/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-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe029_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-17 12:10:32,491 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-17 12:10:32,493 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-17 12:10:32,511 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-17 12:10:32,511 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-17 12:10:32,512 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-17 12:10:32,513 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-17 12:10:32,514 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-17 12:10:32,515 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-17 12:10:32,516 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-17 12:10:32,516 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-17 12:10:32,517 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-17 12:10:32,517 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-17 12:10:32,518 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-17 12:10:32,518 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-17 12:10:32,519 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-17 12:10:32,520 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-17 12:10:32,520 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-17 12:10:32,521 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-17 12:10:32,522 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-17 12:10:32,523 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-17 12:10:32,524 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-17 12:10:32,525 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-17 12:10:32,525 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-17 12:10:32,527 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-17 12:10:32,532 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-17 12:10:32,533 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-17 12:10:32,533 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-17 12:10:32,536 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-Random42.epf [2021-06-17 12:10:32,566 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-17 12:10:32,566 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-17 12:10:32,567 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-17 12:10:32,567 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-17 12:10:32,568 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-17 12:10:32,568 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-17 12:10:32,573 INFO L138 SettingsManager]: * Use SBE=true [2021-06-17 12:10:32,573 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-17 12:10:32,573 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-17 12:10:32,573 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-17 12:10:32,574 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-17 12:10:32,574 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-17 12:10:32,574 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-17 12:10:32,574 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-17 12:10:32,574 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-17 12:10:32,575 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-17 12:10:32,575 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-17 12:10:32,575 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-17 12:10:32,575 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-17 12:10:32,575 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-17 12:10:32,575 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-17 12:10:32,575 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-17 12:10:32,575 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-17 12:10:32,576 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 12:10:32,576 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-17 12:10:32,576 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-17 12:10:32,576 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-17 12:10:32,576 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-17 12:10:32,576 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-17 12:10:32,576 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-17 12:10:32,576 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-17 12:10:32,577 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-17 12:10:32,577 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-17 12:10:32,577 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-17 12:10:32,577 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-17 12:10:32,577 INFO L138 SettingsManager]: * Random seed used by POR DFS order=42 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-17 12:10:32,903 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-17 12:10:32,919 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-17 12:10:32,921 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-17 12:10:32,922 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-17 12:10:32,922 INFO L275 PluginConnector]: CDTParser initialized [2021-06-17 12:10:32,923 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe029_tso.opt.i [2021-06-17 12:10:32,968 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b3bfada7/4371647745a5484c93a6ea50debec2c6/FLAGfab2f6e5d [2021-06-17 12:10:33,367 INFO L306 CDTParser]: Found 1 translation units. [2021-06-17 12:10:33,367 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe029_tso.opt.i [2021-06-17 12:10:33,380 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b3bfada7/4371647745a5484c93a6ea50debec2c6/FLAGfab2f6e5d [2021-06-17 12:10:33,720 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b3bfada7/4371647745a5484c93a6ea50debec2c6 [2021-06-17 12:10:33,721 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-17 12:10:33,722 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-17 12:10:33,726 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-17 12:10:33,726 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-17 12:10:33,729 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-17 12:10:33,730 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 12:10:33" (1/1) ... [2021-06-17 12:10:33,731 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@740e475e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:10:33, skipping insertion in model container [2021-06-17 12:10:33,731 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.06 12:10:33" (1/1) ... [2021-06-17 12:10:33,739 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-17 12:10:33,776 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-17 12:10:33,868 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/safe029_tso.opt.i[949,962] [2021-06-17 12:10:34,028 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 12:10:34,036 INFO L203 MainTranslator]: Completed pre-run [2021-06-17 12:10:34,045 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/safe029_tso.opt.i[949,962] [2021-06-17 12:10:34,069 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-17 12:10:34,125 INFO L208 MainTranslator]: Completed translation [2021-06-17 12:10:34,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:10:34 WrapperNode [2021-06-17 12:10:34,126 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-17 12:10:34,127 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-17 12:10:34,127 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-17 12:10:34,127 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-17 