/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistent-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe003_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 12:20:11,158 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 12:20:11,160 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 12:20:11,191 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 12:20:11,234 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-14 12:20:11,235 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-14 12:20:11,235 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-14 12:20:11,238 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-NewStatesSleepPersistent-NoLbe-Lockstep.epf [2021-07-14 12:20:11,267 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 12:20:11,267 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 12:20:11,268 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 12:20:11,268 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 12:20:11,270 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 12:20:11,270 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 12:20:11,270 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 12:20:11,270 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 12:20:11,270 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 12:20:11,270 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 12:20:11,271 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 12:20:11,271 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 12:20:11,271 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 12:20:11,271 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 12:20:11,271 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 12:20:11,272 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 12:20:11,272 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 12:20:11,272 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 12:20:11,272 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 12:20:11,272 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 12:20:11,272 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 12:20:11,272 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 12:20:11,272 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 12:20:11,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 12:20:11,273 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 12:20:11,273 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 12:20:11,273 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 12:20:11,273 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 12:20:11,273 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-07-14 12:20:11,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 12:20:11,273 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 12:20:11,273 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 12:20:11,273 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 12:20:11,274 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2021-07-14 12:20:11,274 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 12:20:11,553 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 12:20:11,571 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 12:20:11,573 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 12:20:11,574 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-14 12:20:11,574 INFO L275 PluginConnector]: CDTParser initialized [2021-07-14 12:20:11,575 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe003_tso.opt.i [2021-07-14 12:20:11,627 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4448ec126/19a984c4e5094f3f824e42b2f3d9008b/FLAG9adb0a97f [2021-07-14 12:20:12,067 INFO L306 CDTParser]: Found 1 translation units. [2021-07-14 12:20:12,067 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe003_tso.opt.i [2021-07-14 12:20:12,079 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4448ec126/19a984c4e5094f3f824e42b2f3d9008b/FLAG9adb0a97f [2021-07-14 12:20:12,096 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4448ec126/19a984c4e5094f3f824e42b2f3d9008b [2021-07-14 12:20:12,098 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 12:20:12,099 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-14 12:20:12,101 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-14 12:20:12,101 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-14 12:20:12,104 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-14 12:20:12,105 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:20:12" (1/1) ... [2021-07-14 12:20:12,105 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d671955 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:20:12, skipping insertion in model container [2021-07-14 12:20:12,105 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:20:12" (1/1) ... [2021-07-14 12:20:12,110 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-14 12:20:12,144 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-14 12:20:12,318 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe003_tso.opt.i[949,962] [2021-07-14 12:20:12,453 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 12:20:12,458 INFO L203 MainTranslator]: Completed pre-run [2021-07-14 12:20:12,468 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe003_tso.opt.i[949,962] [2021-07-14 12:20:12,503 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 12:20:12,532 INFO L208 MainTranslator]: Completed translation [2021-07-14 12:20:12,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:20:12 WrapperNode [2021-07-14 12:20:12,532 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-14 12:20:12,533 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 12:20:12,533 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 12:20:12,533 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 12:20:12,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:20:12" (1/1) ... [2021-07-14 12:20:12,561 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:20:12" (1/1) ... [2021-07-14 12:20:12,574 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 12:20:12,574 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 12:20:12,575 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 12:20:12,575 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 12:20:12,580 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:20:12" (1/1) ... [2021-07-14 12:20:12,580 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:20:12" (1/1) ... [2021-07-14 12:20:12,588 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:20:12" (1/1) ... [2021-07-14 12:20:12,588 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:20:12" (1/1) ... [2021-07-14 12:20:12,598 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:20:12" (1/1) ... [2021-07-14 12:20:12,599 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:20:12" (1/1) ... [2021-07-14 12:20:12,600 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:20:12" (1/1) ... [2021-07-14 12:20:12,602 