/usr/bin/java -Xmx16000000000 -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-DelaySleepPersistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-atomic/peterson.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98707888a4ba860d5b57d27ee0e051c5b948cbbf-9870788 [2021-06-02 05:52:49,364 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-02 05:52:49,367 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-02 05:52:49,403 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-02 05:52:49,403 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-02 05:52:49,406 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-02 05:52:49,408 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-02 05:52:49,414 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-02 05:52:49,416 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-02 05:52:49,419 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-02 05:52:49,420 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-02 05:52:49,421 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2021-06-02 05:52:49,451 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-02 05:52:49,451 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-02 05:52:49,452 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-02 05:52:49,452 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-DelaySleepPersistent-NoLbe.epf [2021-06-02 05:52:49,475 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-02 05:52:49,475 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-02 05:52:49,476 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-02 05:52:49,476 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-02 05:52:49,478 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-02 05:52:49,478 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-02 05:52:49,478 INFO L138 SettingsManager]: * Use SBE=true [2021-06-02 05:52:49,478 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-02 05:52:49,478 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-02 05:52:49,479 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-02 05:52:49,479 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-02 05:52:49,479 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-02 05:52:49,480 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-02 05:52:49,480 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-02 05:52:49,480 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-02 05:52:49,480 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-02 05:52:49,480 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-02 05:52:49,480 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-02 05:52:49,480 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-02 05:52:49,480 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-02 05:52:49,481 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-02 05:52:49,481 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-02 05:52:49,481 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-02 05:52:49,481 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-02 05:52:49,481 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-02 05:52:49,481 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-02 05:52:49,481 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-02 05:52:49,482 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-02 05:52:49,482 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-02 05:52:49,482 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-02 05:52:49,482 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-02 05:52:49,482 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-02 05:52:49,482 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_DELAY_SET [2021-06-02 05:52:49,482 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-02 05:52:49,811 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-02 05:52:49,826 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-02 05:52:49,828 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-02 05:52:49,829 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-02 05:52:49,834 INFO L275 PluginConnector]: CDTParser initialized [2021-06-02 05:52:49,835 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/peterson.i [2021-06-02 05:52:49,898 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75676fda0/3be46d9559ef458d8e165b12a614b6bb/FLAG74882b686 [2021-06-02 05:52:50,327 INFO L306 CDTParser]: Found 1 translation units. [2021-06-02 05:52:50,328 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/peterson.i [2021-06-02 05:52:50,340 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75676fda0/3be46d9559ef458d8e165b12a614b6bb/FLAG74882b686 [2021-06-02 05:52:50,357 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75676fda0/3be46d9559ef458d8e165b12a614b6bb [2021-06-02 05:52:50,360 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-02 05:52:50,362 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-02 05:52:50,365 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-02 05:52:50,365 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-02 05:52:50,367 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-02 05:52:50,368 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.06 05:52:50" (1/1) ... [2021-06-02 05:52:50,369 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ab22b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:52:50, skipping insertion in model container [2021-06-02 05:52:50,369 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.06 05:52:50" (1/1) ... [2021-06-02 05:52:50,375 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-02 05:52:50,426 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-02 05:52:50,606 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-06-02 05:52:50,738 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-atomic/peterson.i[30997,31010] [2021-06-02 05:52:50,743 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-atomic/peterson.i[31682,31695] [2021-06-02 05:52:50,750 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-02 05:52:50,756 INFO L203 MainTranslator]: Completed pre-run [2021-06-02 05:52:50,774 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-06-02 05:52:50,790 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-atomic/peterson.i[30997,31010] [2021-06-02 05:52:50,794 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-atomic/peterson.i[31682,31695] [2021-06-02 05:52:50,802 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-02 05:52:50,868 INFO L208 MainTranslator]: Completed translation [2021-06-02 05:52:50,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:52:50 WrapperNode [2021-06-02 05:52:50,868 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-02 05:52:50,869 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-02 05:52:50,869 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-02 05:52:50,869 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-02 05:52:50,874 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:52:50" (1/1) ... [2021-06-02 05:52:50,903 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:52:50" (1/1) ... [2021-06-02 05:52:50,920 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-02 05:52:50,921 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-02 05:52:50,921 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-02 05:52:50,921 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-02 05:52:50,927 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:52:50" (1/1) ... [2021-06-02 05:52:50,928 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:52:50" (1/1) ... [2021-06-02 05:52:50,933 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:52:50" (1/1) ... [2021-06-02 05:52:50,933 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:52:50" (1/1) ... [2021-06-02 05:52:50,946 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:52:50" (1/1) ... [2021-06-02 05:52:50,949 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:52:50" (1/1) ... [2021-06-02 05:52:50,951 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:52:50" (1/1) ... [2021-06-02 05:52:50,952 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-02 05:52:50,953 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-02 05:52:50,953 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-02 05:52:50,953 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-02 05:52:50,954 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:52:50" (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 [2021-06-02 05:52:51,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-06-02 05:52:51,011 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2021-06-02 