./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/goblint-regression/13-privatized_27-multiple-protecting2_true.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version da043454 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/goblint-regression/13-privatized_27-multiple-protecting2_true.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b467a32b0eca9139f7a8347695f46ec00315627748ff1a92daed133af33e0293 --- Real Ultimate output --- This is Ultimate 0.3.0-wip.fs.system-includes-da04345-m [2025-04-29 11:16:39,859 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-04-29 11:16:39,916 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2025-04-29 11:16:39,920 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-04-29 11:16:39,921 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-04-29 11:16:39,939 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-04-29 11:16:39,940 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-04-29 11:16:39,940 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-04-29 11:16:39,940 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-04-29 11:16:39,940 INFO L153 SettingsManager]: * Use memory slicer=true [2025-04-29 11:16:39,941 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-04-29 11:16:39,941 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-04-29 11:16:39,941 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-04-29 11:16:39,942 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-04-29 11:16:39,942 INFO L153 SettingsManager]: * Use SBE=true [2025-04-29 11:16:39,942 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-04-29 11:16:39,942 INFO L153 SettingsManager]: * sizeof long=4 [2025-04-29 11:16:39,942 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-04-29 11:16:39,942 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-04-29 11:16:39,942 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-04-29 11:16:39,942 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2025-04-29 11:16:39,942 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2025-04-29 11:16:39,943 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2025-04-29 11:16:39,943 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-04-29 11:16:39,943 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-04-29 11:16:39,943 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-04-29 11:16:39,943 INFO L153 SettingsManager]: * sizeof long double=12 [2025-04-29 11:16:39,943 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-04-29 11:16:39,943 INFO L153 SettingsManager]: * Use constant arrays=true [2025-04-29 11:16:39,943 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-04-29 11:16:39,943 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-29 11:16:39,943 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-29 11:16:39,944 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-29 11:16:39,944 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-29 11:16:39,944 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-04-29 11:16:39,944 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-29 11:16:39,944 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-04-29 11:16:39,944 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-04-29 11:16:39,944 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-29 11:16:39,944 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-04-29 11:16:39,944 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-04-29 11:16:39,945 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-04-29 11:16:39,945 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-04-29 11:16:39,945 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-04-29 11:16:39,945 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-04-29 11:16:39,945 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-04-29 11:16:39,945 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b467a32b0eca9139f7a8347695f46ec00315627748ff1a92daed133af33e0293 [2025-04-29 11:16:40,177 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-04-29 11:16:40,187 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-04-29 11:16:40,189 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-04-29 11:16:40,190 INFO L270 PluginConnector]: Initializing CDTParser... [2025-04-29 11:16:40,191 INFO L274 PluginConnector]: CDTParser initialized [2025-04-29 11:16:40,192 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_27-multiple-protecting2_true.c [2025-04-29 11:16:41,550 INFO L538 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac0ecbfae/85d91a463ac74ebbb8d5e6f00418c6f6/FLAG281a9da77 [2025-04-29 11:16:41,776 INFO L389 CDTParser]: Found 1 translation units. [2025-04-29 11:16:41,777 INFO L178 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_27-multiple-protecting2_true.c [2025-04-29 11:16:41,779 WARN L117 ultiparseSymbolTable]: System include assert.h could not be resolved by CDT -- only built-in system includes are available. [2025-04-29 11:16:41,779 WARN L117 ultiparseSymbolTable]: System include pthread.h could not be resolved by CDT -- only built-in system includes are available. [2025-04-29 11:16:41,785 INFO L432 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac0ecbfae/85d91a463ac74ebbb8d5e6f00418c6f6/FLAG281a9da77 [2025-04-29 11:16:42,551 INFO L440 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac0ecbfae/85d91a463ac74ebbb8d5e6f00418c6f6 [2025-04-29 11:16:42,553 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-04-29 11:16:42,554 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-04-29 11:16:42,555 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-04-29 11:16:42,555 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-04-29 11:16:42,558 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-04-29 11:16:42,560 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.04 11:16:42" (1/1) ... [2025-04-29 11:16:42,561 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11e6527b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 11:16:42, skipping insertion in model container [2025-04-29 11:16:42,561 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.04 11:16:42" (1/1) ... [2025-04-29 11:16:42,574 