/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/safe023_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-10 10:22:55,471 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-10 10:22:55,473 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-10 10:22:55,499 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-10 10:22:55,499 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-10 10:22:55,500 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-10 10:22:55,501 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-10 10:22:55,502 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-10 10:22:55,503 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-10 10:22:55,504 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-10 10:22:55,504 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-10 10:22:55,505 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-10 10:22:55,505 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-10 10:22:55,506 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-10 10:22:55,506 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-10 10:22:55,507 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-10 10:22:55,508 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-10 10:22:55,509 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-10 10:22:55,510 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-10 10:22:55,511 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-10 10:22:55,512 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-10 10:22:55,513 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-10 10:22:55,513 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-10 10:22:55,514 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-10 10:22:55,517 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-10 10:22:55,517 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-10 10:22:55,517 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-10 10:22:55,518 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-10 10:22:55,518 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-10 10:22:55,519 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-10 10:22:55,519 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-10 10:22:55,520 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-10 10:22:55,520 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-10 10:22:55,521 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-10 10:22:55,521 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-10 10:22:55,521 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-10 10:22:55,522 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-10 10:22:55,522 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-10 10:22:55,522 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-10 10:22:55,523 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-10 10:22:55,523 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-10 10:22:55,529 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 [2021-07-10 10:22:55,556 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-10 10:22:55,556 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-10 10:22:55,557 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-10 10:22:55,557 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-10 10:22:55,559 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-10 10:22:55,559 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-10 10:22:55,559 INFO L138 SettingsManager]: * Use SBE=true [2021-07-10 10:22:55,559 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-10 10:22:55,559 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-10 10:22:55,559 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-10 10:22:55,560 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-10 10:22:55,560 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-10 10:22:55,560 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-10 10:22:55,560 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-10 10:22:55,561 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-10 10:22:55,561 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-10 10:22:55,561 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-10 10:22:55,561 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-10 10:22:55,561 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-10 10:22:55,561 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-10 10:22:55,561 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-10 10:22:55,561 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-10 10:22:55,562 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-10 10:22:55,562 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 10:22:55,562 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-10 10:22:55,562 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-10 10:22:55,573 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-10 10:22:55,573 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-10 10:22:55,573 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-10 10:22:55,573 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-10 10:22:55,573 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-10 10:22:55,573 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-10 10:22:55,574 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-10 10:22:55,574 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-10 10:22:55,824 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-10 10:22:55,849 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-10 10:22:55,850 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-10 10:22:55,851 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-10 10:22:55,853 INFO L275 PluginConnector]: CDTParser initialized [2021-07-10 10:22:55,853 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe023_tso.opt.i [2021-07-10 10:22:55,889 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b876e7aa/763fc705fffc4a759187fc43627c68f9/FLAG932e21045 [2021-07-10 10:22:56,262 INFO L306 CDTParser]: Found 1 translation units. [2021-07-10 10:22:56,263 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe023_tso.opt.i [2021-07-10 10:22:56,272 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b876e7aa/763fc705fffc4a759187fc43627c68f9/FLAG932e21045 [2021-07-10 10:22:56,282 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b876e7aa/763fc705fffc4a759187fc43627c68f9 [2021-07-10 10:22:56,285 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-10 10:22:56,286 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-10 10:22:56,287 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-10 10:22:56,287 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-10 10:22:56,289 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-10 10:22:56,289 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 10:22:56" (1/1) ... [2021-07-10 10:22:56,290 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b41882d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:22:56, skipping insertion in model container [2021-07-10 10:22:56,290 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 10:22:56" (1/1) ... [2021-07-10 10:22:56,295 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-10 10:22:56,318 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-10 10:22:56,443 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] [2021-07-10 10:22:56,559 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 10:22:56,568 INFO L203 MainTranslator]: Completed pre-run [2021-07-10 10:22:56,580 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] [2021-07-10 10:22:56,619 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-10 