05:52:51,011 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2021-06-02 05:52:51,011 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-06-02 05:52:51,011 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-06-02 05:52:51,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-02 05:52:51,012 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-06-02 05:52:51,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-02 05:52:51,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-02 05:52:51,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-02 05:52:51,014 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-06-02 05:52:51,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-02 05:52:51,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-02 05:52:51,015 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-02 05:52:51,279 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-02 05:52:51,279 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2021-06-02 05:52:51,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.06 05:52:51 BoogieIcfgContainer [2021-06-02 05:52:51,281 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-02 05:52:51,282 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-02 05:52:51,282 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-02 05:52:51,302 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-02 05:52:51,303 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.06 05:52:50" (1/3) ... [2021-06-02 05:52:51,303 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@615b2168 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.06 05:52:51, skipping insertion in model container [2021-06-02 05:52:51,304 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.06 05:52:50" (2/3) ... [2021-06-02 05:52:51,304 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@615b2168 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.06 05:52:51, skipping insertion in model container [2021-06-02 05:52:51,304 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.06 05:52:51" (3/3) ... [2021-06-02 05:52:51,305 INFO L111 eAbstractionObserver]: Analyzing ICFG peterson.i [2021-06-02 05:52:51,310 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-02 05:52:51,310 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-02 05:52:51,310 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-06-02 05:52:51,311 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-02 05:52:51,355 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,356 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,356 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,356 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,356 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,356 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,357 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,357 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,357 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,357 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,357 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~t2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,358 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~t2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,358 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~t2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,358 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,358 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~t2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,358 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,358 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~t2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,359 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,359 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~t2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,359 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,359 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,359 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,360 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~t2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,360 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~t2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,360 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,360 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,361 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,361 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,361 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,361 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,362 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,362 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,362 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,362 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,362 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,362 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,363 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,363 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,363 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~t1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,363 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~t1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,363 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~t1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,363 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,364 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~t1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,364 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,364 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~t1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,364 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,364 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~t1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,364 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,365 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,365 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,365 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~t1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,365 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~t1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,366 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,366 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,366 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,366 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,368 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,368 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,374 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,374 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,374 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~t1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,374 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,381 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~t2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,382 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,382 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,382 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,382 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,382 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:52:51,393 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-06-02 05:52:51,418 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 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 [2021-06-02 05:52:51,490 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-02 05:52:51,491 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-02 05:52:51,491 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-02 05:52:51,491 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-02 05:52:51,491 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-02 05:52:51,491 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-02 05:52:51,491 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-02 05:52:51,491 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thr2======== [2021-06-02 05:52:52,230 INFO L301 ceAbstractionStarter]: Result for error location thr2 was SAFE (1/5) [2021-06-02 05:52:52,231 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-02 05:52:52,249 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-02 05:52:52,249 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-02 05:52:52,249 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-02 05:52:52,249 