/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe016_pso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 20:08:51,741 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 20:08:51,743 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 20:08:51,776 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 20:08:51,823 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-14 20:08:51,823 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-14 20:08:51,824 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-14 20:08:51,827 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Random42.epf [2021-07-14 20:08:51,856 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 20:08:51,856 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 20:08:51,857 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 20:08:51,857 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 20:08:51,858 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 20:08:51,859 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 20:08:51,859 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 20:08:51,859 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 20:08:51,859 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 20:08:51,859 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 20:08:51,860 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 20:08:51,860 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 20:08:51,860 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 20:08:51,860 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 20:08:51,860 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 20:08:51,861 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 20:08:51,861 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 20:08:51,861 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 20:08:51,861 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 20:08:51,861 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 20:08:51,861 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 20:08:51,861 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 20:08:51,861 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 20:08:51,862 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 20:08:51,862 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 20:08:51,862 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 20:08:51,862 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 20:08:51,862 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 20:08:51,862 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-07-14 20:08:51,862 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 20:08:51,862 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 20:08:51,863 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 20:08:51,863 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 20:08:51,863 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-14 20:08:51,863 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-14 20:08:51,863 INFO L138 SettingsManager]: * Random seed used by POR DFS order=42 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 20:08:52,126 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 20:08:52,140 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 20:08:52,142 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 20:08:52,142 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-14 20:08:52,143 INFO L275 PluginConnector]: CDTParser initialized [2021-07-14 20:08:52,143 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe016_pso.oepc.i [2021-07-14 20:08:52,210 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bdb47eda7/0b21262a20d14d47a7a0ae248e2f75cb/FLAG4b259b345 [2021-07-14 20:08:52,637 INFO L306 CDTParser]: Found 1 translation units. [2021-07-14 20:08:52,637 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe016_pso.oepc.i [2021-07-14 20:08:52,652 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bdb47eda7/0b21262a20d14d47a7a0ae248e2f75cb/FLAG4b259b345 [2021-07-14 20:08:52,981 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bdb47eda7/0b21262a20d14d47a7a0ae248e2f75cb [2021-07-14 20:08:52,983 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 20:08:52,984 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-14 20:08:52,986 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-14 20:08:52,987 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-14 20:08:52,989 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-14 20:08:52,990 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 08:08:52" (1/1) ... [2021-07-14 20:08:52,991 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22a57fe5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:08:52, skipping insertion in model container [2021-07-14 20:08:52,991 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 08:08:52" (1/1) ... [2021-07-14 20:08:52,996 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-14 20:08:53,028 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-14 20:08:53,178 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/safe016_pso.oepc.i[950,963] [2021-07-14 20:08:53,300 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 20:08:53,309 INFO L203 MainTranslator]: Completed pre-run [2021-07-14 20:08:53,318 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/safe016_pso.oepc.i[950,963] [2021-07-14 20:08:53,351 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 20:08:53,382 INFO L208 MainTranslator]: Completed translation [2021-07-14 20:08:53,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:08:53 WrapperNode [2021-07-14 20:08:53,382 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-14 20:08:53,383 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 20:08:53,383 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 20:08:53,383 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 20:08:53,387 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:08:53" (1/1) ... [2021-07-14 20:08:53,411 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:08:53" (1/1) ... [2021-07-14 20:08:53,429 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 20:08:53,430 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 20:08:53,430 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 20:08:53,430 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 20:08:53,435 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:08:53" (1/1) ... [2021-07-14 20:08:53,435 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:08:53" (1/1) ... [2021-07-14 20:08:53,449 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:08:53" (1/1) ... [2021-07-14 20:08:53,450 