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-04-29 11:16:42,749 INFO L211 PostProcessor]: Analyzing one entry point: main [2025-04-29 11:16:42,757 INFO L200 MainTranslator]: Completed pre-run [2025-04-29 11:16:42,784 INFO L211 PostProcessor]: Analyzing one entry point: main [2025-04-29 11:16:42,803 INFO L204 MainTranslator]: Completed translation [2025-04-29 11:16:42,804 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 11:16:42 WrapperNode [2025-04-29 11:16:42,804 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-04-29 11:16:42,805 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-04-29 11:16:42,805 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-04-29 11:16:42,805 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-04-29 11:16:42,812 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 11:16:42" (1/1) ... [2025-04-29 11:16:42,819 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 11:16:42" (1/1) ... [2025-04-29 11:16:42,836 INFO L138 Inliner]: procedures = 15, calls = 39, calls flagged for inlining = 7, calls inlined = 10, statements flattened = 97 [2025-04-29 11:16:42,836 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-04-29 11:16:42,837 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-04-29 11:16:42,837 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-04-29 11:16:42,837 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-04-29 11:16:42,843 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 11:16:42" (1/1) ... [2025-04-29 11:16:42,843 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 11:16:42" (1/1) ... [2025-04-29 11:16:42,849 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 11:16:42" (1/1) ... [2025-04-29 11:16:42,861 INFO L175 MemorySlicer]: Split 3 memory accesses to 3 slices as follows [1, 1, 1]. 33 percent of accesses are in the largest equivalence class. The 3 initializations are split as follows [1, 1, 1]. The 0 writes are split as follows [0, 0, 0]. [2025-04-29 11:16:42,864 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 11:16:42" (1/1) ... [2025-04-29 11:16:42,864 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 11:16:42" (1/1) ... [2025-04-29 11:16:42,868 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 11:16:42" (1/1) ... [2025-04-29 11:16:42,869 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 11:16:42" (1/1) ... [2025-04-29 11:16:42,871 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 11:16:42" (1/1) ... [2025-04-29 11:16:42,871 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 11:16:42" (1/1) ... [2025-04-29 11:16:42,872 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 11:16:42" (1/1) ... [2025-04-29 11:16:42,876 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-04-29 11:16:42,877 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-04-29 11:16:42,877 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-04-29 11:16:42,877 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-04-29 11:16:42,878 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 11:16:42" (1/1) ... [2025-04-29 11:16:42,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-04-29 11:16:42,898 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-04-29 11:16:42,914 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-04-29 11:16:42,928 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-04-29 11:16:42,945 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2025-04-29 11:16:42,946 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2025-04-29 11:16:42,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-04-29 11:16:42,946 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2025-04-29 11:16:42,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-04-29 11:16:42,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-04-29 11:16:42,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-04-29 11:16:42,946 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2025-04-29 11:16:42,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-04-29 11:16:42,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-04-29 11:16:42,947 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2025-04-29 11:16:42,947 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2025-04-29 11:16:42,947 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-04-29 11:16:43,013 INFO L234 CfgBuilder]: Building ICFG [2025-04-29 11:16:43,015 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-04-29 11:16:43,194 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-04-29 11:16:43,194 INFO L283 CfgBuilder]: Performing block encoding [2025-04-29 11:16:43,299 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-04-29 11:16:43,299 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-04-29 11:16:43,299 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.04 11:16:43 BoogieIcfgContainer [2025-04-29 11:16:43,299 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-04-29 11:16:43,301 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-04-29 11:16:43,301 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-04-29 11:16:43,305 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-04-29 11:16:43,305 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.04 11:16:42" (1/3) ... [2025-04-29 11:16:43,306 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a919d17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.04 11:16:43, skipping insertion in model container [2025-04-29 11:16:43,306 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.04 11:16:42" (2/3) ... [2025-04-29 11:16:43,306 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a919d17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.04 11:16:43, skipping insertion in model container [2025-04-29 11:16:43,306 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.04 11:16:43" (3/3) ... [2025-04-29 11:16:43,307 INFO L128 eAbstractionObserver]: Analyzing ICFG 13-privatized_27-multiple-protecting2_true.c [2025-04-29 11:16:43,317 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-04-29 11:16:43,318 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG 13-privatized_27-multiple-protecting2_true.c that has 3 procedures, 63 locations, 60 edges, 1 initial locations, 0 loop locations, and 1 error locations. [2025-04-29 11:16:43,318 INFO L490 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-04-29 11:16:43,357 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2025-04-29 11:16:43,386 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 69 places, 62 transitions, 138 flow [2025-04-29 11:16:43,420 INFO L116 PetriNetUnfolderBase]: 0/60 cut-off events. [2025-04-29 11:16:43,421 INFO L117 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2025-04-29 11:16:43,423 INFO L83 FinitePrefix]: Finished finitePrefix Result has 69 conditions, 60 events. 