/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-atomic/time_var_mutex.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-87fd7473a0bda1db0ad7f77f2116346063730f21-87fd747 [2021-08-23 00:22:57,908 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-23 00:22:57,910 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-23 00:22:57,936 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-08-23 00:22:57,976 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf [2021-08-23 00:22:58,030 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-23 00:22:58,031 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-23 00:22:58,031 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-23 00:22:58,031 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-23 00:22:58,034 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-23 00:22:58,034 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-23 00:22:58,034 INFO L138 SettingsManager]: * Use SBE=true [2021-08-23 00:22:58,034 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-23 00:22:58,034 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-23 00:22:58,035 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-23 00:22:58,035 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-23 00:22:58,036 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-23 00:22:58,036 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-23 00:22:58,036 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-23 00:22:58,036 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-23 00:22:58,036 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-23 00:22:58,036 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-23 00:22:58,036 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-23 00:22:58,037 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-23 00:22:58,037 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-23 00:22:58,037 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-23 00:22:58,037 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-23 00:22:58,038 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-23 00:22:58,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-23 00:22:58,038 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-23 00:22:58,038 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-23 00:22:58,038 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-23 00:22:58,038 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-23 00:22:58,039 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-08-23 00:22:58,039 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-23 00:22:58,039 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-23 00:22:58,039 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-08-23 00:22:58,039 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-23 00:22:58,040 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-08-23 00:22:58,040 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-08-23 00:22:58,040 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-23 00:22:58,377 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-23 00:22:58,395 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-23 00:22:58,397 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-23 00:22:58,398 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-23 00:22:58,399 INFO L275 PluginConnector]: CDTParser initialized [2021-08-23 00:22:58,400 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/time_var_mutex.i [2021-08-23 00:22:58,457 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/629bac045/c757fbc18e4342bfa8cac2dbf21e8894/FLAG3918ccf30 [2021-08-23 00:22:59,005 INFO L306 CDTParser]: Found 1 translation units. [2021-08-23 00:22:59,005 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/time_var_mutex.i [2021-08-23 00:22:59,036 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/629bac045/c757fbc18e4342bfa8cac2dbf21e8894/FLAG3918ccf30 [2021-08-23 00:22:59,427 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/629bac045/c757fbc18e4342bfa8cac2dbf21e8894 [2021-08-23 00:22:59,433 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-23 00:22:59,435 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-23 00:22:59,436 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-23 00:22:59,436 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-23 00:22:59,439 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-23 00:22:59,439 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 12:22:59" (1/1) ... [2021-08-23 00:22:59,440 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cef11e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 12:22:59, skipping insertion in model container [2021-08-23 00:22:59,441 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 12:22:59" (1/1) ... [2021-08-23 00:22:59,451 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-23 00:22:59,494 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-23 00:22:59,754 WARN L228 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] [2021-08-23 00:22:59,768 WARN L228 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] [2021-08-23 00:22:59,800 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-23 00:22:59,808 INFO L203 MainTranslator]: Completed pre-run [2021-08-23 00:22:59,835 WARN L228 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] [2021-08-23 00:22:59,836 WARN L228 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] [2021-08-23 00:22:59,839 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-23 00:22:59,872 INFO L208 MainTranslator]: Completed translation [2021-08-23 00:22:59,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 12:22:59 WrapperNode [2021-08-23 00:22:59,873 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-23 00:22:59,873 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-23 00:22:59,874 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-23 00:22:59,874 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-23 00:22:59,879 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 12:22:59" (1/1) ... [2021-08-23 00:22:59,891 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 12:22:59" (1/1) ... [2021-08-23 00:22:59,908 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-23 00:22:59,909 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-23 00:22:59,909 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-23 00:22:59,909 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-23 00:22:59,915 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 12:22:59" (1/1) ... [2021-08-23 00:22:59,915 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 12:22:59" (1/1) ... [2021-08-23 00:22:59,918 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 12:22:59" (1/1) ... [2021-08-23 00:22:59,918 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 12:22:59" (1/1) ... [2021-08-23 00:22:59,923 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 12:22:59" (1/1) ... [2021-08-23 00:22:59,925 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 12:22:59" (1/1) ... [2021-08-23 00:22:59,926 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 12:22:59" (1/1) ... [2021-08-23 00:22:59,928 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-23 00:22:59,929 