/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-MCRwithDepranks-Lazy-NoForkJoinOpt-wrwc.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/concurrent/pthreads/regression/atomic/16-goto-outside.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-4b0ab11 [2022-03-04 00:19:40,493 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-04 00:19:40,507 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-04 00:19:40,555 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-04 00:19:40,556 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-04 00:19:40,559 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-04 00:19:40,561 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-04 00:19:40,568 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-04 00:19:40,570 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-04 00:19:40,572 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-04 00:19:40,573 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-04 00:19:40,573 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-04 00:19:40,574 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-04 00:19:40,574 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-04 00:19:40,575 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-04 00:19:40,575 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-04 00:19:40,576 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-04 00:19:40,576 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-04 00:19:40,577 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-04 00:19:40,578 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-04 00:19:40,579 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-04 00:19:40,586 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-04 00:19:40,590 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-04 00:19:40,591 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-04 00:19:40,597 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-04 00:19:40,605 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-04 00:19:40,605 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-04 00:19:40,606 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-04 00:19:40,607 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-MCRwithDepranks-Lazy-NoForkJoinOpt-wrwc.epf [2022-03-04 00:19:40,635 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-04 00:19:40,636 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-04 00:19:40,636 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-04 00:19:40,636 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-04 00:19:40,637 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-04 00:19:40,637 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-04 00:19:40,638 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-04 00:19:40,638 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-04 00:19:40,638 INFO L138 SettingsManager]: * Use SBE=true [2022-03-04 00:19:40,638 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-04 00:19:40,639 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-04 00:19:40,639 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-04 00:19:40,639 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-04 00:19:40,639 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-04 00:19:40,639 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-04 00:19:40,639 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-04 00:19:40,639 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-04 00:19:40,639 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-04 00:19:40,639 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-04 00:19:40,639 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-04 00:19:40,640 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-04 00:19:40,640 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-04 00:19:40,640 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-04 00:19:40,640 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-04 00:19:40,640 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-04 00:19:40,640 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-04 00:19:40,640 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-04 00:19:40,640 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-03-04 00:19:40,640 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-04 00:19:40,640 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-04 00:19:40,641 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-04 00:19:40,641 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-04 00:19:40,641 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-04 00:19:40,641 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-03-04 00:19:40,641 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-04 00:19:40,641 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=MCR_WITH_DEPRANKS [2022-03-04 00:19:40,641 INFO L138 SettingsManager]: * MCR: Overapproximate write-read-write conflicts=false [2022-03-04 00:19:40,641 INFO L138 SettingsManager]: * MCR: Optimize fork and join=false [2022-03-04 00:19:40,641 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-04 00:19:40,836 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-04 00:19:40,858 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-04 00:19:40,861 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-04 00:19:40,861 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-04 00:19:40,864 INFO L275 PluginConnector]: CDTParser initialized [2022-03-04 00:19:40,865 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/pthreads/regression/atomic/16-goto-outside.c [2022-03-04 00:19:40,946 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1eea97c3/5cb5cc9d539d42848555daa5383b816f/FLAG06f5aa755 [2022-03-04 00:19:41,300 INFO L306 CDTParser]: Found 1 translation units. [2022-03-04 00:19:41,301 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/concurrent/pthreads/regression/atomic/16-goto-outside.c [2022-03-04 00:19:41,302 WARN L117 ultiparseSymbolTable]: System include pthread.h could not be resolved by CDT -- only built-in system includes are available. [2022-03-04 00:19:41,327 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1eea97c3/5cb5cc9d539d42848555daa5383b816f/FLAG06f5aa755 [2022-03-04 00:19:41,726 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1eea97c3/5cb5cc9d539d42848555daa5383b816f [2022-03-04 00:19:41,728 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-04 00:19:41,729 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-04 00:19:41,730 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-04 00:19:41,731 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-04 00:19:41,733 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-04 00:19:41,734 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 12:19:41" (1/1) ... [2022-03-04 00:19:41,734 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52a87112 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:19:41, skipping insertion in model container [2022-03-04 00:19:41,735 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 12:19:41" (1/1) ... [2022-03-04 00:19:41,739 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-04 00:19:41,748 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-04 00:19:41,941 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-04 00:19:41,958 INFO L203 MainTranslator]: Completed pre-run [2022-03-04 00:19:41,967 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-04 00:19:41,977 INFO L208 MainTranslator]: Completed translation [2022-03-04 00:19:41,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:19:41 WrapperNode [2022-03-04 00:19:41,977 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-04 00:19:41,979 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-04 00:19:41,979 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-04 00:19:41,979 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-04 00:19:41,986 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:19:41" (1/1) ... [2022-03-04 00:19:41,991 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:19:41" (1/1) ... [2022-03-04 00:19:42,002 INFO L137 Inliner]: procedures = 10, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 24 [2022-03-04 00:19:42,003 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-04 00:19:42,003 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-04 00:19:42,004 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-04 00:19:42,004 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-04 00:19:42,009 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:19:41" (1/1) ... [2022-03-04 00:19:42,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:19:41" (1/1) ... [2022-03-04 00:19:42,010 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:19:41" (1/1) ... [2022-03-04 00:19:42,010 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:19:41" (1/1) ... [2022-03-04 00:19:42,012 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:19:41" (1/1) ... [2022-03-04 00:19:42,013 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:19:41" (1/1) ... [2022-03-04 00:19:42,013 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:19:41" (1/1) ... [2022-03-04 00:19:42,014 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-04 00:19:42,015 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-04 00:19:42,015 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-04 00:19:42,015 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-04 00:19:42,016 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:19:41" (1/1) ... [2022-03-04 00:19:42,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-04 00:19:42,026 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-04 00:19:42,053 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) [2022-03-04 00:19:42,116 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 [2022-03-04 00:19:42,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-04 00:19:42,137 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-03-04 00:19:42,137 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-03-04 00:19:42,137 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2022-03-04 00:19:42,137 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2022-03-04 00:19:42,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-04 00:19:42,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-04 00:19:42,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-04 00:19:42,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-04 00:19:42,140 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-04 00:19:42,215 INFO L234 CfgBuilder]: Building ICFG [2022-03-04 00:19:42,216 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-04 00:19:42,322 INFO L275 CfgBuilder]: Performing block encoding [2022-03-04 00:19:42,344 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-04 00:19:42,344 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-04 00:19:42,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.03 12:19:42 BoogieIcfgContainer [2022-03-04 00:19:42,346 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-04 00:19:42,359 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-04 00:19:42,359 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-04 00:19:42,362 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-04 00:19:42,362 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.03 12:19:41" (1/3) ... [2022-03-04 00:19:42,363 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e7b1723 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 12:19:42, skipping insertion in model container [2022-03-04 00:19:42,363 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 12:19:41" (2/3) ... [2022-03-04 00:19:42,363 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e7b1723 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.03 12:19:42, skipping insertion in model container [2022-03-04 00:19:42,364 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.03 12:19:42" (3/3) ... [2022-03-04 00:19:42,365 INFO L111 eAbstractionObserver]: Analyzing ICFG 16-goto-outside.c [2022-03-04 00:19:42,369 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-04 00:19:42,369 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-04 00:19:42,369 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-04 00:19:42,369 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-04 00:19:42,407 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 00:19:42,408 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 00:19:42,408 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 00:19:42,408 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 00:19:42,414 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 00:19:42,414 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 00:19:42,415 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 00:19:42,415 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 00:19:42,423 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 00:19:42,423 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 00:19:42,424 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 00:19:42,424 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 00:19:42,426 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 00:19:42,427 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 00:19:42,427 WARN L322 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 00:19:42,427 WARN L322 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-04 00:19:42,428 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-03-04 00:19:42,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-03-04 00:19:42,469 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-04 00:19:42,476 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) [2022-03-04 00:19:42,477 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 [2022-03-04 00:19:42,501 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-04 00:19:42,508 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, mMcrOptimizeForkJoin=false, mMcrOverapproximateWrwc=false [2022-03-04 00:19:42,508 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-03-04 00:19:42,544 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 35 transitions and produced 36 states. [2022-03-04 00:19:42,546 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting fooErr0ASSERT_VIOLATIONASSERT === [fooErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT] === [2022-03-04 00:19:42,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-04 00:19:42,551 INFO L85 PathProgramCache]: Analyzing trace with hash 251169536, now seen corresponding path program 1 times [2022-03-04 00:19:42,557 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-04 00:19:42,557 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826640959] [2022-03-04 00:19:42,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-04 00:19:42,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-04 00:19:42,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-04 00:19:42,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-04 00:19:42,711 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-04 00:19:42,712 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [826640959] [2022-03-04 00:19:42,712 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [826640959] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-04 00:19:42,712 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-04 00:19:42,712 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-04 00:19:42,714 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1392757034] [2022-03-04 00:19:42,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-04 00:19:42,721 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-04 00:19:42,721 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-04 00:19:42,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-04 00:19:42,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-04 00:19:42,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-04 00:19:42,749 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-03-04 00:19:42,750 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 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) [2022-03-04 00:19:42,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-03-04 00:19:42,789 INFO L104 alCausalityReduction]: MaximalCausalityReduction evaluated 47 transitions and produced 42 states. [2022-03-04 00:19:42,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-04 00:19:42,790 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-04 00:19:42,791 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting fooErr0ASSERT_VIOLATIONASSERT === [fooErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION, fooErr0ASSERT_VIOLATIONASSERT] === [2022-03-04 00:19:42,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-04 00:19:42,791 INFO L85 PathProgramCache]: Analyzing trace with hash 555321443, now seen corresponding path program 1 times [2022-03-04 00:19:42,792 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-04 00:19:42,792 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [939153825] [2022-03-04 00:19:42,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-04 00:19:42,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-04 00:19:42,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-04 00:19:42,815 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-03-04 00:19:42,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-04 00:19:42,885 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-03-04 00:19:42,886 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-03-04 00:19:42,888 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location fooErr0ASSERT_VIOLATIONASSERT (2 of 3 remaining) [2022-03-04 00:19:42,890 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location fooErr0ASSERT_VIOLATIONASSERT (1 of 3 remaining) [2022-03-04 00:19:42,890 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (0 of 3 remaining) [2022-03-04 00:19:42,891 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-04 00:19:42,897 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2022-03-04 00:19:42,905 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-04 00:19:42,906 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-04 00:19:42,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.03 12:19:42 BasicIcfg [2022-03-04 00:19:42,938 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-04 00:19:42,939 INFO L158 Benchmark]: Toolchain (without parser) took 1209.58ms. Allocated memory was 170.9MB in the beginning and 267.4MB in the end (delta: 96.5MB). Free memory was 112.0MB in the beginning and 195.1MB in the end (delta: -83.1MB). Peak memory consumption was 13.4MB. Max. memory is 8.0GB. [2022-03-04 00:19:42,940 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 170.9MB. Free memory is still 130.5MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-04 00:19:42,941 INFO L158 Benchmark]: CACSL2BoogieTranslator took 247.26ms. Allocated memory was 170.9MB in the beginning and 267.4MB in the end (delta: 96.5MB). Free memory was 111.8MB in the beginning and 239.2MB in the end (delta: -127.4MB). Peak memory consumption was 16.3MB. Max. memory is 8.0GB. [2022-03-04 00:19:42,941 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.18ms. Allocated memory is still 267.4MB. Free memory was 239.2MB in the beginning and 237.6MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-04 00:19:42,942 INFO L158 Benchmark]: Boogie Preprocessor took 10.96ms. Allocated memory is still 267.4MB. Free memory was 237.6MB in the beginning and 236.5MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-03-04 00:19:42,944 INFO L158 Benchmark]: RCFGBuilder took 331.32ms. Allocated memory is still 267.4MB. Free memory was 236.5MB in the beginning and 225.0MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-03-04 00:19:42,944 INFO L158 Benchmark]: TraceAbstraction took 579.37ms. Allocated memory is still 267.4MB. Free memory was 224.5MB in the beginning and 195.1MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 8.0GB. [2022-03-04 00:19:42,950 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 170.9MB. Free memory is still 130.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 247.26ms. Allocated memory was 170.9MB in the beginning and 267.4MB in the end (delta: 96.5MB). Free memory was 111.8MB in the beginning and 239.2MB in the end (delta: -127.4MB). Peak memory consumption was 16.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 24.18ms. Allocated memory is still 267.4MB. Free memory was 239.2MB in the beginning and 237.6MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 10.96ms. Allocated memory is still 267.4MB. Free memory was 237.6MB in the beginning and 236.5MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 331.32ms. Allocated memory is still 267.4MB. Free memory was 236.5MB in the beginning and 225.0MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * TraceAbstraction took 579.37ms. Allocated memory is still 267.4MB. Free memory was 224.5MB in the beginning and 195.1MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, 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: 19]: assertion can be violated assertion can be violated We found a FailurePath: [L15] 0 int x = 0; VAL [x=0] [L16] 0 int y; VAL [x=0, y=0] [L24] 0 pthread_t threadId; VAL [threadId={2:0}, x=0, y=0] [L25] FCALL, FORK 0 pthread_create(&threadId, NULL, & foo, NULL) VAL [arg={0:0}, pthread_create(&threadId, NULL, & foo, NULL)=-1, threadId={2:0}, x=0, y=0] [L28] 0 x = x + 1 [L29] COND TRUE 0 x != y VAL [arg={0:0}, threadId={2:0}, x=1, y=0] [L19] 1 CodeAnnotStmt[Assertion] VAL [arg={0:0}, arg={0:0}, x=1, y=0] - UnprovableResult [Line: 25]: 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 3 procedures, 38 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.1s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 3, 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, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 46 NumberOfCodeBlocks, 46 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 25 ConstructedInterpolants, 0 QuantifiedInterpolants, 39 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! [2022-03-04 00:19:42,996 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 [2022-03-04 00:19:43,217 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...