/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe028_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad [2021-06-14 14:02:32,406 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-14 14:02:32,425 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-14 14:02:32,470 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-14 14:02:32,471 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-14 14:02:32,473 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-14 14:02:32,475 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-14 14:02:32,493 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-14 14:02:32,495 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-14 14:02:32,495 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-14 14:02:32,496 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-14 14:02:32,505 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-14 14:02:32,506 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-14 14:02:32,506 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-14 14:02:32,507 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-14 14:02:32,508 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-14 14:02:32,508 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-14 14:02:32,509 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-14 14:02:32,510 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-14 14:02:32,511 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-14 14:02:32,512 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-14 14:02:32,512 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-14 14:02:32,513 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-14 14:02:32,516 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-14 14:02:32,520 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-06-14 14:02:32,520 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-06-14 14:02:32,521 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-06-14 14:02:32,521 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-06-14 14:02:32,522 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-06-14 14:02:32,522 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-06-14 14:02:32,522 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-14 14:02:32,523 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-14 14:02:32,523 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-14 14:02:32,524 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-14 14:02:32,527 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-14 14:02:32,527 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-14 14:02:32,537 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-14 14:02:32,537 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-14 14:02:32,537 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-14 14:02:32,538 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-14 14:02:32,538 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-14 14:02:32,539 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf [2021-06-14 14:02:32,568 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-14 14:02:32,568 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-14 14:02:32,569 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-14 14:02:32,569 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-14 14:02:32,571 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-14 14:02:32,571 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-14 14:02:32,571 INFO L138 SettingsManager]: * Use SBE=true [2021-06-14 14:02:32,572 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-14 14:02:32,572 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-14 14:02:32,572 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-14 14:02:32,572 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-14 14:02:32,573 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-14 14:02:32,573 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-14 14:02:32,573 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-14 14:02:32,573 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-14 14:02:32,573 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-14 14:02:32,573 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-14 14:02:32,573 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-14 14:02:32,573 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-14 14:02:32,573 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-14 14:02:32,574 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-14 14:02:32,574 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-14 14:02:32,574 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-14 14:02:32,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 14:02:32,574 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-14 14:02:32,574 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-14 14:02:32,574 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-14 14:02:32,574 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-14 14:02:32,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-14 14:02:32,575 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-14 14:02:32,575 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-14 14:02:32,575 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-14 14:02:32,575 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-14 14:02:32,575 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-14 14:02:32,899 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-14 14:02:32,922 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-14 14:02:32,924 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-14 14:02:32,925 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-14 14:02:32,925 INFO L275 PluginConnector]: CDTParser initialized [2021-06-14 14:02:32,926 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe028_tso.oepc.i [2021-06-14 14:02:32,972 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b2ed152b/39d5753d9df3409db6c3cf44fb80fbb5/FLAG675aa6e1f [2021-06-14 14:02:33,425 INFO L306 CDTParser]: Found 1 translation units. [2021-06-14 14:02:33,426 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe028_tso.oepc.i [2021-06-14 14:02:33,439 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b2ed152b/39d5753d9df3409db6c3cf44fb80fbb5/FLAG675aa6e1f [2021-06-14 14:02:33,462 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b2ed152b/39d5753d9df3409db6c3cf44fb80fbb5 [2021-06-14 14:02:33,468 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-14 14:02:33,470 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-14 14:02:33,485 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-14 14:02:33,485 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-14 14:02:33,506 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-14 14:02:33,507 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 02:02:33" (1/1) ... [2021-06-14 14:02:33,508 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22bc8960 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:02:33, skipping insertion in model container [2021-06-14 14:02:33,508 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 02:02:33" (1/1) ... [2021-06-14 14:02:33,521 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-14 14:02:33,585 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-14 14:02:33,744 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe028_tso.oepc.i[950,963] [2021-06-14 14:02:33,880 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-14 14:02:33,886 INFO L203 MainTranslator]: Completed pre-run [2021-06-14 14:02:33,906 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe028_tso.oepc.i[950,963] [2021-06-14 14:02:33,929 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-14 14:02:33,974 INFO L208 MainTranslator]: Completed translation [2021-06-14 14:02:33,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:02:33 WrapperNode [2021-06-14 14:02:33,974 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-14 14:02:33,975 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-14 14:02:33,975 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-14 14:02:33,975 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-14 14:02:33,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:02:33" (1/1) ... [2021-06-14 14:02:33,992 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:02:33" (1/1) ... [2021-06-14 14:02:34,004 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-14 14:02:34,005 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-14 14:02:34,005 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-14 14:02:34,005 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-14 14:02:34,010 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:02:33" (1/1) ... [2021-06-14 14:02:34,010 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:02:33" (1/1) ... [2021-06-14 14:02:34,012 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:02:33" (1/1) ... [2021-06-14 14:02:34,012 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:02:33" (1/1) ... [2021-06-14 14:02:34,016 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:02:33" (1/1) ... [2021-06-14 14:02:34,017 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:02:33" (1/1) ... [2021-06-14 14:02:34,018 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:02:33" (1/1) ... [2021-06-14 14:02:34,020 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-14 14:02:34,021 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-14 14:02:34,021 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-14 14:02:34,021 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-14 14:02:34,021 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:02:33" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 14:02:34,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-14 14:02:34,075 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-14 14:02:34,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-14 14:02:34,076 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-14 14:02:34,076 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-14 14:02:34,076 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-14 14:02:34,076 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-14 14:02:34,076 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-14 14:02:34,076 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-06-14 14:02:34,076 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-06-14 14:02:34,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-14 14:02:34,077 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-14 14:02:34,077 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-14 14:02:34,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-14 14:02:34,079 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-14 14:02:34,691 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-14 14:02:34,691 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-14 14:02:34,694 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 02:02:34 BoogieIcfgContainer [2021-06-14 14:02:34,694 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-14 14:02:34,696 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-14 14:02:34,696 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-14 14:02:34,698 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-14 14:02:34,698 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.06 02:02:33" (1/3) ... [2021-06-14 14:02:34,698 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1346cdbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 02:02:34, skipping insertion in model container [2021-06-14 14:02:34,699 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:02:33" (2/3) ... [2021-06-14 14:02:34,699 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1346cdbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 02:02:34, skipping insertion in model container [2021-06-14 14:02:34,699 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 02:02:34" (3/3) ... [2021-06-14 14:02:34,700 INFO L111 eAbstractionObserver]: Analyzing ICFG safe028_tso.oepc.i [2021-06-14 14:02:34,704 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-14 14:02:34,704 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-14 14:02:34,704 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-14 14:02:34,705 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-14 14:02:34,731 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,731 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,731 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,731 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,732 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,732 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,732 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,732 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,732 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,732 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,732 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,732 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,735 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,735 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,735 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,735 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,736 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,736 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,736 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,737 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,737 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,737 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,738 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,738 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,741 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,741 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,741 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,741 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,741 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,742 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,742 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,742 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,742 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,743 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,743 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,743 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,745 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,745 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,745 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,745 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,749 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,749 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,749 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,749 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,751 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,751 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,751 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,751 