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:08:53" (1/1) ... [2021-07-14 20:08:53,453 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:08:53" (1/1) ... [2021-07-14 20:08:53,454 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:08:53" (1/1) ... [2021-07-14 20:08:53,455 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:08:53" (1/1) ... [2021-07-14 20:08:53,457 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 20:08:53,457 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 20:08:53,457 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 20:08:53,457 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 20:08:53,458 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:08:53" (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 20:08:53,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-14 20:08:53,533 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-14 20:08:53,533 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-14 20:08:53,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-14 20:08:53,533 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-14 20:08:53,534 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-14 20:08:53,534 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-14 20:08:53,534 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-14 20:08:53,534 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-07-14 20:08:53,534 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-07-14 20:08:53,534 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-07-14 20:08:53,534 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-07-14 20:08:53,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-14 20:08:53,534 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-14 20:08:53,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 20:08:53,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 20:08:53,536 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 20:08:53,788 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 20:08:53,788 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-14 20:08:53,790 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 08:08:53 BoogieIcfgContainer [2021-07-14 20:08:53,790 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 20:08:53,791 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 20:08:53,791 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 20:08:53,793 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 20:08:53,793 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 08:08:52" (1/3) ... [2021-07-14 20:08:53,793 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51047c25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 08:08:53, skipping insertion in model container [2021-07-14 20:08:53,793 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 08:08:53" (2/3) ... [2021-07-14 20:08:53,794 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51047c25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 08:08:53, skipping insertion in model container [2021-07-14 20:08:53,794 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 08:08:53" (3/3) ... [2021-07-14 20:08:53,794 INFO L111 eAbstractionObserver]: Analyzing ICFG safe016_pso.oepc.i [2021-07-14 20:08:53,798 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 20:08:53,798 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 20:08:53,798 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 20:08:53,799 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 20:08:53,835 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,836 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,836 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,836 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,836 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,836 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,836 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,836 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,837 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,837 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,837 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,837 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,837 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,837 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,837 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,837 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,837 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,838 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,838 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,838 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,838 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,838 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,838 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,838 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,838 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,839 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,839 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,839 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,839 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,839 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,839 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,839 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,839 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,839 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,839 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,840 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,840 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,840 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,840 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,840 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,840 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,840 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,840 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,840 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,841 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,841 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,841 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,841 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,842 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,842 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,843 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,843 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,846 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,846 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,846 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,846 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,847 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,847 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,847 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,847 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,848 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,849 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,849 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,849 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 20:08:53,850 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-14 20:08:53,864 INFO L255 AbstractCegarLoop]: Starting to check reachability of 5 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 20:08:53,905 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 20:08:53,905 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 20:08:53,905 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 20:08:53,905 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 20:08:53,905 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 20:08:53,905 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 20:08:53,906 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 20:08:53,906 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 20:08:54,053 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 20:08:54,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 20:08:54,057 INFO L82 PathProgramCache]: Analyzing trace with hash 1943416765, now seen corresponding path program 1 times [2021-07-14 20:08:54,063 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 20:08:54,063 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543247537] [2021-07-14 20:08:54,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 20:08:54,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 20:08:54,358 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 20:08:54,358 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 20:08:54,358 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543247537] [2021-07-14 20:08:54,359 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [543247537] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 20:08:54,359 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 20:08:54,359 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 20:08:54,359 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690960476] [2021-07-14 20:08:54,362 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 20:08:54,362 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 20:08:54,374 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 20:08:54,377 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-07-14 20:08:54,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:08:54,378 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 20:08:54,379 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 9.625) internal successors, (77), 8 states have internal predecessors, (77), 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 20:08:54,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:08:56,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 20:08:56,489 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 20:08:56,489 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 20:08:56,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 20:08:56,492 INFO L82 PathProgramCache]: Analyzing trace with hash -1062799055, now seen corresponding path program 2 times [2021-07-14 20:08:56,492 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 20:08:56,492 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429063329] [2021-07-14 20:08:56,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 20:08:56,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 20:08:56,672 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 20:08:56,672 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 20:08:56,672 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1429063329] [2021-07-14 20:08:56,673 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1429063329] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 20:08:56,673 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 20:08:56,673 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-07-14 20:08:56,673 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130479042] [2021-07-14 20:08:56,674 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 20:08:56,674 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 20:08:56,676 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 20:08:56,676 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-07-14 20:08:56,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:08:56,676 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 20:08:56,676 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 11.0) internal successors, (77), 7 states have internal predecessors, (77), 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 20:08:56,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 20:08:56,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:08:58,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 20:08:58,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 20:08:58,255 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-14 20:08:58,255 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 20:08:58,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 20:08:58,256 INFO L82 PathProgramCache]: Analyzing trace with hash 521683821, now seen corresponding path program 3 times [2021-07-14 20:08:58,256 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 20:08:58,257 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1071213187] [2021-07-14 20:08:58,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 20:08:58,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 20:08:58,406 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 20:08:58,406 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 20:08:58,406 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1071213187] [2021-07-14 20:08:58,407 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1071213187] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 20:08:58,407 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 20:08:58,407 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 20:08:58,407 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1964381985] [2021-07-14 20:08:58,407 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 20:08:58,407 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 20:08:58,408 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 