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 12:20:12,602 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 12:20:12,602 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 12:20:12,602 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 12:20:12,603 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:20:12" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 12:20:12,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-14 12:20:12,701 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-14 12:20:12,701 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-14 12:20:12,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-14 12:20:12,701 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-14 12:20:12,702 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-14 12:20:12,702 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-14 12:20:12,702 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-14 12:20:12,702 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-14 12:20:12,702 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-14 12:20:12,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-14 12:20:12,705 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-14 12:20:12,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 12:20:12,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 12:20:12,707 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-14 12:20:12,922 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 12:20:12,922 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-14 12:20:12,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 12:20:12 BoogieIcfgContainer [2021-07-14 12:20:12,924 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 12:20:12,925 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 12:20:12,925 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 12:20:12,927 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 12:20:12,927 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 12:20:12" (1/3) ... [2021-07-14 12:20:12,927 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@582437ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 12:20:12, skipping insertion in model container [2021-07-14 12:20:12,928 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:20:12" (2/3) ... [2021-07-14 12:20:12,928 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@582437ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 12:20:12, skipping insertion in model container [2021-07-14 12:20:12,928 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 12:20:12" (3/3) ... [2021-07-14 12:20:12,929 INFO L111 eAbstractionObserver]: Analyzing ICFG safe003_tso.opt.i [2021-07-14 12:20:12,932 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 12:20:12,932 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 12:20:12,932 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 12:20:12,933 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 12:20:12,955 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,955 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,955 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,955 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,956 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,956 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,956 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,956 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,957 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,957 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,957 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,957 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,957 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,957 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,958 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,958 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,958 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,958 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,958 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,958 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,959 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,959 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,959 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,959 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,959 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,959 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,960 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,960 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,960 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,960 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,960 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,960 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,961 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,961 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,961 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,961 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,963 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,963 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,963 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,963 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,966 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,991 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,991 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,991 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,994 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,994 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,994 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,994 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:20:12,996 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-14 12:20:13,011 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-14 12:20:13,072 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 12:20:13,073 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 12:20:13,073 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 12:20:13,073 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 12:20:13,073 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 12:20:13,073 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 12:20:13,073 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 12:20:13,073 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 12:20:13,219 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 12:20:13,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 12:20:13,223 INFO L82 PathProgramCache]: Analyzing trace with hash 2057913459, now seen corresponding path program 1 times [2021-07-14 12:20:13,228 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 12:20:13,229 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695621263] [2021-07-14 12:20:13,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 12:20:13,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 