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-02 05:52:52,249 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-02 05:52:52,249 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-02 05:52:52,250 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-02 05:52:52,250 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thr1======== [2021-06-02 05:52:52,799 INFO L301 ceAbstractionStarter]: Result for error location thr1 was SAFE (2/5) [2021-06-02 05:52:52,800 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-06-02 05:52:52,818 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-02 05:52:52,818 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-02 05:52:52,818 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-02 05:52:52,819 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-02 05:52:52,819 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-02 05:52:52,819 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-02 05:52:52,819 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-02 05:52:52,819 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thr1Thread1of1ForFork0======== Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-02 05:52:52,891 INFO L430 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:52:52,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:52:52,897 INFO L82 PathProgramCache]: Analyzing trace with hash -59055298, now seen corresponding path program 1 times [2021-06-02 05:52:52,904 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:52:52,904 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105759303] [2021-06-02 05:52:52,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:52:53,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:52:53,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:52:53,105 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:52:53,106 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1105759303] [2021-06-02 05:52:53,109 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1105759303] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-02 05:52:53,109 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-02 05:52:53,110 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-02 05:52:53,110 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1706533538] [2021-06-02 05:52:53,115 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-02 05:52:53,115 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:52:53,125 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-02 05:52:53,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-02 05:52:53,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:52:53,130 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:52:53,131 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 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) [2021-06-02 05:52:53,131 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:52:53,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:52:53,154 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-02 05:52:53,154 INFO L430 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:52:53,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:52:53,155 INFO L82 PathProgramCache]: Analyzing trace with hash -59025507, now seen corresponding path program 1 times [2021-06-02 05:52:53,155 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:52:53,155 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [859448835] [2021-06-02 05:52:53,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:52:53,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:52:53,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:52:53,253 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:52:53,253 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [859448835] [2021-06-02 05:52:53,253 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [859448835] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-02 05:52:53,253 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-02 05:52:53,253 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-02 05:52:53,254 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677766456] [2021-06-02 05:52:53,255 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-02 05:52:53,255 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:52:53,255 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-02 05:52:53,255 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-02 05:52:53,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:52:53,255 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:52:53,256 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 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) [2021-06-02 05:52:53,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:52:53,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:52:53,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:52:53,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:52:53,413 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-02 05:52:53,413 INFO L430 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:52:53,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:52:53,413 INFO L82 PathProgramCache]: Analyzing trace with hash 1422657810, now seen corresponding path program 1 times [2021-06-02 05:52:53,414 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:52:53,414 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [619215031] [2021-06-02 05:52:53,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:52:53,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:52:53,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:52:53,491 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:52:53,491 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [619215031] [2021-06-02 05:52:53,491 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [619215031] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-02 05:52:53,491 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-02 05:52:53,492 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-02 05:52:53,492 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [320436304] [2021-06-02 05:52:53,493 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-02 05:52:53,493 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:52:53,493 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-02 05:52:53,493 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-06-02 05:52:53,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:52:53,494 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:52:53,494 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 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) [2021-06-02 05:52:53,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:52:53,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:52:53,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:52:54,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:52:54,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:52:54,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-02 05:52:54,185 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-02 05:52:54,185 INFO L430 AbstractCegarLoop]: === Iteration 4 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:52:54,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:52:54,185 INFO L82 PathProgramCache]: Analyzing trace with hash -1998336784, now seen corresponding path program 1 times [2021-06-02 05:52:54,185 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:52:54,186 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397804793] [2021-06-02 05:52:54,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:52:54,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:52:54,236 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:52:54,236 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:52:54,236 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [397804793] [2021-06-02 05:52:54,236 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [397804793] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-02 05:52:54,236 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-02 05:52:54,236 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-02 05:52:54,237 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2085891206] [2021-06-02 05:52:54,237 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-02 05:52:54,237 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:52:54,237 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-02 05:52:54,237 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-06-02 05:52:54,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:52:54,238 