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 14:02:34,754 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-14 14:02:34,770 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 [2021-06-14 14:02:34,848 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-14 14:02:34,848 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-14 14:02:34,852 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-14 14:02:34,853 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-14 14:02:34,853 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-14 14:02:34,853 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-14 14:02:34,853 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-14 14:02:34,853 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-14 14:02:35,132 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 14:02:35,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 14:02:35,144 INFO L82 PathProgramCache]: Analyzing trace with hash 767852936, now seen corresponding path program 1 times [2021-06-14 14:02:35,150 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 14:02:35,150 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292496178] [2021-06-14 14:02:35,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 14:02:35,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 14:02:35,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 14:02:35,383 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 14:02:35,383 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1292496178] [2021-06-14 14:02:35,383 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1292496178] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 14:02:35,383 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 14:02:35,384 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-14 14:02:35,384 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896594946] [2021-06-14 14:02:35,387 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-14 14:02:35,387 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 14:02:35,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-14 14:02:35,396 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-14 14:02:35,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 14:02:35,400 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 14:02:35,405 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 14:02:35,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 14:02:35,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 14:02:35,451 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-14 14:02:35,451 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 14:02:35,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 14:02:35,451 INFO L82 PathProgramCache]: Analyzing trace with hash -372335342, now seen corresponding path program 1 times [2021-06-14 14:02:35,452 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 14:02:35,452 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2092624593] [2021-06-14 14:02:35,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 14:02:35,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 14:02:35,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 14:02:35,709 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 14:02:35,709 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2092624593] [2021-06-14 14:02:35,709 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2092624593] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 14:02:35,709 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 14:02:35,709 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-14 14:02:35,709 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743486974] [2021-06-14 14:02:35,710 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-14 14:02:35,710 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 14:02:35,711 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-14 14:02:35,711 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-14 14:02:35,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 14:02:35,711 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 14:02:35,711 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 14:02:35,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 14:02:35,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 14:02:35,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 14:02:35,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 14:02:35,897 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-14 14:02:35,897 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 14:02:35,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 14:02:35,909 INFO L82 PathProgramCache]: Analyzing trace with hash 1049537395, now seen corresponding path program 1 times [2021-06-14 14:02:35,909 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 14:02:35,909 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [946806928] [2021-06-14 14:02:35,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 14:02:35,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 14:02:36,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 14:02:36,130 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 14:02:36,130 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [946806928] [2021-06-14 14:02:36,130 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [946806928] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 14:02:36,131 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 14:02:36,131 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-14 14:02:36,131 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249219881] [2021-06-14 14:02:36,131 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-14 14:02:36,131 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 14:02:36,132 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-14 14:02:36,132 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-14 14:02:36,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 14:02:36,132 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 14:02:36,132 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.75) internal successors, (62), 8 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 14:02:36,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 14:02:36,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 14:02:36,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 14:02:36,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 14:02:36,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 14:02:36,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-14 14:02:36,363 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-14 14:02:36,363 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 14:02:36,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 14:02:36,364 INFO L82 PathProgramCache]: Analyzing trace with hash -331087984, now seen corresponding path program 1 times [2021-06-14 14:02:36,364 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 14:02:36,364 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1137865896] [2021-06-14 14:02:36,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 14:02:36,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 14:02:36,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 14:02:36,547 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 14:02:36,547 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1137865896] [2021-06-14 14:02:36,547 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1137865896] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 