12:20:13,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 12:20:13,348 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 12:20:13,348 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [695621263] [2021-07-14 12:20:13,348 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [695621263] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 12:20:13,348 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 12:20:13,349 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-14 12:20:13,349 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [993577562] [2021-07-14 12:20:13,352 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-14 12:20:13,352 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 12:20:13,359 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-14 12:20:13,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-14 12:20:13,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:20:13,362 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 12:20:13,363 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 12:20:13,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:20:13,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:20:13,372 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 12:20:13,372 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 12:20:13,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 12:20:13,372 INFO L82 PathProgramCache]: Analyzing trace with hash -1838820046, now seen corresponding path program 1 times [2021-07-14 12:20:13,373 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 12:20:13,373 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [92800087] [2021-07-14 12:20:13,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 12:20:13,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 12:20:13,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 12:20:13,495 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 12:20:13,496 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [92800087] [2021-07-14 12:20:13,496 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [92800087] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 12:20:13,496 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 12:20:13,496 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-14 12:20:13,496 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1024057520] [2021-07-14 12:20:13,497 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-14 12:20:13,497 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 12:20:13,498 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-14 12:20:13,498 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-14 12:20:13,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:20:13,498 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 12:20:13,498 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 6 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 12:20:13,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:20:13,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:20:13,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:20:13,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 12:20:13,598 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-14 12:20:13,599 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 12:20:13,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 12:20:13,599 INFO L82 PathProgramCache]: Analyzing trace with hash 1660915308, now seen corresponding path program 1 times [2021-07-14 12:20:13,599 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 12:20:13,599 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [311565690] [2021-07-14 12:20:13,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 12:20:13,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 12:20:13,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 12:20:13,676 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 12:20:13,676 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [311565690] [2021-07-14 12:20:13,676 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [311565690] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 12:20:13,676 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 12:20:13,676 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 12:20:13,676 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [740556471] [2021-07-14 12:20:13,677 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 12:20:13,677 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 12:20:13,677 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 12:20:13,677 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 12:20:13,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:20:13,678 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 12:20:13,678 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 7 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 12:20:13,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:20:13,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 12:20:13,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:20:13,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:20:13,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 12:20:13,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 12:20:13,876 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-14 12:20:13,877 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 12:20:13,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 12:20:13,877 INFO L82 PathProgramCache]: Analyzing trace with hash -1495322208, now seen corresponding path program 2 times [2021-07-14 12:20:13,877 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 12:20:13,877 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496730572] [2021-07-14 12:20:13,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 12:20:13,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 12:20:13,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 12:20:13,949 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 12:20:13,949 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [496730572] [2021-07-14 12:20:13,949 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [496730572] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 12:20:13,949 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 12:20:13,949 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 12:20:13,949 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039163415] [2021-07-14 12:20:13,950 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 12:20:13,950 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 12:20:13,950 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 12:20:13,950 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 12:20:13,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:20:13,950 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 12:20:13,950 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 7 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 