./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_valuebound20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb503b0-05ca-4f3e-83c7-352c1f3bf2a9/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb503b0-05ca-4f3e-83c7-352c1f3bf2a9/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb503b0-05ca-4f3e-83c7-352c1f3bf2a9/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb503b0-05ca-4f3e-83c7-352c1f3bf2a9/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_valuebound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb503b0-05ca-4f3e-83c7-352c1f3bf2a9/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb503b0-05ca-4f3e-83c7-352c1f3bf2a9/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 654f2a5144415573fc1d6067bb4543ae0058de290c8f1b991cc759cea7560c8f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:45:54,967 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:45:55,083 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb503b0-05ca-4f3e-83c7-352c1f3bf2a9/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-28 02:45:55,093 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:45:55,093 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:45:55,139 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:45:55,141 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:45:55,141 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:45:55,142 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 02:45:55,142 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 02:45:55,143 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 02:45:55,144 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 02:45:55,144 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:45:55,145 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:45:55,145 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:45:55,145 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:45:55,146 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 02:45:55,146 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 02:45:55,146 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 02:45:55,146 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 02:45:55,146 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:45:55,146 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 02:45:55,147 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 02:45:55,147 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 02:45:55,147 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-28 02:45:55,147 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 02:45:55,147 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 02:45:55,147 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 02:45:55,147 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:45:55,148 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:45:55,148 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 02:45:55,148 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:45:55,148 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:45:55,148 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:45:55,148 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:45:55,148 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:45:55,148 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:45:55,149 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:45:55,149 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:45:55,149 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:45:55,149 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:45:55,149 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 02:45:55,149 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 02:45:55,149 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 02:45:55,149 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 02:45:55,149 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 02:45:55,149 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 02:45:55,149 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 02:45:55,150 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 02:45:55,150 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 02:45:55,150 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 -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb503b0-05ca-4f3e-83c7-352c1f3bf2a9/bin/uautomizer-verify-aQ6SnzHsRB 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 ! overflow) ) 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 -> 654f2a5144415573fc1d6067bb4543ae0058de290c8f1b991cc759cea7560c8f [2024-11-28 02:45:55,542 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:45:55,556 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:45:55,559 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:45:55,561 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:45:55,561 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:45:55,564 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb503b0-05ca-4f3e-83c7-352c1f3bf2a9/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/nla-digbench-scaling/lcm2_valuebound20.c [2024-11-28 02:45:58,809 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb503b0-05ca-4f3e-83c7-352c1f3bf2a9/bin/uautomizer-verify-aQ6SnzHsRB/data/5b1bb9a80/6b9f629a8bd2407498e15e209bad94a8/FLAG87d88273c [2024-11-28 02:45:59,153 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:45:59,156 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb503b0-05ca-4f3e-83c7-352c1f3bf2a9/sv-benchmarks/c/nla-digbench-scaling/lcm2_valuebound20.c [2024-11-28 02:45:59,167 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb503b0-05ca-4f3e-83c7-352c1f3bf2a9/bin/uautomizer-verify-aQ6SnzHsRB/data/5b1bb9a80/6b9f629a8bd2407498e15e209bad94a8/FLAG87d88273c [2024-11-28 02:45:59,382 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb503b0-05ca-4f3e-83c7-352c1f3bf2a9/bin/uautomizer-verify-aQ6SnzHsRB/data/5b1bb9a80/6b9f629a8bd2407498e15e209bad94a8 [2024-11-28 02:45:59,384 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:45:59,386 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:45:59,387 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:45:59,387 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:45:59,393 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:45:59,394 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:45:59" (1/1) ... [2024-11-28 02:45:59,395 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@244d9f4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:45:59, skipping insertion in model container [2024-11-28 02:45:59,395 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:45:59" (1/1) ... [2024-11-28 02:45:59,413 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:45:59,647 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:45:59,663 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 02:45:59,689 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:45:59,711 INFO L204 MainTranslator]: Completed translation [2024-11-28 02:45:59,712 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:45:59 WrapperNode [2024-11-28 02:45:59,712 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:45:59,713 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 02:45:59,713 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 02:45:59,713 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 02:45:59,724 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:45:59" (1/1) ... [2024-11-28 02:45:59,732 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:45:59" (1/1) ... [2024-11-28 02:45:59,758 INFO L138 Inliner]: procedures = 14, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 58 [2024-11-28 02:45:59,759 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 02:45:59,761 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 02:45:59,762 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 02:45:59,762 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 02:45:59,772 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:45:59" (1/1) ... [2024-11-28 02:45:59,773 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:45:59" (1/1) ... [2024-11-28 02:45:59,775 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:45:59" (1/1) ... [2024-11-28 02:45:59,795 INFO L175 MemorySlicer]: Split 9 memory accesses to 2 slices as follows [2, 7]. 78 percent of accesses are in the largest equivalence class. The 9 initializations are split as follows [2, 7]. The 0 writes are split as follows [0, 0]. [2024-11-28 02:45:59,795 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:45:59" (1/1) ... [2024-11-28 02:45:59,796 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:45:59" (1/1) ... [2024-11-28 02:45:59,800 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:45:59" (1/1) ... [2024-11-28 02:45:59,801 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:45:59" (1/1) ... [2024-11-28 02:45:59,807 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:45:59" (1/1) ... [2024-11-28 02:45:59,811 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:45:59" (1/1) ... [2024-11-28 02:45:59,812 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:45:59" (1/1) ... [2024-11-28 02:45:59,813 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 02:45:59,814 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 02:45:59,819 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 02:45:59,819 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 02:45:59,820 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:45:59" (1/1) ... [2024-11-28 02:45:59,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:45:59,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb503b0-05ca-4f3e-83c7-352c1f3bf2a9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:45:59,857 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb503b0-05ca-4f3e-83c7-352c1f3bf2a9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 02:45:59,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb503b0-05ca-4f3e-83c7-352c1f3bf2a9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 02:45:59,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 02:45:59,896 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 02:45:59,897 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 02:45:59,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 02:45:59,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-28 02:45:59,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 02:45:59,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 02:45:59,897 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-28 02:45:59,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-28 02:45:59,959 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 02:45:59,961 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 02:46:00,198 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-28 02:46:00,198 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 02:46:00,209 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 02:46:00,210 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 02:46:00,210 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:46:00 BoogieIcfgContainer [2024-11-28 02:46:00,210 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 02:46:00,213 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 02:46:00,213 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 02:46:00,219 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 02:46:00,220 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:45:59" (1/3) ... [2024-11-28 02:46:00,220 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e6d20d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:46:00, skipping insertion in model container [2024-11-28 02:46:00,221 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:45:59" (2/3) ... [2024-11-28 02:46:00,221 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e6d20d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:46:00, skipping insertion in model container [2024-11-28 02:46:00,221 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:46:00" (3/3) ... [2024-11-28 02:46:00,222 INFO L128 eAbstractionObserver]: Analyzing ICFG lcm2_valuebound20.c [2024-11-28 02:46:00,242 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 02:46:00,243 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG lcm2_valuebound20.c that has 3 procedures, 28 locations, 1 initial locations, 1 loop locations, and 0 error locations. [2024-11-28 02:46:00,245 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e6d20d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 02:46:00, skipping insertion in model container [2024-11-28 02:46:00,245 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 02:46:00,246 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 02:46:00,246 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 02:46:00,247 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 02:46:00,247 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:46:00" (3/3) ... [2024-11-28 02:46:00,251 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-28 02:46:00,256 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-28 02:46:00,256 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-28 02:46:00,261 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2024-11-28 02:46:00,261 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-28 02:46:00,261 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-28 02:46:00,261 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-28 02:46:00,262 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-28 02:46:00,355 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb503b0-05ca-4f3e-83c7-352c1f3bf2a9/bin/uautomizer-verify-aQ6SnzHsRB/witness.graphml [2024-11-28 02:46:00,355 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb503b0-05ca-4f3e-83c7-352c1f3bf2a9/bin/uautomizer-verify-aQ6SnzHsRB/witness.yml [2024-11-28 02:46:00,355 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 02:46:00,357 INFO L158 Benchmark]: Toolchain (without parser) took 970.84ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 61.6MB in the end (delta: 31.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-28 02:46:00,358 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 117.4MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:46:00,358 INFO L158 Benchmark]: CACSL2BoogieTranslator took 325.49ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 82.2MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 02:46:00,358 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.93ms. Allocated memory is still 117.4MB. Free memory was 82.0MB in the beginning and 80.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:46:00,359 INFO L158 Benchmark]: Boogie Preprocessor took 52.80ms. Allocated memory is still 117.4MB. Free memory was 80.9MB in the beginning and 79.7MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 02:46:00,359 INFO L158 Benchmark]: RCFGBuilder took 395.78ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 69.1MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 02:46:00,360 INFO L158 Benchmark]: TraceAbstraction took 32.32ms. Allocated memory is still 117.4MB. Free memory was 68.4MB in the beginning and 66.4MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:46:00,360 INFO L158 Benchmark]: Witness Printer took 108.90ms. Allocated memory is still 117.4MB. Free memory was 66.4MB in the beginning and 61.6MB in the end (delta: 4.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 02:46:00,363 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 117.4MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 325.49ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 82.2MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.93ms. Allocated memory is still 117.4MB. Free memory was 82.0MB in the beginning and 80.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 52.80ms. Allocated memory is still 117.4MB. Free memory was 80.9MB in the beginning and 79.7MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 395.78ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 69.1MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 32.32ms. Allocated memory is still 117.4MB. Free memory was 68.4MB in the beginning and 66.4MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 108.90ms. Allocated memory is still 117.4MB. Free memory was 66.4MB in the beginning and 61.6MB in the end (delta: 4.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2024-11-28 02:46:00,384 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bb503b0-05ca-4f3e-83c7-352c1f3bf2a9/bin/uautomizer-verify-aQ6SnzHsRB/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