/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-NewStatesSleep-NoLbe-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-atomic/time_var_mutex.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad [2021-06-14 00:56:08,587 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-14 00:56:08,590 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-14 00:56:08,622 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-14 00:56:08,684 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-14 00:56:08,685 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-14 00:56:08,685 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-14 00:56:08,686 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-NewStatesSleep-NoLbe-Random42.epf [2021-06-14 00:56:08,711 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-14 00:56:08,712 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-14 00:56:08,712 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-14 00:56:08,712 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-14 00:56:08,713 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-14 00:56:08,713 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-14 00:56:08,713 INFO L138 SettingsManager]: * Use SBE=true [2021-06-14 00:56:08,713 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-14 00:56:08,713 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-14 00:56:08,713 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-14 00:56:08,713 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-14 00:56:08,714 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-14 00:56:08,714 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-14 00:56:08,714 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-14 00:56:08,714 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-14 00:56:08,714 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-14 00:56:08,714 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-14 00:56:08,714 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-14 00:56:08,714 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-14 00:56:08,714 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-14 00:56:08,714 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-14 00:56:08,715 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-14 00:56:08,715 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-14 00:56:08,715 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 00:56:08,715 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-14 00:56:08,715 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-14 00:56:08,715 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-14 00:56:08,715 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-14 00:56:08,715 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-14 00:56:08,715 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-14 00:56:08,715 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-14 00:56:08,716 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-14 00:56:08,716 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-14 00:56:08,716 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-06-14 00:56:08,716 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-14 00:56:08,716 INFO L138 SettingsManager]: * Random seed used by POR DFS order=42 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-14 00:56:08,960 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-14 00:56:08,985 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-14 00:56:08,987 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-14 00:56:08,988 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-14 00:56:08,988 INFO L275 PluginConnector]: CDTParser initialized [2021-06-14 00:56:08,989 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/time_var_mutex.i [2021-06-14 00:56:09,040 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f758744e3/879b40a603774fb28db695fd1583e0f2/FLAG7c5547b18 [2021-06-14 00:56:09,619 INFO L306 CDTParser]: Found 1 translation units. [2021-06-14 00:56:09,619 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/time_var_mutex.i [2021-06-14 00:56:09,639 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f758744e3/879b40a603774fb28db695fd1583e0f2/FLAG7c5547b18 [2021-06-14 00:56:09,823 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f758744e3/879b40a603774fb28db695fd1583e0f2 [2021-06-14 00:56:09,825 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-14 00:56:09,826 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-14 00:56:09,833 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-14 00:56:09,833 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-14 00:56:09,835 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-14 00:56:09,836 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 12:56:09" (1/1) ... [2021-06-14 00:56:09,837 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a8a2e05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 12:56:09, skipping insertion in model container [2021-06-14 00:56:09,837 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 12:56:09" (1/1) ... [2021-06-14 00:56:09,844 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-14 00:56:09,879 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-14 00:56:10,101 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/time_var_mutex.i[30247,30260] [2021-06-14 00:56:10,111 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/time_var_mutex.i[30452,30465] [2021-06-14 00:56:10,114 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-14 00:56:10,121 INFO L203 MainTranslator]: Completed pre-run [2021-06-14 00:56:10,139 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/time_var_mutex.i[30247,30260] [2021-06-14 00:56:10,140 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/time_var_mutex.i[30452,30465] [2021-06-14 00:56:10,142 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-06-14 00:56:10,184 INFO L208 MainTranslator]: Completed translation [2021-06-14 00:56:10,185 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 12:56:10 WrapperNode [2021-06-14 00:56:10,185 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-14 00:56:10,185 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-14 00:56:10,186 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-14 00:56:10,186 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-14 00:56:10,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 12:56:10" (1/1) ... [2021-06-14 00:56:10,199 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 12:56:10" (1/1) ... [2021-06-14 00:56:10,212 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-14 00:56:10,212 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-14 00:56:10,212 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-14 00:56:10,212 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-14 00:56:10,218 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 12:56:10" (1/1) ... [2021-06-14 00:56:10,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 12:56:10" (1/1) ... [2021-06-14 00:56:10,220 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 12:56:10" (1/1) ... [2021-06-14 00:56:10,220 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 12:56:10" (1/1) ... [2021-06-14 00:56:10,224 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 12:56:10" (1/1) ... [2021-06-14 00:56:10,233 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 12:56:10" (1/1) ... [2021-06-14 00:56:10,234 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 