12:20:13,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:20:13,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 12:20:13,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 12:20:13,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:20:14,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:20:14,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 12:20:14,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 12:20:14,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:20:14,116 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-14 12:20:14,116 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 12:20:14,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 12:20:14,117 INFO L82 PathProgramCache]: Analyzing trace with hash 1650037066, now seen corresponding path program 3 times [2021-07-14 12:20:14,117 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 12:20:14,117 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692156001] [2021-07-14 12:20:14,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 12:20:14,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 12:20:14,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 12:20:14,222 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 12:20:14,222 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [692156001] [2021-07-14 12:20:14,222 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [692156001] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 12:20:14,222 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 12:20:14,223 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 12:20:14,223 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991005043] [2021-07-14 12:20:14,223 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 12:20:14,223 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 12:20:14,223 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 12:20:14,224 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 12:20:14,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:20:14,224 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 12:20:14,224 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 7 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 12:20:14,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:20:14,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 12:20:14,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 12:20:14,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:20:14,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:20:14,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:20:14,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 12:20:14,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 12:20:14,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:20:14,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:20:14,507 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-14 12:20:14,507 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 12:20:14,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 12:20:14,508 INFO L82 PathProgramCache]: Analyzing trace with hash -730084303, now seen corresponding path program 1 times [2021-07-14 12:20:14,508 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 12:20:14,508 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [590513650] [2021-07-14 12:20:14,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 12:20:14,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 12:20:14,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 12:20:14,562 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 12:20:14,562 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [590513650] [2021-07-14 12:20:14,562 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [590513650] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 12:20:14,562 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 12:20:14,562 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-14 12:20:14,562 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987096914] [2021-07-14 12:20:14,562 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-14 12:20:14,562 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 12:20:14,563 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-14 12:20:14,563 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-14 12:20:14,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:20:14,563 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 12:20:14,563 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 12:20:14,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:20:14,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-14 12:20:14,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 12:20:14,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:20:14,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:20:14,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:20:15,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:20:15,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-14 12:20:15,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 12:20:15,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:20:15,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:20:15,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 12:20:15,023 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-14 12:20:15,031 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 12:20:15,032 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 12:20:15 BasicIcfg [2021-07-14 12:20:15,032 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 12:20:15,033 INFO L168 Benchmark]: Toolchain (without parser) took 2933.74 ms. Allocated memory was 181.4 MB in the beginning and 257.9 MB in the end (delta: 76.5 MB). Free memory was 143.6 MB in the beginning and 117.4 MB in the end (delta: 26.2 MB). Peak memory consumption was 142.7 MB. Max. memory is 8.0 GB. [2021-07-14 12:20:15,033 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 181.4 MB. Free memory is still 162.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 12:20:15,033 INFO L168 Benchmark]: CACSL2BoogieTranslator took 431.34 ms. Allocated memory is still 181.4 MB. Free memory was 143.4 MB in the beginning and 154.7 MB in the end (delta: -11.3 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. [2021-07-14 12:20:15,033 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.73 ms. Allocated memory is still 181.4 MB. Free memory was 154.7 MB in the beginning and 152.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-14 12:20:15,034 INFO L168 Benchmark]: Boogie Preprocessor took 27.14 ms. Allocated memory is still 181.4 MB. Free memory was 152.7 MB in the beginning and 151.6 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 12:20:15,034 INFO L168 Benchmark]: RCFGBuilder took 321.91 ms. Allocated memory is still 181.4 MB. Free memory was 151.5 MB in the beginning and 128.0 MB in the end (delta: 23.5 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. [2021-07-14 12:20:15,034 INFO L168 Benchmark]: TraceAbstraction took 2107.23 ms. Allocated memory was 181.4 MB in the beginning and 257.9 MB in the end (delta: 76.5 MB). Free memory was 127.5 MB in the beginning and 117.4 MB in the end (delta: 10.2 MB). Peak memory consumption was 125.9 MB. Max. memory is 8.0 GB. [2021-07-14 12:20:15,035 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 181.4 MB. Free memory is still 162.