/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-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/13-privatized_45-traces-per-global-and-current-lock-mine-incomparable_true.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-44898dd [2022-02-09 00:12:45,437 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-09 00:12:45,438 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-09 00:12:45,461 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-02-09 00:12:45,505 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-FA-NoLbe.epf [2022-02-09 00:12:45,553 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-09 00:12:45,553 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-09 00:12:45,554 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-09 00:12:45,554 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-09 00:12:45,554 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-09 00:12:45,554 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-09 00:12:45,555 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-09 00:12:45,555 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-09 00:12:45,555 INFO L138 SettingsManager]: * Use SBE=true [2022-02-09 00:12:45,555 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-09 00:12:45,556 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-09 00:12:45,556 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-09 00:12:45,556 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-09 00:12:45,556 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-09 00:12:45,556 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-09 00:12:45,556 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-09 00:12:45,556 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-09 00:12:45,556 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-09 00:12:45,556 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-09 00:12:45,556 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-09 00:12:45,557 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-09 00:12:45,559 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-09 00:12:45,559 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-09 00:12:45,559 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-09 00:12:45,559 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-09 00:12:45,563 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-09 00:12:45,563 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-09 00:12:45,563 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-09 00:12:45,564 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-09 00:12:45,564 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-09 00:12:45,564 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-09 00:12:45,564 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-09 00:12:45,564 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-09 00:12:45,564 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-09 00:12:45,727 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-09 00:12:45,749 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-09 00:12:45,751 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-09 00:12:45,752 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-09 00:12:45,753 INFO L275 PluginConnector]: CDTParser initialized [2022-02-09 00:12:45,753 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_45-traces-per-global-and-current-lock-mine-incomparable_true.i [2022-02-09 00:12:45,805 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e68417d35/66ebe537abb44d99ab0fd7cff74c4700/FLAG30c207938 [2022-02-09 00:12:46,244 INFO L306 CDTParser]: Found 1 translation units. [2022-02-09 00:12:46,245 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_45-traces-per-global-and-current-lock-mine-incomparable_true.i [2022-02-09 00:12:46,258 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e68417d35/66ebe537abb44d99ab0fd7cff74c4700/FLAG30c207938 [2022-02-09 00:12:46,273 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e68417d35/66ebe537abb44d99ab0fd7cff74c4700 [2022-02-09 00:12:46,275 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-09 00:12:46,277 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-09 00:12:46,279 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-09 00:12:46,279 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-09 00:12:46,281 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-09 00:12:46,281 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.02 12:12:46" (1/1) ... [2022-02-09 00:12:46,282 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e516906 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 12:12:46, skipping insertion in model container [2022-02-09 00:12:46,282 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.02 12:12:46" (1/1) ... [2022-02-09 00:12:46,286 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-09 00:12:46,322 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-09 00:12:46,490 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_45-traces-per-global-and-current-lock-mine-incomparable_true.i[1129,1142] [2022-02-09 00:12:46,594 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-09 00:12:46,606 INFO L203 MainTranslator]: Completed pre-run [2022-02-09 00:12:46,614 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_45-traces-per-global-and-current-lock-mine-incomparable_true.i[1129,1142] [2022-02-09 00:12:46,663 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-09 00:12:46,696 INFO L208 MainTranslator]: Completed translation [2022-02-09 00:12:46,696 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 12:12:46 WrapperNode [2022-02-09 00:12:46,696 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-09 00:12:46,697 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-09 00:12:46,697 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-09 00:12:46,697 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-09 00:12:46,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 12:12:46" (1/1) ... [2022-02-09 00:12:46,732 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 12:12:46" (1/1) ... [2022-02-09 00:12:46,760 INFO L137 Inliner]: procedures = 162, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 53 [2022-02-09 00:12:46,761 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-09 00:12:46,761 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-09 00:12:46,761 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-09 00:12:46,762 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-09 00:12:46,771 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 12:12:46" (1/1) ... [2022-02-09 00:12:46,771 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 12:12:46" (1/1) ... [2022-02-09 00:12:46,775 