14:02:36,547 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 14:02:36,547 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-14 14:02:36,547 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141820404] [2021-06-14 14:02:36,548 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-14 14:02:36,548 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 14:02:36,549 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-14 14:02:36,549 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-14 14:02:36,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 14:02:36,549 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 14:02:36,549 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 14:02:36,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 14:02:36,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 14:02:36,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-14 14:02:36,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 14:02:37,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 14:02:37,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 14:02:37,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 14:02:37,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 14:02:37,115 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-14 14:02:37,115 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 14:02:37,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 14:02:37,116 INFO L82 PathProgramCache]: Analyzing trace with hash 137667506, now seen corresponding path program 2 times [2021-06-14 14:02:37,116 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 14:02:37,116 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [27151719] [2021-06-14 14:02:37,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 14:02:37,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 14:02:37,305 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 8 [2021-06-14 14:02:37,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 14:02:37,331 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 14:02:37,331 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [27151719] [2021-06-14 14:02:37,331 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [27151719] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 14:02:37,331 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 14:02:37,331 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-14 14:02:37,331 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [590077865] [2021-06-14 14:02:37,345 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-14 14:02:37,345 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 14:02:37,346 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-14 14:02:37,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-14 14:02:37,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 14:02:37,346 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 14:02:37,346 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 14:02:37,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 14:02:37,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 14:02:37,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 14:02:37,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 14:02:37,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 14:02:37,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 14:02:37,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 14:02:37,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 14:02:37,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 14:02:37,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 14:02:37,757 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-14 14:02:37,757 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 14:02:37,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 14:02:37,757 INFO L82 PathProgramCache]: Analyzing trace with hash -225005450, now seen corresponding path program 3 times [2021-06-14 14:02:37,758 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 14:02:37,758 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1560294217] [2021-06-14 14:02:37,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 14:02:37,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 14:02:37,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 14:02:37,853 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 14:02:37,854 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1560294217] [2021-06-14 14:02:37,854 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1560294217] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 14:02:37,854 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 14:02:37,854 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-14 14:02:37,854 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1990422740] [2021-06-14 14:02:37,855 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-14 14:02:37,855 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 14:02:37,855 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-14 14:02:37,855 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-06-14 14:02:37,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 14:02:37,856 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 14:02:37,856 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 14:02:37,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 14:02:37,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-14 14:02:37,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-14 14:02:37,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-14 14:02:37,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-14 14:02:37,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 14:02:38,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 14:02:38,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-14 14:02:38,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-14 14:02:38,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-14 14:02:38,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 14:02:38,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-14 14:02:38,271 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-14 14:02:38,287 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-14 14:02:38,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.06 02:02:38 BasicIcfg [2021-06-14 14:02:38,289 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-14 14:02:38,289 INFO L168 Benchmark]: Toolchain (without parser) took 4819.84 ms. Allocated memory was 191.9 MB in the beginning and 245.4 MB in the end (delta: 53.5 MB). Free memory was 154.0 MB in the beginning and 200.2 MB in the end (delta: -46.2 MB). Peak memory consumption was 137.4 MB. Max. memory is 8.0 GB. [2021-06-14 14:02:38,290 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 191.9 MB. Free memory is still 172.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-14 14:02:38,290 INFO L168 Benchmark]: CACSL2BoogieTranslator took 489.55 ms. Allocated memory is still 191.9 MB. Free memory was 153.8 MB in the beginning and 152.9 MB in the end (delta: 919.3 kB). Peak memory consumption was 11.7 MB. Max. memory is 8.0 GB. [2021-06-14 14:02:38,290 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.80 ms. Allocated memory is still 191.9 MB. Free memory was 152.9 MB in the beginning and 150.