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 431.34 ms. Allocated memory is still 181.4 MB. Free memory was 143.4 MB in the beginning and 154.7 MB in the end (delta: -11.3 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 40.73 ms. Allocated memory is still 181.4 MB. Free memory was 154.7 MB in the beginning and 152.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 27.14 ms. Allocated memory is still 181.4 MB. Free memory was 152.7 MB in the beginning and 151.6 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 321.91 ms. Allocated memory is still 181.4 MB. Free memory was 151.5 MB in the beginning and 128.0 MB in the end (delta: 23.5 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2107.23 ms. Allocated memory was 181.4 MB in the beginning and 257.9 MB in the end (delta: 76.5 MB). Free memory was 127.5 MB in the beginning and 117.4 MB in the end (delta: 10.2 MB). Peak memory consumption was 125.9 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 27116, positive: 26000, positive conditional: 21004, positive unconditional: 4996, negative: 1116, negative conditional: 1054, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 26836, positive: 26000, positive conditional: 21004, positive unconditional: 4996, negative: 836, negative conditional: 774, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 26836, positive: 25609, positive conditional: 0, positive unconditional: 25609, negative: 1227, negative conditional: 0, negative unconditional: 1227, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1197, positive: 1167, positive conditional: 0, positive unconditional: 1167, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1197, positive: 1161, positive conditional: 0, positive unconditional: 1161, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 36, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 93, positive: 32, positive conditional: 26, positive unconditional: 6, negative: 61, negative conditional: 31, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 36, positive conditional: 30, positive unconditional: 7, negative: 121, negative conditional: 40, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 26836, positive: 24442, positive conditional: 0, positive unconditional: 24442, negative: 1197, negative conditional: 0, negative unconditional: 1197, unknown: 1197, unknown conditional: 0, unknown unconditional: 1197] , Statistics on independence cache: Total cache size (in pairs): 1254, Positive cache size: 1193, Positive conditional cache size: 26, Positive unconditional cache size: 1167, Negative cache size: 61, Negative conditional cache size: 31, Negative unconditional cache size: 30, SemanticConditionEliminator.Independence Queries: [ total: 4855, positive: 391, positive conditional: 391, positive unconditional: 0, negative: 4464, negative conditional: 239, negative unconditional: 4225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4855, positive: 391, positive conditional: 391, positive unconditional: 0, negative: 4464, negative conditional: 239, negative unconditional: 4225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 93, positive: 32, positive conditional: 26, positive unconditional: 6, negative: 61, negative conditional: 31, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 36, positive conditional: 30, positive unconditional: 7, negative: 121, negative conditional: 40, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4855, positive: 365, positive conditional: 365, positive unconditional: 0, negative: 4433, negative conditional: 208, negative unconditional: 4225, unknown: 57, unknown conditional: 57, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1254, Positive cache size: 1193, Positive conditional cache size: 26, Positive unconditional cache size: 1167, Negative cache size: 61, Negative conditional cache size: 31, Negative unconditional cache size: 30, Eliminated conditions: 4168, SemanticConditionEliminator.Independence Queries: [ total: 4855, positive: 391, positive conditional: 391, positive unconditional: 0, negative: 4464, negative conditional: 239, negative unconditional: 4225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4855, positive: 391, positive conditional: 391, positive unconditional: 0, negative: 4464, negative conditional: 239, negative unconditional: 4225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 93, positive: 32, positive conditional: 26, positive unconditional: 6, negative: 61, negative conditional: 31, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 36, positive conditional: 30, positive unconditional: 7, negative: 121, negative conditional: 40, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4855, positive: 365, positive conditional: 365, positive unconditional: 0, negative: 4433, negative conditional: 208, negative unconditional: 4225, unknown: 57, unknown conditional: 57, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1254, Positive cache size: 1193, Positive conditional cache size: 26, Positive unconditional cache size: 1167, Negative cache size: 61, Negative conditional cache size: 31, Negative unconditional cache size: 30, Eliminated conditions: 4168, SemanticConditionEliminator.Independence Queries: [ total: 4855, positive: 391, positive conditional: 391, positive unconditional: 0, negative: 4464, negative conditional: 239, negative unconditional: 4225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4855, positive: 391, positive conditional: 391, positive unconditional: 0, negative: 4464, negative conditional: 239, negative unconditional: 4225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 93, positive: 32, positive conditional: 26, positive unconditional: 6, negative: 61, negative conditional: 31, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 36, positive conditional: 30, positive unconditional: 7, negative: 121, negative conditional: 40, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4855, positive: 365, positive conditional: 365, positive unconditional: 0, negative: 4433, negative conditional: 208, negative unconditional: 4225, unknown: 57, unknown conditional: 57, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1254, Positive cache size: 1193, Positive conditional cache size: 26, Positive unconditional cache size: 1167, Negative cache size: 61, Negative conditional cache size: 31, Negative unconditional cache size: 30, Eliminated conditions: 4168, SemanticConditionEliminator.Independence Queries: [ total: 4855, positive: 