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-23 00:22:59,929 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-23 00:22:59,929 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-23 00:22:59,930 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 12:22:59" (1/1) ... [2021-08-23 00:22:59,935 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-23 00:22:59,942 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 00:22:59,954 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-08-23 00:22:59,980 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-08-23 00:22:59,999 INFO L130 BoogieDeclarations]: Found specification of procedure allocator [2021-08-23 00:22:59,999 INFO L138 BoogieDeclarations]: Found implementation of procedure allocator [2021-08-23 00:22:59,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-08-23 00:23:00,001 INFO L130 BoogieDeclarations]: Found specification of procedure de_allocator [2021-08-23 00:23:00,001 INFO L138 BoogieDeclarations]: Found implementation of procedure de_allocator [2021-08-23 00:23:00,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-23 00:23:00,001 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-08-23 00:23:00,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-23 00:23:00,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-23 00:23:00,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-23 00:23:00,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-23 00:23:00,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-23 00:23:00,004 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-23 00:23:00,318 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-23 00:23:00,318 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2021-08-23 00:23:00,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.08 12:23:00 BoogieIcfgContainer [2021-08-23 00:23:00,320 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-23 00:23:00,322 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-23 00:23:00,322 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-23 00:23:00,324 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-23 00:23:00,325 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.08 12:22:59" (1/3) ... [2021-08-23 00:23:00,325 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@208f58e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.08 12:23:00, skipping insertion in model container [2021-08-23 00:23:00,325 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 12:22:59" (2/3) ... [2021-08-23 00:23:00,326 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@208f58e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.08 12:23:00, skipping insertion in model container [2021-08-23 00:23:00,326 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.08 12:23:00" (3/3) ... [2021-08-23 00:23:00,327 INFO L111 eAbstractionObserver]: Analyzing ICFG time_var_mutex.i [2021-08-23 00:23:00,331 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-23 00:23:00,332 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-23 00:23:00,332 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-08-23 00:23:00,332 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-23 00:23:00,366 WARN L313 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,367 WARN L313 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,367 WARN L313 ript$VariableManager]: TermVariabe allocatorThread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,367 WARN L313 ript$VariableManager]: TermVariabe allocatorThread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,367 WARN L313 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,367 WARN L313 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,367 WARN L313 ript$VariableManager]: TermVariabe allocatorThread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,367 WARN L313 ript$VariableManager]: TermVariabe allocatorThread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,368 WARN L313 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,368 WARN L313 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,368 WARN L313 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,368 WARN L313 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,368 WARN L313 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,369 WARN L313 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,369 WARN L313 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,369 WARN L313 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,375 WARN L313 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,375 WARN L313 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,375 WARN L313 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,375 WARN L313 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,376 WARN L313 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork0_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,376 WARN L313 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork0_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,376 WARN L313 ript$VariableManager]: TermVariabe de_allocatorThread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,376 WARN L313 ript$VariableManager]: TermVariabe de_allocatorThread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,376 WARN L313 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork0_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,377 WARN L313 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork0_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,377 WARN L313 ript$VariableManager]: TermVariabe de_allocatorThread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,377 WARN L313 ript$VariableManager]: TermVariabe de_allocatorThread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,377 WARN L313 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,377 WARN L313 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,377 WARN L313 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,378 WARN L313 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,378 WARN L313 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,378 WARN L313 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,378 WARN L313 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,378 WARN L313 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,381 WARN L313 ript$VariableManager]: TermVariabe de_allocatorThread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,382 WARN L313 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,382 WARN L313 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,382 WARN L313 ript$VariableManager]: TermVariabe |de_allocatorThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,382 WARN L313 ript$VariableManager]: TermVariabe de_allocatorThread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,391 WARN L313 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,391 WARN L313 ript$VariableManager]: TermVariabe allocatorThread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,391 WARN L313 ript$VariableManager]: TermVariabe allocatorThread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,392 WARN L313 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,392 WARN L313 