./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_valuebound2.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_96a96bc4-b6aa-4a65-9828-ec9c0a0151e0/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a96bc4-b6aa-4a65-9828-ec9c0a0151e0/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_96a96bc4-b6aa-4a65-9828-ec9c0a0151e0/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a96bc4-b6aa-4a65-9828-ec9c0a0151e0/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_valuebound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a96bc4-b6aa-4a65-9828-ec9c0a0151e0/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_96a96bc4-b6aa-4a65-9828-ec9c0a0151e0/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 298a2fa3454ac9d826b4a2fcda5c49527e83e26e7b8633f156b47d33577c1902 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 23:16:39,401 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 23:16:39,483 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a96bc4-b6aa-4a65-9828-ec9c0a0151e0/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-27 23:16:39,491 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 23:16:39,492 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 23:16:39,530 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 23:16:39,532 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 23:16:39,532 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 23:16:39,533 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 23:16:39,533 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 23:16:39,534 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 23:16:39,535 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 23:16:39,535 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 23:16:39,536 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 23:16:39,536 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 23:16:39,536 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 23:16:39,536 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 23:16:39,537 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 23:16:39,537 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 23:16:39,537 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 23:16:39,537 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 23:16:39,537 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 23:16:39,537 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 23:16:39,537 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 23:16:39,537 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-27 23:16:39,537 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-27 23:16:39,538 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 23:16:39,538 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 23:16:39,538 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 23:16:39,538 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 23:16:39,538 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 23:16:39,539 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:16:39,539 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:16:39,539 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:16:39,539 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:16:39,539 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 23:16:39,540 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:16:39,540 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:16:39,540 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:16:39,540 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:16:39,540 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 23:16:39,540 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 23:16:39,540 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 23:16:39,540 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 23:16:39,540 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-27 23:16:39,541 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-27 23:16:39,541 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 23:16:39,541 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 23:16:39,541 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 23:16:39,541 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 23:16:39,541 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_96a96bc4-b6aa-4a65-9828-ec9c0a0151e0/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 -> 298a2fa3454ac9d826b4a2fcda5c49527e83e26e7b8633f156b47d33577c1902 [2024-11-27 23:16:39,853 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 23:16:39,862 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 23:16:39,865 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 23:16:39,866 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 23:16:39,866 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 23:16:39,867 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a96bc4-b6aa-4a65-9828-ec9c0a0151e0/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/nla-digbench-scaling/lcm2_valuebound2.c [2024-11-27 23:16:42,900 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a96bc4-b6aa-4a65-9828-ec9c0a0151e0/bin/uautomizer-verify-aQ6SnzHsRB/data/56f2679fc/194bca20b7be4659a8d1451e6a67b549/FLAG97165cf3c [2024-11-27 23:16:43,182 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 23:16:43,182 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a96bc4-b6aa-4a65-9828-ec9c0a0151e0/sv-benchmarks/c/nla-digbench-scaling/lcm2_valuebound2.c [2024-11-27 23:16:43,189 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a96bc4-b6aa-4a65-9828-ec9c0a0151e0/bin/uautomizer-verify-aQ6SnzHsRB/data/56f2679fc/194bca20b7be4659a8d1451e6a67b549/FLAG97165cf3c [2024-11-27 23:16:43,203 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a96bc4-b6aa-4a65-9828-ec9c0a0151e0/bin/uautomizer-verify-aQ6SnzHsRB/data/56f2679fc/194bca20b7be4659a8d1451e6a67b549 [2024-11-27 23:16:43,205 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 23:16:43,207 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 23:16:43,208 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 23:16:43,208 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 23:16:43,213 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 23:16:43,214 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:16:43" (1/1) ... [2024-11-27 23:16:43,216 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76b6cbec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:16:43, skipping insertion in model container [2024-11-27 23:16:43,217 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:16:43" (1/1) ... [2024-11-27 23:16:43,234 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 23:16:43,437 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:16:43,448 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 23:16:43,471 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:16:43,487 INFO L204 MainTranslator]: Completed translation [2024-11-27 23:16:43,488 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:16:43 WrapperNode [2024-11-27 23:16:43,489 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 23:16:43,490 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 23:16:43,491 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 23:16:43,491 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 23:16:43,501 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:16:43" (1/1) ... [2024-11-27 23:16:43,509 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:16:43" (1/1) ... [2024-11-27 23:16:43,528 INFO L138 Inliner]: procedures = 14, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 58 [2024-11-27 23:16:43,530 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 23:16:43,531 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 23:16:43,532 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 23:16:43,532 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 23:16:43,540 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:16:43" (1/1) ... [2024-11-27 23:16:43,541 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:16:43" (1/1) ... [2024-11-27 23:16:43,546 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:16:43" (1/1) ... [2024-11-27 23:16:43,560 