12:56:10" (1/1) ... [2021-06-14 00:56:10,236 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-14 00:56:10,237 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-14 00:56:10,237 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-14 00:56:10,237 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-14 00:56:10,237 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 12:56:10" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 00:56:10,313 INFO L130 BoogieDeclarations]: Found specification of procedure allocator [2021-06-14 00:56:10,313 INFO L138 BoogieDeclarations]: Found implementation of procedure allocator [2021-06-14 00:56:10,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-06-14 00:56:10,314 INFO L130 BoogieDeclarations]: Found specification of procedure de_allocator [2021-06-14 00:56:10,314 INFO L138 BoogieDeclarations]: Found implementation of procedure de_allocator [2021-06-14 00:56:10,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-06-14 00:56:10,314 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-06-14 00:56:10,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-06-14 00:56:10,314 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-06-14 00:56:10,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-06-14 00:56:10,314 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-14 00:56:10,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-14 00:56:10,315 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-14 00:56:10,621 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-14 00:56:10,621 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2021-06-14 00:56:10,623 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 12:56:10 BoogieIcfgContainer [2021-06-14 00:56:10,623 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-14 00:56:10,624 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-14 00:56:10,624 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-14 00:56:10,626 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-14 00:56:10,626 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.06 12:56:09" (1/3) ... [2021-06-14 00:56:10,626 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c1865c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 12:56:10, skipping insertion in model container [2021-06-14 00:56:10,627 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 12:56:10" (2/3) ... [2021-06-14 00:56:10,627 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c1865c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 12:56:10, skipping insertion in model container [2021-06-14 00:56:10,627 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 12:56:10" (3/3) ... [2021-06-14 00:56:10,628 INFO L111 eAbstractionObserver]: Analyzing ICFG time_var_mutex.i [2021-06-14 00:56:10,632 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-14 00:56:10,632 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-14 00:56:10,632 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-06-14 00:56:10,632 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-14 00:56:10,651 WARN L313 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,651 WARN L313 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,651 WARN L313 ript$VariableManager]: TermVariabe allocatorThread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,651 WARN L313 ript$VariableManager]: TermVariabe allocatorThread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,652 WARN L313 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,652 WARN L313 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,652 WARN L313 ript$VariableManager]: TermVariabe allocatorThread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,652 WARN L313 ript$VariableManager]: TermVariabe allocatorThread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,652 WARN L313 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,652 WARN L313 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,652 WARN L313 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,653 WARN L313 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,653 WARN L313 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,653 WARN L313 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,653 WARN L313 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,653 WARN L313 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,654 WARN L313 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,654 WARN L313 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,654 WARN L313 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,654 WARN L313 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,654 WARN L313 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork0_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,654 WARN L313 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork0_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,655 WARN L313 ript$VariableManager]: TermVariabe de_allocatorThread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,655 WARN L313 ript$VariableManager]: TermVariabe de_allocatorThread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,655 WARN L313 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork0_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,655 WARN L313 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork0_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,655 WARN L313 ript$VariableManager]: TermVariabe de_allocatorThread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,655 WARN L313 ript$VariableManager]: TermVariabe de_allocatorThread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,655 WARN L313 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,655 WARN L313 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,655 WARN L313 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,656 WARN L313 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,656 WARN L313 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,656 WARN L313 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,656 WARN L313 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,656 WARN L313 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,658 WARN L313 ript$VariableManager]: TermVariabe de_allocatorThread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,658 WARN L313 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,658 WARN L313 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,658 WARN L313 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,658 WARN L313 ript$VariableManager]: TermVariabe de_allocatorThread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,662 WARN L313 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,662 WARN L313 ript$VariableManager]: TermVariabe allocatorThread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,662 WARN L313 ript$VariableManager]: TermVariabe allocatorThread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,662 WARN L313 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,663 WARN L313 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,663 WARN L313 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-14 00:56:10,669 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-06-14 00:56:10,684 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-14 00:56:10,719 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-14 00:56:10,719 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-14 00:56:10,719 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-14 