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,392 WARN L313 ript$VariableManager]: TermVariabe |allocatorThread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-23 00:23:00,411 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-08-23 00:23:00,462 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-23 00:23:00,462 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 00:23:00,464 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-23 00:23:00,474 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-08-23 00:23:00,497 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == de_allocatorThread1of1ForFork0 ======== [2021-08-23 00:23:00,502 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-23 00:23:00,503 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-08-23 00:23:00,846 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting de_allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION === [de_allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 00:23:00,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:23:00,850 INFO L82 PathProgramCache]: Analyzing trace with hash -1937922960, now seen corresponding path program 1 times [2021-08-23 00:23:00,870 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:23:00,871 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1704221248] [2021-08-23 00:23:00,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:23:00,871 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:23:01,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:23:01,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 00:23:01,227 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:23:01,227 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1704221248] [2021-08-23 00:23:01,228 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1704221248] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 00:23:01,228 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 00:23:01,229 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-23 00:23:01,230 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1175227871] [2021-08-23 00:23:01,236 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-23 00:23:01,236 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:23:01,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-23 00:23:01,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-23 00:23:01,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:23:01,255 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:23:01,256 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 6 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) [2021-08-23 00:23:01,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:23:01,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 00:23:01,370 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-23 00:23:01,370 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting de_allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION === [de_allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 00:23:01,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:23:01,374 INFO L82 PathProgramCache]: Analyzing trace with hash -2111741938, now seen corresponding path program 1 times [2021-08-23 00:23:01,374 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:23:01,374 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1461875396] [2021-08-23 00:23:01,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:23:01,375 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:23:01,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:23:01,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 00:23:01,499 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:23:01,500 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1461875396] [2021-08-23 00:23:01,500 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1461875396] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 00:23:01,500 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 00:23:01,500 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-23 00:23:01,500 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513561017] [2021-08-23 00:23:01,501 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-23 00:23:01,502 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:23:01,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-23 00:23:01,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-23 00:23:01,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:23:01,502 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:23:01,503 INFO L471 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) [2021-08-23 00:23:01,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 00:23:01,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:23:01,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 00:23:01,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:23:01,601 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-23 00:23:01,601 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting de_allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION === [de_allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 00:23:01,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:23:01,602 INFO L82 PathProgramCache]: Analyzing trace with hash 516132646, now seen corresponding path program 2 times [2021-08-23 00:23:01,602 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:23:01,602 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1944053573] [2021-08-23 00:23:01,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:23:01,603 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:23:01,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:23:01,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 00:23:01,648 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:23:01,649 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1944053573] [2021-08-23 00:23:01,649 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1944053573] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 00:23:01,649 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 00:23:01,650 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-23 00:23:01,650 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1885915094] [2021-08-23 00:23:01,651 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-23 00:23:01,651 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:23:01,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-23 00:23:01,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-23 00:23:01,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:23:01,652 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:23:01,652 INFO L471 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) [2021-08-23 00:23:01,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 00:23:01,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:23:01,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:23:01,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 00:23:01,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:23:01,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:23:01,678 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-23 00:23:01,679 