/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe023_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-17 08:38:54,291 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-17 08:38:54,293 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-17 08:38:54,312 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-17 08:38:54,358 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-17 08:38:54,359 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-17 08:38:54,359 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-17 08:38:54,367 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf [2021-06-17 08:38:54,405 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-17 08:38:54,405 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-17 08:38:54,405 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-17 08:38:54,405 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-17 08:38:54,408 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-17 08:38:54,408 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-17 08:38:54,408 INFO L138 SettingsManager]: * Use SBE=true [2021-06-17 08:38:54,408 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-17 08:38:54,408 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-17 08:38:54,408 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-17 08:38:54,409 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-17 08:38:54,409 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-17 08:38:54,409 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-17 08:38:54,409 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-17 08:38:54,409 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-17 08:38:54,410 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-17 08:38:54,410 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-17 08:38:54,410 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-17 08:38:54,410 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-17 08:38:54,410 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-17 08:38:54,410 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-17 08:38:54,410 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-17 08:38:54,411 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-17 08:38:54,411 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 08:38:54,411 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-17 08:38:54,411 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-17 08:38:54,411 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-17 08:38:54,411 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-17 08:38:54,411 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-06-17 08:38:54,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-17 08:38:54,412 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-17 08:38:54,412 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-17 08:38:54,412 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-17 08:38:54,412 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-17 08:38:54,412 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-17 08:38:54,655 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-17 08:38:54,673 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-17 08:38:54,675 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-17 08:38:54,675 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-17 08:38:54,676 INFO L275 PluginConnector]: CDTParser initialized [2021-06-17 08:38:54,676 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe023_tso.opt.i [2021-06-17 08:38:54,720 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e015d2cbc/49650d153ce0434abd2a8058b2317cde/FLAG6282c4b8f [2021-06-17 08:38:55,095 INFO L306 CDTParser]: Found 1 translation units. [2021-06-17 08:38:55,095 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe023_tso.opt.i [2021-06-17 08:38:55,108 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e015d2cbc/49650d153ce0434abd2a8058b2317cde/FLAG6282c4b8f [2021-06-17 08:38:55,122 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e015d2cbc/49650d153ce0434abd2a8058b2317cde [2021-06-17 08:38:55,125 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-17 08:38:55,126 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-17 08:38:55,127 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-17 08:38:55,127 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-17 08:38:55,130 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-17 08:38:55,130 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 08:38:55" (1/1) ... [2021-06-17 08:38:55,131 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f39ca84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:38:55, skipping insertion in model container [2021-06-17 08:38:55,131 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 08:38:55" (1/1) ... [2021-06-17 08:38:55,136 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-17 08:38:55,169 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-17 08:38:55,319 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/safe023_tso.opt.i[949,962] [2021-06-17 08:38:55,421 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 08:38:55,425 INFO L203 MainTranslator]: Completed pre-run [2021-06-17 08:38:55,435 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/safe023_tso.opt.i[949,962] [2021-06-17 08:38:55,473 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 08:38:55,527 INFO L208 MainTranslator]: Completed translation [2021-06-17 08:38:55,528 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:38:55 WrapperNode [2021-06-17 08:38:55,528 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-17 08:38:55,529 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-17 08:38:55,529 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-17 08:38:55,529 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-17 08:38:55,534 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:38:55" (1/1) ... [2021-06-17 08:38:55,557 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:38:55" (1/1) ... [2021-06-17 08:38:55,574 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-17 08:38:55,575 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-17 08:38:55,576 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-17 08:38:55,576 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-17 08:38:55,581 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:38:55" (1/1) ... [2021-06-17 08:38:55,582 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:38:55" (1/1) ... [2021-06-17 08:38:55,595 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:38:55" (1/1) ... [2021-06-17 08:38:55,595 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:38:55" (1/1) ... [2021-06-17 08:38:55,598 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:38:55" (1/1) ... [2021-06-17 08:38:55,599 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:38:55" (1/1) ... [2021-06-17 08:38:55,600 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:38:55" (1/1) ... [2021-06-17 