/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/safe024_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 12:22:55,499 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 12:22:55,501 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 12:22:55,534 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 12:22:55,590 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-14 12:22:55,590 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-14 12:22:55,591 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-14 12:22:55,595 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 12:22:55,626 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 12:22:55,626 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 12:22:55,627 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 12:22:55,627 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 12:22:55,629 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 12:22:55,629 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 12:22:55,629 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 12:22:55,630 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 12:22:55,630 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 12:22:55,630 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 12:22:55,630 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 12:22:55,631 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 12:22:55,631 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 12:22:55,631 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 12:22:55,631 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 12:22:55,631 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 12:22:55,631 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 12:22:55,631 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 12:22:55,631 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 12:22:55,631 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 12:22:55,631 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 12:22:55,632 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 12:22:55,632 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 12:22:55,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 12:22:55,632 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 12:22:55,632 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 12:22:55,632 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 12:22:55,632 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 12:22:55,632 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-07-14 12:22:55,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 12:22:55,633 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 12:22:55,633 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 12:22:55,633 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 12:22:55,633 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2021-07-14 12:22:55,633 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 12:22:55,859 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 12:22:55,874 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 12:22:55,876 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 12:22:55,877 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-14 12:22:55,877 INFO L275 PluginConnector]: CDTParser initialized [2021-07-14 12:22:55,878 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe024_tso.oepc.i [2021-07-14 12:22:55,920 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27991e0a5/d9e027d2f13b42e895a083c122d42f7c/FLAG7e65bbb19 [2021-07-14 12:22:56,352 INFO L306 CDTParser]: Found 1 translation units. [2021-07-14 12:22:56,352 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe024_tso.oepc.i [2021-07-14 12:22:56,367 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27991e0a5/d9e027d2f13b42e895a083c122d42f7c/FLAG7e65bbb19 [2021-07-14 12:22:56,382 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27991e0a5/d9e027d2f13b42e895a083c122d42f7c [2021-07-14 12:22:56,384 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 12:22:56,385 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-14 12:22:56,386 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-14 12:22:56,387 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-14 12:22:56,389 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-14 12:22:56,389 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:22:56" (1/1) ... [2021-07-14 12:22:56,390 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5900bdab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:22:56, skipping insertion in model container [2021-07-14 12:22:56,390 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:22:56" (1/1) ... [2021-07-14 12:22:56,395 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-14 12:22:56,439 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-14 12:22:56,573 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/safe024_tso.oepc.i[950,963] [2021-07-14 12:22:56,735 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 12:22:56,741 INFO L203 MainTranslator]: Completed pre-run [2021-07-14 12:22:56,751 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/safe024_tso.oepc.i[950,963] [2021-07-14 12:22:56,782 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 12:22:56,806 INFO L208 MainTranslator]: Completed translation [2021-07-14 12:22:56,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:22:56 WrapperNode [2021-07-14 12:22:56,807 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-14 12:22:56,808 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 12:22:56,808 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 12:22:56,808 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 12:22:56,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:22:56" (1/1) ... [2021-07-14 12:22:56,822 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:22:56" (1/1) ... [2021-07-14 12:22:56,834 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 12:22:56,834 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 12:22:56,834 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 12:22:56,834 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 12:22:56,839 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:22:56" (1/1) ... [2021-07-14 12:22:56,839 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:22:56" (1/1) ... [2021-07-14 12:22:56,842 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:22:56" (1/1) ... [2021-07-14 12:22:56,842 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:22:56" (1/1) ... [2021-07-14 12:22:56,846 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:22:56" (1/1) ... [2021-07-14 12:22:56,847 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:22:56" (1/1) ... [2021-07-14 12:22:56,850 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:22:56" (1/1) ... [2021-07-14 12:22:56,851 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 12:22:56,852 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 