12:10:34,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:10:34" (1/1) ... [2021-06-17 12:10:34,156 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:10:34" (1/1) ... [2021-06-17 12:10:34,172 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-17 12:10:34,174 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-17 12:10:34,174 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-17 12:10:34,174 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-17 12:10:34,179 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:10:34" (1/1) ... [2021-06-17 12:10:34,179 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:10:34" (1/1) ... [2021-06-17 12:10:34,183 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:10:34" (1/1) ... [2021-06-17 12:10:34,183 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:10:34" (1/1) ... [2021-06-17 12:10:34,205 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:10:34" (1/1) ... [2021-06-17 12:10:34,207 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:10:34" (1/1) ... [2021-06-17 12:10:34,208 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:10:34" (1/1) ... [2021-06-17 12:10:34,213 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-17 12:10:34,214 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-17 12:10:34,214 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-17 12:10:34,214 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-17 12:10:34,215 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:10:34" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 12:10:34,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-17 12:10:34,269 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-17 12:10:34,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-17 12:10:34,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-17 12:10:34,269 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-06-17 12:10:34,269 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-06-17 12:10:34,269 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-06-17 12:10:34,269 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-06-17 12:10:34,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-17 12:10:34,269 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-17 12:10:34,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-17 12:10:34,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-17 12:10:34,271 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-17 12:10:34,508 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-17 12:10:34,508 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-06-17 12:10:34,510 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 12:10:34 BoogieIcfgContainer [2021-06-17 12:10:34,510 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-17 12:10:34,511 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-17 12:10:34,511 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-17 12:10:34,513 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-17 12:10:34,513 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.06 12:10:33" (1/3) ... [2021-06-17 12:10:34,514 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33420064 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 12:10:34, skipping insertion in model container [2021-06-17 12:10:34,514 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.06 12:10:34" (2/3) ... [2021-06-17 12:10:34,514 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33420064 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 12:10:34, skipping insertion in model container [2021-06-17 12:10:34,514 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 12:10:34" (3/3) ... [2021-06-17 12:10:34,515 INFO L111 eAbstractionObserver]: Analyzing ICFG safe029_tso.opt.i [2021-06-17 12:10:34,519 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-17 12:10:34,519 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-17 12:10:34,519 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-17 12:10:34,520 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-17 12:10:34,544 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:10:34,544 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:10:34,544 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:10:34,545 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:10:34,545 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:10:34,545 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:10:34,545 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:10:34,545 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:10:34,546 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:10:34,546 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:10:34,546 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:10:34,546 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:10:34,547 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:10:34,547 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:10:34,547 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:10:34,547 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:10:34,547 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:10:34,548 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:10:34,548 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:10:34,548 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:10:34,549 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:10:34,549 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:10:34,550 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:10:34,550 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:10:34,551 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:10:34,552 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:10:34,552 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:10:34,552 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:10:34,559 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:10:34,560 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:10:34,560 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:10:34,560 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-17 12:10:34,562 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-17 12:10:34,578 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-17 12:10:34,695 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-17 12:10:34,695 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-17 12:10:34,695 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-17 12:10:34,695 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-17 12:10:34,695 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-17 12:10:34,695 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-17 12:10:34,695 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-17 12:10:34,695 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-17 12:10:34,817 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:10:34,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:10:34,821 INFO L82 PathProgramCache]: Analyzing trace with hash -1329599377, now seen corresponding path program 1 times [2021-06-17 12:10:34,826 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:10:34,826 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890073453] [2021-06-17 12:10:34,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:10:34,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:10:35,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 12:10:35,124 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:10:35,124 