08:38:55,602 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-17 08:38:55,602 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-17 08:38:55,602 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-17 08:38:55,602 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-17 08:38:55,603 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:38:55" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 08:38:55,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-17 08:38:55,652 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-17 08:38:55,654 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-17 08:38:55,654 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-17 08:38:55,654 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-17 08:38:55,654 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-17 08:38:55,654 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-17 08:38:55,654 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-17 08:38:55,655 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-17 08:38:55,655 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-17 08:38:55,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-17 08:38:55,655 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-17 08:38:55,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-17 08:38:55,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-17 08:38:55,656 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-17 08:38:55,932 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-17 08:38:55,932 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-17 08:38:55,933 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 08:38:55 BoogieIcfgContainer [2021-06-17 08:38:55,933 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-17 08:38:55,935 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-17 08:38:55,935 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-17 08:38:55,936 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-17 08:38:55,937 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.06 08:38:55" (1/3) ... [2021-06-17 08:38:55,937 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b054ce7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 08:38:55, skipping insertion in model container [2021-06-17 08:38:55,937 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 08:38:55" (2/3) ... [2021-06-17 08:38:55,937 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b054ce7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 08:38:55, skipping insertion in model container [2021-06-17 08:38:55,938 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 08:38:55" (3/3) ... [2021-06-17 08:38:55,938 INFO L111 eAbstractionObserver]: Analyzing ICFG safe023_tso.opt.i [2021-06-17 08:38:55,942 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-17 08:38:55,942 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-17 08:38:55,942 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-17 08:38:55,943 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-17 08:38:55,973 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,973 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,973 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,973 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,973 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,974 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,974 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,974 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,974 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,974 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,974 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,974 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,975 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,975 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,975 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,975 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,976 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,977 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,977 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,977 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,980 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,981 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,981 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,981 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,982 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,982 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,982 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,982 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,983 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,983 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,983 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,983 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,983 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,983 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,984 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,984 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,985 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,986 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,986 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,986 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,993 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,993 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,993 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,994 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,997 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,997 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,998 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:55,998 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 08:38:56,003 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-17 08:38:56,017 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-17 08:38:56,064 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-17 08:38:56,064 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-17 08:38:56,064 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-17 08:38:56,064 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-17 08:38:56,064 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-17 08:38:56,064 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-17 08:38:56,064 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-17 08:38:56,065 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-17 08:38:56,226 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 08:38:56,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 08:38:56,230 INFO L82 PathProgramCache]: Analyzing trace with hash 575174396, now seen corresponding path program 1 times [2021-06-17 08:38:56,235 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 08:38:56,236 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921762529] [2021-06-17 