12:22:56,852 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 12:22:56,852 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 12:22:56,852 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:22:56" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 12:22:56,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-14 12:22:56,904 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-14 12:22:56,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-14 12:22:56,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-14 12:22:56,904 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-14 12:22:56,904 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-14 12:22:56,904 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-14 12:22:56,904 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-14 12:22:56,904 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-14 12:22:56,904 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-14 12:22:56,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-14 12:22:56,904 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-14 12:22:56,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 12:22:56,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 12:22:56,905 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 12:22:57,227 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 12:22:57,227 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-14 12:22:57,228 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 12:22:57 BoogieIcfgContainer [2021-07-14 12:22:57,229 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 12:22:57,230 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 12:22:57,230 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 12:22:57,232 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 12:22:57,232 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 12:22:56" (1/3) ... [2021-07-14 12:22:57,232 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c11798f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 12:22:57, skipping insertion in model container [2021-07-14 12:22:57,232 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:22:56" (2/3) ... [2021-07-14 12:22:57,233 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c11798f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 12:22:57, skipping insertion in model container [2021-07-14 12:22:57,233 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 12:22:57" (3/3) ... [2021-07-14 12:22:57,234 INFO L111 eAbstractionObserver]: Analyzing ICFG safe024_tso.oepc.i [2021-07-14 12:22:57,237 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 12:22:57,238 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 12:22:57,238 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 12:22:57,238 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 12:22:57,267 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,268 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,268 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,268 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,268 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,268 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,268 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,268 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,269 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,269 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,269 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,269 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,270 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,270 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,270 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,270 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,271 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,271 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,271 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,272 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,275 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,275 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,275 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,275 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,276 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,276 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,276 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,276 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,277 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,277 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,277 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,277 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,278 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,278 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,279 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,279 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,280 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,280 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,281 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,281 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,285 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,285 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,285 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,286 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,287 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,287 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,288 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,288 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 12:22:57,291 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-14 12:22:57,307 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 12:22:57,355 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 12:22:57,355 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 12:22:57,355 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 12:22:57,355 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 12:22:57,355 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 12:22:57,356 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 12:22:57,356 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 12:22:57,356 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 12:22:57,513 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 12:22:57,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 12:22:57,517 INFO L82 PathProgramCache]: Analyzing trace with hash 189388554, now seen corresponding path program 1 times [2021-07-14 12:22:57,523 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 12:22:57,523 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584036501] [2021-07-14 12:22:57,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 12:22:57,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 12:22:57,672 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 12:22:57,672 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 12:22:57,672 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584036501] [2021-07-14 12:22:57,673 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [584036501] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 12:22:57,673 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 12:22:57,673 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-14 12:22:57,673 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [525027726] [2021-07-14 12:22:57,676 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-14 12:22:57,676 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 12:22:57,683 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-14 12:22:57,685 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-14 12:22:57,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:57,687 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 12:22:57,689 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 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 12:22:57,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:57,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:57,698 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 12:22:57,698 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 12:22:57,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 12:22:57,699 INFO L82 PathProgramCache]: Analyzing trace with hash -990778496, now seen corresponding path program 1 times [2021-07-14 12:22:57,699 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 12:22:57,699 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068171450] [2021-07-14 12:22:57,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 12:22:57,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 12:22:57,899 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 12:22:57,900 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 12:22:57,902 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068171450] [2021-07-14 12:22:57,902 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2068171450] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 12:22:57,903 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 12:22:57,903 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 12:22:57,903 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039090724] [2021-07-14 12:22:57,904 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 12:22:57,905 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 12:22:57,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 12:22:57,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 12:22:57,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:57,909 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 12:22:57,910 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 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 12:22:57,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:57,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:58,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:58,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:22:58,115 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-14 12:22:58,115 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 12:22:58,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 12:22:58,121 INFO L82 PathProgramCache]: Analyzing trace with hash 770502522, now seen corresponding path program 1 times [2021-07-14 12:22:58,121 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 12:22:58,121 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [152067634] [2021-07-14 12:22:58,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 12:22:58,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 12:22:58,219 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 12:22:58,219 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 12:22:58,219 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [152067634] [2021-07-14 12:22:58,219 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [152067634] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 12:22:58,220 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 12:22:58,220 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 12:22:58,220 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1192937552] [2021-07-14 12:22:58,220 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 12:22:58,220 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 12:22:58,221 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 12:22:58,221 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 12:22:58,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:58,221 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 12:22:58,221 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 states have internal predecessors, (58), 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 12:22:58,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:58,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:22:58,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:58,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:58,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:22:58,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 12:22:58,252 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-14 12:22:58,252 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 12:22:58,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 12:22:58,253 INFO L82 PathProgramCache]: Analyzing trace with hash -1811507088, now seen corresponding path program 1 times [2021-07-14 12:22:58,253 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 12:22:58,253 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1182210891] [2021-07-14 12:22:58,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 12:22:58,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 12:22:58,338 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 12:22:58,339 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 12:22:58,339 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1182210891] [2021-07-14 12:22:58,339 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1182210891] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 12:22:58,339 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 12:22:58,339 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-14 12:22:58,339 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1491612093] [2021-07-14 12:22:58,340 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-14 12:22:58,340 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 12:22:58,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-14 12:22:58,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-14 12:22:58,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:58,341 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 12:22:58,341 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 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 12:22:58,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:58,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:22:58,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 12:22:58,341 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:58,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:58,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:22:58,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 12:22:58,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 12:22:58,585 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-14 12:22:58,585 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 12:22:58,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 12:22:58,586 INFO L82 PathProgramCache]: Analyzing trace with hash 1263067476, now seen corresponding path program 1 times [2021-07-14 12:22:58,587 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 12:22:58,587 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1953999166] [2021-07-14 12:22:58,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 12:22:58,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 12:22:58,688 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 12:22:58,688 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 12:22:58,688 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1953999166] [2021-07-14 12:22:58,689 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1953999166] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 12:22:58,689 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 12:22:58,689 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 12:22:58,689 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152996434] [2021-07-14 12:22:58,689 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 12:22:58,689 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 12:22:58,690 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 12:22:58,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-07-14 12:22:58,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:58,690 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 12:22:58,690 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 12:22:58,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:58,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:22:58,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 12:22:58,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 12:22:58,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:58,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:58,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:22:58,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 12:22:58,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 12:22:58,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 12:22:58,813 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-14 12:22:58,813 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 12:22:58,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 12:22:58,814 INFO L82 PathProgramCache]: Analyzing trace with hash 1845676364, now seen corresponding path program 1 times [2021-07-14 12:22:58,814 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 12:22:58,814 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47738200] [2021-07-14 12:22:58,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 12:22:58,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 12:22:58,914 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 12:22:58,914 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 12:22:58,915 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [47738200] [2021-07-14 12:22:58,915 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [47738200] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 12:22:58,915 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 12:22:58,915 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 12:22:58,915 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1184650985] [2021-07-14 12:22:58,916 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 12:22:58,916 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 12:22:58,916 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 12:22:58,916 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-07-14 12:22:58,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:58,917 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 12:22:58,922 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.5) internal successors, (60), 8 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 12:22:58,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:58,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:22:58,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 12:22:58,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 12:22:58,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 12:22:58,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:59,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 12:22:59,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:22:59,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 12:22:59,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 12:22:59,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 12:22:59,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 12:22:59,078 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-14 12:22:59,092 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 12:22:59,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 12:22:59 BasicIcfg [2021-07-14 12:22:59,094 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 12:22:59,095 INFO L168 Benchmark]: Toolchain (without parser) took 2709.31 ms. Allocated memory was 194.0 MB in the beginning and 233.8 MB in the end (delta: 39.8 MB). Free memory was 156.3 MB in the beginning and 180.3 MB in the end (delta: -23.9 MB). Peak memory consumption was 16.6 MB. Max. memory is 8.0 GB. [2021-07-14 12:22:59,095 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 194.0 MB. Free memory is still 174.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 12:22:59,095 INFO L168 Benchmark]: CACSL2BoogieTranslator took 420.60 ms. Allocated memory is still 194.0 MB. Free memory was 156.1 MB in the beginning and 166.3 MB in the end (delta: -10.2 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-07-14 12:22:59,095 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.30 ms. Allocated memory is still 194.0 MB. Free memory was 166.3 MB in the beginning and 164.8 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 12:22:59,095 INFO L168 Benchmark]: Boogie Preprocessor took 17.05 ms. Allocated memory is still 194.0 MB. Free memory was 164.2 MB in the beginning and 163.2 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 12:22:59,095 INFO L168 Benchmark]: RCFGBuilder took 376.75 ms. Allocated memory is still 194.0 MB. Free memory was 163.2 MB in the beginning and 139.6 MB in the end (delta: 23.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2021-07-14 12:22:59,096 INFO L168 Benchmark]: TraceAbstraction took 1864.35 ms. Allocated memory was 194.0 MB in the beginning and 233.8 MB in the end (delta: 39.8 MB). Free memory was 139.1 MB in the beginning and 180.3 MB in the end (delta: -41.2 MB). There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 12:22:59,096 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 194.0 MB. Free memory is still 174.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 420.60 ms. Allocated memory is still 194.0 MB. Free memory was 156.1 MB in the beginning and 166.3 MB in the end (delta: -10.2 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 26.30 ms. Allocated memory is still 194.0 MB. Free memory was 166.3 MB in the beginning and 164.8 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 17.05 ms. Allocated memory is still 194.0 MB. Free memory was 164.2 MB in the beginning and 163.2 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 376.75 ms. Allocated memory is still 194.0 MB. Free memory was 163.2 MB in the beginning and 139.6 MB in the end (delta: 23.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1864.35 ms. Allocated memory was 194.0 MB in the beginning and 233.8 MB in the end (delta: 39.8 MB). Free memory was 139.1 MB in the beginning and 180.3 MB in the end (delta: -41.2 MB). There was no memory consumed. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 11122, positive: 10901, positive conditional: 5947, positive unconditional: 4954, negative: 221, negative conditional: 181, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 11061, positive: 10901, positive conditional: 5947, positive unconditional: 4954, negative: 160, negative conditional: 120, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 11061, positive: 10656, positive conditional: 0, positive unconditional: 10656, negative: 405, negative conditional: 0, negative unconditional: 405, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1174, positive: 1154, positive conditional: 0, positive unconditional: 1154, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1174, positive: 1148, positive conditional: 0, positive unconditional: 1148, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 26, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 50, positive: 21, positive conditional: 15, positive unconditional: 6, negative: 29, negative conditional: 9, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 114, positive: 43, positive conditional: 33, positive unconditional: 10, negative: 70, negative conditional: 14, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 11061, positive: 9502, positive conditional: 0, positive unconditional: 9502, negative: 385, negative conditional: 0, negative unconditional: 385, unknown: 1174, unknown conditional: 0, unknown unconditional: 1174] , Statistics on independence cache: Total cache size (in pairs): 1198, Positive cache size: 1169, Positive conditional cache size: 15, Positive unconditional cache size: 1154, Negative cache size: 29, Negative conditional cache size: 9, Negative unconditional cache size: 20, SemanticConditionEliminator.Independence Queries: [ total: 1542, positive: 245, positive conditional: 245, positive unconditional: 0, negative: 1297, negative conditional: 38, negative unconditional: 1259, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1542, positive: 245, positive conditional: 245, positive unconditional: 0, negative: 1297, negative conditional: 38, negative unconditional: 1259, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 50, positive: 21, positive conditional: 15, positive unconditional: 6, negative: 29, negative conditional: 9, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 114, positive: 43, positive conditional: 33, positive unconditional: 10, negative: 70, negative conditional: 14, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1542, positive: 230, positive conditional: 230, positive unconditional: 0, negative: 1288, negative conditional: 29, negative unconditional: 1259, unknown: 24, unknown conditional: 24, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1198, Positive cache size: 1169, Positive conditional cache size: 15, Positive unconditional cache size: 1154, Negative cache size: 29, Negative conditional cache size: 9, Negative unconditional cache size: 20, Eliminated conditions: 1211, SemanticConditionEliminator.Independence Queries: [ total: 1542, positive: 245, positive conditional: 245, positive unconditional: 0, negative: 1297, negative conditional: 38, negative unconditional: 1259, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1542, positive: 245, positive conditional: 245, positive unconditional: 0, negative: 1297, negative conditional: 38, negative unconditional: 1259, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 50, positive: 21, positive conditional: 15, positive unconditional: 6, negative: 29, negative conditional: 9, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 114, positive: 43, positive conditional: 33, positive unconditional: 10, negative: 70, negative conditional: 14, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1542, positive: 230, positive conditional: 230, positive unconditional: 0, negative: 1288, negative conditional: 29, negative unconditional: 1259, unknown: 24, unknown conditional: 24, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1198, Positive cache size: 1169, Positive conditional cache size: 15, Positive unconditional cache size: 1154, Negative cache size: 29, Negative conditional cache size: 9, Negative unconditional cache size: 20, Eliminated conditions: 1211, SemanticConditionEliminator.Independence Queries: [ total: 1542, positive: 245, positive conditional: 245, positive unconditional: 0, negative: 1297, negative conditional: 38, negative unconditional: 1259, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1542, positive: 245, positive conditional: 245, positive unconditional: 0, negative: 1297, negative conditional: 38, negative unconditional: 1259, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 50, positive: 21, positive conditional: 15, positive unconditional: 6, negative: 29, negative conditional: 9, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 114, positive: 43, positive conditional: 33, positive unconditional: 10, negative: 70, negative conditional: 14, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1542, positive: 230, positive conditional: 230, positive unconditional: 0, negative: 1288, negative conditional: 29, negative unconditional: 1259, unknown: 24, unknown conditional: 24, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1198, Positive cache size: 1169, Positive conditional cache size: 15, Positive unconditional cache size: 1154, Negative cache size: 29, Negative conditional cache size: 9, Negative unconditional cache size: 20, Eliminated conditions: 1211, SemanticConditionEliminator.Independence Queries: [ total: 1542, positive: 245, positive conditional: 245, positive unconditional: 0, negative: 1297, negative conditional: 38, negative unconditional: 1259, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1542, positive: 245, positive conditional: 245, positive unconditional: 0, negative: 1297, negative conditional: 38, negative unconditional: 1259, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 50, positive: 21, positive conditional: 15, positive unconditional: 6, negative: 29, negative conditional: 9, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 114, positive: 43, positive conditional: 33, positive unconditional: 10, negative: 70, negative conditional: 14, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1542, positive: 230, positive conditional: 230, positive unconditional: 0, negative: 1288, negative conditional: 29, negative unconditional: 1259, unknown: 24, unknown conditional: 24, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1198, Positive cache size: 1169, Positive conditional cache size: 15, Positive unconditional cache size: 1154, Negative cache size: 29, Negative conditional cache size: 9, Negative unconditional cache size: 20, Eliminated conditions: 1211, SemanticConditionEliminator.Independence Queries: [ total: 1542, positive: 245, positive conditional: 245, positive unconditional: 0, negative: 1297, negative conditional: 38, negative unconditional: 1259, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1542, positive: 245, positive conditional: 245, positive unconditional: 0, negative: 1297, negative conditional: 38, negative unconditional: 1259, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 50, positive: 21, positive conditional: 15, positive unconditional: 6, negative: 29, negative conditional: 9, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 114, positive: 43, positive conditional: 33, positive unconditional: 10, negative: 70, negative conditional: 14, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1542, positive: 230, positive conditional: 230, positive unconditional: 0, negative: 1288, negative conditional: 29, negative unconditional: 1259, unknown: 24, unknown conditional: 24, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1198, Positive cache size: 1169, Positive conditional cache size: 15, Positive unconditional cache size: 1154, Negative cache size: 29, Negative conditional cache size: 9, Negative unconditional cache size: 20, Eliminated conditions: 1211, SemanticConditionEliminator.Independence Queries: [ total: 1542, positive: 245, positive conditional: 245, positive unconditional: 0, negative: 1297, negative conditional: 38, negative unconditional: 1259, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1542, positive: 245, positive conditional: 245, positive unconditional: 0, negative: 1297, negative conditional: 38, negative unconditional: 1259, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 50, positive: 21, positive conditional: 15, positive unconditional: 6, negative: 29, negative conditional: 9, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 114, positive: 43, positive conditional: 33, positive unconditional: 10, negative: 70, negative conditional: 14, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1542, positive: 230, positive conditional: 230, positive unconditional: 0, negative: 1288, negative conditional: 29, negative unconditional: 1259, unknown: 24, unknown conditional: 24, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1198, Positive cache size: 1169, Positive conditional cache size: 15, Positive unconditional cache size: 1154, Negative cache size: 29, Negative conditional cache size: 9, Negative unconditional cache size: 20, Eliminated conditions: 1211 ], Maximal queried relation: 6, Independence queries for same thread: 61 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 197, Number of persistent set computation: 328, Number of trivial persistent sets: 90, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 11122, positive: 10901, positive conditional: 5947, positive unconditional: 4954, negative: 221, negative conditional: 181, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 11061, positive: 10901, positive conditional: 5947, positive unconditional: 4954, negative: 160, negative conditional: 120, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 11061, positive: 10656, positive conditional: 0, positive unconditional: 10656, negative: 405, negative conditional: 0, negative unconditional: 405, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1174, positive: 1154, positive conditional: 0, positive unconditional: 1154, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1174, positive: 1148, positive conditional: 0, positive unconditional: 1148, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 26, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 50, positive: 21, positive conditional: 15, positive unconditional: 6, negative: 29, negative conditional: 9, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 114, positive: 43, positive conditional: 33, positive unconditional: 10, negative: 70, negative conditional: 14, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 11061, positive: 9502, positive conditional: 0, positive unconditional: 9502, negative: 385, negative conditional: 0, negative unconditional: 385, unknown: 1174, unknown conditional: 0, unknown unconditional: 1174] , Statistics on independence cache: Total cache size (in pairs): 1198, Positive cache size: 1169, Positive conditional cache size: 15, Positive unconditional cache size: 1154, Negative cache size: 29, Negative conditional cache size: 9, Negative unconditional cache size: 20, SemanticConditionEliminator.Independence Queries: [ total: 1542, positive: 245, positive conditional: 245, positive unconditional: 0, negative: 1297, negative conditional: 38, negative unconditional: 1259, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1542, positive: 245, positive conditional: 245, positive unconditional: 0, negative: 1297, negative conditional: 38, negative unconditional: 1259, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 50, positive: 21, positive conditional: 15, positive unconditional: 6, negative: 29, negative conditional: 9, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 114, positive: 43, positive conditional: 33, positive unconditional: 10, negative: 70, negative conditional: 14, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1542, positive: 230, positive conditional: 230, positive unconditional: 0, negative: 1288, negative conditional: 29, negative unconditional: 1259, unknown: 24, unknown conditional: 24, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1198, Positive cache size: 1169, Positive conditional cache size: 15, Positive unconditional cache size: 1154, Negative cache size: 29, Negative conditional cache size: 9, Negative unconditional cache size: 20, Eliminated conditions: 1211, SemanticConditionEliminator.Independence Queries: [ total: 1542, positive: 245, positive conditional: 245, positive unconditional: 0, negative: 1297, negative conditional: 38, negative unconditional: 1259, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1542, positive: 245, positive conditional: 245, positive unconditional: 0, negative: 1297, negative conditional: 38, negative unconditional: 1259, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 50, positive: 21, positive conditional: 15, positive unconditional: 6, negative: 29, negative conditional: 9, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 114, positive: 43, positive conditional: 33, positive unconditional: 10, negative: 70, negative conditional: 14, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1542, positive: 230, positive conditional: 230, positive unconditional: 0, negative: 1288, negative conditional: 29, negative unconditional: 1259, unknown: 24, unknown conditional: 24, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1198, Positive cache size: 1169, Positive conditional cache size: 15, Positive unconditional cache size: 1154, Negative cache size: 29, Negative conditional cache size: 9, Negative unconditional cache size: 20, Eliminated conditions: 1211, SemanticConditionEliminator.Independence Queries: [ total: 1542, positive: 245, positive conditional: 245, positive unconditional: 0, negative: 1297, negative conditional: 38, negative unconditional: 1259, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1542, positive: 245, positive conditional: 245, positive unconditional: 0, negative: 1297, negative conditional: 38, negative unconditional: 1259, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 50, positive: 21, positive conditional: 15, positive unconditional: 6, negative: 29, negative conditional: 9, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 114, positive: 43, positive conditional: 33, positive unconditional: 10, negative: 70, negative conditional: 14, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1542, positive: 230, positive conditional: 230, positive unconditional: 0, negative: 1288, negative conditional: 29, negative unconditional: 1259, unknown: 24, unknown conditional: 24, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1198, Positive cache size: 1169, Positive conditional cache size: 15, Positive unconditional cache size: 1154, Negative cache size: 29, Negative conditional cache size: 9, Negative unconditional cache size: 20, Eliminated conditions: 1211, SemanticConditionEliminator.Independence Queries: [ total: 1542, positive: 245, positive conditional: 245, positive unconditional: 0, negative: 1297, negative conditional: 38, negative unconditional: 1259, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1542, positive: 245, positive conditional: 245, positive unconditional: 0, negative: 1297, negative conditional: 38, negative unconditional: 1259, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 50, positive: 21, positive conditional: 15, positive unconditional: 6, negative: 29, negative conditional: 9, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 114, positive: 43, positive conditional: 33, positive unconditional: 10, negative: 70, negative conditional: 14, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1542, positive: 230, positive conditional: 230, positive unconditional: 0, negative: 1288, negative conditional: 29, negative unconditional: 1259, unknown: 24, unknown conditional: 24, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1198, Positive cache size: 1169, Positive conditional cache size: 15, Positive unconditional cache size: 1154, Negative cache size: 29, Negative conditional cache size: 9, Negative unconditional cache size: 20, Eliminated conditions: 1211, SemanticConditionEliminator.Independence Queries: [ total: 1542, positive: 245, positive conditional: 245, positive unconditional: 0, negative: 1297, negative conditional: 38, negative unconditional: 1259, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1542, positive: 245, positive conditional: 245, positive unconditional: 0, negative: 1297, negative conditional: 38, negative unconditional: 1259, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 50, positive: 21, positive conditional: 15, positive unconditional: 6, negative: 29, negative conditional: 9, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 114, positive: 43, positive conditional: 33, positive unconditional: 10, negative: 70, negative conditional: 14, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1542, positive: 230, positive conditional: 230, positive unconditional: 0, negative: 1288, negative conditional: 29, negative unconditional: 1259, unknown: 24, unknown conditional: 24, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1198, Positive cache size: 1169, Positive conditional cache size: 15, Positive unconditional cache size: 1154, Negative cache size: 29, Negative conditional cache size: 9, Negative unconditional cache size: 20, Eliminated conditions: 1211, SemanticConditionEliminator.Independence Queries: [ total: 1542, positive: 245, positive conditional: 245, positive unconditional: 0, negative: 1297, negative conditional: 38, negative unconditional: 1259, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1542, positive: 245, positive conditional: 245, positive unconditional: 0, negative: 1297, negative conditional: 38, negative unconditional: 1259, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 50, positive: 21, positive conditional: 15, positive unconditional: 6, negative: 29, negative conditional: 9, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 114, positive: 43, positive conditional: 33, positive unconditional: 10, negative: 70, negative conditional: 14, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1542, positive: 230, positive conditional: 230, positive unconditional: 0, negative: 1288, negative conditional: 29, negative unconditional: 1259, unknown: 24, unknown conditional: 24, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1198, Positive cache size: 1169, Positive conditional cache size: 15, Positive unconditional cache size: 1154, Negative cache size: 29, Negative conditional cache size: 9, Negative unconditional cache size: 20, Eliminated conditions: 1211 ], Maximal queried relation: 6, Independence queries for same thread: 61 - 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, 108 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1764.6ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 16.8ms, PartialOrderReductionTime: 903.8ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 44, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 23.5ms SsaConstructionTime, 134.9ms SatisfiabilityAnalysisTime, 492.5ms InterpolantComputationTime, 348 NumberOfCodeBlocks, 348 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 342 ConstructedInterpolants, 0 QuantifiedInterpolants, 756 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...