391, positive conditional: 391, positive unconditional: 0, negative: 4464, negative conditional: 239, negative unconditional: 4225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4855, positive: 391, positive conditional: 391, positive unconditional: 0, negative: 4464, negative conditional: 239, negative unconditional: 4225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 93, positive: 32, positive conditional: 26, positive unconditional: 6, negative: 61, negative conditional: 31, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 36, positive conditional: 30, positive unconditional: 7, negative: 121, negative conditional: 40, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4855, positive: 365, positive conditional: 365, positive unconditional: 0, negative: 4433, negative conditional: 208, negative unconditional: 4225, unknown: 57, unknown conditional: 57, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1254, Positive cache size: 1193, Positive conditional cache size: 26, Positive unconditional cache size: 1167, Negative cache size: 61, Negative conditional cache size: 31, Negative unconditional cache size: 30, Eliminated conditions: 4168, SemanticConditionEliminator.Independence Queries: [ total: 4855, positive: 391, positive conditional: 391, positive unconditional: 0, negative: 4464, negative conditional: 239, negative unconditional: 4225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4855, positive: 391, positive conditional: 391, positive unconditional: 0, negative: 4464, negative conditional: 239, negative unconditional: 4225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 93, positive: 32, positive conditional: 26, positive unconditional: 6, negative: 61, negative conditional: 31, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 36, positive conditional: 30, positive unconditional: 7, negative: 121, negative conditional: 40, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4855, positive: 365, positive conditional: 365, positive unconditional: 0, negative: 4433, negative conditional: 208, negative unconditional: 4225, unknown: 57, unknown conditional: 57, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1254, Positive cache size: 1193, Positive conditional cache size: 26, Positive unconditional cache size: 1167, Negative cache size: 61, Negative conditional cache size: 31, Negative unconditional cache size: 30, Eliminated conditions: 4168, SemanticConditionEliminator.Independence Queries: [ total: 4855, positive: 391, positive conditional: 391, positive unconditional: 0, negative: 4464, negative conditional: 239, negative unconditional: 4225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4855, positive: 391, positive conditional: 391, positive unconditional: 0, negative: 4464, negative conditional: 239, negative unconditional: 4225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 93, positive: 32, positive conditional: 26, positive unconditional: 6, negative: 61, negative conditional: 31, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 36, positive conditional: 30, positive unconditional: 7, negative: 121, negative conditional: 40, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4855, positive: 365, positive conditional: 365, positive unconditional: 0, negative: 4433, negative conditional: 208, negative unconditional: 4225, unknown: 57, unknown conditional: 57, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1254, Positive cache size: 1193, Positive conditional cache size: 26, Positive unconditional cache size: 1167, Negative cache size: 61, Negative conditional cache size: 31, Negative unconditional cache size: 30, Eliminated conditions: 4168 ], Maximal queried relation: 6, Independence queries for same thread: 280 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 184, Number of persistent set computation: 988, Number of trivial persistent sets: 107, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 27116, positive: 26000, positive conditional: 21004, positive unconditional: 4996, negative: 1116, negative conditional: 1054, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 26836, positive: 26000, positive conditional: 21004, positive unconditional: 4996, negative: 836, negative conditional: 774, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 26836, positive: 25609, positive conditional: 0, positive unconditional: 25609, negative: 1227, negative conditional: 0, negative unconditional: 1227, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1197, positive: 1167, positive conditional: 0, positive unconditional: 1167, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1197, positive: 1161, positive conditional: 0, positive unconditional: 1161, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 36, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 93, positive: 32, positive conditional: 26, positive unconditional: 6, negative: 61, negative conditional: 31, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 36, positive conditional: 30, positive unconditional: 7, negative: 121, negative conditional: 40, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 26836, positive: 24442, positive conditional: 0, positive unconditional: 24442, negative: 1197, negative conditional: 0, negative unconditional: 1197, unknown: 1197, unknown conditional: 0, unknown unconditional: 1197] , Statistics on independence cache: Total cache size (in pairs): 1254, Positive cache size: 1193, Positive conditional cache size: 26, Positive unconditional cache size: 1167, Negative cache size: 61, Negative conditional cache size: 31, Negative unconditional cache size: 30, SemanticConditionEliminator.Independence Queries: [ total: 4855, positive: 391, positive conditional: 391, positive unconditional: 0, negative: 4464, negative conditional: 239, negative unconditional: 4225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4855, positive: 391, positive conditional: 391, positive unconditional: 0, negative: 4464, negative conditional: 239, negative unconditional: 4225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 93, positive: 32, positive conditional: 26, positive unconditional: 6, negative: 61, negative conditional: 31, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 36, positive conditional: 30, positive unconditional: 7, negative: 121, negative conditional: 40, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4855, positive: 365, positive conditional: 365, positive unconditional: 0, negative: 4433, negative conditional: 208, negative unconditional: 4225, unknown: 57, unknown conditional: 57, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1254, Positive cache size: 1193, Positive conditional cache size: 26, Positive unconditional cache size: 1167, Negative cache size: 61, Negative conditional cache size: 31, Negative unconditional cache size: 30, Eliminated conditions: 4168, SemanticConditionEliminator.Independence