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting de_allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION === [de_allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 00:23:01,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:23:01,679 INFO L82 PathProgramCache]: Analyzing trace with hash -1151068591, now seen corresponding path program 1 times [2021-08-23 00:23:01,680 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:23:01,680 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016977796] [2021-08-23 00:23:01,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:23:01,681 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:23:01,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:23:01,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 00:23:01,734 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:23:01,734 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016977796] [2021-08-23 00:23:01,734 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2016977796] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 00:23:01,734 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 00:23:01,734 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-23 00:23:01,734 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263144549] [2021-08-23 00:23:01,735 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-23 00:23:01,735 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:23:01,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-23 00:23:01,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-23 00:23:01,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:23:01,736 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:23:01,736 INFO L471 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) [2021-08-23 00:23:01,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 00:23:01,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:23:01,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:23:01,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:23:01,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 00:23:01,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:23:01,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:23:01,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:23:01,761 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-23 00:23:01,762 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting de_allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION === [de_allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 00:23:01,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:23:01,762 INFO L82 PathProgramCache]: Analyzing trace with hash -1465344366, now seen corresponding path program 1 times [2021-08-23 00:23:01,762 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:23:01,763 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608097043] [2021-08-23 00:23:01,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:23:01,763 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:23:01,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:23:01,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 00:23:01,822 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:23:01,822 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608097043] [2021-08-23 00:23:01,823 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1608097043] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 00:23:01,823 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 00:23:01,823 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-23 00:23:01,823 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [863789543] [2021-08-23 00:23:01,823 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-23 00:23:01,824 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:23:01,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-23 00:23:01,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-23 00:23:01,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:23:01,825 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:23:01,825 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-23 00:23:01,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 00:23:01,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:23:01,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:23:01,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:23:01,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:23:01,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 00:23:01,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:23:01,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:23:01,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:23:01,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:23:01,867 INFO L764 garLoopResultBuilder]: Registering result SAFE for location de_allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-23 00:23:01,867 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-23 00:23:01,875 INFO L308 ceAbstractionStarter]: Result for error location de_allocatorThread1of1ForFork0 was SAFE (1/3) [2021-08-23 00:23:01,877 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-23 00:23:01,877 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 00:23:01,878 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-23 00:23:01,880 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2021-08-23 00:23:01,882 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-08-23 00:23:01,883 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-23 00:23:01,883 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-08-23 00:23:01,949 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-23 00:23:01,949 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION [2021-08-23 00:23:01,951 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE (2/3) [2021-08-23 00:23:01,952 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-23 00:23:01,953 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-23 00:23:01,954 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-23 00:23:01,955 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2021-08-23 00:23:01,960 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == allocatorThread1of1ForFork1 ======== [2021-08-23 00:23:01,961 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-23 00:23:01,961 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-08-23 00:23:02,054 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION === [allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 00:23:02,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:23:02,055 INFO L82 PathProgramCache]: Analyzing trace with hash -1231065491, now seen corresponding path program 1 times [2021-08-23 00:23:02,055 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:23:02,056 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851811568] [2021-08-23 00:23:02,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:23:02,056 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:23:02,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:23:02,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 00:23:02,152 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:23:02,152 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [851811568] [2021-08-23 