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890073453] [2021-06-17 12:10:35,125 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1890073453] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:10:35,125 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:10:35,125 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-17 12:10:35,125 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1274452431] [2021-06-17 12:10:35,128 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-17 12:10:35,128 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:10:35,136 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-17 12:10:35,142 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-17 12:10:35,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:10:35,143 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:10:35,146 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 12:10:35,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:10:35,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:10:35,382 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-17 12:10:35,382 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-17 12:10:35,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 12:10:35,385 INFO L82 PathProgramCache]: Analyzing trace with hash 2041662492, now seen corresponding path program 1 times [2021-06-17 12:10:35,385 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 12:10:35,385 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1252655818] [2021-06-17 12:10:35,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 12:10:35,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 12:10:35,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 12:10:35,546 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 12:10:35,546 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1252655818] [2021-06-17 12:10:35,546 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1252655818] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 12:10:35,546 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 12:10:35,547 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-06-17 12:10:35,547 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2147121153] [2021-06-17 12:10:35,548 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-17 12:10:35,548 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 12:10:35,549 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-17 12:10:35,549 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-06-17 12:10:35,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:10:35,550 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 12:10:35,550 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 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) [2021-06-17 12:10:35,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:10:35,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 12:10:35,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-17 12:10:35,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-17 12:10:35,861 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-17 12:10:35,875 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-17 12:10:35,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.06 12:10:35 BasicIcfg [2021-06-17 12:10:35,876 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-17 12:10:35,880 INFO L168 Benchmark]: Toolchain (without parser) took 2154.92 ms. Allocated memory was 187.7 MB in the beginning and 250.6 MB in the end (delta: 62.9 MB). Free memory was 151.8 MB in the beginning and 169.6 MB in the end (delta: -17.8 MB). Peak memory consumption was 46.3 MB. Max. memory is 8.0 GB. [2021-06-17 12:10:35,880 INFO L168 Benchmark]: CDTParser took 0.56 ms. Allocated memory is still 187.7 MB. Free memory is still 169.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-17 12:10:35,881 INFO L168 Benchmark]: CACSL2BoogieTranslator took 399.87 ms. Allocated memory is still 187.7 MB. Free memory was 151.6 MB in the beginning and 150.9 MB in the end (delta: 748.0 kB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2021-06-17 12:10:35,881 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.77 ms. Allocated memory is still 187.7 MB. Free memory was 150.9 MB in the beginning and 149.3 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-17 12:10:35,885 INFO L168 Benchmark]: Boogie Preprocessor took 39.30 ms. Allocated memory is still 187.7 MB. Free memory was 149.3 MB in the beginning and 147.7 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-17 12:10:35,885 INFO L168 Benchmark]: RCFGBuilder took 296.06 ms. Allocated memory is still 187.7 MB. Free memory was 147.7 MB in the beginning and 127.3 MB in the end (delta: 20.4 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2021-06-17 12:10:35,885 INFO L168 Benchmark]: TraceAbstraction took 1365.79 ms. Allocated memory was 187.7 MB in the beginning and 250.6 MB in the end (delta: 62.9 MB). Free memory was 126.8 MB in the beginning and 169.6 MB in the end (delta: -42.8 MB). Peak memory consumption was 21.1 MB. Max. memory is 8.0 GB. [2021-06-17 12:10:35,890 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56 ms. Allocated memory is still 187.7 MB. Free memory is still 169.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 399.87 ms. Allocated memory is still 187.7 MB. Free memory was 151.6 MB in the beginning and 150.9 MB in the end (delta: 748.0 kB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 45.77 ms. Allocated memory is still 187.7 MB. Free memory was 150.9 MB in the beginning and 149.3 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 39.30 ms. Allocated memory is still 187.7 MB. Free memory was 149.3 MB in the beginning and 147.7 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 296.06 ms. Allocated memory is still 187.7 MB. Free memory was 147.7 MB in the beginning and 127.3 MB in the end (delta: 20.4 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1365.79 ms. Allocated memory was 187.7 MB in the beginning and 250.6 MB in the end (delta: 62.9 MB). Free memory was 126.8 MB in the beginning and 169.6 MB in the end (delta: -42.8 MB). Peak memory consumption was 21.1 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3039, positive: 2876, positive conditional: 1508, positive unconditional: 1368, negative: 163, negative conditional: 138, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 2923, positive: 2876, positive conditional: 1508, positive unconditional: 1368, negative: 47, negative conditional: 22, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 2923, positive: 2866, positive conditional: 0, positive unconditional: 2866, negative: 57, negative conditional: 0, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 526, positive: 514, positive conditional: 0, positive unconditional: 514, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 526, positive: 512, positive conditional: 0, positive unconditional: 512, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 17, positive: 4, positive conditional: 2, positive unconditional: 2, negative: 13, negative conditional: 1, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 60, positive: 11, positive conditional: 5, positive unconditional: 6, negative: 49, negative conditional: 2, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2923, positive: 2352, positive conditional: 0, positive unconditional: 2352, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 526, unknown conditional: 0, unknown unconditional: 