0/60 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 75 event pairs, 0 based on Foata normal form. 0/59 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. [2025-04-29 11:16:43,423 INFO L82 GeneralOperation]: Start removeDead. Operand has 69 places, 62 transitions, 138 flow [2025-04-29 11:16:43,425 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 66 places, 59 transitions, 130 flow [2025-04-29 11:16:43,431 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-04-29 11:16:43,440 INFO L340 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@8ee80db, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-04-29 11:16:43,440 INFO L341 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2025-04-29 11:16:43,460 INFO L177 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2025-04-29 11:16:43,460 INFO L116 PetriNetUnfolderBase]: 0/58 cut-off events. [2025-04-29 11:16:43,460 INFO L117 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2025-04-29 11:16:43,460 INFO L198 CegarLoopForPetriNet]: Found error trace [2025-04-29 11:16:43,461 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-04-29 11:16:43,461 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2025-04-29 11:16:43,465 INFO L155 PredicateUnifier]: Initialized classic predicate unifier [2025-04-29 11:16:43,466 INFO L85 PathProgramCache]: Analyzing trace with hash -1624782931, now seen corresponding path program 1 times [2025-04-29 11:16:43,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-04-29 11:16:43,470 INFO L324 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1805206044] [2025-04-29 11:16:43,471 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-04-29 11:16:43,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-04-29 11:16:43,548 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 59 statements into 1 equivalence classes. [2025-04-29 11:16:43,592 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 59 of 59 statements. [2025-04-29 11:16:43,593 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-04-29 11:16:43,593 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-04-29 11:16:43,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-04-29 11:16:43,771 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-04-29 11:16:43,772 INFO L324 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1805206044] [2025-04-29 11:16:43,772 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1805206044] provided 1 perfect and 0 imperfect interpolant sequences [2025-04-29 11:16:43,772 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-04-29 11:16:43,772 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2025-04-29 11:16:43,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059608474] [2025-04-29 11:16:43,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-04-29 11:16:43,778 INFO L562 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-04-29 11:16:43,781 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-04-29 11:16:43,794 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-04-29 11:16:43,795 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-04-29 11:16:43,802 INFO L464 CegarLoopForPetriNet]: Number of universal loopers: 19 out of 62 [2025-04-29 11:16:43,804 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 66 places, 59 transitions, 130 flow. Second operand has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 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) [2025-04-29 11:16:43,804 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2025-04-29 11:16:43,804 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 19 of 62 [2025-04-29 11:16:43,804 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2025-04-29 11:16:44,352 INFO L116 PetriNetUnfolderBase]: 3168/5746 cut-off events. [2025-04-29 11:16:44,352 INFO L117 PetriNetUnfolderBase]: For 38/38 co-relation queries the response was YES. [2025-04-29 11:16:44,366 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10783 conditions, 5746 events. 3168/5746 cut-off events. For 38/38 co-relation queries the response was YES. Maximal size of possible extension queue 150. Compared 37180 event pairs, 3168 based on Foata normal form. 1/5699 useless extension candidates. Maximal degree in co-relation 10721. Up to 5000 conditions per place. [2025-04-29 11:16:44,372 INFO L140 encePairwiseOnDemand]: 60/62 looper letters, 0 selfloop transitions, 0 changer transitions 58/58 dead transitions. [2025-04-29 11:16:44,373 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 67 places, 58 transitions, 210 flow [2025-04-29 11:16:44,375 INFO L140 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-04-29 11:16:44,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2025-04-29 11:16:44,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 99 transitions. [2025-04-29 11:16:44,385 INFO L509 CegarLoopForPetriNet]: DFA transition density 0.532258064516129 [2025-04-29 11:16:44,386 INFO L175 Difference]: Start difference. First operand has 66 places, 59 transitions, 130 flow. Second operand 3 states and 99 transitions. [2025-04-29 11:16:44,387 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 67 places, 58 transitions, 210 flow [2025-04-29 11:16:44,392 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 63 places, 58 transitions, 202 flow, removed 0 selfloop flow, removed 4 redundant places. [2025-04-29 11:16:44,395 INFO L231 Difference]: Finished difference. Result has 63 places, 0 transitions, 0 flow [2025-04-29 11:16:44,397 