10:22:56,646 INFO L208 MainTranslator]: Completed translation [2021-07-10 10:22:56,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:22:56 WrapperNode [2021-07-10 10:22:56,646 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-10 10:22:56,647 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-10 10:22:56,647 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-10 10:22:56,647 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-10 10:22:56,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:22:56" (1/1) ... [2021-07-10 10:22:56,675 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:22:56" (1/1) ... [2021-07-10 10:22:56,688 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-10 10:22:56,689 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-10 10:22:56,689 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-10 10:22:56,689 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-10 10:22:56,694 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:22:56" (1/1) ... [2021-07-10 10:22:56,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:22:56" (1/1) ... [2021-07-10 10:22:56,696 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:22:56" (1/1) ... [2021-07-10 10:22:56,696 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:22:56" (1/1) ... [2021-07-10 10:22:56,699 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:22:56" (1/1) ... [2021-07-10 10:22:56,700 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:22:56" (1/1) ... [2021-07-10 10:22:56,701 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:22:56" (1/1) ... [2021-07-10 10:22:56,703 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-10 10:22:56,703 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-10 10:22:56,704 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-10 10:22:56,704 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-10 10:22:56,704 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:22:56" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 10:22:56,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-10 10:22:56,754 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-10 10:22:56,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-10 10:22:56,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-10 10:22:56,755 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-10 10:22:56,755 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-10 10:22:56,756 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-10 10:22:56,756 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-10 10:22:56,756 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-10 10:22:56,756 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-10 10:22:56,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-10 10:22:56,756 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-10 10:22:56,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-10 10:22:56,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-10 10:22:56,758 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-10 10:22:57,043 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-10 10:22:57,044 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-10 10:22:57,045 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 10:22:57 BoogieIcfgContainer [2021-07-10 10:22:57,045 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-10 10:22:57,046 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-10 10:22:57,046 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-10 10:22:57,048 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-10 10:22:57,048 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 10:22:56" (1/3) ... [2021-07-10 10:22:57,049 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34e1a975 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 10:22:57, skipping insertion in model container [2021-07-10 10:22:57,049 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:22:56" (2/3) ... [2021-07-10 10:22:57,049 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34e1a975 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 10:22:57, skipping insertion in model container [2021-07-10 10:22:57,049 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 10:22:57" (3/3) ... [2021-07-10 10:22:57,050 INFO L111 eAbstractionObserver]: Analyzing ICFG safe023_tso.opt.i [2021-07-10 10:22:57,054 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-10 10:22:57,054 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-10 10:22:57,054 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-10 10:22:57,055 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-10 10:22:57,075 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,076 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,076 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,076 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,076 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,076 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,076 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,076 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,077 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,077 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,077 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,077 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,077 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,077 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,078 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,078 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,078 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,078 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,078 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,078 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,078 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,078 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,079 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,079 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,079 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,079 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,079 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,079 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,079 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,080 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,080 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,080 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,080 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,080 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,080 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,080 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,082 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,082 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,082 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,082 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,086 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,087 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,087 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,087 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,089 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,089 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,089 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,089 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-10 10:22:57,091 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-10 10:22:57,106 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-10 10:22:57,149 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-10 