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]. [2024-11-27 23:16:43,565 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:16:43" (1/1) ... [2024-11-27 23:16:43,565 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:16:43" (1/1) ... [2024-11-27 23:16:43,573 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:16:43" (1/1) ... [2024-11-27 23:16:43,574 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:16:43" (1/1) ... [2024-11-27 23:16:43,580 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:16:43" (1/1) ... [2024-11-27 23:16:43,581 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:16:43" (1/1) ... [2024-11-27 23:16:43,581 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:16:43" (1/1) ... [2024-11-27 23:16:43,587 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 23:16:43,588 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 23:16:43,588 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 23:16:43,588 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 23:16:43,589 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:16:43" (1/1) ... [2024-11-27 23:16:43,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:16:43,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a96bc4-b6aa-4a65-9828-ec9c0a0151e0/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:16:43,630 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a96bc4-b6aa-4a65-9828-ec9c0a0151e0/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 23:16:43,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a96bc4-b6aa-4a65-9828-ec9c0a0151e0/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 23:16:43,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 23:16:43,668 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-27 23:16:43,668 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-27 23:16:43,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-27 23:16:43,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-27 23:16:43,669 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 23:16:43,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 23:16:43,669 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-27 23:16:43,669 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-27 23:16:43,744 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 23:16:43,747 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 23:16:43,911 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-27 23:16:43,911 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 23:16:43,920 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 23:16:43,921 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-27 23:16:43,921 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:16:43 BoogieIcfgContainer [2024-11-27 23:16:43,921 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 23:16:43,923 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 23:16:43,924 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 23:16:43,929 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 23:16:43,929 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 11:16:43" (1/3) ... [2024-11-27 23:16:43,930 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@143e9161 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:16:43, skipping insertion in model container [2024-11-27 23:16:43,930 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:16:43" (2/3) ... [2024-11-27 23:16:43,930 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@143e9161 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:16:43, skipping insertion in model container [2024-11-27 23:16:43,930 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:16:43" (3/3) ... [2024-11-27 23:16:43,931 INFO L128 eAbstractionObserver]: Analyzing ICFG lcm2_valuebound2.c [2024-11-27 23:16:43,947 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 23:16:43,949 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG lcm2_valuebound2.c that has 3 procedures, 28 locations, 1 initial locations, 1 loop locations, and 0 error locations. [2024-11-27 23:16:43,950 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@143e9161 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.11 11:16:43, skipping insertion in model container [2024-11-27 23:16:43,950 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-27 23:16:43,951 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-27 23:16:43,951 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-27 23:16:43,951 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-27 23:16:43,952 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:16:43" (3/3) ... [2024-11-27 23:16:43,954 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-27 23:16:43,959 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-27 23:16:43,959 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-27 23:16:43,963 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2024-11-27 23:16:43,964 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-27 23:16:43,965 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-27 23:16:43,965 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-27 23:16:43,965 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-27 23:16:44,059 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a96bc4-b6aa-4a65-9828-ec9c0a0151e0/bin/uautomizer-verify-aQ6SnzHsRB/witness.graphml [2024-11-27 23:16:44,060 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a96bc4-b6aa-4a65-9828-ec9c0a0151e0/bin/uautomizer-verify-aQ6SnzHsRB/witness.yml [2024-11-27 23:16:44,060 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-27 23:16:44,061 INFO L158 Benchmark]: Toolchain (without parser) took 853.98ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 61.0MB in the end (delta: 31.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-27 23:16:44,062 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 117.4MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:16:44,062 INFO L158 Benchmark]: CACSL2BoogieTranslator took 281.41ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 81.8MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 23:16:44,063 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.55ms. Allocated memory is still 117.4MB. Free memory was 81.6MB in the beginning and 80.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:16:44,063 INFO L158 Benchmark]: Boogie Preprocessor took 56.88ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 79.1MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 23:16:44,064 INFO L158 Benchmark]: RCFGBuilder took 333.04ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 68.7MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 23:16:44,064 INFO L158 Benchmark]: TraceAbstraction took 26.79ms. Allocated memory is still 117.4MB. Free memory was 68.1MB in the beginning and 66.0MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:16:44,065 INFO L158 Benchmark]: Witness Printer took 109.03ms. Allocated memory is still 117.4MB. Free memory was 66.0MB in the beginning and 61.0MB in the end (delta: 5.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 23:16:44,067 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 117.4MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 281.41ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 81.8MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.55ms. Allocated memory is still 117.4MB. Free memory was 81.6MB in the beginning and 80.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 56.88ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 79.1MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 333.04ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 68.7MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 26.79ms. Allocated memory is still 117.4MB. Free memory was 68.1MB in the beginning and 66.0MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 109.03ms. Allocated memory is still 117.4MB. Free memory was 66.0MB in the beginning and 61.0MB in the end (delta: 5.0MB). 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! [2024-11-27 23:16:44,086 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96a96bc4-b6aa-4a65-9828-ec9c0a0151e0/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