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=62, PETRI_DIFFERENCE_MINUEND_FLOW=120, PETRI_DIFFERENCE_MINUEND_PLACES=61, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=58, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=58, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=63, PETRI_TRANSITIONS=0} [2025-04-29 11:16:44,400 INFO L279 CegarLoopForPetriNet]: 66 programPoint places, -3 predicate places. [2025-04-29 11:16:44,401 INFO L485 AbstractCegarLoop]: Abstraction has has 63 places, 0 transitions, 0 flow [2025-04-29 11:16:44,402 INFO L486 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 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) [2025-04-29 11:16:44,403 INFO L790 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (2 of 3 remaining) [2025-04-29 11:16:44,404 INFO L790 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2025-04-29 11:16:44,404 INFO L790 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2025-04-29 11:16:44,404 WARN L466 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-04-29 11:16:44,405 INFO L422 BasicCegarLoop]: Path program histogram: [1] [2025-04-29 11:16:44,408 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2025-04-29 11:16:44,409 INFO L171 ceAbstractionStarter]: Computing trace abstraction results [2025-04-29 11:16:44,414 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.04 11:16:44 BasicIcfg [2025-04-29 11:16:44,414 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-04-29 11:16:44,415 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-04-29 11:16:44,415 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-04-29 11:16:44,415 INFO L274 PluginConnector]: Witness Printer initialized [2025-04-29 11:16:44,416 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.04 11:16:43" (3/4) ... [2025-04-29 11:16:44,417 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-04-29 11:16:44,420 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure t2_fun [2025-04-29 11:16:44,420 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure t_fun [2025-04-29 11:16:44,423 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2025-04-29 11:16:44,423 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2025-04-29 11:16:44,423 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2025-04-29 11:16:44,482 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-04-29 11:16:44,482 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2025-04-29 11:16:44,482 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-04-29 11:16:44,484 INFO L158 Benchmark]: Toolchain (without parser) took 1928.53ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 112.7MB in the beginning and 300.0MB in the end (delta: -187.3MB). Peak memory consumption was 95.4MB. Max. memory is 16.1GB. [2025-04-29 11:16:44,484 INFO L158 Benchmark]: CDTParser took 0.75ms. Allocated memory is still 201.3MB. Free memory is still 123.4MB. There was no memory consumed. Max. memory is 16.1GB. [2025-04-29 11:16:44,484 INFO L158 Benchmark]: CACSL2BoogieTranslator took 248.94ms. Allocated memory is still 142.6MB. Free memory was 112.7MB in the beginning and 98.6MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-04-29 11:16:44,485 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.43ms. Allocated memory is still 142.6MB. Free memory was 98.1MB in the beginning and 96.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-04-29 11:16:44,485 INFO L158 Benchmark]: Boogie Preprocessor took 39.81ms. Allocated memory is still 142.6MB. Free memory was 96.6MB in the beginning and 95.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-04-29 11:16:44,486 INFO L158 Benchmark]: RCFGBuilder took 422.35ms. Allocated memory is still 142.6MB. Free memory was 94.6MB in the beginning and 65.0MB in the end (delta: 29.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-04-29 11:16:44,487 INFO L158 Benchmark]: TraceAbstraction took 1112.73ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 64.5MB in the beginning and 305.7MB in the end (delta: -241.1MB). Peak memory consumption was 45.1MB. Max. memory is 16.1GB. [2025-04-29 11:16:44,487 INFO L158 Benchmark]: Witness Printer took 67.54ms. Allocated memory is still 427.8MB. Free memory was 305.7MB in the beginning and 300.0MB in the end (delta: 5.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-04-29 11:16:44,488 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.75ms. Allocated memory is still 201.3MB. Free memory is still 123.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 248.94ms. Allocated memory is still 142.6MB. Free memory was 112.7MB in the beginning and 98.6MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.43ms. Allocated memory is still 142.6MB. Free memory was 98.1MB in the beginning and 96.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 39.81ms. Allocated memory is still 142.6MB. Free memory was 96.6MB in the beginning and 95.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 422.35ms. Allocated memory is still 142.6MB. Free memory was 94.6MB in the beginning and 65.0MB in the end (delta: 29.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1112.73ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 64.5MB in the beginning and 305.7MB in the end (delta: -241.1MB). Peak memory consumption was 45.1MB. Max. memory is 16.1GB. * Witness Printer took 67.54ms. Allocated memory is still 427.8MB. Free memory was 305.7MB in the beginning and 300.0MB in the end (delta: 5.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 93 locations, 92 edges, 3 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 1.0s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 42 IncrementalHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 0 mSDtfsCounter, 42 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=130occurred 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, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 59 NumberOfCodeBlocks, 59 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 58 ConstructedInterpolants, 0 QuantifiedInterpolants, 174 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, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2025-04-29 11:16:44,502 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE