/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/concurrent/pthreads/forkMultipleTimes.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-44898dd [2022-02-09 08:18:11,818 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-09 08:18:11,820 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-09 08:18:11,888 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-09 08:18:11,888 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-09 08:18:11,889 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-09 08:18:11,890 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-09 08:18:11,903 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-09 08:18:11,905 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-09 08:18:11,908 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-09 08:18:11,909 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-09 08:18:11,910 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-09 08:18:11,910 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-09 08:18:11,910 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-09 08:18:11,911 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-09 08:18:11,912 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-09 08:18:11,913 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-09 08:18:11,913 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-09 08:18:11,915 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-09 08:18:11,924 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-09 08:18:11,925 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-09 08:18:11,927 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-09 08:18:11,930 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-09 08:18:11,932 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-09 08:18:11,938 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-02-09 08:18:11,941 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-09 08:18:11,941 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-09 08:18:11,943 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-09 08:18:11,943 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-09 08:18:11,945 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-09 08:18:11,945 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-09 08:18:11,945 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-09 08:18:11,945 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-09 08:18:11,945 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-09 08:18:11,946 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-09 08:18:11,946 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-09 08:18:11,947 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe.epf [2022-02-09 08:18:11,977 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-09 08:18:11,977 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-09 08:18:11,978 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-09 08:18:11,978 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-09 08:18:11,979 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-09 08:18:11,979 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-09 08:18:11,979 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-09 08:18:11,979 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-09 08:18:11,979 INFO L138 SettingsManager]: * Use SBE=true [2022-02-09 08:18:11,980 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-09 08:18:11,980 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-09 08:18:11,980 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-09 08:18:11,980 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-09 08:18:11,981 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-09 08:18:11,981 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-09 08:18:11,981 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-09 08:18:11,981 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-09 08:18:11,981 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-09 08:18:11,981 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-09 08:18:11,981 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-09 08:18:11,981 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-09 08:18:11,981 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-09 08:18:11,982 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-09 08:18:11,982 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-09 08:18:11,982 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-09 08:18:11,982 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-09 08:18:11,982 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-09 08:18:11,982 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-02-09 08:18:11,982 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-09 08:18:11,982 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-09 08:18:11,982 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-09 08:18:11,982 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-09 08:18:11,983 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-09 08:18:11,983 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-09 08:18:11,983 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-09 08:18:11,983 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-02-09 08:18:11,983 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-09 08:18:12,200 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-09 08:18:12,215 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-09 08:18:12,219 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-09 08:18:12,219 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-09 08:18:12,222 INFO L275 PluginConnector]: CDTParser initialized [2022-02-09 08:18:12,223 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/pthreads/forkMultipleTimes.c [2022-02-09 08:18:12,286 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7f91f58e/134a6b25432648e3947dca743624b782/FLAG2ca29ec69 [2022-02-09 08:18:12,574 INFO L306 CDTParser]: Found 1 translation units. [2022-02-09 08:18:12,574 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/concurrent/pthreads/forkMultipleTimes.c [2022-02-09 08:18:12,574 WARN L117 ultiparseSymbolTable]: System include pthread.h could not be resolved by CDT -- only built-in system includes are available. [2022-02-09 08:18:12,575 WARN L117 ultiparseSymbolTable]: System include stdio.h could not be resolved by CDT -- only built-in system includes are available. [2022-02-09 08:18:12,596 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7f91f58e/134a6b25432648e3947dca743624b782/FLAG2ca29ec69 [2022-02-09 08:18:13,014 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7f91f58e/134a6b25432648e3947dca743624b782 [2022-02-09 08:18:13,015 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-09 08:18:13,016 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-09 08:18:13,017 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-09 08:18:13,017 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-09 08:18:13,019 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-09 08:18:13,020 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.02 08:18:13" (1/1) ... [2022-02-09 08:18:13,021 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59e106c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 08:18:13, skipping insertion in model container [2022-02-09 08:18:13,021 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.02 08:18:13" (1/1) ... [2022-02-09 08:18:13,025 