526] , Statistics on independence cache: Total cache size (in pairs): 529, Positive cache size: 516, Positive conditional cache size: 2, Positive unconditional cache size: 514, Negative cache size: 13, Negative conditional cache size: 1, Negative unconditional cache size: 12, SemanticConditionEliminator.Independence Queries: [ total: 73, positive: 10, positive conditional: 10, positive unconditional: 0, negative: 63, negative conditional: 5, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 73, positive: 10, positive conditional: 10, positive unconditional: 0, negative: 63, negative conditional: 5, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 17, positive: 4, positive conditional: 2, positive unconditional: 2, negative: 13, negative conditional: 1, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 60, positive: 11, positive conditional: 5, positive unconditional: 6, negative: 49, negative conditional: 2, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 73, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 62, negative conditional: 4, negative unconditional: 58, unknown: 3, unknown conditional: 3, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 529, Positive cache size: 516, Positive conditional cache size: 2, Positive unconditional cache size: 514, Negative cache size: 13, Negative conditional cache size: 1, Negative unconditional cache size: 12, Eliminated conditions: 32, SemanticConditionEliminator.Independence Queries: [ total: 73, positive: 10, positive conditional: 10, positive unconditional: 0, negative: 63, negative conditional: 5, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 73, positive: 10, positive conditional: 10, positive unconditional: 0, negative: 63, negative conditional: 5, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 17, positive: 4, positive conditional: 2, positive unconditional: 2, negative: 13, negative conditional: 1, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 60, positive: 11, positive conditional: 5, positive unconditional: 6, negative: 49, negative conditional: 2, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 73, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 62, negative conditional: 4, negative unconditional: 58, unknown: 3, unknown conditional: 3, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 529, Positive cache size: 516, Positive conditional cache size: 2, Positive unconditional cache size: 514, Negative cache size: 13, Negative conditional cache size: 1, Negative unconditional cache size: 12, Eliminated conditions: 32 ], Maximal queried relation: 2, Independence queries for same thread: 116 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 216, Number of persistent set computation: 1621, Number of trivial persistent sets: 1310, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3039, positive: 2876, positive conditional: 1508, positive unconditional: 1368, negative: 163, negative conditional: 138, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 2923, positive: 2876, positive conditional: 1508, positive unconditional: 1368, negative: 47, negative conditional: 22, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 2923, positive: 2866, positive conditional: 0, positive unconditional: 2866, negative: 57, negative conditional: 0, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 526, positive: 514, positive conditional: 0, positive unconditional: 514, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 526, positive: 512, positive conditional: 0, positive unconditional: 512, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 17, positive: 4, positive conditional: 2, positive unconditional: 2, negative: 13, negative conditional: 1, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 60, positive: 11, positive conditional: 5, positive unconditional: 6, negative: 49, negative conditional: 2, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2923, positive: 2352, positive conditional: 0, positive unconditional: 2352, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 526, unknown conditional: 0, unknown unconditional: 526] , Statistics on independence cache: Total cache size (in pairs): 529, Positive cache size: 516, Positive conditional cache size: 2, Positive unconditional cache size: 514, Negative cache size: 13, Negative conditional cache size: 1, Negative unconditional cache size: 12, SemanticConditionEliminator.Independence Queries: [ total: 73, positive: 10, positive conditional: 10, positive unconditional: 0, negative: 63, negative conditional: 5, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 73, positive: 10, positive conditional: 10, positive unconditional: 0, negative: 63, negative conditional: 5, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 17, positive: 4, positive conditional: 2, positive unconditional: 2, negative: 13, negative conditional: 1, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 60, positive: 11, positive conditional: 5, positive unconditional: 6, negative: 49, negative conditional: 2, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 73, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 62, negative conditional: 4, negative unconditional: 58, unknown: 3, unknown conditional: 3, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 529, Positive cache size: 516, Positive conditional cache size: 2, Positive unconditional cache size: 514, Negative cache size: 13, Negative conditional cache size: 1, Negative unconditional cache size: 12, Eliminated conditions: 32, SemanticConditionEliminator.Independence Queries: [ total: 73, positive: 10, positive conditional: 10, positive unconditional: 0, negative: 63, negative conditional: 5, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 73, positive: 10, positive conditional: 10, positive unconditional: 0, negative: 63, negative conditional: 5, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 17, positive: 4, positive conditional: 2, positive unconditional: 2, negative: 13, negative conditional: 1, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 60, positive: 11, positive conditional: 5, positive unconditional: 6, negative: 49, negative conditional: 2, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 73, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 62, negative conditional: 4, negative unconditional: 58, unknown: 3, unknown conditional: 3, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 529, Positive cache size: 516, Positive conditional cache size: 2, Positive unconditional cache size: 514, Negative cache size: 13, Negative conditional cache size: 1, Negative unconditional cache size: 12, Eliminated conditions: 32 ], Maximal queried relation: 2, Independence queries for same thread: 116 - 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 5 procedures, 80 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1273.3ms, OverallIterations: 2, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 10.0ms, PartialOrderReductionTime: 656.8ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 19, 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: 6.6ms SsaConstructionTime, 99.1ms SatisfiabilityAnalysisTime, 282.0ms InterpolantComputationTime, 101 NumberOfCodeBlocks, 101 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 99 ConstructedInterpolants, 0 QuantifiedInterpolants, 336 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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...