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 12:12:46" (1/1) ... [2022-02-09 00:12:46,775 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 12:12:46" (1/1) ... [2022-02-09 00:12:46,778 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 12:12:46" (1/1) ... [2022-02-09 00:12:46,779 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 12:12:46" (1/1) ... [2022-02-09 00:12:46,785 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 12:12:46" (1/1) ... [2022-02-09 00:12:46,788 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-09 00:12:46,788 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-09 00:12:46,789 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-09 00:12:46,789 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-09 00:12:46,790 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 12:12:46" (1/1) ... [2022-02-09 00:12:46,797 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-09 00:12:46,804 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 00:12:46,813 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) [2022-02-09 00:12:46,815 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 [2022-02-09 00:12:46,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-09 00:12:46,853 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-02-09 00:12:46,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-09 00:12:46,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-09 00:12:46,854 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-02-09 00:12:46,854 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-02-09 00:12:46,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-09 00:12:46,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-09 00:12:46,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-09 00:12:46,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-09 00:12:46,855 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-09 00:12:46,974 INFO L234 CfgBuilder]: Building ICFG [2022-02-09 00:12:46,975 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-09 00:12:47,100 INFO L275 CfgBuilder]: Performing block encoding [2022-02-09 00:12:47,106 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-09 00:12:47,106 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-09 00:12:47,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 12:12:47 BoogieIcfgContainer [2022-02-09 00:12:47,108 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-09 00:12:47,109 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-09 00:12:47,109 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-09 00:12:47,128 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-09 00:12:47,128 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.02 12:12:46" (1/3) ... [2022-02-09 00:12:47,129 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78ca8606 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.02 12:12:47, skipping insertion in model container [2022-02-09 00:12:47,129 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 12:12:46" (2/3) ... [2022-02-09 00:12:47,129 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78ca8606 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.02 12:12:47, skipping insertion in model container [2022-02-09 00:12:47,129 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 12:12:47" (3/3) ... [2022-02-09 00:12:47,130 INFO L111 eAbstractionObserver]: Analyzing ICFG 13-privatized_45-traces-per-global-and-current-lock-mine-incomparable_true.i [2022-02-09 00:12:47,133 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-09 00:12:47,133 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-09 00:12:47,133 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-09 00:12:47,133 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-09 00:12:47,174 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 00:12:47,174 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 00:12:47,174 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 00:12:47,174 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 00:12:47,176 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 00:12:47,177 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 00:12:47,177 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 00:12:47,177 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 00:12:47,178 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 00:12:47,178 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 00:12:47,179 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 00:12:47,179 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 00:12:47,179 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 00:12:47,179 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 00:12:47,179 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 00:12:47,179 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 00:12:47,180 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 00:12:47,180 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 00:12:47,180 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 00:12:47,180 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 00:12:47,182 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 00:12:47,182 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 00:12:47,182 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 00:12:47,183 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 00:12:47,183 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 00:12:47,183 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 00:12:47,184 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-09 00:12:47,224 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-09 00:12:47,231 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, mAutomataTypeConcurrency=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, 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 [2022-02-09 00:12:47,231 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-02-09 00:12:47,241 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 74 places, 71 transitions, 147 flow [2022-02-09 00:12:47,281 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 219 states, 218 states have (on average 1.7339449541284404) internal successors, (378), 218 states have internal predecessors, (378), 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) [2022-02-09 00:12:47,283 INFO L276 IsEmpty]: Start isEmpty. Operand has 219 states, 218 states have (on average 1.7339449541284404) internal successors, (378), 218 states have internal predecessors, (378), 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) [2022-02-09 00:12:47,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-02-09 00:12:47,295 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 00:12:47,295 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 00:12:47,296 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-09 00:12:47,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 00:12:47,300 INFO L85 PathProgramCache]: Analyzing trace with hash 534822066, now seen corresponding path program 1 times [2022-02-09 00:12:47,308 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 00:12:47,309 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [743418997] [2022-02-09 00:12:47,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 00:12:47,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 00:12:47,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 00:12:47,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 00:12:47,576 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 00:12:47,576 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [743418997] [2022-02-09 00:12:47,577 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [743418997] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 00:12:47,577 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 00:12:47,577 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-09 00:12:47,579 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931069324] [2022-02-09 00:12:47,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 00:12:47,584 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-09 00:12:47,584 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 00:12:47,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-09 00:12:47,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-09 00:12:47,614 INFO L87 Difference]: Start difference. First operand has 219 states, 218 states have (on average 1.7339449541284404) internal successors, (378), 218 states have internal predecessors, (378), 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) Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 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) [2022-02-09 00:12:47,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 00:12:47,696 INFO L93 Difference]: Finished difference Result 262 states and 443 transitions. [2022-02-09 00:12:47,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-09 00:12:47,701 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 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) Word has length 48 [2022-02-09 00:12:47,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 00:12:47,711 INFO L225 Difference]: With dead ends: 262 [2022-02-09 00:12:47,712 INFO L226 Difference]: Without dead ends: 154 [2022-02-09 00:12:47,713 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-02-09 00:12:47,717 INFO L933 BasicCegarLoop]: 85 mSDtfsCounter, 42 mSDsluCounter, 203 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 285 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-09 00:12:47,719 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [42 Valid, 285 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-09 00:12:47,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2022-02-09 00:12:47,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 154. [2022-02-09 00:12:47,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 153 states have (on average 1.6209150326797386) internal successors, (248), 153 states have internal predecessors, (248), 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) [2022-02-09 00:12:47,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 248 transitions. [2022-02-09 00:12:47,773 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 248 transitions. Word has length 48 [2022-02-09 00:12:47,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 00:12:47,774 INFO L470 AbstractCegarLoop]: Abstraction has 154 states and 248 transitions. [2022-02-09 00:12:47,774 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 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) [2022-02-09 00:12:47,774 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 248 transitions. [2022-02-09 00:12:47,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-02-09 00:12:47,781 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 00:12:47,781 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 00:12:47,781 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-09 00:12:47,782 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-09 00:12:47,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 00:12:47,784 INFO L85 PathProgramCache]: Analyzing trace with hash 1990339007, now seen corresponding path program 1 times [2022-02-09 00:12:47,784 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 00:12:47,784 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269709224] [2022-02-09 00:12:47,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 00:12:47,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 00:12:47,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 00:12:47,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 00:12:47,852 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 00:12:47,852 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [269709224] [2022-02-09 00:12:47,852 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [269709224] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 00:12:47,852 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 00:12:47,853 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-09 00:12:47,853 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1226562594] [2022-02-09 00:12:47,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 00:12:47,854 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-09 00:12:47,854 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 00:12:47,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-09 00:12:47,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-09 00:12:47,855 INFO L87 Difference]: Start difference. First operand 154 states and 248 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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) [2022-02-09 00:12:47,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 00:12:47,890 INFO L93 Difference]: Finished difference Result 139 states and 216 transitions. [2022-02-09 00:12:47,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 00:12:47,895 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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) Word has length 54 [2022-02-09 00:12:47,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 00:12:47,896 INFO L225 Difference]: With dead ends: 139 [2022-02-09 00:12:47,896 INFO L226 Difference]: Without dead ends: 133 [2022-02-09 00:12:47,897 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-09 00:12:47,898 INFO L933 BasicCegarLoop]: 60 mSDtfsCounter, 13 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 98 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-09 00:12:47,898 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13 Valid, 98 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-09 00:12:47,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2022-02-09 00:12:47,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 133. [2022-02-09 00:12:47,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 132 states have (on average 1.5606060606060606) internal successors, (206), 132 states have internal predecessors, (206), 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) [2022-02-09 00:12:47,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 206 transitions. [2022-02-09 00:12:47,905 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 206 transitions. Word has length 54 [2022-02-09 00:12:47,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 00:12:47,906 INFO L470 AbstractCegarLoop]: Abstraction has 133 states and 206 transitions. [2022-02-09 00:12:47,906 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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) [2022-02-09 00:12:47,906 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 206 transitions. [2022-02-09 00:12:47,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-02-09 00:12:47,910 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 00:12:47,910 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 00:12:47,911 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-09 00:12:47,911 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-09 00:12:47,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 00:12:47,912 INFO L85 PathProgramCache]: Analyzing trace with hash -1114869569, now seen corresponding path program 2 times [2022-02-09 00:12:47,912 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 00:12:47,912 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2125696674] [2022-02-09 00:12:47,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 00:12:47,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 00:12:47,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 00:12:48,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 00:12:48,040 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 00:12:48,041 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2125696674] [2022-02-09 00:12:48,041 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2125696674] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 00:12:48,041 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 00:12:48,041 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-09 00:12:48,042 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1895947193] [2022-02-09 00:12:48,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 00:12:48,042 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-09 00:12:48,042 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 00:12:48,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-09 00:12:48,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-09 00:12:48,043 INFO L87 Difference]: Start difference. First operand 133 states and 206 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 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) [2022-02-09 00:12:48,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 00:12:48,096 INFO L93 Difference]: Finished difference Result 99 states and 133 transitions. [2022-02-09 00:12:48,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-09 00:12:48,096 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 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) Word has length 54 [2022-02-09 00:12:48,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 00:12:48,097 INFO L225 Difference]: With dead ends: 99 [2022-02-09 00:12:48,097 INFO L226 Difference]: Without dead ends: 83 [2022-02-09 00:12:48,100 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-02-09 00:12:48,103 INFO L933 BasicCegarLoop]: 45 mSDtfsCounter, 91 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 91 SdHoareTripleChecker+Valid, 90 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-09 00:12:48,104 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [91 Valid, 90 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-09 00:12:48,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2022-02-09 00:12:48,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2022-02-09 00:12:48,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 82 states have (on average 1.2926829268292683) internal successors, (106), 82 states have internal predecessors, (106), 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) [2022-02-09 00:12:48,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 106 transitions. [2022-02-09 00:12:48,112 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 106 transitions. Word has length 54 [2022-02-09 00:12:48,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 00:12:48,113 INFO L470 AbstractCegarLoop]: Abstraction has 83 states and 106 transitions. [2022-02-09 00:12:48,114 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 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) [2022-02-09 00:12:48,114 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 106 transitions. [2022-02-09 00:12:48,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-02-09 00:12:48,117 INFO L506 BasicCegarLoop]: Found error trace [2022-02-09 00:12:48,117 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 00:12:48,117 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-09 00:12:48,118 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-09 00:12:48,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 00:12:48,118 INFO L85 PathProgramCache]: Analyzing trace with hash -270435604, now seen corresponding path program 1 times [2022-02-09 00:12:48,118 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 00:12:48,119 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682300292] [2022-02-09 00:12:48,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 00:12:48,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 00:12:48,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 00:12:48,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 00:12:48,247 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 00:12:48,247 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682300292] [2022-02-09 00:12:48,247 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [682300292] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 00:12:48,247 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 00:12:48,247 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-09 00:12:48,247 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1509965642] [2022-02-09 00:12:48,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 00:12:48,248 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-09 00:12:48,248 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 00:12:48,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-09 00:12:48,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-09 00:12:48,248 INFO L87 Difference]: Start difference. First operand 83 states and 106 transitions. Second operand has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 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) [2022-02-09 00:12:48,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-09 00:12:48,302 INFO L93 Difference]: Finished difference Result 52 states and 59 transitions. [2022-02-09 00:12:48,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-09 00:12:48,302 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 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) Word has length 56 [2022-02-09 00:12:48,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-09 00:12:48,302 INFO L225 Difference]: With dead ends: 52 [2022-02-09 00:12:48,302 INFO L226 Difference]: Without dead ends: 0 [2022-02-09 00:12:48,303 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-02-09 00:12:48,303 INFO L933 BasicCegarLoop]: 29 mSDtfsCounter, 34 mSDsluCounter, 43 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 71 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-09 00:12:48,304 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [34 Valid, 71 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-09 00:12:48,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-02-09 00:12:48,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-02-09 00:12:48,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2022-02-09 00:12:48,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-02-09 00:12:48,308 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 56 [2022-02-09 00:12:48,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-09 00:12:48,308 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-02-09 00:12:48,308 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 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) [2022-02-09 00:12:48,308 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-02-09 00:12:48,308 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-09 00:12:48,310 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2022-02-09 00:12:48,311 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (0 of 2 remaining) [2022-02-09 00:12:48,311 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-09 00:12:48,313 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1] [2022-02-09 00:12:48,314 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-09 00:12:48,314 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-09 00:12:48,316 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.02 12:12:48 BasicIcfg [2022-02-09 00:12:48,316 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-09 00:12:48,316 INFO L158 Benchmark]: Toolchain (without parser) took 2039.13ms. Allocated memory is still 207.6MB. Free memory was 154.9MB in the beginning and 74.9MB in the end (delta: 80.0MB). Peak memory consumption was 79.3MB. Max. memory is 8.0GB. [2022-02-09 00:12:48,316 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 207.6MB. Free memory is still 172.5MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-09 00:12:48,316 INFO L158 Benchmark]: CACSL2BoogieTranslator took 417.85ms. Allocated memory is still 207.6MB. Free memory was 154.8MB in the beginning and 169.2MB in the end (delta: -14.5MB). Peak memory consumption was 11.1MB. Max. memory is 8.0GB. [2022-02-09 00:12:48,317 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.60ms. Allocated memory is still 207.6MB. Free memory was 169.2MB in the beginning and 167.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-09 00:12:48,317 INFO L158 Benchmark]: Boogie Preprocessor took 26.45ms. Allocated memory is still 207.6MB. Free memory was 167.6MB in the beginning and 165.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-09 00:12:48,317 INFO L158 Benchmark]: RCFGBuilder took 319.49ms. Allocated memory is still 207.6MB. Free memory was 165.6MB in the beginning and 153.5MB in the end (delta: 12.1MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-02-09 00:12:48,318 INFO L158 Benchmark]: TraceAbstraction took 1206.38ms. Allocated memory is still 207.6MB. Free memory was 153.0MB in the beginning and 74.9MB in the end (delta: 78.1MB). Peak memory consumption was 77.6MB. Max. memory is 8.0GB. [2022-02-09 00:12:48,319 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 207.6MB. Free memory is still 172.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 417.85ms. Allocated memory is still 207.6MB. Free memory was 154.8MB in the beginning and 169.2MB in the end (delta: -14.5MB). Peak memory consumption was 11.1MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 63.60ms. Allocated memory is still 207.6MB. Free memory was 169.2MB in the beginning and 167.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 26.45ms. Allocated memory is still 207.6MB. Free memory was 167.6MB in the beginning and 165.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 319.49ms. Allocated memory is still 207.6MB. Free memory was 165.6MB in the beginning and 153.5MB in the end (delta: 12.1MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * TraceAbstraction took 1206.38ms. Allocated memory is still 207.6MB. Free memory was 153.0MB in the beginning and 74.9MB in the end (delta: 78.1MB). Peak memory consumption was 77.6MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 19]: 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 with 1 thread instances CFG has 3 procedures, 83 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 180 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 180 mSDsluCounter, 544 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 331 mSDsCounter, 34 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 111 IncrementalHoareTripleChecker+Invalid, 145 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 34 mSolverCounterUnsat, 219 mSDtfsCounter, 111 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 31 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=219occurred in iteration=0, InterpolantAutomatonStates: 20, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 212 NumberOfCodeBlocks, 212 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 208 ConstructedInterpolants, 0 QuantifiedInterpolants, 521 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-02-09 00:12:48,352 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...