10:22:57,150 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-10 10:22:57,150 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-10 10:22:57,150 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-10 10:22:57,150 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-10 10:22:57,150 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-10 10:22:57,150 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-10 10:22:57,150 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-10 10:22:57,325 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 10:22:57,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 10:22:57,331 INFO L82 PathProgramCache]: Analyzing trace with hash 1244235421, now seen corresponding path program 1 times [2021-07-10 10:22:57,338 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 10:22:57,338 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1916614997] [2021-07-10 10:22:57,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 10:22:57,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 10:22:57,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 10:22:57,513 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 10:22:57,513 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1916614997] [2021-07-10 10:22:57,514 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1916614997] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 10:22:57,514 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 10:22:57,514 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-10 10:22:57,514 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832976933] [2021-07-10 10:22:57,517 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-10 10:22:57,517 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 10:22:57,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-10 10:22:57,528 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-10 10:22:57,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:22:57,530 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 10:22:57,532 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 10:22:57,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:22:57,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:22:57,546 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-10 10:22:57,547 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 10:22:57,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 10:22:57,550 INFO L82 PathProgramCache]: Analyzing trace with hash 1943773822, now seen corresponding path program 1 times [2021-07-10 10:22:57,551 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 10:22:57,552 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1824785734] [2021-07-10 10:22:57,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 10:22:57,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 10:22:57,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 10:22:57,851 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 10:22:57,851 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1824785734] [2021-07-10 10:22:57,852 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1824785734] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 10:22:57,852 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 10:22:57,852 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-10 10:22:57,852 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1378936951] [2021-07-10 10:22:57,853 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 10:22:57,853 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 10:22:57,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 10:22:57,853 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-07-10 10:22:57,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:22:57,854 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 10:22:57,854 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 10:22:57,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:22:57,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:22:57,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:22:57,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 10:22:57,997 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-10 10:22:57,997 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 10:22:57,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 10:22:57,998 INFO L82 PathProgramCache]: Analyzing trace with hash -1661625915, now seen corresponding path program 1 times [2021-07-10 10:22:57,998 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 10:22:57,999 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053016677] [2021-07-10 10:22:57,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 10:22:58,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 10:22:58,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 10:22:58,160 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 10:22:58,160 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2053016677] [2021-07-10 10:22:58,160 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2053016677] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 10:22:58,160 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 10:22:58,160 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-10 10:22:58,160 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [447078210] [2021-07-10 10:22:58,161 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-10 10:22:58,161 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 10:22:58,161 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-10 10:22:58,161 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-10 10:22:58,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:22:58,162 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 10:22:58,162 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 6 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 10:22:58,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:22:58,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 10:22:58,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:22:58,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:22:58,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 10:22:58,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 10:22:58,313 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-10 10:22:58,313 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 10:22:58,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 10:22:58,313 INFO L82 PathProgramCache]: Analyzing trace with hash -1280797285, now seen corresponding path program 2 times [2021-07-10 10:22:58,314 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 10:22:58,314 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2012666841] [2021-07-10 10:22:58,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 10:22:58,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 10:22:58,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 10:22:58,458 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 10:22:58,458 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2012666841] [2021-07-10 10:22:58,458 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2012666841] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 10:22:58,458 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 10:22:58,459 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-10 10:22:58,459 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [714867027] [2021-07-10 10:22:58,459 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 10:22:58,459 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 10:22:58,463 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 10:22:58,464 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-10 10:22:58,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:22:58,464 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 10:22:58,464 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.875) internal successors, (63), 8 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 10:22:58,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:22:58,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 10:22:58,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 10:22:58,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:22:58,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:22:58,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 10:22:58,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 10:22:58,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 10:22:58,676 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-10 10:22:58,676 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-10 10:22:58,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 10:22:58,677 INFO L82 PathProgramCache]: Analyzing trace with hash 1549480942, now seen corresponding path program 1 times [2021-07-10 10:22:58,677 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 10:22:58,677 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608791704] [2021-07-10 10:22:58,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 10:22:58,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 10:22:58,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 10:22:58,770 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 10:22:58,770 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608791704] [2021-07-10 10:22:58,770 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1608791704] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 10:22:58,770 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 10:22:58,770 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-10 10:22:58,770 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980660624] [2021-07-10 10:22:58,771 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-10 10:22:58,771 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 10:22:58,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-10 10:22:58,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-07-10 10:22:58,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:22:58,772 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 10:22:58,772 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 10:22:58,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:22:58,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 10:22:58,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 10:22:58,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-10 10:22:58,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:22:59,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 10:22:59,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 10:22:59,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 10:22:59,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-10 10:22:59,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 10:22:59,066 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-10 10:22:59,083 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-10 10:22:59,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 10:22:59 BasicIcfg [2021-07-10 10:22:59,085 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-10 10:22:59,086 INFO L168 Benchmark]: Toolchain (without parser) took 2800.04 ms. Allocated memory was 203.4 MB in the beginning and 244.3 MB in the end (delta: 40.9 MB). Free memory was 168.0 MB in the beginning and 183.8 MB in the end (delta: -15.8 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. [2021-07-10 10:22:59,086 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 203.4 MB. Free memory is still 185.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-10 10:22:59,086 INFO L168 Benchmark]: CACSL2BoogieTranslator took 359.56 ms. Allocated memory is still 203.4 MB. Free memory was 167.8 MB in the beginning and 178.1 MB in the end (delta: -10.4 MB). Peak memory consumption was 17.2 MB. Max. memory is 8.0 GB. [2021-07-10 10:22:59,086 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.64 ms. Allocated memory is still 203.4 MB. Free memory was 178.1 MB in the beginning and 176.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-10 10:22:59,086 INFO L168 Benchmark]: Boogie Preprocessor took 14.19 ms. Allocated memory is still 203.4 MB. Free memory was 176.0 MB in the beginning and 175.0 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-10 10:22:59,087 INFO L168 Benchmark]: RCFGBuilder took 341.61 ms. Allocated memory is still 203.4 MB. Free memory was 175.0 MB in the beginning and 151.4 MB in the end (delta: 23.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2021-07-10 10:22:59,087 INFO L168 Benchmark]: TraceAbstraction took 2039.08 ms. Allocated memory was 203.4 MB in the beginning and 244.3 MB in the end (delta: 40.9 MB). Free memory was 150.9 MB in the beginning and 183.8 MB in the end (delta: -32.9 MB). Peak memory consumption was 8.0 MB. Max. memory is 8.0 GB. [2021-07-10 10:22:59,089 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 203.4 MB. Free memory is still 185.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 359.56 ms. Allocated memory is still 203.4 MB. Free memory was 167.8 MB in the beginning and 178.1 MB in the end (delta: -10.4 MB). Peak memory consumption was 17.2 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 41.64 ms. Allocated memory is still 203.4 MB. Free memory was 178.1 MB in the beginning and 176.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 14.19 ms. Allocated memory is still 203.4 MB. Free memory was 176.0 MB in the beginning and 175.0 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 341.61 ms. Allocated memory is still 203.4 MB. Free memory was 175.0 MB in the beginning and 151.4 MB in the end (delta: 23.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2039.08 ms. Allocated memory was 203.4 MB in the beginning and 244.3 MB in the end (delta: 40.9 MB). Free memory was 150.9 MB in the beginning and 183.8 MB in the end (delta: -32.9 MB). Peak memory consumption was 8.0 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: 8029, positive: 7856, positive conditional: 3521, positive unconditional: 4335, negative: 173, negative conditional: 126, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 7991, positive: 7856, positive conditional: 3521, positive unconditional: 4335, negative: 135, negative conditional: 88, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 7991, positive: 7672, positive conditional: 0, positive unconditional: 7672, negative: 319, negative conditional: 0, negative unconditional: 319, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1178, positive: 1150, positive conditional: 0, positive unconditional: 1150, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1178, positive: 1144, positive conditional: 0, positive unconditional: 1144, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 34, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 50, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 35, negative conditional: 7, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 139, positive: 20, positive conditional: 12, positive unconditional: 8, negative: 120, negative conditional: 11, negative unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 7991, positive: 6522, positive conditional: 0, positive unconditional: 6522, negative: 291, negative conditional: 0, negative unconditional: 291, unknown: 1178, unknown conditional: 0, unknown unconditional: 1178] , Statistics on independence cache: Total cache size (in pairs): 1194, Positive cache size: 1159, Positive conditional cache size: 9, Positive unconditional cache size: 1150, Negative cache size: 35, Negative conditional cache size: 7, Negative unconditional cache size: 28, SemanticConditionEliminator.Independence Queries: [ total: 1209, positive: 184, positive conditional: 184, positive unconditional: 0, negative: 1025, negative conditional: 178, negative unconditional: 847, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1209, positive: 184, positive conditional: 184, positive unconditional: 0, negative: 1025, negative conditional: 178, negative unconditional: 847, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 50, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 35, negative conditional: 7, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 139, positive: 20, positive conditional: 12, positive unconditional: 8, negative: 120, negative conditional: 11, negative unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1209, positive: 175, positive conditional: 175, positive unconditional: 0, negative: 1018, negative conditional: 171, negative unconditional: 847, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1194, Positive cache size: 1159, Positive conditional cache size: 9, Positive unconditional cache size: 1150, Negative cache size: 35, Negative conditional cache size: 7, Negative unconditional cache size: 28, Eliminated conditions: 722, SemanticConditionEliminator.Independence Queries: [ total: 1209, positive: 184, positive conditional: 184, positive unconditional: 0, negative: 1025, negative conditional: 178, negative unconditional: 847, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1209, positive: 184, positive conditional: 184, positive unconditional: 0, negative: 1025, negative conditional: 178, negative unconditional: 847, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 50, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 35, negative conditional: 7, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 139, positive: 20, positive conditional: 12, positive unconditional: 8, negative: 120, negative conditional: 11, negative unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1209, positive: 175, positive conditional: 175, positive unconditional: 0, negative: 1018, negative conditional: 171, negative unconditional: 847, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1194, Positive cache size: 1159, Positive conditional cache size: 9, Positive unconditional cache size: 1150, Negative cache size: 35, Negative conditional cache size: 7, Negative unconditional cache size: 28, Eliminated conditions: 722, SemanticConditionEliminator.Independence Queries: [ total: 1209, positive: 184, positive conditional: 184, positive unconditional: 0, negative: 1025, negative conditional: 178, negative unconditional: 847, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1209, positive: 184, positive conditional: 184, positive unconditional: 0, negative: 1025, negative conditional: 178, negative unconditional: 847, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 50, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 35, negative conditional: 7, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 139, positive: 20, positive conditional: 12, positive unconditional: 8, negative: 120, negative conditional: 11, negative unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1209, positive: 175, positive conditional: 175, positive unconditional: 0, negative: 1018, negative conditional: 171, negative unconditional: 847, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1194, Positive cache size: 1159, Positive conditional cache size: 9, Positive unconditional cache size: 1150, Negative cache size: 35, Negative conditional cache size: 7, Negative unconditional cache size: 28, Eliminated conditions: 722, SemanticConditionEliminator.Independence Queries: [ total: 1209, positive: 184, positive conditional: 184, positive unconditional: 0, negative: 1025, negative conditional: 178, negative unconditional: 847, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1209, positive: 184, positive conditional: 184, positive unconditional: 0, negative: 1025, negative conditional: 178, negative unconditional: 847, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 50, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 35, negative conditional: 7, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 139, positive: 20, positive conditional: 12, positive unconditional: 8, negative: 120, negative conditional: 11, negative unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1209, positive: 175, positive conditional: 175, positive unconditional: 0, negative: 1018, negative conditional: 171, negative unconditional: 847, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1194, Positive cache size: 1159, Positive conditional cache size: 9, Positive unconditional cache size: 1150, Negative cache size: 35, Negative conditional cache size: 7, Negative unconditional cache size: 28, Eliminated conditions: 722, SemanticConditionEliminator.Independence Queries: [ total: 1209, positive: 184, positive conditional: 184, positive unconditional: 0, negative: 1025, negative conditional: 178, negative unconditional: 847, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1209, positive: 184, positive conditional: 184, positive unconditional: 0, negative: 1025, negative conditional: 178, negative unconditional: 847, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 50, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 35, negative conditional: 7, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 139, positive: 20, positive conditional: 12, positive unconditional: 8, negative: 120, negative conditional: 11, negative unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1209, positive: 175, positive conditional: 175, positive unconditional: 0, negative: 1018, negative conditional: 171, negative unconditional: 847, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1194, Positive cache size: 1159, Positive conditional cache size: 9, Positive unconditional cache size: 1150, Negative cache size: 35, Negative conditional cache size: 7, Negative unconditional cache size: 28, Eliminated conditions: 722 ], Maximal queried relation: 5, Independence queries for same thread: 38 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 216, Number of persistent set computation: 413, Number of trivial persistent sets: 233, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8029, positive: 7856, positive conditional: 3521, positive unconditional: 4335, negative: 173, negative conditional: 126, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 7991, positive: 7856, positive conditional: 3521, positive unconditional: 4335, negative: 135, negative conditional: 88, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 7991, positive: 7672, positive conditional: 0, positive unconditional: 7672, negative: 319, negative conditional: 0, negative unconditional: 319, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1178, positive: 1150, positive conditional: 0, positive unconditional: 1150, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1178, positive: 1144, positive conditional: 0, positive unconditional: 1144, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 34, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 50, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 35, negative conditional: 7, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 139, positive: 20, positive conditional: 12, positive unconditional: 8, negative: 120, negative conditional: 11, negative unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 7991, positive: 6522, positive conditional: 0, positive unconditional: 6522, negative: 291, negative conditional: 0, negative unconditional: 291, unknown: 1178, unknown conditional: 0, unknown unconditional: 1178] , Statistics on independence cache: Total cache size (in pairs): 1194, Positive cache size: 1159, Positive conditional cache size: 9, Positive unconditional cache size: 1150, Negative cache size: 35, Negative conditional cache size: 7, Negative unconditional cache size: 28, SemanticConditionEliminator.Independence Queries: [ total: 1209, positive: 184, positive conditional: 184, positive unconditional: 0, negative: 1025, negative conditional: 178, negative unconditional: 847, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1209, positive: 184, positive conditional: 184, positive unconditional: 0, negative: 1025, negative conditional: 178, negative unconditional: 847, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 50, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 35, negative conditional: 7, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 139, positive: 20, positive conditional: 12, positive unconditional: 8, negative: 120, negative conditional: 11, negative unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1209, positive: 175, positive conditional: 175, positive unconditional: 0, negative: 1018, negative conditional: 171, negative unconditional: 847, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1194, Positive cache size: 1159, Positive conditional cache size: 9, Positive unconditional cache size: 1150, Negative cache size: 35, Negative conditional cache size: 7, Negative unconditional cache size: 28, Eliminated conditions: 722, SemanticConditionEliminator.Independence Queries: [ total: 1209, positive: 184, positive conditional: 184, positive unconditional: 0, negative: 1025, negative conditional: 178, negative unconditional: 847, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1209, positive: 184, positive conditional: 184, positive unconditional: 0, negative: 1025, negative conditional: 178, negative unconditional: 847, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 50, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 35, negative conditional: 7, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 139, positive: 20, positive conditional: 12, positive unconditional: 8, negative: 120, negative conditional: 11, negative unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1209, positive: 175, positive conditional: 175, positive unconditional: 0, negative: 1018, negative conditional: 171, negative unconditional: 847, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1194, Positive cache size: 1159, Positive conditional cache size: 9, Positive unconditional cache size: 1150, Negative cache size: 35, Negative conditional cache size: 7, Negative unconditional cache size: 28, Eliminated conditions: 722, SemanticConditionEliminator.Independence Queries: [ total: 1209, positive: 184, positive conditional: 184, positive unconditional: 0, negative: 1025, negative conditional: 178, negative unconditional: 847, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1209, positive: 184, positive conditional: 184, positive unconditional: 0, negative: 1025, negative conditional: 178, negative unconditional: 847, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 50, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 35, negative conditional: 7, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 139, positive: 20, positive conditional: 12, positive unconditional: 8, negative: 120, negative conditional: 11, negative unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1209, positive: 175, positive conditional: 175, positive unconditional: 0, negative: 1018, negative conditional: 171, negative unconditional: 847, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1194, Positive cache size: 1159, Positive conditional cache size: 9, Positive unconditional cache size: 1150, Negative cache size: 35, Negative conditional cache size: 7, Negative unconditional cache size: 28, Eliminated conditions: 722, SemanticConditionEliminator.Independence Queries: [ total: 1209, positive: 184, positive conditional: 184, positive unconditional: 0, negative: 1025, negative conditional: 178, negative unconditional: 847, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1209, positive: 184, positive conditional: 184, positive unconditional: 0, negative: 1025, negative conditional: 178, negative unconditional: 847, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 50, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 35, negative conditional: 7, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 139, positive: 20, positive conditional: 12, positive unconditional: 8, negative: 120, negative conditional: 11, negative unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1209, positive: 175, positive conditional: 175, positive unconditional: 0, negative: 1018, negative conditional: 171, negative unconditional: 847, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1194, Positive cache size: 1159, Positive conditional cache size: 9, Positive unconditional cache size: 1150, Negative cache size: 35, Negative conditional cache size: 7, Negative unconditional cache size: 28, Eliminated conditions: 722, SemanticConditionEliminator.Independence Queries: [ total: 1209, positive: 184, positive conditional: 184, positive unconditional: 0, negative: 1025, negative conditional: 178, negative unconditional: 847, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1209, positive: 184, positive conditional: 184, positive unconditional: 0, negative: 1025, negative conditional: 178, negative unconditional: 847, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 50, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 35, negative conditional: 7, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 139, positive: 20, positive conditional: 12, positive unconditional: 8, negative: 120, negative conditional: 11, negative unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1209, positive: 175, positive conditional: 175, positive unconditional: 0, negative: 1018, negative conditional: 171, negative unconditional: 847, unknown: 16, unknown conditional: 16, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1194, Positive cache size: 1159, Positive conditional cache size: 9, Positive unconditional cache size: 1150, Negative cache size: 35, Negative conditional cache size: 7, Negative unconditional cache size: 28, Eliminated conditions: 722 ], Maximal queried relation: 5, Independence queries for same thread: 38 - 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: 1965.9ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 11.4ms, PartialOrderReductionTime: 974.9ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 41, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 15.4ms SsaConstructionTime, 139.4ms SatisfiabilityAnalysisTime, 616.7ms InterpolantComputationTime, 290 NumberOfCodeBlocks, 290 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 285 ConstructedInterpolants, 0 QuantifiedInterpolants, 1270 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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...