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-09 08:18:13,032 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-09 08:18:13,181 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-09 08:18:13,185 INFO L203 MainTranslator]: Completed pre-run [2022-02-09 08:18:13,194 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-09 08:18:13,202 INFO L208 MainTranslator]: Completed translation [2022-02-09 08:18:13,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 08:18:13 WrapperNode [2022-02-09 08:18:13,202 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-09 08:18:13,203 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-09 08:18:13,203 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-09 08:18:13,203 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-09 08:18:13,208 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 08:18:13" (1/1) ... [2022-02-09 08:18:13,213 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 08:18:13" (1/1) ... [2022-02-09 08:18:13,225 INFO L137 Inliner]: procedures = 9, calls = 26, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 59 [2022-02-09 08:18:13,226 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-09 08:18:13,226 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-09 08:18:13,226 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-09 08:18:13,226 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-09 08:18:13,232 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 08:18:13" (1/1) ... [2022-02-09 08:18:13,232 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 08:18:13" (1/1) ... [2022-02-09 08:18:13,233 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 08:18:13" (1/1) ... [2022-02-09 08:18:13,233 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 08:18:13" (1/1) ... [2022-02-09 08:18:13,236 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 08:18:13" (1/1) ... [2022-02-09 08:18:13,237 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 08:18:13" (1/1) ... [2022-02-09 08:18:13,237 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 08:18:13" (1/1) ... [2022-02-09 08:18:13,238 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-09 08:18:13,239 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-09 08:18:13,239 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-09 08:18:13,239 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-09 08:18:13,252 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 08:18:13" (1/1) ... [2022-02-09 08:18:13,257 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-09 08:18:13,263 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 08:18:13,287 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 08:18:13,332 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 08:18:13,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-09 08:18:13,356 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2022-02-09 08:18:13,357 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2022-02-09 08:18:13,357 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-09 08:18:13,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-09 08:18:13,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-09 08:18:13,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-09 08:18:13,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-09 08:18:13,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-09 08:18:13,361 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 08:18:13,405 INFO L234 CfgBuilder]: Building ICFG [2022-02-09 08:18:13,406 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-09 08:18:13,525 INFO L275 CfgBuilder]: Performing block encoding [2022-02-09 08:18:13,530 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-09 08:18:13,531 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-09 08:18:13,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 08:18:13 BoogieIcfgContainer [2022-02-09 08:18:13,532 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-09 08:18:13,533 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-09 08:18:13,533 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-09 08:18:13,536 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-09 08:18:13,536 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.02 08:18:13" (1/3) ... [2022-02-09 08:18:13,536 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63892a14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.02 08:18:13, skipping insertion in model container [2022-02-09 08:18:13,536 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 08:18:13" (2/3) ... [2022-02-09 08:18:13,537 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63892a14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.02 08:18:13, skipping insertion in model container [2022-02-09 08:18:13,537 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 08:18:13" (3/3) ... [2022-02-09 08:18:13,538 INFO L111 eAbstractionObserver]: Analyzing ICFG forkMultipleTimes.c [2022-02-09 08:18:13,542 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-09 08:18:13,542 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-09 08:18:13,542 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-09 08:18:13,543 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-09 08:18:13,567 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#in~n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,567 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#in~n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,568 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~n.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,568 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~n.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,568 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#in~n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,568 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#in~n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,568 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~n.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,568 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~n.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,568 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~n.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,569 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~n.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,569 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~x~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,569 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~x~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,569 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~n.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,569 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~n.