20:08:58,409 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-07-14 20:08:58,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:08:58,409 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 20:08:58,409 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 9.625) internal successors, (77), 8 states have internal predecessors, (77), 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 20:08:58,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 20:08:58,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 20:08:58,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:09:00,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 20:09:00,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 20:09:00,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 20:09:00,364 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-14 20:09:00,365 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 20:09:00,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 20:09:00,365 INFO L82 PathProgramCache]: Analyzing trace with hash 1284085769, now seen corresponding path program 4 times [2021-07-14 20:09:00,365 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 20:09:00,365 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966031975] [2021-07-14 20:09:00,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 20:09:00,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 20:09:00,458 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 20:09:00,458 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 20:09:00,458 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [966031975] [2021-07-14 20:09:00,459 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [966031975] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 20:09:00,459 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 20:09:00,459 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-07-14 20:09:00,459 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355421348] [2021-07-14 20:09:00,459 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-07-14 20:09:00,459 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 20:09:00,460 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-07-14 20:09:00,460 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-07-14 20:09:00,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:09:00,460 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 20:09:00,460 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 8.555555555555555) internal successors, (77), 9 states have internal predecessors, (77), 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 20:09:00,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 20:09:00,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 20:09:00,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 20:09:00,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:09:00,727 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 15 [2021-07-14 20:09:03,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 20:09:03,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 20:09:03,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 20:09:03,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 20:09:03,455 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-14 20:09:03,455 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 20:09:03,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 20:09:03,463 INFO L82 PathProgramCache]: Analyzing trace with hash -757589879, now seen corresponding path program 5 times [2021-07-14 20:09:03,463 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 20:09:03,464 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1648897858] [2021-07-14 20:09:03,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 20:09:03,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 20:09:03,625 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 20:09:03,625 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 20:09:03,625 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1648897858] [2021-07-14 20:09:03,625 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1648897858] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 20:09:03,625 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 20:09:03,625 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-07-14 20:09:03,625 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063765948] [2021-07-14 20:09:03,626 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 20:09:03,626 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 20:09:03,626 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 20:09:03,626 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-07-14 20:09:03,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:09:03,626 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 20:09:03,626 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 9.625) internal successors, (77), 8 states have internal predecessors, (77), 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 20:09:03,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 20:09:03,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-07-14 20:09:03,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 20:09:03,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-14 20:09:03,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 20:09:10,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 20:09:10,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-07-14 20:09:10,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 20:09:10,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-14 20:09:10,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 20:09:10,539 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-14 20:09:10,547 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 20:09:10,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 08:09:10 BasicIcfg [2021-07-14 20:09:10,548 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 20:09:10,549 INFO L168 Benchmark]: Toolchain (without parser) took 17564.42 ms. Allocated memory was 177.2 MB in the beginning and 6.0 GB in the end (delta: 5.9 GB). Free memory was 138.8 MB in the beginning and 5.2 GB in the end (delta: -5.1 GB). Peak memory consumption was 1.0 GB. Max. memory is 8.0 GB. [2021-07-14 20:09:10,549 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 177.2 MB. Free memory is still 157.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 20:09:10,549 INFO L168 Benchmark]: CACSL2BoogieTranslator took 396.10 ms. Allocated memory is still 177.2 MB. Free memory was 138.6 MB in the beginning and 149.4 MB in the end (delta: -10.8 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-07-14 20:09:10,549 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.52 ms. Allocated memory is still 177.2 MB. Free memory was 149.4 MB in the beginning and 147.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-14 20:09:10,550 INFO L168 Benchmark]: Boogie Preprocessor took 26.55 ms. Allocated memory is still 177.2 MB. Free memory was 147.3 MB in the beginning and 145.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-14 20:09:10,550 INFO L168 Benchmark]: RCFGBuilder took 332.52 ms. Allocated memory is still 177.2 MB. Free memory was 145.7 MB in the beginning and 120.8 MB in the end (delta: 24.9 MB). Peak memory consumption was 25.2 MB. Max. memory is 8.0 GB. [2021-07-14 20:09:10,550 INFO L168 Benchmark]: TraceAbstraction took 16757.13 ms. Allocated memory was 177.2 MB in the beginning and 6.0 GB in the end (delta: 5.9 GB). Free memory was 120.5 MB in the beginning and 5.2 GB in the end (delta: -5.1 GB). Peak memory consumption was 1.0 GB. Max. memory is 8.0 GB. [2021-07-14 20:09:10,552 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 177.2 MB. Free memory is still 157.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 396.10 ms. Allocated memory is still 177.2 MB. Free memory was 138.6 MB in the beginning and 149.4 MB in the end (delta: -10.8 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 46.52 ms. Allocated memory is still 177.2 MB. Free memory was 149.4 MB in the beginning and 147.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 26.55 ms. Allocated memory is still 177.2 MB. Free memory was 147.3 MB in the beginning and 145.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 332.52 ms. Allocated memory is still 177.2 MB. Free memory was 145.7 MB in the beginning and 120.8 MB in the end (delta: 24.9 MB). Peak memory consumption was 25.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 16757.13 ms. Allocated memory was 177.2 MB in the beginning and 6.0 GB in the end (delta: 5.9 GB). Free memory was 120.5 MB in the beginning and 5.2 GB in the end (delta: -5.1 GB). Peak memory consumption was 1.0 GB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1079131, positive: 1046281, positive conditional: 1032719, positive unconditional: 13562, negative: 32850, negative conditional: 32647, negative unconditional: 203, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1055402, positive: 1046281, positive conditional: 1032719, positive unconditional: 13562, negative: 9121, negative conditional: 8918, negative unconditional: 203, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1055402, positive: 1031370, positive conditional: 0, positive unconditional: 1031370, negative: 24032, negative conditional: 0, negative unconditional: 24032, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2208, positive: 2174, positive conditional: 0, positive unconditional: 2174, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2208, positive: 2162, positive conditional: 0, positive unconditional: 2162, negative: 46, negative conditional: 0, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 46, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 92, positive: 38, positive conditional: 26, positive unconditional: 12, negative: 54, negative conditional: 20, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 203, positive: 53, positive conditional: 29, positive unconditional: 24, negative: 150, negative conditional: 47, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1055402, positive: 1029196, positive conditional: 0, positive unconditional: 1029196, negative: 23998, negative conditional: 0, negative unconditional: 23998, unknown: 2208, unknown conditional: 0, unknown unconditional: 2208] , Statistics on independence cache: Total cache size (in pairs): 2254, Positive cache size: 2200, Positive conditional cache size: 26, Positive unconditional cache size: 2174, Negative cache size: 54, Negative conditional cache size: 20, Negative unconditional cache size: 34, SemanticConditionEliminator.Independence Queries: [ total: 76529, positive: 14911, positive conditional: 14911, positive unconditional: 0, negative: 61618, negative conditional: 3546, negative unconditional: 58072, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 76529, positive: 14911, positive conditional: 14911, positive unconditional: 0, negative: 61618, negative conditional: 3546, negative unconditional: 58072, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 92, positive: 38, positive conditional: 26, positive unconditional: 12, negative: 54, negative conditional: 20, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 203, positive: 53, positive conditional: 29, positive unconditional: 24, negative: 150, negative conditional: 47, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 76529, positive: 14885, positive conditional: 14885, positive unconditional: 0, negative: 61598, negative conditional: 3526, negative unconditional: 58072, unknown: 46, unknown conditional: 46, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2254, Positive cache size: 2200, Positive conditional cache size: 26, Positive unconditional cache size: 2174, Negative cache size: 54, Negative conditional cache size: 20, Negative unconditional cache size: 34, Eliminated conditions: 57848, SemanticConditionEliminator.Independence Queries: [ total: 76529, positive: 14911, positive conditional: 14911, positive unconditional: 0, negative: 61618, negative conditional: 3546, negative unconditional: 58072, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 76529, positive: 14911, positive conditional: 14911, positive unconditional: 0, negative: 61618, negative conditional: 3546, negative unconditional: 58072, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 92, positive: 38, positive conditional: 26, positive unconditional: 12, negative: 54, negative conditional: 20, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 203, positive: 53, positive conditional: 29, positive unconditional: 24, negative: 150, negative conditional: 47, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 76529, positive: 14885, positive conditional: 14885, positive unconditional: 0, negative: 61598, negative conditional: 3526, negative unconditional: 58072, unknown: 46, unknown conditional: 46, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2254, Positive cache size: 2200, Positive conditional cache size: 26, Positive unconditional cache size: 2174, Negative cache size: 54, Negative conditional cache size: 20, Negative unconditional cache size: 34, Eliminated conditions: 57848, SemanticConditionEliminator.Independence Queries: [ total: 76529, positive: 14911, positive conditional: 14911, positive unconditional: 0, negative: 61618, negative conditional: 3546, negative unconditional: 58072, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 76529, positive: 14911, positive conditional: 14911, positive unconditional: 0, negative: 61618, negative conditional: 3546, negative unconditional: 58072, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 92, positive: 38, positive conditional: 26, positive unconditional: 12, negative: 54, negative conditional: 20, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 203, positive: 53, positive conditional: 29, positive unconditional: 24, negative: 150, negative conditional: 47, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 76529, positive: 14885, positive conditional: 14885, positive unconditional: 0, negative: 61598, negative conditional: 3526, negative unconditional: 58072, unknown: 46, unknown conditional: 46, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2254, Positive cache size: 2200, Positive conditional cache size: 26, Positive unconditional cache size: 2174, Negative cache size: 54, Negative conditional cache size: 20, Negative unconditional cache size: 34, Eliminated conditions: 57848, SemanticConditionEliminator.Independence Queries: [ total: 76529, positive: 14911, positive conditional: 14911, positive unconditional: 0, negative: 61618, negative conditional: 3546, negative unconditional: 58072, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 76529, positive: 14911, positive conditional: 14911, positive unconditional: 0, negative: 61618, negative conditional: 3546, negative unconditional: 58072, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 92, positive: 38, positive conditional: 26, positive unconditional: 12, negative: 54, negative conditional: 20, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 203, positive: 53, positive conditional: 29, positive unconditional: 24, negative: 150, negative conditional: 47, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 76529, positive: 14885, positive conditional: 14885, positive unconditional: 0, negative: 61598, negative conditional: 3526, negative unconditional: 58072, unknown: 46, unknown conditional: 46, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2254, Positive cache size: 2200, Positive conditional cache size: 26, Positive unconditional cache size: 2174, Negative cache size: 54, Negative conditional cache size: 20, Negative unconditional cache size: 34, Eliminated conditions: 57848, SemanticConditionEliminator.Independence Queries: [ total: 76529, positive: 14911, positive conditional: 14911, positive unconditional: 0, negative: 61618, negative conditional: 3546, negative unconditional: 58072, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 76529, positive: 14911, positive conditional: 14911, positive unconditional: 0, negative: 61618, negative conditional: 3546, negative unconditional: 58072, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 92, positive: 38, positive conditional: 26, positive unconditional: 12, negative: 54, negative conditional: 20, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 203, positive: 53, positive conditional: 29, positive unconditional: 24, negative: 150, negative conditional: 47, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 76529, positive: 14885, positive conditional: 14885, positive unconditional: 0, negative: 61598, negative conditional: 3526, negative unconditional: 58072, unknown: 46, unknown conditional: 46, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2254, Positive cache size: 2200, Positive conditional cache size: 26, Positive unconditional cache size: 2174, Negative cache size: 54, Negative conditional cache size: 20, Negative unconditional cache size: 34, Eliminated conditions: 57848 ], Maximal queried relation: 5, Independence queries for same thread: 23729 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 1113, Number of persistent set computation: 22835, Number of trivial persistent sets: 19707, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1079131, positive: 1046281, positive conditional: 1032719, positive unconditional: 13562, negative: 32850, negative conditional: 32647, negative unconditional: 203, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1055402, positive: 1046281, positive conditional: 1032719, positive unconditional: 13562, negative: 9121, negative conditional: 8918, negative unconditional: 203, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1055402, positive: 1031370, positive conditional: 0, positive unconditional: 1031370, negative: 24032, negative conditional: 0, negative unconditional: 24032, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2208, positive: 2174, positive conditional: 0, positive unconditional: 2174, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2208, positive: 2162, positive conditional: 0, positive unconditional: 2162, negative: 46, negative conditional: 0, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 46, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 92, positive: 38, positive conditional: 26, positive unconditional: 12, negative: 54, negative conditional: 20, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 203, positive: 53, positive conditional: 29, positive unconditional: 24, negative: 150, negative conditional: 47, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1055402, positive: 1029196, positive conditional: 0, positive unconditional: 1029196, negative: 23998, negative conditional: 0, negative unconditional: 23998, unknown: 2208, unknown conditional: 0, unknown unconditional: 2208] , Statistics on independence cache: Total cache size (in pairs): 2254, Positive cache size: 2200, Positive conditional cache size: 26, Positive unconditional cache size: 2174, Negative cache size: 54, Negative conditional cache size: 20, Negative unconditional cache size: 34, SemanticConditionEliminator.Independence Queries: [ total: 76529, positive: 14911, positive conditional: 14911, positive unconditional: 0, negative: 61618, negative conditional: 3546, negative unconditional: 58072, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 76529, positive: 14911, positive conditional: 14911, positive unconditional: 0, negative: 61618, negative conditional: 3546, negative unconditional: 58072, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 92, positive: 38, positive conditional: 26, positive unconditional: 12, negative: 54, negative conditional: 20, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 203, positive: 53, positive conditional: 29, positive unconditional: 24, negative: 150, negative conditional: 47, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 76529, positive: 14885, positive conditional: 14885, positive unconditional: 0, negative: 61598, negative conditional: 3526, negative unconditional: 58072, unknown: 46, unknown conditional: 46, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2254, Positive cache size: 2200, Positive conditional cache size: 26, Positive unconditional cache size: 2174, Negative cache size: 54, Negative conditional cache size: 20, Negative unconditional cache size: 34, Eliminated conditions: 57848, SemanticConditionEliminator.Independence Queries: [ total: 76529, positive: 14911, positive conditional: 14911, positive unconditional: 0, negative: 61618, negative conditional: 3546, negative unconditional: 58072, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 76529, positive: 14911, positive conditional: 14911, positive unconditional: 0, negative: 61618, negative conditional: 3546, negative unconditional: 58072, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 92, positive: 38, positive conditional: 26, positive unconditional: 12, negative: 54, negative conditional: 20, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 203, positive: 53, positive conditional: 29, positive unconditional: 24, negative: 150, negative conditional: 47, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 76529, positive: 14885, positive conditional: 14885, positive unconditional: 0, negative: 61598, negative conditional: 3526, negative unconditional: 58072, unknown: 46, unknown conditional: 46, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2254, Positive cache size: 2200, Positive conditional cache size: 26, Positive unconditional cache size: 2174, Negative cache size: 54, Negative conditional cache size: 20, Negative unconditional cache size: 34, Eliminated conditions: 57848, SemanticConditionEliminator.Independence Queries: [ total: 76529, positive: 14911, positive conditional: 14911, positive unconditional: 0, negative: 61618, negative conditional: 3546, negative unconditional: 58072, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 76529, positive: 14911, positive conditional: 14911, positive unconditional: 0, negative: 61618, negative conditional: 3546, negative unconditional: 58072, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 92, positive: 38, positive conditional: 26, positive unconditional: 12, negative: 54, negative conditional: 20, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 203, positive: 53, positive conditional: 29, positive unconditional: 24, negative: 150, negative conditional: 47, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 76529, positive: 14885, positive conditional: 14885, positive unconditional: 0, negative: 61598, negative conditional: 3526, negative unconditional: 58072, unknown: 46, unknown conditional: 46, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2254, Positive cache size: 2200, Positive conditional cache size: 26, Positive unconditional cache size: 2174, Negative cache size: 54, Negative conditional cache size: 20, Negative unconditional cache size: 34, Eliminated conditions: 57848, SemanticConditionEliminator.Independence Queries: [ total: 76529, positive: 14911, positive conditional: 14911, positive unconditional: 0, negative: 61618, negative conditional: 3546, negative unconditional: 58072, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 76529, positive: 14911, positive conditional: 14911, positive unconditional: 0, negative: 61618, negative conditional: 3546, negative unconditional: 58072, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 92, positive: 38, positive conditional: 26, positive unconditional: 12, negative: 54, negative conditional: 20, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 203, positive: 53, positive conditional: 29, positive unconditional: 24, negative: 150, negative conditional: 47, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 76529, positive: 14885, positive conditional: 14885, positive unconditional: 0, negative: 61598, negative conditional: 3526, negative unconditional: 58072, unknown: 46, unknown conditional: 46, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2254, Positive cache size: 2200, Positive conditional cache size: 26, Positive unconditional cache size: 2174, Negative cache size: 54, Negative conditional cache size: 20, Negative unconditional cache size: 34, Eliminated conditions: 57848, SemanticConditionEliminator.Independence Queries: [ total: 76529, positive: 14911, positive conditional: 14911, positive unconditional: 0, negative: 61618, negative conditional: 3546, negative unconditional: 58072, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 76529, positive: 14911, positive conditional: 14911, positive unconditional: 0, negative: 61618, negative conditional: 3546, negative unconditional: 58072, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 92, positive: 38, positive conditional: 26, positive unconditional: 12, negative: 54, negative conditional: 20, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 203, positive: 53, positive conditional: 29, positive unconditional: 24, negative: 150, negative conditional: 47, negative unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 76529, positive: 14885, positive conditional: 14885, positive unconditional: 0, negative: 61598, negative conditional: 3526, negative unconditional: 58072, unknown: 46, unknown conditional: 46, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2254, Positive cache size: 2200, Positive conditional cache size: 26, Positive unconditional cache size: 2174, Negative cache size: 54, Negative conditional cache size: 20, Negative unconditional cache size: 34, Eliminated conditions: 57848 ], Maximal queried relation: 5, Independence queries for same thread: 23729 - 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 9 procedures, 126 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 16671.5ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 9.8ms, PartialOrderReductionTime: 15680.7ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 69, 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: 22.8ms SsaConstructionTime, 134.8ms SatisfiabilityAnalysisTime, 630.7ms InterpolantComputationTime, 385 NumberOfCodeBlocks, 385 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 380 ConstructedInterpolants, 0 QuantifiedInterpolants, 1619 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...