00:23:02,153 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [851811568] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 00:23:02,153 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 00:23:02,155 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-23 00:23:02,155 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [528359420] [2021-08-23 00:23:02,156 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-23 00:23:02,156 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:23:02,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-23 00:23:02,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-23 00:23:02,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:23:02,158 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:23:02,158 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 6 states have internal predecessors, (63), 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) [2021-08-23 00:23:02,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:23:02,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 00:23:02,233 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-23 00:23:02,233 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION === [allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 00:23:02,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:23:02,234 INFO L82 PathProgramCache]: Analyzing trace with hash -1030129269, now seen corresponding path program 1 times [2021-08-23 00:23:02,235 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:23:02,235 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224039899] [2021-08-23 00:23:02,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:23:02,235 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:23:02,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:23:02,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 00:23:02,292 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:23:02,292 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1224039899] [2021-08-23 00:23:02,292 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1224039899] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 00:23:02,293 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 00:23:02,293 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-23 00:23:02,293 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1376036651] [2021-08-23 00:23:02,294 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-23 00:23:02,295 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:23:02,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-23 00:23:02,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-23 00:23:02,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:23:02,295 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:23:02,296 INFO L471 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) [2021-08-23 00:23:02,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 00:23:02,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:23:02,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 00:23:02,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:23:02,315 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-23 00:23:02,316 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION === [allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 00:23:02,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:23:02,316 INFO L82 PathProgramCache]: Analyzing trace with hash -1030099447, now seen corresponding path program 1 times [2021-08-23 00:23:02,316 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:23:02,316 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234960956] [2021-08-23 00:23:02,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:23:02,317 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:23:02,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:23:02,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 00:23:02,357 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:23:02,357 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1234960956] [2021-08-23 00:23:02,357 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1234960956] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 00:23:02,357 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 00:23:02,357 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-23 00:23:02,357 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585910785] [2021-08-23 00:23:02,358 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-23 00:23:02,359 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:23:02,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-23 00:23:02,359 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-23 00:23:02,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:23:02,359 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:23:02,359 INFO L471 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) [2021-08-23 00:23:02,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 00:23:02,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:23:02,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:23:02,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 00:23:02,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:23:02,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:23:02,408 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-23 00:23:02,409 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION === [allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 00:23:02,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:23:02,410 INFO L82 PathProgramCache]: Analyzing trace with hash 530985286, now seen corresponding path program 1 times [2021-08-23 00:23:02,412 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:23:02,413 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931822349] [2021-08-23 00:23:02,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:23:02,413 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:23:02,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:23:02,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 00:23:02,454 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:23:02,454 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [931822349] [2021-08-23 00:23:02,454 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [931822349] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 00:23:02,454 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 00:23:02,455 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-23 00:23:02,455 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [499118632] [2021-08-23 00:23:02,456 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-23 00:23:02,456 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:23:02,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-23 00:23:02,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-23 00:23:02,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:23:02,457 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:23:02,457 INFO L471 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) [2021-08-23 00:23:02,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 