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,569 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~x~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,569 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~x~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,569 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,570 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,570 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,570 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~x~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,570 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~x~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,570 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,570 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~x~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,571 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~x~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,571 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,571 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,571 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,571 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,571 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,571 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,572 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,572 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,572 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~n.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,572 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~n.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,573 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,573 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,573 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~n.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,573 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~n.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,573 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~n.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,573 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~n.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,574 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~x~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,574 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~x~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,574 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~n.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,574 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~n.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,574 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~x~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,574 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~x~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,574 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,575 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,575 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,575 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~x~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,575 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~x~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,575 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,575 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~x~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,576 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~x~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,576 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,576 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,576 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,576 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,576 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,576 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,577 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork2_#in~n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,577 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork2_#in~n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,577 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork2_~n.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,577 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork2_~n.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,577 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork2_#in~n.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,577 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork2_#in~n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,577 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork2_~n.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,577 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork2_~n.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,578 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork2_~n.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,578 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork2_~n.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,578 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork2_~x~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,578 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork2_~x~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,578 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork2_~n.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,578 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork2_~n.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,578 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork2_~x~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,578 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork2_~x~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,578 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork2_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,579 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork2_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,579 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork2_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,579 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork2_~x~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,579 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork2_~x~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,579 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork2_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,580 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork2_~x~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,580 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork2_~x~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,580 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork2_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,580 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork2_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,580 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,580 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,580 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,580 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,583 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~x~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,583 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~n.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,583 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~n.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,584 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,584 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~x~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,584 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,584 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,586 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~n.