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:52:54,238 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 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) [2021-06-02 05:52:54,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:52:54,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:52:54,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-02 05:52:54,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:52:55,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:52:55,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:52:55,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-02 05:52:55,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-02 05:52:55,421 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-02 05:52:55,424 INFO L301 ceAbstractionStarter]: Result for error location thr1Thread1of1ForFork0 was SAFE (3/5) [2021-06-02 05:52:55,425 INFO L255 AbstractCegarLoop]: Starting to check reachability of 2 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-02 05:52:55,434 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-02 05:52:55,434 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-02 05:52:55,434 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-02 05:52:55,434 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-02 05:52:55,434 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-02 05:52:55,434 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-02 05:52:55,435 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-02 05:52:55,435 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-02 05:52:55,827 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (4/5) [2021-06-02 05:52:55,827 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-02 05:52:55,851 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-02 05:52:55,851 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-02 05:52:55,851 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-02 05:52:55,851 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-02 05:52:55,851 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-02 05:52:55,851 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-02 05:52:55,852 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-02 05:52:55,852 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thr2Thread1of1ForFork1======== [2021-06-02 05:52:55,903 INFO L430 AbstractCegarLoop]: === Iteration 1 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:52:55,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:52:55,904 INFO L82 PathProgramCache]: Analyzing trace with hash -486884648, now seen corresponding path program 1 times [2021-06-02 05:52:55,904 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:52:55,904 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139005656] [2021-06-02 05:52:55,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:52:55,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:52:55,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:52:55,921 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:52:55,921 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139005656] [2021-06-02 05:52:55,922 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2139005656] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-02 05:52:55,922 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-02 05:52:55,922 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-02 05:52:55,922 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [823831736] [2021-06-02 05:52:55,922 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-02 05:52:55,922 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:52:55,923 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-02 05:52:55,923 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-02 05:52:55,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:52:55,923 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:52:55,923 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 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) [2021-06-02 05:52:55,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:52:55,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:52:55,935 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-02 05:52:55,936 INFO L430 AbstractCegarLoop]: === Iteration 2 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:52:55,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:52:55,936 INFO L82 PathProgramCache]: Analyzing trace with hash -486854857, now seen corresponding path program 1 times [2021-06-02 05:52:55,936 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:52:55,936 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1716343737] [2021-06-02 05:52:55,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:52:55,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:52:55,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:52:55,956 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:52:55,956 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1716343737] [2021-06-02 05:52:55,956 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1716343737] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-02 05:52:55,956 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-02 05:52:55,956 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-02 05:52:55,956 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1185131721] [2021-06-02 05:52:55,957 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-02 05:52:55,957 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:52:55,957 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-02 05:52:55,957 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-02 05:52:55,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:52:55,957 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:52:55,958 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 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) [2021-06-02 05:52:55,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:52:55,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:52:55,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:52:55,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:52:55,996 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-02 05:52:55,996 INFO L430 AbstractCegarLoop]: === Iteration 3 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:52:55,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:52:55,997 INFO L82 PathProgramCache]: Analyzing trace with hash -1168431717, now seen corresponding path program 1 times [2021-06-02 05:52:55,997 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:52:55,997 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925765170] [2021-06-02 05:52:55,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:52:56,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:52:56,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:52:56,036 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:52:56,036 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1925765170] [2021-06-02 05:52:56,036 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1925765170] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-02 05:52:56,036 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-02 05:52:56,037 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-02 05:52:56,037 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075257170] [2021-06-02 05:52:56,037 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-02 05:52:56,037 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:52:56,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-02 05:52:56,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-06-02 05:52:56,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:52:56,038 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:52:56,038 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 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) [2021-06-02 05:52:56,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:52:56,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:52:56,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:52:56,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:52:56,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:52:56,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-02 05:52:56,186 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-02 05:52:56,186 INFO L430 AbstractCegarLoop]: === Iteration 4 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-02 05:52:56,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 05:52:56,187 INFO L82 PathProgramCache]: Analyzing trace with hash 1166564479, now seen corresponding path program 