00:56:10,719 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-14 00:56:10,719 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-14 00:56:10,719 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-14 00:56:10,719 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-14 00:56:10,719 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == de_allocatorThread1of1ForFork0======== [2021-06-14 00:56:10,797 INFO L430 AbstractCegarLoop]: === Iteration 1 === [de_allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 00:56:10,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:56:10,800 INFO L82 PathProgramCache]: Analyzing trace with hash 609941120, now seen corresponding path program 1 times [2021-06-14 00:56:10,806 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:56:10,806 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433528620] [2021-06-14 00:56:10,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:56:10,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:56:10,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:56:10,956 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:56:10,956 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [433528620] [2021-06-14 00:56:10,957 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [433528620] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 00:56:10,957 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 00:56:10,957 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-14 00:56:10,958 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919338420] [2021-06-14 00:56:10,960 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-14 00:56:10,961 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:56:10,968 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-14 00:56:10,969 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-14 00:56:10,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:10,970 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:56:10,971 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 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) [2021-06-14 00:56:10,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:11,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:11,026 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-14 00:56:11,026 INFO L430 AbstractCegarLoop]: === Iteration 2 === [de_allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 00:56:11,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:56:11,026 INFO L82 PathProgramCache]: Analyzing trace with hash -467401886, now seen corresponding path program 1 times [2021-06-14 00:56:11,026 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:56:11,027 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1607251454] [2021-06-14 00:56:11,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:56:11,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:56:11,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:56:11,116 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:56:11,117 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1607251454] [2021-06-14 00:56:11,117 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1607251454] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 00:56:11,117 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 00:56:11,117 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-14 00:56:11,117 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068390663] [2021-06-14 00:56:11,118 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-14 00:56:11,118 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:56:11,119 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-14 00:56:11,119 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-14 00:56:11,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:11,119 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:56:11,119 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:56:11,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:11,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:11,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:11,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:11,228 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-14 00:56:11,229 INFO L430 AbstractCegarLoop]: === Iteration 3 === [de_allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 00:56:11,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:56:11,229 INFO L82 PathProgramCache]: Analyzing trace with hash -1466587534, now seen corresponding path program 1 times [2021-06-14 00:56:11,229 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:56:11,229 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186651218] [2021-06-14 00:56:11,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:56:11,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:56:11,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:56:11,320 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:56:11,320 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186651218] [2021-06-14 00:56:11,321 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1186651218] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 00:56:11,321 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 00:56:11,321 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-14 00:56:11,321 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949869781] [2021-06-14 00:56:11,321 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-14 00:56:11,321 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:56:11,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-14 00:56:11,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-14 00:56:11,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:11,322 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:56:11,322 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 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) [2021-06-14 00:56:11,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:11,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:11,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:11,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:11,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:11,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:11,389 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-14 00:56:11,389 INFO L430 AbstractCegarLoop]: === Iteration 4 === [de_allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 00:56:11,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:56:11,390 INFO L82 PathProgramCache]: Analyzing trace with hash 1868490442, now seen corresponding path program 1 times [2021-06-14 00:56:11,390 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:56:11,390 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164318129] [2021-06-14 00:56:11,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:56:11,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:56:11,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:56:11,438 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:56:11,438 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1164318129] [2021-06-14 00:56:11,438 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1164318129] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 00:56:11,438 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 00:56:11,438 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-14 00:56:11,438 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1273843835] [2021-06-14 00:56:11,439 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-14 00:56:11,439 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:56:11,439 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-14 00:56:11,439 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-14 00:56:11,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:11,439 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:56:11,440 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:56:11,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:11,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:11,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:11,440 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:11,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:11,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:11,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:11,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:11,470 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-14 00:56:11,470 INFO L430 AbstractCegarLoop]: === Iteration 5 === [de_allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 00:56:11,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:56:11,470 INFO L82 PathProgramCache]: Analyzing trace with hash 2089602491, now seen corresponding path program 1 times [2021-06-14 00:56:11,470 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:56:11,470 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [283337621] [2021-06-14 00:56:11,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:56:11,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:56:11,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:56:11,501 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:56:11,501 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [283337621] [2021-06-14 00:56:11,501 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [283337621] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 00:56:11,501 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 00:56:11,501 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-14 00:56:11,501 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090855303] [2021-06-14 00:56:11,501 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-14 00:56:11,501 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:56:11,502 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-14 00:56:11,502 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-14 00:56:11,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:11,502 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:56:11,502 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:56:11,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:11,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:11,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:11,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:11,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:11,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:11,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:11,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:11,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:11,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:11,582 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-14 00:56:11,587 INFO L301 ceAbstractionStarter]: Result for error location de_allocatorThread1of1ForFork0 was SAFE (1/5) [2021-06-14 00:56:11,588 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-14 00:56:11,592 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-14 00:56:11,593 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-14 00:56:11,593 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-14 00:56:11,593 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-14 00:56:11,593 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-14 00:56:11,593 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-14 00:56:11,593 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-14 00:56:11,593 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == allocator======== [2021-06-14 00:56:11,702 INFO L301 ceAbstractionStarter]: Result for error location allocator was SAFE (2/5) [2021-06-14 00:56:11,703 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-14 00:56:11,707 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-14 00:56:11,707 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-14 00:56:11,707 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-14 00:56:11,707 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-14 00:56:11,707 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-14 00:56:11,707 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-14 00:56:11,707 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-14 00:56:11,707 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == de_allocator======== [2021-06-14 00:56:11,823 INFO L301 ceAbstractionStarter]: Result for error location de_allocator was SAFE (3/5) [2021-06-14 00:56:11,824 INFO L255 AbstractCegarLoop]: Starting to check reachability of 2 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-14 00:56:11,832 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-14 00:56:11,832 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-14 00:56:11,833 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-14 00:56:11,833 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-14 00:56:11,833 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-14 00:56:11,833 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-14 00:56:11,833 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-14 00:56:11,833 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-14 00:56:11,958 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (4/5) [2021-06-14 00:56:11,959 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-06-14 00:56:11,973 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-14 00:56:11,973 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-14 00:56:11,973 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-14 00:56:11,973 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-14 00:56:11,973 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-14 00:56:11,974 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-14 00:56:11,974 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-14 00:56:11,974 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == allocatorThread1of1ForFork1======== [2021-06-14 00:56:11,976 INFO L430 AbstractCegarLoop]: === Iteration 1 === [allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 00:56:11,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:56:11,977 INFO L82 PathProgramCache]: Analyzing trace with hash -1362478323, now seen corresponding path program 1 times [2021-06-14 00:56:11,977 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:56:11,977 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19929443] [2021-06-14 00:56:11,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-14 00:56:11,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:56:12,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:56:12,029 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:56:12,030 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [19929443] [2021-06-14 00:56:12,030 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [19929443] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 00:56:12,030 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 00:56:12,030 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-14 00:56:12,030 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76611681] [2021-06-14 00:56:12,030 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-14 00:56:12,031 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:56:12,035 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-14 00:56:12,035 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-14 00:56:12,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:12,036 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:56:12,036 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:56:12,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:12,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:12,070 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-14 00:56:12,070 INFO L430 AbstractCegarLoop]: === Iteration 2 === [allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 00:56:12,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:56:12,070 INFO L82 PathProgramCache]: Analyzing trace with hash -1262003492, now seen corresponding path program 1 times [2021-06-14 00:56:12,070 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:56:12,071 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478618861] [2021-06-14 00:56:12,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:56:12,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:56:12,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:56:12,122 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:56:12,122 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478618861] [2021-06-14 00:56:12,122 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [478618861] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 00:56:12,122 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 00:56:12,122 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-14 00:56:12,123 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535208410] [2021-06-14 00:56:12,123 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-14 00:56:12,124 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:56:12,124 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-14 00:56:12,124 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-14 00:56:12,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:12,125 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:56:12,125 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:56:12,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:12,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:12,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:12,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:12,131 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-14 00:56:12,131 INFO L430 AbstractCegarLoop]: === Iteration 3 === [allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 00:56:12,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:56:12,131 INFO L82 PathProgramCache]: Analyzing trace with hash 97359983, now seen corresponding path program 1 times [2021-06-14 00:56:12,131 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:56:12,132 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1263916063] [2021-06-14 00:56:12,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:56:12,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:56:12,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:56:12,173 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:56:12,173 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1263916063] [2021-06-14 00:56:12,173 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1263916063] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 00:56:12,173 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 00:56:12,173 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-14 00:56:12,174 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1657328094] [2021-06-14 00:56:12,175 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-14 00:56:12,175 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:56:12,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-14 00:56:12,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-14 00:56:12,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:12,176 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:56:12,176 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 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) [2021-06-14 00:56:12,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:12,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:12,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:12,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:12,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:12,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:12,232 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-06-14 00:56:12,232 INFO L430 AbstractCegarLoop]: === Iteration 4 === [allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-06-14 00:56:12,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 00:56:12,232 INFO L82 PathProgramCache]: Analyzing trace with hash -648405443, now seen corresponding path program 1 times [2021-06-14 00:56:12,232 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 00:56:12,232 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1945687010] [2021-06-14 00:56:12,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 00:56:12,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 00:56:12,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 00:56:12,260 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 00:56:12,260 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1945687010] [2021-06-14 00:56:12,260 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1945687010] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 00:56:12,260 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 00:56:12,260 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-14 00:56:12,261 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [728768677] [2021-06-14 00:56:12,261 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-14 00:56:12,261 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 00:56:12,261 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-14 00:56:12,261 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-14 00:56:12,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:12,261 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 00:56:12,262 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 00:56:12,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:12,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:12,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:12,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 00:56:12,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:12,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:12,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 00:56:12,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-14 00:56:12,355 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-06-14 00:56:12,357 INFO L301 ceAbstractionStarter]: Result for error location allocatorThread1of1ForFork1 was SAFE (5/5) [2021-06-14 00:56:12,357 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-14 00:56:12,359 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.06 12:56:12 BasicIcfg [2021-06-14 00:56:12,359 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-14 00:56:12,360 INFO L168 Benchmark]: Toolchain (without parser) took 2534.44 ms. Allocated memory was 197.1 MB in the beginning and 238.0 MB in the end (delta: 40.9 MB). Free memory was 159.4 MB in the beginning and 102.8 MB in the end (delta: 56.6 MB). Peak memory consumption was 98.1 MB. Max. memory is 8.0 GB. [2021-06-14 00:56:12,360 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 197.1 MB. Free memory is still 177.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-14 00:56:12,361 INFO L168 Benchmark]: CACSL2BoogieTranslator took 352.25 ms. Allocated memory is still 197.1 MB. Free memory was 159.2 MB in the beginning and 158.8 MB in the end (delta: 378.3 kB). Peak memory consumption was 12.2 MB. Max. memory is 8.0 GB. [2021-06-14 00:56:12,361 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.35 ms. Allocated memory is still 197.1 MB. Free memory was 158.8 MB in the beginning and 156.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-06-14 00:56:12,364 INFO L168 Benchmark]: Boogie Preprocessor took 23.71 ms. Allocated memory is still 197.1 MB. Free memory was 156.7 MB in the beginning and 155.7 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-14 00:56:12,365 INFO L168 Benchmark]: RCFGBuilder took 386.29 ms. Allocated memory is still 197.1 MB. Free memory was 155.7 MB in the beginning and 129.5 MB in the end (delta: 26.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. [2021-06-14 00:56:12,365 INFO L168 Benchmark]: TraceAbstraction took 1735.51 ms. Allocated memory was 197.1 MB in the beginning and 238.0 MB in the end (delta: 40.9 MB). Free memory was 129.0 MB in the beginning and 102.8 MB in the end (delta: 26.2 MB). Peak memory consumption was 67.1 MB. Max. memory is 8.0 GB. [2021-06-14 00:56:12,366 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 197.1 MB. Free memory is still 177.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 352.25 ms. Allocated memory is still 197.1 MB. Free memory was 159.2 MB in the beginning and 158.8 MB in the end (delta: 378.3 kB). Peak memory consumption was 12.2 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 26.35 ms. Allocated memory is still 197.1 MB. Free memory was 158.8 MB in the beginning and 156.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 23.71 ms. Allocated memory is still 197.1 MB. Free memory was 156.7 MB in the beginning and 155.7 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 386.29 ms. Allocated memory is still 197.1 MB. Free memory was 155.7 MB in the beginning and 129.5 MB in the end (delta: 26.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1735.51 ms. Allocated memory was 197.1 MB in the beginning and 238.0 MB in the end (delta: 40.9 MB). Free memory was 129.0 MB in the beginning and 102.8 MB in the end (delta: 26.2 MB). Peak memory consumption was 67.1 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3420, positive: 3128, positive conditional: 3128, positive unconditional: 0, negative: 292, negative conditional: 292, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 3171, positive: 3128, positive conditional: 3128, positive unconditional: 0, negative: 43, negative conditional: 43, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 3171, positive: 3128, positive conditional: 0, positive unconditional: 3128, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 550, positive: 541, positive conditional: 0, positive unconditional: 541, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 550, positive: 533, positive conditional: 0, positive unconditional: 533, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 13, negative conditional: 4, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 78, positive: 19, positive conditional: 0, positive unconditional: 19, negative: 59, negative conditional: 8, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3171, positive: 2587, positive conditional: 0, positive unconditional: 2587, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 550, unknown conditional: 0, unknown unconditional: 550] , Statistics on independence cache: Total cache size (in pairs): 554, Positive cache size: 541, Positive conditional cache size: 0, Positive unconditional cache size: 541, Negative cache size: 13, Negative conditional cache size: 4, Negative unconditional cache size: 9, SemanticConditionEliminator.Independence Queries: [ total: 153, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 153, negative conditional: 13, negative unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 153, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 153, negative conditional: 13, negative unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 13, negative conditional: 4, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 78, positive: 19, positive conditional: 0, positive unconditional: 19, negative: 59, negative conditional: 8, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 153, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 149, negative conditional: 9, negative unconditional: 140, unknown: 4, unknown conditional: 4, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 554, Positive cache size: 541, Positive conditional cache size: 0, Positive unconditional cache size: 541, Negative cache size: 13, Negative conditional cache size: 4, Negative unconditional cache size: 9, Eliminated conditions: 140, SemanticConditionEliminator.Independence Queries: [ total: 153, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 153, negative conditional: 13, negative unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 153, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 153, negative conditional: 13, negative unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 13, negative conditional: 4, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 78, positive: 19, positive conditional: 0, positive unconditional: 19, negative: 59, negative conditional: 8, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 153, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 149, negative conditional: 9, negative unconditional: 140, unknown: 4, unknown conditional: 4, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 554, Positive cache size: 541, Positive conditional cache size: 0, Positive unconditional cache size: 541, Negative cache size: 13, Negative conditional cache size: 4, Negative unconditional cache size: 9, Eliminated conditions: 140, SemanticConditionEliminator.Independence Queries: [ total: 153, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 153, negative conditional: 13, negative unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 153, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 153, negative conditional: 13, negative unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 13, negative conditional: 4, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 78, positive: 19, positive conditional: 0, positive unconditional: 19, negative: 59, negative conditional: 8, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 153, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 149, negative conditional: 9, negative unconditional: 140, unknown: 4, unknown conditional: 4, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 554, Positive cache size: 541, Positive conditional cache size: 0, Positive unconditional cache size: 541, Negative cache size: 13, Negative conditional cache size: 4, Negative unconditional cache size: 9, Eliminated conditions: 140, SemanticConditionEliminator.Independence Queries: [ total: 153, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 153, negative conditional: 13, negative unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 153, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 153, negative conditional: 13, negative unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 13, negative conditional: 4, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 78, positive: 19, positive conditional: 0, positive unconditional: 19, negative: 59, negative conditional: 8, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 153, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 149, negative conditional: 9, negative unconditional: 140, unknown: 4, unknown conditional: 4, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 554, Positive cache size: 541, Positive conditional cache size: 0, Positive unconditional cache size: 541, Negative cache size: 13, Negative conditional cache size: 4, Negative unconditional cache size: 9, Eliminated conditions: 140, SemanticConditionEliminator.Independence Queries: [ total: 153, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 153, negative conditional: 13, negative unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 153, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 153, negative conditional: 13, negative unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 13, negative conditional: 4, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 78, positive: 19, positive conditional: 0, positive unconditional: 19, negative: 59, negative conditional: 8, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 153, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 149, negative conditional: 9, negative unconditional: 140, unknown: 4, unknown conditional: 4, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 554, Positive cache size: 541, Positive conditional cache size: 0, Positive unconditional cache size: 541, Negative cache size: 13, Negative conditional cache size: 4, Negative unconditional cache size: 9, Eliminated conditions: 140 ], Maximal queried relation: 5, Independence queries for same thread: 249 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4351, positive: 3820, positive conditional: 3820, positive unconditional: 0, negative: 531, negative conditional: 531, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 3867, positive: 3820, positive conditional: 3820, positive unconditional: 0, negative: 47, negative conditional: 47, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 3867, positive: 3820, positive conditional: 0, positive unconditional: 3820, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 787, positive: 774, positive conditional: 0, positive unconditional: 774, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 787, positive: 764, positive conditional: 0, positive unconditional: 764, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 23, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 23, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 56, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3867, positive: 3046, positive conditional: 0, positive unconditional: 3046, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 787, unknown conditional: 0, unknown unconditional: 787] , Statistics on independence cache: Total cache size (in pairs): 787, Positive cache size: 774, Positive conditional cache size: 0, Positive unconditional cache size: 774, Negative cache size: 13, Negative conditional cache size: 0, Negative unconditional cache size: 13 ], Maximal queried relation: 0, Independence queries for same thread: 484 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4351, positive: 3820, positive conditional: 3820, positive unconditional: 0, negative: 531, negative conditional: 531, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 3867, positive: 3820, positive conditional: 3820, positive unconditional: 0, negative: 47, negative conditional: 47, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 3867, positive: 3820, positive conditional: 0, positive unconditional: 3820, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 787, positive: 774, positive conditional: 0, positive unconditional: 774, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 787, positive: 764, positive conditional: 0, positive unconditional: 764, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 23, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 23, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 59, positive: 14, positive conditional: 0, positive unconditional: 14, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3867, positive: 3046, positive conditional: 0, positive unconditional: 3046, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 787, unknown conditional: 0, unknown unconditional: 787] , Statistics on independence cache: Total cache size (in pairs): 787, Positive cache size: 774, Positive conditional cache size: 0, Positive unconditional cache size: 774, Negative cache size: 13, Negative conditional cache size: 0, Negative unconditional cache size: 13 ], Maximal queried relation: 0, Independence queries for same thread: 484 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4351, positive: 3820, positive conditional: 3820, positive unconditional: 0, negative: 531, negative conditional: 531, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 3867, positive: 3820, positive conditional: 3820, positive unconditional: 0, negative: 47, negative conditional: 47, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 3867, positive: 3820, positive conditional: 0, positive unconditional: 3820, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 787, positive: 774, positive conditional: 0, positive unconditional: 774, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 787, positive: 764, positive conditional: 0, positive unconditional: 764, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 23, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 23, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 50, positive: 16, positive conditional: 0, positive unconditional: 16, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3867, positive: 3046, positive conditional: 0, positive unconditional: 3046, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 787, unknown conditional: 0, unknown unconditional: 787] , Statistics on independence cache: Total cache size (in pairs): 787, Positive cache size: 774, Positive conditional cache size: 0, Positive unconditional cache size: 774, Negative cache size: 13, Negative conditional cache size: 0, Negative unconditional cache size: 13 ], Maximal queried relation: 0, Independence queries for same thread: 484 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2367, positive: 2148, positive conditional: 2148, positive unconditional: 0, negative: 219, negative conditional: 219, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 2178, positive: 2148, positive conditional: 2148, positive unconditional: 0, negative: 30, negative conditional: 30, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 2178, positive: 2148, positive conditional: 0, positive unconditional: 2148, negative: 30, negative conditional: 0, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 566, positive: 556, positive conditional: 0, positive unconditional: 556, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 566, positive: 547, positive conditional: 0, positive unconditional: 547, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 23, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 14, negative conditional: 4, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 63, positive: 13, positive conditional: 0, positive unconditional: 13, negative: 49, negative conditional: 13, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2178, positive: 1592, positive conditional: 0, positive unconditional: 1592, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 566, unknown conditional: 0, unknown unconditional: 566] , Statistics on independence cache: Total cache size (in pairs): 570, Positive cache size: 556, Positive conditional cache size: 0, Positive unconditional cache size: 556, Negative cache size: 14, Negative conditional cache size: 4, Negative unconditional cache size: 10, SemanticConditionEliminator.Independence Queries: [ total: 99, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 99, negative conditional: 12, negative unconditional: 87, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 99, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 99, negative conditional: 12, negative unconditional: 87, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 23, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 14, negative conditional: 4, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 63, positive: 13, positive conditional: 0, positive unconditional: 13, negative: 49, negative conditional: 13, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 99, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 95, negative conditional: 8, negative unconditional: 87, unknown: 4, unknown conditional: 4, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 570, Positive cache size: 556, Positive conditional cache size: 0, Positive unconditional cache size: 556, Negative cache size: 14, Negative conditional cache size: 4, Negative unconditional cache size: 10, Eliminated conditions: 87, SemanticConditionEliminator.Independence Queries: [ total: 99, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 99, negative conditional: 12, negative unconditional: 87, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 99, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 99, negative conditional: 12, negative unconditional: 87, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 23, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 14, negative conditional: 4, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 63, positive: 13, positive conditional: 0, positive unconditional: 13, negative: 49, negative conditional: 13, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 99, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 95, negative conditional: 8, negative unconditional: 87, unknown: 4, unknown conditional: 4, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 570, Positive cache size: 556, Positive conditional cache size: 0, Positive unconditional cache size: 556, Negative cache size: 14, Negative conditional cache size: 4, Negative unconditional cache size: 10, Eliminated conditions: 87, SemanticConditionEliminator.Independence Queries: [ total: 99, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 99, negative conditional: 12, negative unconditional: 87, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 99, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 99, negative conditional: 12, negative unconditional: 87, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 23, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 14, negative conditional: 4, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 63, positive: 13, positive conditional: 0, positive unconditional: 13, negative: 49, negative conditional: 13, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 99, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 95, negative conditional: 8, negative unconditional: 87, unknown: 4, unknown conditional: 4, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 570, Positive cache size: 556, Positive conditional cache size: 0, Positive unconditional cache size: 556, Negative cache size: 14, Negative conditional cache size: 4, Negative unconditional cache size: 10, Eliminated conditions: 87, SemanticConditionEliminator.Independence Queries: [ total: 99, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 99, negative conditional: 12, negative unconditional: 87, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 99, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 99, negative conditional: 12, negative unconditional: 87, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 23, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 14, negative conditional: 4, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 63, positive: 13, positive conditional: 0, positive unconditional: 13, negative: 49, negative conditional: 13, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 99, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 95, negative conditional: 8, negative unconditional: 87, unknown: 4, unknown conditional: 4, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 570, Positive cache size: 556, Positive conditional cache size: 0, Positive unconditional cache size: 556, Negative cache size: 14, Negative conditional cache size: 4, Negative unconditional cache size: 10, Eliminated conditions: 87 ], Maximal queried relation: 4, Independence queries for same thread: 189 - PositiveResult [Line: 710]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 702]: 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: de_allocatorThread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 123 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 890.6ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 8.2ms, PartialOrderReductionTime: 406.7ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 15, 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: 12.7ms SsaConstructionTime, 75.8ms SatisfiabilityAnalysisTime, 258.3ms InterpolantComputationTime, 308 NumberOfCodeBlocks, 308 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 303 ConstructedInterpolants, 0 QuantifiedInterpolants, 421 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: allocator with 1 thread instances CFG has 5 procedures, 123 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 113.4ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.7ms, PartialOrderReductionTime: 106.8ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: de_allocator with 1 thread instances CFG has 5 procedures, 123 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 119.2ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.0ms, PartialOrderReductionTime: 109.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 123 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 133.1ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.9ms, PartialOrderReductionTime: 123.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: allocatorThread1of1ForFork1 with 1 thread instances CFG has 5 procedures, 123 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 396.9ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.1ms, PartialOrderReductionTime: 189.2ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 14, 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: 7.9ms SsaConstructionTime, 32.2ms SatisfiabilityAnalysisTime, 112.8ms InterpolantComputationTime, 238 NumberOfCodeBlocks, 238 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 234 ConstructedInterpolants, 0 QuantifiedInterpolants, 354 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...