Queries: [ total: 4855, positive: 391, positive conditional: 391, positive unconditional: 0, negative: 4464, negative conditional: 239, negative unconditional: 4225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4855, positive: 391, positive conditional: 391, positive unconditional: 0, negative: 4464, negative conditional: 239, negative unconditional: 4225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 93, positive: 32, positive conditional: 26, positive unconditional: 6, negative: 61, negative conditional: 31, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 36, positive conditional: 30, positive unconditional: 7, negative: 121, negative conditional: 40, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4855, positive: 365, positive conditional: 365, positive unconditional: 0, negative: 4433, negative conditional: 208, negative unconditional: 4225, unknown: 57, unknown conditional: 57, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1254, Positive cache size: 1193, Positive conditional cache size: 26, Positive unconditional cache size: 1167, Negative cache size: 61, Negative conditional cache size: 31, Negative unconditional cache size: 30, Eliminated conditions: 4168, SemanticConditionEliminator.Independence Queries: [ total: 4855, positive: 391, positive conditional: 391, positive unconditional: 0, negative: 4464, negative conditional: 239, negative unconditional: 4225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4855, positive: 391, positive conditional: 391, positive unconditional: 0, negative: 4464, negative conditional: 239, negative unconditional: 4225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 93, positive: 32, positive conditional: 26, positive unconditional: 6, negative: 61, negative conditional: 31, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 36, positive conditional: 30, positive unconditional: 7, negative: 121, negative conditional: 40, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4855, positive: 365, positive conditional: 365, positive unconditional: 0, negative: 4433, negative conditional: 208, negative unconditional: 4225, unknown: 57, unknown conditional: 57, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1254, Positive cache size: 1193, Positive conditional cache size: 26, Positive unconditional cache size: 1167, Negative cache size: 61, Negative conditional cache size: 31, Negative unconditional cache size: 30, Eliminated conditions: 4168, SemanticConditionEliminator.Independence Queries: [ total: 4855, positive: 391, positive conditional: 391, positive unconditional: 0, negative: 4464, negative conditional: 239, negative unconditional: 4225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4855, positive: 391, positive conditional: 391, positive unconditional: 0, negative: 4464, negative conditional: 239, negative unconditional: 4225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 93, positive: 32, positive conditional: 26, positive unconditional: 6, negative: 61, negative conditional: 31, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 36, positive conditional: 30, positive unconditional: 7, negative: 121, negative conditional: 40, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4855, positive: 365, positive conditional: 365, positive unconditional: 0, negative: 4433, negative conditional: 208, negative unconditional: 4225, unknown: 57, unknown conditional: 57, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1254, Positive cache size: 1193, Positive conditional cache size: 26, Positive unconditional cache size: 1167, Negative cache size: 61, Negative conditional cache size: 31, Negative unconditional cache size: 30, Eliminated conditions: 4168, SemanticConditionEliminator.Independence Queries: [ total: 4855, positive: 391, positive conditional: 391, positive unconditional: 0, negative: 4464, negative conditional: 239, negative unconditional: 4225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4855, positive: 391, positive conditional: 391, positive unconditional: 0, negative: 4464, negative conditional: 239, negative unconditional: 4225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 93, positive: 32, positive conditional: 26, positive unconditional: 6, negative: 61, negative conditional: 31, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 36, positive conditional: 30, positive unconditional: 7, negative: 121, negative conditional: 40, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4855, positive: 365, positive conditional: 365, positive unconditional: 0, negative: 4433, negative conditional: 208, negative unconditional: 4225, unknown: 57, unknown conditional: 57, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1254, Positive cache size: 1193, Positive conditional cache size: 26, Positive unconditional cache size: 1167, Negative cache size: 61, Negative conditional cache size: 31, Negative unconditional cache size: 30, Eliminated conditions: 4168, SemanticConditionEliminator.Independence Queries: [ total: 4855, positive: 391, positive conditional: 391, positive unconditional: 0, negative: 4464, negative conditional: 239, negative unconditional: 4225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4855, positive: 391, positive conditional: 391, positive unconditional: 0, negative: 4464, negative conditional: 239, negative unconditional: 4225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 93, positive: 32, positive conditional: 26, positive unconditional: 6, negative: 61, negative conditional: 31, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 157, positive: 36, positive conditional: 30, positive unconditional: 7, negative: 121, negative conditional: 40, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4855, positive: 365, positive conditional: 365, positive unconditional: 0, negative: 4433, negative conditional: 208, negative unconditional: 4225, unknown: 57, unknown conditional: 57, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1254, Positive cache size: 1193, Positive conditional cache size: 26, Positive unconditional cache size: 1167, Negative cache size: 61, Negative conditional cache size: 31, Negative unconditional cache size: 30, Eliminated conditions: 4168 ], Maximal queried relation: 6, Independence queries for same thread: 280 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 107 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2008.6ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 10.2ms, PartialOrderReductionTime: 1348.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 48, 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: 13.4ms SsaConstructionTime, 88.6ms SatisfiabilityAnalysisTime, 374.4ms InterpolantComputationTime, 343 NumberOfCodeBlocks, 343 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 337 ConstructedInterpolants, 0 QuantifiedInterpolants, 757 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...