, Negative conditional cache size: 15, Negative unconditional cache size: 31, Eliminated conditions: 6085, SemanticConditionEliminator.Independence Queries: [ total: 7619, positive: 1286, positive conditional: 1286, positive unconditional: 0, negative: 6333, negative conditional: 204, negative unconditional: 6129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7619, positive: 1286, positive conditional: 1286, positive unconditional: 0, negative: 6333, negative conditional: 204, negative unconditional: 6129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 88, positive: 42, positive conditional: 30, positive unconditional: 12, negative: 46, negative conditional: 15, negative unconditional: 31, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 186, positive: 72, positive conditional: 49, positive unconditional: 23, negative: 114, negative conditional: 16, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7619, positive: 1256, positive conditional: 1256, positive unconditional: 0, negative: 6318, negative conditional: 189, negative unconditional: 6129, unknown: 45, unknown conditional: 45, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1820, Positive cache size: 1774, Positive conditional cache size: 30, Positive unconditional cache size: 1744, Negative cache size: 46, Negative conditional cache size: 15, Negative unconditional cache size: 31, Eliminated conditions: 6085 ], Maximal queried relation: 6, Independence queries for same thread: 114 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 9 procedures, 127 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2638.8ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 16.2ms, PartialOrderReductionTime: 1752.2ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 55, 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: 27.1ms SsaConstructionTime, 125.2ms SatisfiabilityAnalysisTime, 520.2ms InterpolantComputationTime, 395 NumberOfCodeBlocks, 395 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 389 ConstructedInterpolants, 0 QuantifiedInterpolants, 955 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...