08:38:56,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 08:38:56,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 08:38:56,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 08:38:56,421 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 08:38:56,421 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921762529] [2021-06-17 08:38:56,422 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [921762529] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 08:38:56,422 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 08:38:56,422 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-17 08:38:56,422 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306985693] [2021-06-17 08:38:56,425 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-17 08:38:56,426 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 08:38:56,433 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-17 08:38:56,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-17 08:38:56,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:38:56,435 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 08:38:56,437 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 08:38:56,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:38:56,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:38:56,472 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-17 08:38:56,472 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 08:38:56,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 08:38:56,474 INFO L82 PathProgramCache]: Analyzing trace with hash 536717887, now seen corresponding path program 1 times [2021-06-17 08:38:56,475 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 08:38:56,475 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581430456] [2021-06-17 08:38:56,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 08:38:56,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 08:38:56,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 08:38:56,700 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 08:38:56,701 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1581430456] [2021-06-17 08:38:56,702 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1581430456] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 08:38:56,703 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 08:38:56,703 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 08:38:56,703 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246716338] [2021-06-17 08:38:56,705 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 08:38:56,706 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 08:38:56,711 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 08:38:56,711 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-17 08:38:56,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:38:56,711 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 08:38:56,712 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 08:38:56,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:38:56,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:38:56,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:38:56,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 08:38:56,863 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-17 08:38:56,864 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 08:38:56,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 08:38:56,869 INFO L82 PathProgramCache]: Analyzing trace with hash -2033359107, now seen corresponding path program 2 times [2021-06-17 08:38:56,869 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 08:38:56,870 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726011192] [2021-06-17 08:38:56,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 08:38:56,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 08:38:57,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 08:38:57,048 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 08:38:57,049 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726011192] [2021-06-17 08:38:57,049 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [726011192] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 08:38:57,049 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 08:38:57,049 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-17 08:38:57,049 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664342183] [2021-06-17 08:38:57,049 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-17 08:38:57,049 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 08:38:57,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-17 08:38:57,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-17 08:38:57,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:38:57,050 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 08:38:57,050 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 08:38:57,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:38:57,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-17 08:38:57,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:38:57,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:38:57,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 08:38:57,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-17 08:38:57,384 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-17 08:38:57,385 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 08:38:57,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 08:38:57,385 INFO L82 PathProgramCache]: Analyzing trace with hash -894050747, now seen corresponding path program 3 times [2021-06-17 08:38:57,385 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 08:38:57,385 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443198221] [2021-06-17 08:38:57,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 08:38:57,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 08:38:57,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 08:38:57,505 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 08:38:57,505 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1443198221] [2021-06-17 08:38:57,505 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1443198221] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 08:38:57,505 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 08:38:57,505 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 08:38:57,505 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1099865298] [2021-06-17 08:38:57,505 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 08:38:57,505 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 08:38:57,506 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 08:38:57,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-17 08:38:57,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:38:57,506 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 08:38:57,506 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 08:38:57,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:38:57,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-17 08:38:57,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-17 08:38:57,506 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:38:58,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:38:58,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-17 08:38:58,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-17 08:38:58,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-17 08:38:58,786 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-17 08:38:58,786 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 08:38:58,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 08:38:58,787 INFO L82 PathProgramCache]: Analyzing trace with hash 1781831301, now seen corresponding path program 4 times [2021-06-17 08:38:58,787 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 08:38:58,788 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1363241496] [2021-06-17 08:38:58,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 08:38:58,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 08:38:58,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 08:38:58,888 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 08:38:58,888 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1363241496] [2021-06-17 08:38:58,888 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1363241496] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 08:38:58,888 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 08:38:58,888 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 08:38:58,888 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1197416300] [2021-06-17 08:38:58,889 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 08:38:58,889 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 08:38:58,889 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 08:38:58,889 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-17 08:38:58,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:38:58,889 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 08:38:58,890 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 08:38:58,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:38:58,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-17 08:38:58,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-17 08:38:58,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-17 08:38:58,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:38:59,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:38:59,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-17 08:38:59,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-17 08:38:59,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-17 08:38:59,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 08:38:59,837 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-17 08:38:59,837 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 08:38:59,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 08:38:59,837 INFO L82 PathProgramCache]: Analyzing trace with hash -51924339, now seen corresponding path program 5 times [2021-06-17 08:38:59,837 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 08:38:59,837 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1744955493] [2021-06-17 08:38:59,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 08:38:59,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 08:38:59,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 08:38:59,905 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 08:38:59,905 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1744955493] [2021-06-17 08:38:59,905 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1744955493] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 08:38:59,905 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 08:38:59,905 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 08:38:59,906 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [823203356] [2021-06-17 08:38:59,906 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 08:38:59,906 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 08:38:59,906 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 08:38:59,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-17 08:38:59,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:38:59,906 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 08:38:59,907 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 08:38:59,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:38:59,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-17 08:38:59,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-17 08:38:59,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-17 08:38:59,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-17 08:38:59,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:39:01,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 08:39:01,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-17 08:39:01,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-17 08:39:01,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-17 08:39:01,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 08:39:01,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-17 08:39:01,066 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-17 08:39:01,073 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-17 08:39:01,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.06 08:39:01 BasicIcfg [2021-06-17 08:39:01,074 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-17 08:39:01,075 INFO L168 Benchmark]: Toolchain (without parser) took 5948.69 ms. Allocated memory was 182.5 MB in the beginning and 491.8 MB in the end (delta: 309.3 MB). Free memory was 145.6 MB in the beginning and 319.8 MB in the end (delta: -174.2 MB). Peak memory consumption was 336.4 MB. Max. memory is 8.0 GB. [2021-06-17 08:39:01,075 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 182.5 MB. Free memory is still 163.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-17 08:39:01,075 INFO L168 Benchmark]: CACSL2BoogieTranslator took 401.07 ms. Allocated memory is still 182.5 MB. Free memory was 145.4 MB in the beginning and 143.8 MB in the end (delta: 1.6 MB). Peak memory consumption was 12.3 MB. Max. memory is 8.0 GB. [2021-06-17 08:39:01,075 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.86 ms. Allocated memory is still 182.5 MB. Free memory was 143.8 MB in the beginning and 141.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-17 08:39:01,075 INFO L168 Benchmark]: Boogie Preprocessor took 26.13 ms. Allocated memory is still 182.5 MB. Free memory was 141.7 MB in the beginning and 140.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-17 08:39:01,076 INFO L168 Benchmark]: RCFGBuilder took 331.34 ms. Allocated memory is still 182.5 MB. Free memory was 140.1 MB in the beginning and 116.5 MB in the end (delta: 23.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2021-06-17 08:39:01,076 INFO L168 Benchmark]: TraceAbstraction took 5139.62 ms. Allocated memory was 182.5 MB in the beginning and 491.8 MB in the end (delta: 309.3 MB). Free memory was 116.0 MB in the beginning and 319.8 MB in the end (delta: -203.8 MB). Peak memory consumption was 306.3 MB. Max. memory is 8.0 GB. [2021-06-17 08:39:01,077 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 182.5 MB. Free memory is still 163.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 401.07 ms. Allocated memory is still 182.5 MB. Free memory was 145.4 MB in the beginning and 143.8 MB in the end (delta: 1.6 MB). Peak memory consumption was 12.3 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 45.86 ms. Allocated memory is still 182.5 MB. Free memory was 143.8 MB in the beginning and 141.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 26.13 ms. Allocated memory is still 182.5 MB. Free memory was 141.7 MB in the beginning and 140.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 331.34 ms. Allocated memory is still 182.5 MB. Free memory was 140.1 MB in the beginning and 116.5 MB in the end (delta: 23.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 5139.62 ms. Allocated memory was 182.5 MB in the beginning and 491.8 MB in the end (delta: 309.3 MB). Free memory was 116.0 MB in the beginning and 319.8 MB in the end (delta: -203.8 MB). Peak memory consumption was 306.3 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: 91960, positive: 87143, positive conditional: 80566, positive unconditional: 6577, negative: 4817, negative conditional: 4707, negative unconditional: 110, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 87636, positive: 87143, positive conditional: 80566, positive unconditional: 6577, negative: 493, negative conditional: 383, negative unconditional: 110, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 87636, positive: 86235, positive conditional: 0, positive unconditional: 86235, negative: 1401, negative conditional: 0, negative unconditional: 1401, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1068, positive: 1048, positive conditional: 0, positive unconditional: 1048, 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: 1068, positive: 1042, positive conditional: 0, positive unconditional: 1042, 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: 47, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 31, negative conditional: 11, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 106, positive: 27, positive conditional: 17, positive unconditional: 10, negative: 79, negative conditional: 15, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 87636, positive: 85187, positive conditional: 0, positive unconditional: 85187, negative: 1381, negative conditional: 0, negative unconditional: 1381, unknown: 1068, unknown conditional: 0, unknown unconditional: 1068] , Statistics on independence cache: Total cache size (in pairs): 1089, Positive cache size: 1058, Positive conditional cache size: 10, Positive unconditional cache size: 1048, Negative cache size: 31, Negative conditional cache size: 11, Negative unconditional cache size: 20, SemanticConditionEliminator.Independence Queries: [ total: 4987, positive: 908, positive conditional: 908, positive unconditional: 0, negative: 4079, negative conditional: 318, negative unconditional: 3761, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4987, positive: 908, positive conditional: 908, positive unconditional: 0, negative: 4079, negative conditional: 318, negative unconditional: 3761, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 47, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 31, negative conditional: 11, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 106, positive: 27, positive conditional: 17, positive unconditional: 10, negative: 79, negative conditional: 15, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4987, positive: 898, positive conditional: 898, positive unconditional: 0, negative: 4068, negative conditional: 307, negative unconditional: 3761, unknown: 21, unknown conditional: 21, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1089, Positive cache size: 1058, Positive conditional cache size: 10, Positive unconditional cache size: 1048, Negative cache size: 31, Negative conditional cache size: 11, Negative unconditional cache size: 20, Eliminated conditions: 3416, SemanticConditionEliminator.Independence Queries: [ total: 4987, positive: 908, positive conditional: 908, positive unconditional: 0, negative: 4079, negative conditional: 318, negative unconditional: 3761, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4987, positive: 908, positive conditional: 908, positive unconditional: 0, negative: 4079, negative conditional: 318, negative unconditional: 3761, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 47, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 31, negative conditional: 11, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 106, positive: 27, positive conditional: 17, positive unconditional: 10, negative: 79, negative conditional: 15, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4987, positive: 898, positive conditional: 898, positive unconditional: 0, negative: 4068, negative conditional: 307, negative unconditional: 3761, unknown: 21, unknown conditional: 21, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1089, Positive cache size: 1058, Positive conditional cache size: 10, Positive unconditional cache size: 1048, Negative cache size: 31, Negative conditional cache size: 11, Negative unconditional cache size: 20, Eliminated conditions: 3416, SemanticConditionEliminator.Independence Queries: [ total: 4987, positive: 908, positive conditional: 908, positive unconditional: 0, negative: 4079, negative conditional: 318, negative unconditional: 3761, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4987, positive: 908, positive conditional: 908, positive unconditional: 0, negative: 4079, negative conditional: 318, negative unconditional: 3761, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 47, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 31, negative conditional: 11, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 106, positive: 27, positive conditional: 17, positive unconditional: 10, negative: 79, negative conditional: 15, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4987, positive: 898, positive conditional: 898, positive unconditional: 0, negative: 4068, negative conditional: 307, negative unconditional: 3761, unknown: 21, unknown conditional: 21, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1089, Positive cache size: 1058, Positive conditional cache size: 10, Positive unconditional cache size: 1048, Negative cache size: 31, Negative conditional cache size: 11, Negative unconditional cache size: 20, Eliminated conditions: 3416, SemanticConditionEliminator.Independence Queries: [ total: 4987, positive: 908, positive conditional: 908, positive unconditional: 0, negative: 4079, negative conditional: 318, negative unconditional: 3761, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4987, positive: 908, positive conditional: 908, positive unconditional: 0, negative: 4079, negative conditional: 318, negative unconditional: 3761, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 47, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 31, negative conditional: 11, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 106, positive: 27, positive conditional: 17, positive unconditional: 10, negative: 79, negative conditional: 15, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4987, positive: 898, positive conditional: 898, positive unconditional: 0, negative: 4068, negative conditional: 307, negative unconditional: 3761, unknown: 21, unknown conditional: 21, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1089, Positive cache size: 1058, Positive conditional cache size: 10, Positive unconditional cache size: 1048, Negative cache size: 31, Negative conditional cache size: 11, Negative unconditional cache size: 20, Eliminated conditions: 3416, SemanticConditionEliminator.Independence Queries: [ total: 4987, positive: 908, positive conditional: 908, positive unconditional: 0, negative: 4079, negative conditional: 318, negative unconditional: 3761, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4987, positive: 908, positive conditional: 908, positive unconditional: 0, negative: 4079, negative conditional: 318, negative unconditional: 3761, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 47, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 31, negative conditional: 11, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 106, positive: 27, positive conditional: 17, positive unconditional: 10, negative: 79, negative conditional: 15, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4987, positive: 898, positive conditional: 898, positive unconditional: 0, negative: 4068, negative conditional: 307, negative unconditional: 3761, unknown: 21, unknown conditional: 21, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1089, Positive cache size: 1058, Positive conditional cache size: 10, Positive unconditional cache size: 1048, Negative cache size: 31, Negative conditional cache size: 11, Negative unconditional cache size: 20, Eliminated conditions: 3416, SemanticConditionEliminator.Independence Queries: [ total: 4987, positive: 908, positive conditional: 908, positive unconditional: 0, negative: 4079, negative conditional: 318, negative unconditional: 3761, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4987, positive: 908, positive conditional: 908, positive unconditional: 0, negative: 4079, negative conditional: 318, negative unconditional: 3761, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 47, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 31, negative conditional: 11, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 106, positive: 27, positive conditional: 17, positive unconditional: 10, negative: 79, negative conditional: 15, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4987, positive: 898, positive conditional: 898, positive unconditional: 0, negative: 4068, negative conditional: 307, negative unconditional: 3761, unknown: 21, unknown conditional: 21, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1089, Positive cache size: 1058, Positive conditional cache size: 10, Positive unconditional cache size: 1048, Negative cache size: 31, Negative conditional cache size: 11, Negative unconditional cache size: 20, Eliminated conditions: 3416 ], Maximal queried relation: 6, Independence queries for same thread: 4324 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 1867, Number of persistent set computation: 52540, Number of trivial persistent sets: 47411, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 91960, positive: 87143, positive conditional: 80566, positive unconditional: 6577, negative: 4817, negative conditional: 4707, negative unconditional: 110, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 87636, positive: 87143, positive conditional: 80566, positive unconditional: 6577, negative: 493, negative conditional: 383, negative unconditional: 110, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 87636, positive: 86235, positive conditional: 0, positive unconditional: 86235, negative: 1401, negative conditional: 0, negative unconditional: 1401, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1068, positive: 1048, positive conditional: 0, positive unconditional: 1048, 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: 1068, positive: 1042, positive conditional: 0, positive unconditional: 1042, 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: 47, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 31, negative conditional: 11, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 106, positive: 27, positive conditional: 17, positive unconditional: 10, negative: 79, negative conditional: 15, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 87636, positive: 85187, positive conditional: 0, positive unconditional: 85187, negative: 1381, negative conditional: 0, negative unconditional: 1381, unknown: 1068, unknown conditional: 0, unknown unconditional: 1068] , Statistics on independence cache: Total cache size (in pairs): 1089, Positive cache size: 1058, Positive conditional cache size: 10, Positive unconditional cache size: 1048, Negative cache size: 31, Negative conditional cache size: 11, Negative unconditional cache size: 20, SemanticConditionEliminator.Independence Queries: [ total: 4987, positive: 908, positive conditional: 908, positive unconditional: 0, negative: 4079, negative conditional: 318, negative unconditional: 3761, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4987, positive: 908, positive conditional: 908, positive unconditional: 0, negative: 4079, negative conditional: 318, negative unconditional: 3761, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 47, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 31, negative conditional: 11, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 106, positive: 27, positive conditional: 17, positive unconditional: 10, negative: 79, negative conditional: 15, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4987, positive: 898, positive conditional: 898, positive unconditional: 0, negative: 4068, negative conditional: 307, negative unconditional: 3761, unknown: 21, unknown conditional: 21, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1089, Positive cache size: 1058, Positive conditional cache size: 10, Positive unconditional cache size: 1048, Negative cache size: 31, Negative conditional cache size: 11, Negative unconditional cache size: 20, Eliminated conditions: 3416, SemanticConditionEliminator.Independence Queries: [ total: 4987, positive: 908, positive conditional: 908, positive unconditional: 0, negative: 4079, negative conditional: 318, negative unconditional: 3761, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4987, positive: 908, positive conditional: 908, positive unconditional: 0, negative: 4079, negative conditional: 318, negative unconditional: 3761, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 47, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 31, negative conditional: 11, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 106, positive: 27, positive conditional: 17, positive unconditional: 10, negative: 79, negative conditional: 15, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4987, positive: 898, positive conditional: 898, positive unconditional: 0, negative: 4068, negative conditional: 307, negative unconditional: 3761, unknown: 21, unknown conditional: 21, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1089, Positive cache size: 1058, Positive conditional cache size: 10, Positive unconditional cache size: 1048, Negative cache size: 31, Negative conditional cache size: 11, Negative unconditional cache size: 20, Eliminated conditions: 3416, SemanticConditionEliminator.Independence Queries: [ total: 4987, positive: 908, positive conditional: 908, positive unconditional: 0, negative: 4079, negative conditional: 318, negative unconditional: 3761, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4987, positive: 908, positive conditional: 908, positive unconditional: 0, negative: 4079, negative conditional: 318, negative unconditional: 3761, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 47, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 31, negative conditional: 11, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 106, positive: 27, positive conditional: 17, positive unconditional: 10, negative: 79, negative conditional: 15, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4987, positive: 898, positive conditional: 898, positive unconditional: 0, negative: 4068, negative conditional: 307, negative unconditional: 3761, unknown: 21, unknown conditional: 21, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1089, Positive cache size: 1058, Positive conditional cache size: 10, Positive unconditional cache size: 1048, Negative cache size: 31, Negative conditional cache size: 11, Negative unconditional cache size: 20, Eliminated conditions: 3416, SemanticConditionEliminator.Independence Queries: [ total: 4987, positive: 908, positive conditional: 908, positive unconditional: 0, negative: 4079, negative conditional: 318, negative unconditional: 3761, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4987, positive: 908, positive conditional: 908, positive unconditional: 0, negative: 4079, negative conditional: 318, negative unconditional: 3761, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 47, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 31, negative conditional: 11, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 106, positive: 27, positive conditional: 17, positive unconditional: 10, negative: 79, negative conditional: 15, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4987, positive: 898, positive conditional: 898, positive unconditional: 0, negative: 4068, negative conditional: 307, negative unconditional: 3761, unknown: 21, unknown conditional: 21, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1089, Positive cache size: 1058, Positive conditional cache size: 10, Positive unconditional cache size: 1048, Negative cache size: 31, Negative conditional cache size: 11, Negative unconditional cache size: 20, Eliminated conditions: 3416, SemanticConditionEliminator.Independence Queries: [ total: 4987, positive: 908, positive conditional: 908, positive unconditional: 0, negative: 4079, negative conditional: 318, negative unconditional: 3761, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4987, positive: 908, positive conditional: 908, positive unconditional: 0, negative: 4079, negative conditional: 318, negative unconditional: 3761, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 47, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 31, negative conditional: 11, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 106, positive: 27, positive conditional: 17, positive unconditional: 10, negative: 79, negative conditional: 15, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4987, positive: 898, positive conditional: 898, positive unconditional: 0, negative: 4068, negative conditional: 307, negative unconditional: 3761, unknown: 21, unknown conditional: 21, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1089, Positive cache size: 1058, Positive conditional cache size: 10, Positive unconditional cache size: 1048, Negative cache size: 31, Negative conditional cache size: 11, Negative unconditional cache size: 20, Eliminated conditions: 3416, SemanticConditionEliminator.Independence Queries: [ total: 4987, positive: 908, positive conditional: 908, positive unconditional: 0, negative: 4079, negative conditional: 318, negative unconditional: 3761, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4987, positive: 908, positive conditional: 908, positive unconditional: 0, negative: 4079, negative conditional: 318, negative unconditional: 3761, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 47, positive: 16, positive conditional: 10, positive unconditional: 6, negative: 31, negative conditional: 11, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 106, positive: 27, positive conditional: 17, positive unconditional: 10, negative: 79, negative conditional: 15, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4987, positive: 898, positive conditional: 898, positive unconditional: 0, negative: 4068, negative conditional: 307, negative unconditional: 3761, unknown: 21, unknown conditional: 21, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1089, Positive cache size: 1058, Positive conditional cache size: 10, Positive unconditional cache size: 1048, Negative cache size: 31, Negative conditional cache size: 11, Negative unconditional cache size: 20, Eliminated conditions: 3416 ], Maximal queried relation: 6, Independence queries for same thread: 4324 - 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, 107 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5036.5ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 11.6ms, PartialOrderReductionTime: 4053.9ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 56, 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: 28.5ms SsaConstructionTime, 178.2ms SatisfiabilityAnalysisTime, 587.3ms InterpolantComputationTime, 403 NumberOfCodeBlocks, 403 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 397 ConstructedInterpolants, 0 QuantifiedInterpolants, 894 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...