00:23:02,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:23:02,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:23:02,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:23:02,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 00:23:02,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:23:02,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:23:02,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:23:02,468 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-23 00:23:02,468 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION === [allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-23 00:23:02,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-23 00:23:02,468 INFO L82 PathProgramCache]: Analyzing trace with hash 530995423, now seen corresponding path program 1 times [2021-08-23 00:23:02,469 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-23 00:23:02,469 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1277371137] [2021-08-23 00:23:02,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-23 00:23:02,469 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-23 00:23:02,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-23 00:23:02,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-23 00:23:02,535 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-23 00:23:02,535 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1277371137] [2021-08-23 00:23:02,536 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1277371137] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-23 00:23:02,537 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-23 00:23:02,537 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-23 00:23:02,537 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [312438401] [2021-08-23 00:23:02,537 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-23 00:23:02,537 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-23 00:23:02,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-23 00:23:02,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-23 00:23:02,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:23:02,538 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-23 00:23:02,538 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 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) [2021-08-23 00:23:02,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-23 00:23:02,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:23:02,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:23:02,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:23:02,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-23 00:23:02,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-23 00:23:02,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:23:02,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:23:02,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-23 00:23:02,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-23 00:23:02,649 INFO L764 garLoopResultBuilder]: Registering result SAFE for location allocatorErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-23 00:23:02,649 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-08-23 00:23:02,650 INFO L308 ceAbstractionStarter]: Result for error location allocatorThread1of1ForFork1 was SAFE (3/3) [2021-08-23 00:23:02,651 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-23 00:23:02,651 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-23 00:23:02,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.08 12:23:02 BasicIcfg [2021-08-23 00:23:02,653 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-23 00:23:02,655 INFO L168 Benchmark]: Toolchain (without parser) took 3219.33 ms. Allocated memory was 200.3 MB in the beginning and 253.8 MB in the end (delta: 53.5 MB). Free memory was 164.8 MB in the beginning and 221.2 MB in the end (delta: -56.4 MB). Peak memory consumption was 95.1 MB. Max. memory is 8.0 GB. [2021-08-23 00:23:02,655 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 200.3 MB. Free memory is still 182.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-08-23 00:23:02,656 INFO L168 Benchmark]: CACSL2BoogieTranslator took 436.84 ms. Allocated memory is still 200.3 MB. Free memory was 164.6 MB in the beginning and 175.8 MB in the end (delta: -11.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2021-08-23 00:23:02,656 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.66 ms. Allocated memory is still 200.3 MB. Free memory was 175.3 MB in the beginning and 173.7 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-08-23 00:23:02,657 INFO L168 Benchmark]: Boogie Preprocessor took 19.75 ms. Allocated memory is still 200.3 MB. Free memory was 173.7 MB in the beginning and 172.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-08-23 00:23:02,658 INFO L168 Benchmark]: RCFGBuilder took 391.01 ms. Allocated memory is still 200.3 MB. Free memory was 172.1 MB in the beginning and 147.0 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 8.0 GB. [2021-08-23 00:23:02,658 INFO L168 Benchmark]: TraceAbstraction took 2331.63 ms. Allocated memory was 200.3 MB in the beginning and 253.8 MB in the end (delta: 53.5 MB). Free memory was 146.4 MB in the beginning and 221.2 MB in the end (delta: -74.8 MB). Peak memory consumption was 77.2 MB. Max. memory is 8.0 GB. [2021-08-23 00:23:02,659 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 200.3 MB. Free memory is still 182.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 436.84 ms. Allocated memory is still 200.3 MB. Free memory was 164.6 MB in the beginning and 175.8 MB in the end (delta: -11.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 34.66 ms. Allocated memory is still 200.3 MB. Free memory was 175.3 MB in the beginning and 173.7 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 19.75 ms. Allocated memory is still 200.3 MB. Free memory was 173.7 MB in the beginning and 172.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 391.01 ms. Allocated memory is still 200.3 MB. Free memory was 172.1 MB in the beginning and 147.0 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2331.63 ms. Allocated memory was 200.3 MB in the beginning and 253.8 MB in the end (delta: 53.5 MB). Free memory was 146.4 MB in the beginning and 221.2 MB in the end (delta: -74.8 MB). Peak memory consumption was 77.2 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: 1962, positive: 1877, positive conditional: 980, positive unconditional: 897, negative: 85, negative conditional: 70, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1920, positive: 1877, positive conditional: 980, positive unconditional: 897, negative: 43, negative conditional: 28, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1920, positive: 1877, positive conditional: 980, positive unconditional: 897, negative: 43, negative conditional: 28, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1960, positive: 1877, positive conditional: 932, positive unconditional: 945, negative: 83, negative conditional: 40, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1960, positive: 1877, positive conditional: 208, positive unconditional: 1669, negative: 83, negative conditional: 9, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1960, positive: 