2 times [2021-06-02 05:52:56,187 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 05:52:56,187 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [969348900] [2021-06-02 05:52:56,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 05:52:56,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 05:52:56,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 05:52:56,232 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 05:52:56,232 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [969348900] [2021-06-02 05:52:56,232 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [969348900] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-02 05:52:56,232 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-02 05:52:56,233 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-06-02 05:52:56,233 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316409003] [2021-06-02 05:52:56,233 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-02 05:52:56,233 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 05:52:56,233 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-02 05:52:56,234 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-06-02 05:52:56,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:52:56,234 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 05:52:56,234 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 6 states have internal predecessors, (44), 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) [2021-06-02 05:52:56,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:52:56,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:52:56,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-02 05:52:56,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:52:57,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 05:52:57,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 05:52:57,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-02 05:52:57,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-02 05:52:57,311 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-06-02 05:52:57,313 INFO L301 ceAbstractionStarter]: Result for error location thr2Thread1of1ForFork1 was SAFE (5/5) [2021-06-02 05:52:57,313 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-02 05:52:57,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.06 05:52:57 BasicIcfg [2021-06-02 05:52:57,316 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-02 05:52:57,316 INFO L168 Benchmark]: Toolchain (without parser) took 6954.45 ms. Allocated memory was 375.4 MB in the beginning and 799.0 MB in the end (delta: 423.6 MB). Free memory was 337.9 MB in the beginning and 589.9 MB in the end (delta: -252.0 MB). Peak memory consumption was 436.1 MB. Max. memory is 16.0 GB. [2021-06-02 05:52:57,317 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 375.4 MB. Free memory is still 355.6 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-06-02 05:52:57,317 INFO L168 Benchmark]: CACSL2BoogieTranslator took 503.85 ms. Allocated memory is still 375.4 MB. Free memory was 337.8 MB in the beginning and 338.2 MB in the end (delta: -396.9 kB). Peak memory consumption was 7.2 MB. Max. memory is 16.0 GB. [2021-06-02 05:52:57,317 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.08 ms. Allocated memory is still 375.4 MB. Free memory was 338.2 MB in the beginning and 335.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-02 05:52:57,317 INFO L168 Benchmark]: Boogie Preprocessor took 31.35 ms. Allocated memory is still 375.4 MB. Free memory was 335.5 MB in the beginning and 334.0 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-02 05:52:57,318 INFO L168 Benchmark]: RCFGBuilder took 328.11 ms. Allocated memory is still 375.4 MB. Free memory was 334.0 MB in the beginning and 309.9 MB in the end (delta: 24.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.0 GB. [2021-06-02 05:52:57,318 INFO L168 Benchmark]: TraceAbstraction took 6033.35 ms. Allocated memory was 375.4 MB in the beginning and 799.0 MB in the end (delta: 423.6 MB). Free memory was 308.8 MB in the beginning and 589.9 MB in the end (delta: -281.1 MB). Peak memory consumption was 407.8 MB. Max. memory is 16.0 GB. [2021-06-02 05:52:57,319 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 375.4 MB. Free memory is still 355.6 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 503.85 ms. Allocated memory is still 375.4 MB. Free memory was 337.8 MB in the beginning and 338.2 MB in the end (delta: -396.9 kB). Peak memory consumption was 7.2 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 51.08 ms. Allocated memory is still 375.4 MB. Free memory was 338.2 MB in the beginning and 335.5 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 31.35 ms. Allocated memory is still 375.4 MB. Free memory was 335.5 MB in the beginning and 334.0 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 328.11 ms. Allocated memory is still 375.4 MB. Free memory was 334.0 MB in the beginning and 309.9 MB in the end (delta: 24.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.0 GB. * TraceAbstraction took 6033.35 ms. Allocated memory was 375.4 MB in the beginning and 799.0 MB in the end (delta: 423.6 MB). Free memory was 308.8 MB in the beginning and 589.9 MB in the end (delta: -281.1 MB). Peak memory consumption was 407.8 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 864, positive: 731, positive conditional: 731, positive unconditional: 0, negative: 133, negative conditional: 133, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 747, positive: 731, positive conditional: 731, positive unconditional: 0, negative: 16, negative conditional: 16, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 10002, positive: 9775, positive conditional: 0, positive unconditional: 9775, negative: 227, negative conditional: 0, negative unconditional: 227, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3306, positive: 3237, positive conditional: 0, positive unconditional: 3237, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3306, positive: 3225, positive conditional: 0, positive unconditional: 3225, negative: 81, negative conditional: 0, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 81, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 81, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 160, positive: 61, positive conditional: 0, positive unconditional: 61, negative: 99, negative conditional: 0, negative unconditional: 99, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 10002, positive: 6538, positive conditional: 0, positive unconditional: 6538, negative: 158, negative conditional: 0, negative unconditional: 158, unknown: 3306, unknown conditional: 0, unknown unconditional: 3306] , Statistics on independence cache: Total cache size (in pairs): 3306, Positive cache size: 3237, Positive conditional cache size: 0, Positive unconditional cache size: 3237, Negative cache size: 69, Negative conditional cache size: 0, Negative unconditional cache size: 69 ], Maximal queried relation: 0, Independence queries for same thread: 117 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 635, Number of persistent set computation: 1200, Number of trivial persistent sets: 1191, Underlying independence relation: CachedIndependenceRelation.Independence Queries: [ total: 10002, positive: 9775, positive conditional: 0, positive unconditional: 9775, negative: 227, negative conditional: 0, negative unconditional: 227, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3306, positive: 3237, positive conditional: 0, positive unconditional: 3237, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3306, positive: 3225, positive conditional: 0, positive unconditional: 3225, negative: 81, negative conditional: 0, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 81, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 81, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 160, positive: 61, positive conditional: 0, positive unconditional: 61, negative: 99, negative conditional: 0, negative unconditional: 99, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 10002, positive: 6538, positive conditional: 0, positive unconditional: 6538, negative: 158, negative conditional: 0, negative unconditional: 158, unknown: 3306, unknown conditional: 0, unknown unconditional: 3306] , Statistics on independence cache: Total cache size (in pairs): 3306, Positive cache size: 3237, Positive conditional cache size: 0, Positive unconditional cache size: 3237, Negative cache size: 69, Negative conditional cache size: 0, Negative unconditional cache size: 69 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 864, positive: 731, positive conditional: 731, positive unconditional: 0, negative: 133, negative conditional: 133, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 747, positive: 731, positive conditional: 731, positive unconditional: 0, negative: 16, negative conditional: 16, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 10002, positive: 9775, positive conditional: 0, positive unconditional: 9775, negative: 227, negative conditional: 0, negative unconditional: 227, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3306, positive: 3237, positive conditional: 0, positive unconditional: 3237, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3306, positive: 3225, positive conditional: 0, positive unconditional: 3225, negative: 81, negative conditional: 0, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 81, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 81, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 144, positive: 58, positive conditional: 0, positive unconditional: 58, negative: 85, negative conditional: 0, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 10002, positive: 6538, positive conditional: 0, positive unconditional: 6538, negative: 158, negative conditional: 0, negative unconditional: 158, unknown: 3306, unknown conditional: 0, unknown unconditional: 3306] , Statistics on independence cache: Total cache size (in pairs): 3306, Positive cache size: 3237, Positive conditional cache size: 0, Positive unconditional cache size: 3237, Negative cache size: 69, Negative conditional cache size: 0, Negative unconditional cache size: 69 ], Maximal queried relation: 0, Independence queries for same thread: 117 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 518, Number of persistent set computation: 1200, Number of trivial persistent sets: 1191, Underlying independence relation: CachedIndependenceRelation.Independence Queries: [ total: 10002, positive: 9775, positive conditional: 0, positive unconditional: 9775, negative: 227, negative conditional: 0, negative unconditional: 227, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3306, positive: 3237, positive conditional: 0, positive unconditional: 3237, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3306, positive: 3225, positive conditional: 0, positive unconditional: 3225, negative: 81, negative conditional: 0, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 81, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 81, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 144, positive: 58, positive conditional: 0, positive unconditional: 58, negative: 85, negative conditional: 0, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 10002, positive: 6538, positive conditional: 0, positive unconditional: 6538, negative: 158, negative conditional: 0, negative unconditional: 158, unknown: 3306, unknown conditional: 0, unknown unconditional: 3306] , Statistics on independence cache: Total cache size (in pairs): 3306, Positive cache size: 3237, Positive conditional cache size: 0, Positive unconditional cache size: 3237, Negative cache size: 69, Negative conditional cache size: 0, Negative unconditional cache size: 69 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4578, positive: 3744, positive conditional: 3744, positive unconditional: 0, negative: 834, negative conditional: 834, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 3847, positive: 3744, positive conditional: 3744, positive unconditional: 0, negative: 103, negative conditional: 103, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 18224, positive: 17890, positive conditional: 0, positive unconditional: 17890, negative: 334, negative conditional: 0, negative unconditional: 334, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3630, positive: 3556, positive conditional: 0, positive unconditional: 3556, negative: 74, negative conditional: 0, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3630, positive: 3543, positive conditional: 0, positive unconditional: 3543, negative: 87, negative conditional: 0, negative unconditional: 87, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 87, positive: 13, positive conditional: 0, positive unconditional: 13, negative: 74, negative conditional: 0, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 95, positive: 13, positive conditional: 0, positive unconditional: 13, negative: 82, negative conditional: 8, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 117, positive: 30, positive conditional: 0, positive unconditional: 30, negative: 87, negative conditional: 7, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 18224, positive: 14334, positive conditional: 0, positive unconditional: 14334, negative: 260, negative conditional: 0, negative unconditional: 260, unknown: 3630, unknown conditional: 0, unknown unconditional: 3630] , Statistics on independence cache: Total cache size (in pairs): 3638, Positive cache size: 3556, Positive conditional cache size: 0, Positive unconditional cache size: 3556, Negative cache size: 82, Negative conditional cache size: 8, Negative unconditional cache size: 74, SemanticConditionEliminator.Independence Queries: [ total: 374, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 374, negative conditional: 36, negative unconditional: 338, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 374, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 374, negative conditional: 36, negative unconditional: 338, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 95, positive: 13, positive conditional: 0, positive unconditional: 13, negative: 82, negative conditional: 8, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 117, positive: 30, positive conditional: 0, positive unconditional: 30, negative: 87, negative conditional: 7, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 374, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 366, negative conditional: 28, negative unconditional: 338, unknown: 8, unknown conditional: 8, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3638, Positive cache size: 3556, Positive conditional cache size: 0, Positive unconditional cache size: 3556, Negative cache size: 82, Negative conditional cache size: 8, Negative unconditional cache size: 74, Eliminated conditions: 338, SemanticConditionEliminator.Independence Queries: [ total: 374, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 374, negative conditional: 36, negative unconditional: 338, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 374, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 374, negative conditional: 36, negative unconditional: 338, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 95, positive: 13, positive conditional: 0, positive unconditional: 13, negative: 82, negative conditional: 8, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 117, positive: 30, positive conditional: 0, positive unconditional: 30, negative: 87, negative conditional: 7, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 374, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 366, negative conditional: 28, negative unconditional: 338, unknown: 8, unknown conditional: 8, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3638, Positive cache size: 3556, Positive conditional cache size: 0, Positive unconditional cache size: 3556, Negative cache size: 82, Negative conditional cache size: 8, Negative unconditional cache size: 74, Eliminated conditions: 338, SemanticConditionEliminator.Independence Queries: [ total: 374, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 374, negative conditional: 36, negative unconditional: 338, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 374, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 374, negative conditional: 36, negative unconditional: 338, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 95, positive: 13, positive conditional: 0, positive unconditional: 13, negative: 82, negative conditional: 8, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 117, positive: 30, positive conditional: 0, positive unconditional: 30, negative: 87, negative conditional: 7, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 374, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 366, negative conditional: 28, negative unconditional: 338, unknown: 8, unknown conditional: 8, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3638, Positive cache size: 3556, Positive conditional cache size: 0, Positive unconditional cache size: 3556, Negative cache size: 82, Negative conditional cache size: 8, Negative unconditional cache size: 74, Eliminated conditions: 338, SemanticConditionEliminator.Independence Queries: [ total: 374, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 374, negative conditional: 36, negative unconditional: 338, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 374, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 374, negative conditional: 36, negative unconditional: 338, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 95, positive: 13, positive conditional: 0, positive unconditional: 13, negative: 82, negative conditional: 8, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 117, positive: 30, positive conditional: 0, positive unconditional: 30, negative: 87, negative conditional: 7, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 374, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 366, negative conditional: 28, negative unconditional: 338, unknown: 8, unknown conditional: 8, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3638, Positive cache size: 3556, Positive conditional cache size: 0, Positive unconditional cache size: 3556, Negative cache size: 82, Negative conditional cache size: 8, Negative unconditional cache size: 74, Eliminated conditions: 338 ], Maximal queried relation: 4, Independence queries for same thread: 731 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 1754, Number of persistent set computation: 5711, Number of trivial persistent sets: 5552, Underlying independence relation: CachedIndependenceRelation.Independence Queries: [ total: 18224, positive: 17890, positive conditional: 0, positive unconditional: 17890, negative: 334, negative conditional: 0, negative unconditional: 334, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3630, positive: 3556, positive conditional: 0, positive unconditional: 3556, negative: 74, negative conditional: 0, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3630, positive: 3543, positive conditional: 0, positive unconditional: 3543, negative: 87, negative conditional: 0, negative unconditional: 87, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 87, positive: 13, positive conditional: 0, positive unconditional: 13, negative: 74, negative conditional: 0, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 95, positive: 13, positive conditional: 0, positive unconditional: 13, negative: 82, negative conditional: 8, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 117, positive: 30, positive conditional: 0, positive unconditional: 30, negative: 87, negative conditional: 7, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 18224, positive: 14334, positive conditional: 0, positive unconditional: 14334, negative: 260, negative conditional: 0, negative unconditional: 260, unknown: 3630, unknown conditional: 0, unknown unconditional: 3630] , Statistics on independence cache: Total cache size (in pairs): 3638, Positive cache size: 3556, Positive conditional cache size: 0, Positive unconditional cache size: 3556, Negative cache size: 82, Negative conditional cache size: 8, Negative unconditional cache size: 74 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 864, positive: 731, positive conditional: 731, positive unconditional: 0, negative: 133, negative conditional: 133, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 747, positive: 731, positive conditional: 731, positive unconditional: 0, negative: 16, negative conditional: 16, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 10002, positive: 9775, positive conditional: 0, positive unconditional: 9775, negative: 227, negative conditional: 0, negative unconditional: 227, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3306, positive: 3237, positive conditional: 0, positive unconditional: 3237, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3306, positive: 3225, positive conditional: 0, positive unconditional: 3225, negative: 81, negative conditional: 0, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 81, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 81, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 90, positive: 29, positive conditional: 0, positive unconditional: 29, negative: 61, negative conditional: 0, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 10002, positive: 6538, positive conditional: 0, positive unconditional: 6538, negative: 158, negative conditional: 0, negative unconditional: 158, unknown: 3306, unknown conditional: 0, unknown unconditional: 3306] , Statistics on independence cache: Total cache size (in pairs): 3306, Positive cache size: 3237, Positive conditional cache size: 0, Positive unconditional cache size: 3237, Negative cache size: 69, Negative conditional cache size: 0, Negative unconditional cache size: 69 ], Maximal queried relation: 0, Independence queries for same thread: 117 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 374, Number of persistent set computation: 1200, Number of trivial persistent sets: 1191, Underlying independence relation: CachedIndependenceRelation.Independence Queries: [ total: 10002, positive: 9775, positive conditional: 0, positive unconditional: 9775, negative: 227, negative conditional: 0, negative unconditional: 227, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3306, positive: 3237, positive conditional: 0, positive unconditional: 3237, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3306, positive: 3225, positive conditional: 0, positive unconditional: 3225, negative: 81, negative conditional: 0, negative unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 81, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 81, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 69, negative conditional: 0, negative unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 90, positive: 29, positive conditional: 0, positive unconditional: 29, negative: 61, negative conditional: 0, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 10002, positive: 6538, positive conditional: 0, positive unconditional: 6538, negative: 158, negative conditional: 0, negative unconditional: 158, unknown: 3306, unknown conditional: 0, unknown unconditional: 3306] , Statistics on independence cache: Total cache size (in pairs): 3306, Positive cache size: 3237, Positive conditional cache size: 0, Positive unconditional cache size: 3237, Negative cache size: 69, Negative conditional cache size: 0, Negative unconditional cache size: 69 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2819, positive: 2261, positive conditional: 2261, positive unconditional: 0, negative: 558, negative conditional: 558, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 2335, positive: 2261, positive conditional: 2261, positive unconditional: 0, negative: 74, negative conditional: 74, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 13848, positive: 13547, positive conditional: 0, positive unconditional: 13547, negative: 301, negative conditional: 0, negative unconditional: 301, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3497, positive: 3424, positive conditional: 0, positive unconditional: 3424, negative: 73, negative conditional: 0, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3497, positive: 3413, positive conditional: 0, positive unconditional: 3413, negative: 84, negative conditional: 0, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 84, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 73, negative conditional: 0, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 92, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 81, negative conditional: 8, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 81, positive: 16, positive conditional: 0, positive unconditional: 16, negative: 65, negative conditional: 7, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 13848, positive: 10123, positive conditional: 0, positive unconditional: 10123, negative: 228, negative conditional: 0, negative unconditional: 228, unknown: 3497, unknown conditional: 0, unknown unconditional: 3497] , Statistics on independence cache: Total cache size (in pairs): 3505, Positive cache size: 3424, Positive conditional cache size: 0, Positive unconditional cache size: 3424, Negative cache size: 81, Negative conditional cache size: 8, Negative unconditional cache size: 73, SemanticConditionEliminator.Independence Queries: [ total: 286, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 286, negative conditional: 25, negative unconditional: 261, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 286, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 286, negative conditional: 25, negative unconditional: 261, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 92, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 81, negative conditional: 8, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 81, positive: 16, positive conditional: 0, positive unconditional: 16, negative: 65, negative conditional: 7, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 286, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 278, negative conditional: 17, negative unconditional: 261, unknown: 8, unknown conditional: 8, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3505, Positive cache size: 3424, Positive conditional cache size: 0, Positive unconditional cache size: 3424, Negative cache size: 81, Negative conditional cache size: 8, Negative unconditional cache size: 73, Eliminated conditions: 261, SemanticConditionEliminator.Independence Queries: [ total: 286, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 286, negative conditional: 25, negative unconditional: 261, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 286, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 286, negative conditional: 25, negative unconditional: 261, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 92, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 81, negative conditional: 8, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 81, positive: 16, positive conditional: 0, positive unconditional: 16, negative: 65, negative conditional: 7, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 286, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 278, negative conditional: 17, negative unconditional: 261, unknown: 8, unknown conditional: 8, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3505, Positive cache size: 3424, Positive conditional cache size: 0, Positive unconditional cache size: 3424, Negative cache size: 81, Negative conditional cache size: 8, Negative unconditional cache size: 73, Eliminated conditions: 261, SemanticConditionEliminator.Independence Queries: [ total: 286, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 286, negative conditional: 25, negative unconditional: 261, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 286, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 286, negative conditional: 25, negative unconditional: 261, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 92, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 81, negative conditional: 8, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 81, positive: 16, positive conditional: 0, positive unconditional: 16, negative: 65, negative conditional: 7, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 286, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 278, negative conditional: 17, negative unconditional: 261, unknown: 8, unknown conditional: 8, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3505, Positive cache size: 3424, Positive conditional cache size: 0, Positive unconditional cache size: 3424, Negative cache size: 81, Negative conditional cache size: 8, Negative unconditional cache size: 73, Eliminated conditions: 261, SemanticConditionEliminator.Independence Queries: [ total: 286, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 286, negative conditional: 25, negative unconditional: 261, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 286, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 286, negative conditional: 25, negative unconditional: 261, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 92, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 81, negative conditional: 8, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 81, positive: 16, positive conditional: 0, positive unconditional: 16, negative: 65, negative conditional: 7, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 286, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 278, negative conditional: 17, negative unconditional: 261, unknown: 8, unknown conditional: 8, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 3505, Positive cache size: 3424, Positive conditional cache size: 0, Positive unconditional cache size: 3424, Negative cache size: 81, Negative conditional cache size: 8, Negative unconditional cache size: 73, Eliminated conditions: 261 ], Maximal queried relation: 4, Independence queries for same thread: 484 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 1036, Number of persistent set computation: 3503, Number of trivial persistent sets: 3418, Underlying independence relation: CachedIndependenceRelation.Independence Queries: [ total: 13848, positive: 13547, positive conditional: 0, positive unconditional: 13547, negative: 301, negative conditional: 0, negative unconditional: 301, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3497, positive: 3424, positive conditional: 0, positive unconditional: 3424, negative: 73, negative conditional: 0, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3497, positive: 3413, positive conditional: 0, positive unconditional: 3413, negative: 84, negative conditional: 0, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 84, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 73, negative conditional: 0, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 92, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 81, negative conditional: 8, negative unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 81, positive: 16, positive conditional: 0, positive unconditional: 16, negative: 65, negative conditional: 7, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 13848, positive: 10123, positive conditional: 0, positive unconditional: 10123, negative: 228, negative conditional: 0, negative unconditional: 228, unknown: 3497, unknown conditional: 0, unknown unconditional: 3497] , Statistics on independence cache: Total cache size (in pairs): 3505, Positive cache size: 3424, Positive conditional cache size: 0, Positive unconditional cache size: 3424, Negative cache size: 81, Negative conditional cache size: 8, Negative unconditional cache size: 73 - PositiveResult [Line: 753]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 725]: 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: thr2 with 1 thread instances CFG has 5 procedures, 107 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 788.4ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 12.5ms, PartialOrderReductionTime: 718.5ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, 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: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thr1 with 1 thread instances CFG has 5 procedures, 107 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 563.0ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.4ms, PartialOrderReductionTime: 545.6ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, 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: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thr1Thread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 107 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2621.8ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.3ms, PartialOrderReductionTime: 2123.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 25, 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: 9.8ms SsaConstructionTime, 72.7ms SatisfiabilityAnalysisTime, 260.1ms InterpolantComputationTime, 161 NumberOfCodeBlocks, 161 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 157 ConstructedInterpolants, 0 QuantifiedInterpolants, 243 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 1/1 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 107 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 401.6ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.1ms, PartialOrderReductionTime: 390.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, 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: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thr2Thread1of1ForFork1 with 1 thread instances CFG has 5 procedures, 107 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1484.8ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.0ms, PartialOrderReductionTime: 1324.8ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 25, 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: 5.1ms SsaConstructionTime, 14.8ms SatisfiabilityAnalysisTime, 89.8ms InterpolantComputationTime, 162 NumberOfCodeBlocks, 162 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 158 ConstructedInterpolants, 0 QuantifiedInterpolants, 216 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...