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-14 14:02:38,290 INFO L168 Benchmark]: Boogie Preprocessor took 15.05 ms. Allocated memory is still 191.9 MB. Free memory was 150.8 MB in the beginning and 149.7 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-14 14:02:38,290 INFO L168 Benchmark]: RCFGBuilder took 673.95 ms. Allocated memory is still 191.9 MB. Free memory was 149.7 MB in the beginning and 125.6 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. [2021-06-14 14:02:38,290 INFO L168 Benchmark]: TraceAbstraction took 3593.22 ms. Allocated memory was 191.9 MB in the beginning and 245.4 MB in the end (delta: 53.5 MB). Free memory was 125.6 MB in the beginning and 200.2 MB in the end (delta: -74.6 MB). Peak memory consumption was 107.9 MB. Max. memory is 8.0 GB. [2021-06-14 14:02:38,291 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 191.9 MB. Free memory is still 172.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 489.55 ms. Allocated memory is still 191.9 MB. Free memory was 153.8 MB in the beginning and 152.9 MB in the end (delta: 919.3 kB). Peak memory consumption was 11.7 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 29.80 ms. Allocated memory is still 191.9 MB. Free memory was 152.9 MB in the beginning and 150.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 15.05 ms. Allocated memory is still 191.9 MB. Free memory was 150.8 MB in the beginning and 149.7 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 673.95 ms. Allocated memory is still 191.9 MB. Free memory was 149.7 MB in the beginning and 125.6 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 3593.22 ms. Allocated memory was 191.9 MB in the beginning and 245.4 MB in the end (delta: 53.5 MB). Free memory was 125.6 MB in the beginning and 200.2 MB in the end (delta: -74.6 MB). Peak memory consumption was 107.9 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: 18899, positive: 18371, positive conditional: 16210, positive unconditional: 2161, negative: 528, negative conditional: 505, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 18547, positive: 18371, positive conditional: 16210, positive unconditional: 2161, negative: 176, negative conditional: 153, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 18547, positive: 18087, positive conditional: 0, positive unconditional: 18087, negative: 460, negative conditional: 0, negative unconditional: 460, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1060, positive: 1046, positive conditional: 0, positive unconditional: 1046, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1060, positive: 1042, positive conditional: 0, positive unconditional: 1042, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 5, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 178, positive: 52, positive conditional: 29, positive unconditional: 23, negative: 126, negative conditional: 14, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 18547, positive: 17041, positive conditional: 0, positive unconditional: 17041, negative: 446, negative conditional: 0, negative unconditional: 446, unknown: 1060, unknown conditional: 0, unknown unconditional: 1060] , Statistics on independence cache: Total cache size (in pairs): 1075, Positive cache size: 1056, Positive conditional cache size: 10, Positive unconditional cache size: 1046, Negative cache size: 19, Negative conditional cache size: 5, Negative unconditional cache size: 14, SemanticConditionEliminator.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 5, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 178, positive: 52, positive conditional: 29, positive unconditional: 23, negative: 126, negative conditional: 14, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1717, positive: 274, positive conditional: 274, positive unconditional: 0, negative: 1428, negative conditional: 112, negative unconditional: 1316, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1075, Positive cache size: 1056, Positive conditional cache size: 10, Positive unconditional cache size: 1046, Negative cache size: 19, Negative conditional cache size: 5, Negative unconditional cache size: 14, Eliminated conditions: 1271, SemanticConditionEliminator.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 5, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 178, positive: 52, positive conditional: 29, positive unconditional: 23, negative: 126, negative conditional: 14, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1717, positive: 274, positive conditional: 274, positive unconditional: 0, negative: 1428, negative conditional: 112, negative unconditional: 1316, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1075, Positive cache size: 1056, Positive conditional cache size: 10, Positive unconditional cache size: 1046, Negative cache size: 19, Negative conditional cache size: 5, Negative unconditional cache size: 14, Eliminated conditions: 1271, SemanticConditionEliminator.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 5, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 178, positive: 52, positive conditional: 29, positive unconditional: 23, negative: 126, negative conditional: 14, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1717, positive: 274, positive conditional: 274, positive unconditional: 0, negative: 1428, negative conditional: 112, negative unconditional: 1316, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1075, Positive cache size: 1056, Positive conditional cache size: 10, Positive unconditional cache size: 1046, Negative cache size: 19, Negative conditional cache size: 5, Negative unconditional cache size: 14, Eliminated conditions: 1271, SemanticConditionEliminator.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 5, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 178, positive: 52, positive conditional: 29, positive unconditional: 23, negative: 126, negative conditional: 14, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1717, positive: 274, positive conditional: 274, positive unconditional: 0, negative: 1428, negative conditional: 112, negative unconditional: 1316, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1075, Positive cache size: 1056, Positive conditional cache size: 10, Positive unconditional cache size: 1046, Negative cache size: 19, Negative conditional cache size: 5, Negative unconditional cache size: 14, Eliminated conditions: 1271, SemanticConditionEliminator.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 5, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 178, positive: 52, positive conditional: 29, positive unconditional: 23, negative: 126, negative conditional: 14, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1717, positive: 274, positive conditional: 274, positive unconditional: 0, negative: 1428, negative conditional: 112, negative unconditional: 1316, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1075, Positive cache size: 1056, Positive conditional cache size: 10, Positive unconditional cache size: 1046, Negative cache size: 19, Negative conditional cache size: 5, Negative unconditional cache size: 14, Eliminated conditions: 1271, SemanticConditionEliminator.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 5, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 178, positive: 52, positive conditional: 29, positive unconditional: 23, negative: 126, negative conditional: 14, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1717, positive: 274, positive conditional: 274, positive unconditional: 0, negative: 1428, negative conditional: 112, negative unconditional: 1316, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1075, Positive cache size: 1056, Positive conditional cache size: 10, Positive unconditional cache size: 1046, Negative cache size: 19, Negative conditional cache size: 5, Negative unconditional cache size: 14, Eliminated conditions: 1271 ], Maximal queried relation: 6, Independence queries for same thread: 352 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 619, Number of persistent set computation: 6371, Number of trivial persistent sets: 2926, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 18899, positive: 18371, positive conditional: 16210, positive unconditional: 2161, negative: 528, negative conditional: 505, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 18547, positive: 18371, positive conditional: 16210, positive unconditional: 2161, negative: 176, negative conditional: 153, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 18547, positive: 18087, positive conditional: 0, positive unconditional: 18087, negative: 460, negative conditional: 0, negative unconditional: 460, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1060, positive: 1046, positive conditional: 0, positive unconditional: 1046, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1060, positive: 1042, positive conditional: 0, positive unconditional: 1042, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 5, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 178, positive: 52, positive conditional: 29, positive unconditional: 23, negative: 126, negative conditional: 14, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 18547, positive: 17041, positive conditional: 0, positive unconditional: 17041, negative: 446, negative conditional: 0, negative unconditional: 446, unknown: 1060, unknown conditional: 0, unknown unconditional: 1060] , Statistics on independence cache: Total cache size (in pairs): 1075, Positive cache size: 1056, Positive conditional cache size: 10, Positive unconditional cache size: 1046, Negative cache size: 19, Negative conditional cache size: 5, Negative unconditional cache size: 14, SemanticConditionEliminator.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 5, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 178, positive: 52, positive conditional: 29, positive unconditional: 23, negative: 126, negative conditional: 14, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1717, positive: 274, positive conditional: 274, positive unconditional: 0, negative: 1428, negative conditional: 112, negative unconditional: 1316, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1075, Positive cache size: 1056, Positive conditional cache size: 10, Positive unconditional cache size: 1046, Negative cache size: 19, Negative conditional cache size: 5, Negative unconditional cache size: 14, Eliminated conditions: 1271, SemanticConditionEliminator.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 5, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 178, positive: 52, positive conditional: 29, positive unconditional: 23, negative: 126, negative conditional: 14, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1717, positive: 274, positive conditional: 274, positive unconditional: 0, negative: 1428, negative conditional: 112, negative unconditional: 1316, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1075, Positive cache size: 1056, Positive conditional cache size: 10, Positive unconditional cache size: 1046, Negative cache size: 19, Negative conditional cache size: 5, Negative unconditional cache size: 14, Eliminated conditions: 1271, SemanticConditionEliminator.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 5, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 178, positive: 52, positive conditional: 29, positive unconditional: 23, negative: 126, negative conditional: 14, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1717, positive: 274, positive conditional: 274, positive unconditional: 0, negative: 1428, negative conditional: 112, negative unconditional: 1316, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1075, Positive cache size: 1056, Positive conditional cache size: 10, Positive unconditional cache size: 1046, Negative cache size: 19, Negative conditional cache size: 5, Negative unconditional cache size: 14, Eliminated conditions: 1271, SemanticConditionEliminator.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 5, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 178, positive: 52, positive conditional: 29, positive unconditional: 23, negative: 126, negative conditional: 14, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1717, positive: 274, positive conditional: 274, positive unconditional: 0, negative: 1428, negative conditional: 112, negative unconditional: 1316, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1075, Positive cache size: 1056, Positive conditional cache size: 10, Positive unconditional cache size: 1046, Negative cache size: 19, Negative conditional cache size: 5, Negative unconditional cache size: 14, Eliminated conditions: 1271, SemanticConditionEliminator.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 5, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 178, positive: 52, positive conditional: 29, positive unconditional: 23, negative: 126, negative conditional: 14, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1717, positive: 274, positive conditional: 274, positive unconditional: 0, negative: 1428, negative conditional: 112, negative unconditional: 1316, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1075, Positive cache size: 1056, Positive conditional cache size: 10, Positive unconditional cache size: 1046, Negative cache size: 19, Negative conditional cache size: 5, Negative unconditional cache size: 14, Eliminated conditions: 1271, SemanticConditionEliminator.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1717, positive: 284, positive conditional: 284, positive unconditional: 0, negative: 1433, negative conditional: 117, negative unconditional: 1316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 14, positive conditional: 10, positive unconditional: 4, negative: 19, negative conditional: 5, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 178, positive: 52, positive conditional: 29, positive unconditional: 23, negative: 126, negative conditional: 14, negative unconditional: 112, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1717, positive: 274, positive conditional: 274, positive unconditional: 0, negative: 1428, negative conditional: 112, negative unconditional: 1316, unknown: 15, unknown conditional: 15, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1075, Positive cache size: 1056, Positive conditional cache size: 10, Positive unconditional cache size: 1046, Negative cache size: 19, Negative conditional cache size: 5, Negative unconditional cache size: 14, Eliminated conditions: 1271 ], Maximal queried relation: 6, Independence queries for same thread: 352 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 105 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3497.8ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 17.0ms, PartialOrderReductionTime: 2111.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 44, 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: 31.6ms SsaConstructionTime, 233.2ms SatisfiabilityAnalysisTime, 828.1ms InterpolantComputationTime, 375 NumberOfCodeBlocks, 375 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 369 ConstructedInterpolants, 0 QuantifiedInterpolants, 961 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...