1877, positive conditional: 208, positive unconditional: 1669, negative: 83, negative conditional: 9, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 924, positive: 907, positive conditional: 2, positive unconditional: 905, negative: 17, negative conditional: 2, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 924, positive: 898, positive conditional: 0, positive unconditional: 898, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 26, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 17, negative conditional: 2, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 234, positive: 92, positive conditional: 0, positive unconditional: 92, negative: 142, negative conditional: 5, negative unconditional: 137, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1960, positive: 970, positive conditional: 206, positive unconditional: 764, negative: 66, negative conditional: 7, negative unconditional: 59, unknown: 924, unknown conditional: 4, unknown unconditional: 920] , Statistics on independence cache: Total cache size (in pairs): 924, Positive cache size: 907, Positive conditional cache size: 2, Positive unconditional cache size: 905, Negative cache size: 17, Negative conditional cache size: 2, Negative unconditional cache size: 15, Eliminated conditions: 755, Maximal queried relation: 3, Independence queries for same thread: 42 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 329, Number of persistent set computation: 254, Number of trivial persistent sets: 197, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 912, positive: 897, positive conditional: 0, positive unconditional: 897, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1962, positive: 1877, positive conditional: 980, positive unconditional: 897, negative: 85, negative conditional: 70, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1920, positive: 1877, positive conditional: 980, positive unconditional: 897, negative: 43, negative conditional: 28, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1920, positive: 1877, positive conditional: 980, positive unconditional: 897, negative: 43, negative conditional: 28, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1960, positive: 1877, positive conditional: 932, positive unconditional: 945, negative: 83, negative conditional: 40, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1960, positive: 1877, positive conditional: 208, positive unconditional: 1669, negative: 83, negative conditional: 9, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1960, positive: 1877, positive conditional: 208, positive unconditional: 1669, negative: 83, negative conditional: 9, negative unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 924, positive: 907, positive conditional: 2, positive unconditional: 905, negative: 17, negative conditional: 2, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 924, positive: 898, positive conditional: 0, positive unconditional: 898, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 26, positive: 9, positive conditional: 0, positive unconditional: 9, negative: 17, negative conditional: 2, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 234, positive: 92, positive conditional: 0, positive unconditional: 92, negative: 142, negative conditional: 5, negative unconditional: 137, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1960, positive: 970, positive conditional: 206, positive unconditional: 764, negative: 66, negative conditional: 7, negative unconditional: 59, unknown: 924, unknown conditional: 4, unknown unconditional: 920] , Statistics on independence cache: Total cache size (in pairs): 924, Positive cache size: 907, Positive conditional cache size: 2, Positive unconditional cache size: 905, Negative cache size: 17, Negative conditional cache size: 2, Negative unconditional cache size: 15, Eliminated conditions: 755, Maximal queried relation: 3, Independence queries for same thread: 42 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 541, positive: 528, positive conditional: 39, positive unconditional: 489, negative: 13, negative conditional: 6, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 535, positive: 528, positive conditional: 39, positive unconditional: 489, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 535, positive: 528, positive conditional: 39, positive unconditional: 489, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 535, positive: 528, positive conditional: 0, positive unconditional: 528, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 535, positive: 528, positive conditional: 0, positive unconditional: 528, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 535, positive: 528, positive conditional: 0, positive unconditional: 528, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 496, positive: 489, positive conditional: 0, positive unconditional: 489, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 496, positive: 487, positive conditional: 0, positive unconditional: 487, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 9, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 49, positive: 30, positive conditional: 0, positive unconditional: 30, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 535, positive: 39, positive conditional: 0, positive unconditional: 39, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 496, unknown conditional: 0, unknown unconditional: 496] , Statistics on independence cache: Total cache size (in pairs): 496, Positive cache size: 489, Positive conditional cache size: 0, Positive unconditional cache size: 489, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 6 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 56, Number of persistent set computation: 71, Number of trivial persistent sets: 61, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 496, positive: 489, positive conditional: 0, positive unconditional: 489, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 541, positive: 528, positive conditional: 39, positive unconditional: 489, negative: 13, negative conditional: 6, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 535, positive: 528, positive conditional: 39, positive unconditional: 489, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 535, positive: 528, positive conditional: 39, positive unconditional: 489, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 535, positive: 528, positive conditional: 0, positive unconditional: 528, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 535, positive: 528, positive conditional: 0, positive unconditional: 528, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 535, positive: 528, positive conditional: 0, positive unconditional: 528, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 496, positive: 489, positive conditional: 0, positive unconditional: 489, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 496, positive: 487, positive conditional: 0, positive unconditional: 487, negative: 9, negative conditional: 0, negative unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 9, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 49, positive: 30, positive conditional: 