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,586 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,586 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~x~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,586 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,586 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~x~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,587 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,587 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~n.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,608 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork2_~n.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,608 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,608 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork2_~x~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,608 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,609 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork2_~x~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,609 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork2_#t~pre0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,609 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork2_~n.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:18:13,614 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-02-09 08:18:13,660 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-09 08:18:13,660 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 08:18:13,673 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) [2022-02-09 08:18:13,677 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 [2022-02-09 08:18:13,695 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-09 08:18:13,700 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=PARTIAL_ORDER_FA, mLazyFiniteAutomaton=true, 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 08:18:13,700 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-02-09 08:18:13,747 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-09 08:18:13,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 08:18:13,751 INFO L85 PathProgramCache]: Analyzing trace with hash -751608872, now seen corresponding path program 1 times [2022-02-09 08:18:13,757 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 08:18:13,757 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044724642] [2022-02-09 08:18:13,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 08:18:13,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 08:18:13,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 08:18:14,190 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 08:18:14,191 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 08:18:14,191 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1044724642] [2022-02-09 08:18:14,191 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1044724642] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 08:18:14,191 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 08:18:14,192 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-02-09 08:18:14,193 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [863856073] [2022-02-09 08:18:14,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 08:18:14,196 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 08:18:14,196 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 08:18:14,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 08:18:14,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2022-02-09 08:18:14,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 08:18:14,211 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 08:18:14,212 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 6.7) internal successors, (67), 11 states have internal predecessors, (67), 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 08:18:14,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 08:18:14,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-09 08:18:14,519 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-09 08:18:14,519 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-09 08:18:14,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 08:18:14,522 INFO L85 PathProgramCache]: Analyzing trace with hash -513943916, now seen corresponding path program 2 times [2022-02-09 08:18:14,523 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 08:18:14,523 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1974083973] [2022-02-09 08:18:14,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 08:18:14,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 08:18:14,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-09 08:18:14,587 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-09 08:18:14,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-09 08:18:14,657 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-09 08:18:14,658 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-02-09 08:18:14,659 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (3 of 4 remaining) [2022-02-09 08:18:14,660 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2022-02-09 08:18:14,661 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2022-02-09 08:18:14,661 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2022-02-09 08:18:14,661 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-09 08:18:14,666 INFO L732 BasicCegarLoop]: Path program histogram: [2] [2022-02-09 08:18:14,669 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-09 08:18:14,669 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-09 08:18:14,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.02 08:18:14 BasicIcfg [2022-02-09 08:18:14,737 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-09 08:18:14,739 INFO L158 Benchmark]: Toolchain (without parser) took 1721.41ms. Allocated memory was 203.4MB in the beginning and 244.3MB in the end (delta: 40.9MB). Free memory was 148.2MB in the beginning and 187.8MB in the end (delta: -39.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-09 08:18:14,740 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 203.4MB. Free memory is still 165.8MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-09 08:18:14,740 INFO L158 Benchmark]: CACSL2BoogieTranslator took 185.31ms. Allocated memory is still 203.4MB. Free memory was 148.1MB in the beginning and 175.7MB in the end (delta: -27.6MB). Peak memory consumption was 8.3MB. Max. memory is 8.0GB. [2022-02-09 08:18:14,741 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.43ms. Allocated memory is still 203.4MB. Free memory was 175.7MB in the beginning and 174.2MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-02-09 08:18:14,742 INFO L158 Benchmark]: Boogie Preprocessor took 12.26ms. Allocated memory is still 203.4MB. Free memory was 174.2MB in the beginning and 173.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 8.0GB. [2022-02-09 08:18:14,745 INFO L158 Benchmark]: RCFGBuilder took 293.36ms. Allocated memory is still 203.4MB. Free memory was 173.2MB in the beginning and 162.2MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2022-02-09 08:18:14,746 INFO L158 Benchmark]: TraceAbstraction took 1204.17ms. Allocated memory was 203.4MB in the beginning and 244.3MB in the end (delta: 40.9MB). Free memory was 161.7MB in the beginning and 187.8MB in the end (delta: -26.1MB). Peak memory consumption was 15.8MB. Max. memory is 8.0GB. [2022-02-09 08:18:14,750 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 203.4MB. Free memory is still 165.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 185.31ms. Allocated memory is still 203.4MB. Free memory was 148.1MB in the beginning and 175.7MB in the end (delta: -27.6MB). Peak memory consumption was 8.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 22.43ms. Allocated memory is still 203.4MB. Free memory was 175.7MB in the beginning and 174.2MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 12.26ms. Allocated memory is still 203.4MB. Free memory was 174.2MB in the beginning and 173.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 293.36ms. Allocated memory is still 203.4MB. Free memory was 173.2MB in the beginning and 162.2MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * TraceAbstraction took 1204.17ms. Allocated memory was 203.4MB in the beginning and 244.3MB in the end (delta: 40.9MB). Free memory was 161.7MB in the beginning and 187.8MB in the end (delta: -26.1MB). Peak memory consumption was 15.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 186, positive: 185, positive conditional: 185, positive unconditional: 0, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 186, positive: 185, positive conditional: 185, positive unconditional: 0, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 186, positive: 185, positive conditional: 185, positive unconditional: 0, negative: 1, negative conditional: 1, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 187, positive: 185, positive conditional: 111, positive unconditional: 74, negative: 2, negative conditional: 1, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 187, positive: 185, positive conditional: 73, positive unconditional: 112, negative: 2, negative conditional: 1, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 187, positive: 185, positive conditional: 73, positive unconditional: 112, negative: 2, negative conditional: 1, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 87, positive: 85, positive conditional: 19, positive unconditional: 66, negative: 2, negative conditional: 1, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 87, positive: 85, positive conditional: 0, positive unconditional: 85, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 1, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 36, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 36, negative conditional: 34, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 187, positive: 100, positive conditional: 54, positive unconditional: 46, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 87, unknown conditional: 20, unknown unconditional: 67] , Statistics on independence cache: Total cache size (in pairs): 87, Positive cache size: 85, Positive conditional cache size: 19, Positive unconditional cache size: 66, Negative cache size: 2, Negative conditional cache size: 1, Negative unconditional cache size: 1, Eliminated conditions: 38, Maximal queried relation: 1, Independence queries for same thread: 0 - 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 - CounterExampleResult [Line: 37]: assertion can be violated assertion can be violated We found a FailurePath: [L13] 0 int counter = 0; VAL [counter=0] [L23] 0 int val = 0; VAL [counter=0, val={6:0}] [L25] 0 pthread_t first_thread_id; VAL [counter=0, first_thread_id={7:0}, val={6:0}] [L26] 0 pthread_t second_thread_id; VAL [counter=0, first_thread_id={7:0}, second_thread_id={8:0}, val={6:0}] [L27] 0 pthread_t third_thread_id; VAL [counter=0, first_thread_id={7:0}, second_thread_id={8:0}, third_thread_id={5:0}, val={6:0}] [L29] FCALL, FORK 0 pthread_create(&first_thread_id, NULL, foo, &val) VAL [counter=0, first_thread_id={7:0}, n={6:0}, pthread_create(&first_thread_id, NULL, foo, &val)=-3, second_thread_id={8:0}, third_thread_id={5:0}, val={6:0}] [L30] FCALL, FORK 0 pthread_create(&second_thread_id, NULL, foo, &val) VAL [counter=0, first_thread_id={7:0}, n={6:0}, pthread_create(&second_thread_id, NULL, foo, &val)=-2, second_thread_id={8:0}, third_thread_id={5:0}, val={6:0}] [L31] FCALL, FORK 0 pthread_create(&third_thread_id, NULL, foo, &val) VAL [counter=0, first_thread_id={7:0}, n={6:0}, pthread_create(&third_thread_id, NULL, foo, &val)=-1, second_thread_id={8:0}, third_thread_id={5:0}, val={6:0}] [L33] 0 \read(first_thread_id) VAL [\read(first_thread_id)=-3, counter=0, first_thread_id={7:0}, n={6:0}, second_thread_id={8:0}, third_thread_id={5:0}, val={6:0}] [L16] 3 int *x = (int *)n; VAL [counter=0, n={6:0}, n={6:0}, x={6:0}] [L17] EXPR 3 ++counter VAL [++counter=1, counter=1, n={6:0}, n={6:0}, x={6:0}] [L17] 3 *x = ++counter VAL [++counter=1, counter=1, n={6:0}, n={6:0}, x={6:0}] [L18] 3 return 0; VAL [\result={0:0}, counter=1, n={6:0}, n={6:0}, x={6:0}] [L16] 2 int *x = (int *)n; VAL [\result={0:0}, counter=1, n={6:0}, n={6:0}, x={6:0}] [L17] 2 ++counter VAL [++counter=2, \result={0:0}, counter=2, n={6:0}, n={6:0}, x={6:0}] [L16] 1 int *x = (int *)n; VAL [++counter=2, \result={0:0}, counter=2, n={6:0}, n={6:0}, x={6:0}] [L17] EXPR 1 ++counter VAL [++counter=2, \result={0:0}, counter=3, n={6:0}, n={6:0}, x={6:0}] [L17] 1 *x = ++counter VAL [++counter=2, \result={0:0}, counter=3, n={6:0}, n={6:0}, x={6:0}] [L18] 2 return 0; VAL [++counter=3, \result={0:0}, counter=3, n={6:0}, n={6:0}, x={6:0}] [L18] 1 return 0; VAL [\result={0:0}, counter=3, n={6:0}, n={6:0}, x={6:0}] [L33] FCALL, JOIN 1 pthread_join(first_thread_id, NULL) VAL [\read(first_thread_id)=-3, \result={0:0}, counter=3, first_thread_id={7:0}, n={6:0}, n={6:0}, second_thread_id={8:0}, third_thread_id={5:0}, val={6:0}, x={6:0}] [L34] 0 \read(second_thread_id) VAL [\read(second_thread_id)=-2, \result={0:0}, counter=3, first_thread_id={7:0}, n={6:0}, n={6:0}, second_thread_id={8:0}, third_thread_id={5:0}, val={6:0}, x={6:0}] [L34] FCALL, JOIN 2 pthread_join(second_thread_id, NULL) VAL [\read(second_thread_id)=-2, \result={0:0}, counter=3, first_thread_id={7:0}, n={6:0}, n={6:0}, second_thread_id={8:0}, third_thread_id={5:0}, val={6:0}, x={6:0}] [L35] 0 \read(third_thread_id) VAL [\read(third_thread_id)=-1, \result={0:0}, counter=3, first_thread_id={7:0}, n={6:0}, n={6:0}, second_thread_id={8:0}, third_thread_id={5:0}, val={6:0}, x={6:0}] [L35] FCALL, JOIN 3 pthread_join(third_thread_id, NULL) VAL [\read(third_thread_id)=-1, \result={0:0}, counter=3, first_thread_id={7:0}, n={6:0}, n={6:0}, second_thread_id={8:0}, third_thread_id={5:0}, val={6:0}, x={6:0}] [L37] FCALL 0 IdentifierExpression[val] VAL [#t~mem10=2, \result={0:0}, counter=3, first_thread_id={7:0}, n={6:0}, n={6:0}, second_thread_id={8:0}, third_thread_id={5:0}, val={6:0}, x={6:0}] [L37] 0 CodeAnnotStmt[Assertion] VAL [#t~mem10=2, \result={0:0}, counter=3, first_thread_id={7:0}, n={6:0}, n={6:0}, second_thread_id={8:0}, third_thread_id={5:0}, val={6:0}, x={6:0}] - UnprovableResult [Line: 30]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 31]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 29]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 97 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.3s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 134 NumberOfCodeBlocks, 134 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 66 ConstructedInterpolants, 0 QuantifiedInterpolants, 541 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 RESULT: Ultimate proved your program to be incorrect! [2022-02-09 08:18:14,784 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2022-02-09 08:18:14,976 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...