0, positive unconditional: 30, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 535, positive: 39, positive conditional: 0, positive unconditional: 39, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 496, unknown conditional: 0, unknown unconditional: 496] , Statistics on independence cache: Total cache size (in pairs): 496, Positive cache size: 489, Positive conditional cache size: 0, Positive unconditional cache size: 489, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 6 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2299, positive: 2162, positive conditional: 1208, positive unconditional: 954, negative: 137, negative conditional: 120, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2219, positive: 2162, positive conditional: 1208, positive unconditional: 954, negative: 57, negative conditional: 40, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2219, positive: 2162, positive conditional: 1208, positive unconditional: 954, negative: 57, negative conditional: 40, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2305, positive: 2162, positive conditional: 1157, positive unconditional: 1005, negative: 143, negative conditional: 86, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2305, positive: 2162, positive conditional: 335, positive unconditional: 1827, negative: 143, negative conditional: 26, negative unconditional: 117, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2305, positive: 2162, positive conditional: 335, positive unconditional: 1827, negative: 143, negative conditional: 26, negative unconditional: 117, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 982, positive: 961, positive conditional: 1, positive unconditional: 960, negative: 21, negative conditional: 4, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 982, positive: 948, positive conditional: 0, positive unconditional: 948, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 13, positive conditional: 1, positive unconditional: 12, negative: 21, negative conditional: 4, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 111, positive: 59, positive conditional: 1, positive unconditional: 58, negative: 52, negative conditional: 7, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2305, positive: 1201, positive conditional: 334, positive unconditional: 867, negative: 122, negative conditional: 22, negative unconditional: 100, unknown: 982, unknown conditional: 5, unknown unconditional: 977] , Statistics on independence cache: Total cache size (in pairs): 982, Positive cache size: 961, Positive conditional cache size: 1, Positive unconditional cache size: 960, Negative cache size: 21, Negative conditional cache size: 4, Negative unconditional cache size: 17, Eliminated conditions: 882, Maximal queried relation: 3, Independence queries for same thread: 80 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 155, Number of persistent set computation: 328, Number of trivial persistent sets: 275, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 971, positive: 954, positive conditional: 0, positive unconditional: 954, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2299, positive: 2162, positive conditional: 1208, positive unconditional: 954, negative: 137, negative conditional: 120, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2219, positive: 2162, positive conditional: 1208, positive unconditional: 954, negative: 57, negative conditional: 40, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2219, positive: 2162, positive conditional: 1208, positive unconditional: 954, negative: 57, negative conditional: 40, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2305, positive: 2162, positive conditional: 1157, positive unconditional: 1005, negative: 143, negative conditional: 86, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2305, positive: 2162, positive conditional: 335, positive unconditional: 1827, negative: 143, negative conditional: 26, negative unconditional: 117, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2305, positive: 2162, positive conditional: 335, positive unconditional: 1827, negative: 143, negative conditional: 26, negative unconditional: 117, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 982, positive: 961, positive conditional: 1, positive unconditional: 960, negative: 21, negative conditional: 4, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 982, positive: 948, positive conditional: 0, positive unconditional: 948, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 13, positive conditional: 1, positive unconditional: 12, negative: 21, negative conditional: 4, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 111, positive: 59, positive conditional: 1, positive unconditional: 58, negative: 52, negative conditional: 7, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2305, positive: 1201, positive conditional: 334, positive unconditional: 867, negative: 122, negative conditional: 22, negative unconditional: 100, unknown: 982, unknown conditional: 5, unknown unconditional: 977] , Statistics on independence cache: Total cache size (in pairs): 982, Positive cache size: 961, Positive conditional cache size: 1, Positive unconditional cache size: 960, Negative cache size: 21, Negative conditional cache size: 4, Negative unconditional cache size: 17, Eliminated conditions: 882, Maximal queried relation: 3, Independence queries for same thread: 80 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - 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. OverallTime: 1418.6ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 17.5ms, PartialOrderReductionTime: 624.6ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 20, 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: 29.3ms SsaConstructionTime, 118.3ms SatisfiabilityAnalysisTime, 397.7ms InterpolantComputationTime, 314 NumberOfCodeBlocks, 314 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 309 ConstructedInterpolants, 0 QuantifiedInterpolants, 414 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: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 123 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 74.3ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.7ms, PartialOrderReductionTime: 63.9ms, 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. OverallTime: 697.7ms, OverallIterations: 5, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.7ms, PartialOrderReductionTime: 354.1ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 13.7ms SsaConstructionTime, 41.9ms SatisfiabilityAnalysisTime, 208.7ms InterpolantComputationTime, 315 NumberOfCodeBlocks, 315 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 310 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 - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-08-23 00:23:02,699 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Forceful destruction successful, exit code 0 [2021-08-23 00:23:02,910 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Ended with exit code 0 [2021-08-23 00:23:03,110 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2021-08-23 00:23:03,314 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...