./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench/divbin2.i --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_4cb83276-dda0-4169-b20a-e93c4e2c7e63/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cb83276-dda0-4169-b20a-e93c4e2c7e63/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_4cb83276-dda0-4169-b20a-e93c4e2c7e63/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cb83276-dda0-4169-b20a-e93c4e2c7e63/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/nla-digbench/divbin2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cb83276-dda0-4169-b20a-e93c4e2c7e63/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_4cb83276-dda0-4169-b20a-e93c4e2c7e63/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 c7e3f11d23b462949b18ec2057853f57240b0651aa6fb66cf591585739df9d3e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 03:17:20,390 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:17:20,488 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cb83276-dda0-4169-b20a-e93c4e2c7e63/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-28 03:17:20,494 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:17:20,494 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:17:20,518 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:17:20,519 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:17:20,519 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:17:20,520 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 03:17:20,520 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 03:17:20,520 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 03:17:20,520 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 03:17:20,521 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:17:20,521 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:17:20,521 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:17:20,521 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:17:20,521 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 03:17:20,522 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 03:17:20,522 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 03:17:20,522 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 03:17:20,522 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:17:20,522 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 03:17:20,522 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 03:17:20,523 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 03:17:20,523 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-28 03:17:20,523 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 03:17:20,523 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 03:17:20,523 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 03:17:20,523 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:17:20,523 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:17:20,524 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 03:17:20,524 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:17:20,524 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:17:20,524 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:17:20,524 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:17:20,524 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:17:20,524 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:17:20,524 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:17:20,524 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:17:20,525 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:17:20,525 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:17:20,525 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 03:17:20,525 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 03:17:20,525 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 03:17:20,525 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 03:17:20,526 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 03:17:20,526 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 03:17:20,526 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 03:17:20,526 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 03:17:20,526 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 03:17:20,526 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_4cb83276-dda0-4169-b20a-e93c4e2c7e63/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 -> c7e3f11d23b462949b18ec2057853f57240b0651aa6fb66cf591585739df9d3e [2024-11-28 03:17:20,833 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:17:20,843 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:17:20,846 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:17:20,847 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:17:20,848 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:17:20,849 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cb83276-dda0-4169-b20a-e93c4e2c7e63/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/nla-digbench/divbin2.i [2024-11-28 03:17:23,933 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cb83276-dda0-4169-b20a-e93c4e2c7e63/bin/uautomizer-verify-aQ6SnzHsRB/data/bade09791/6bb7c29c0a914ed492b82c0473380a35/FLAGd926778a3 [2024-11-28 03:17:24,273 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:17:24,274 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cb83276-dda0-4169-b20a-e93c4e2c7e63/sv-benchmarks/c/nla-digbench/divbin2.i [2024-11-28 03:17:24,284 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cb83276-dda0-4169-b20a-e93c4e2c7e63/bin/uautomizer-verify-aQ6SnzHsRB/data/bade09791/6bb7c29c0a914ed492b82c0473380a35/FLAGd926778a3 [2024-11-28 03:17:24,528 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cb83276-dda0-4169-b20a-e93c4e2c7e63/bin/uautomizer-verify-aQ6SnzHsRB/data/bade09791/6bb7c29c0a914ed492b82c0473380a35 [2024-11-28 03:17:24,530 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:17:24,532 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:17:24,534 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:17:24,534 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:17:24,538 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:17:24,539 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:17:24" (1/1) ... [2024-11-28 03:17:24,540 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58f56224 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:17:24, skipping insertion in model container [2024-11-28 03:17:24,540 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:17:24" (1/1) ... [2024-11-28 03:17:24,559 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:17:24,762 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:17:24,774 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 03:17:24,791 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:17:24,803 INFO L204 MainTranslator]: Completed translation [2024-11-28 03:17:24,803 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:17:24 WrapperNode [2024-11-28 03:17:24,804 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:17:24,805 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 03:17:24,805 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 03:17:24,805 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 03:17:24,811 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:17:24" (1/1) ... [2024-11-28 03:17:24,816 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:17:24" (1/1) ... [2024-11-28 03:17:24,832 INFO L138 Inliner]: procedures = 16, calls = 9, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 47 [2024-11-28 03:17:24,832 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 03:17:24,833 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 03:17:24,833 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 03:17:24,833 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 03:17:24,843 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:17:24" (1/1) ... [2024-11-28 03:17:24,843 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:17:24" (1/1) ... [2024-11-28 03:17:24,844 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:17:24" (1/1) ... [2024-11-28 03:17:24,856 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-28 03:17:24,856 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:17:24" (1/1) ... [2024-11-28 03:17:24,856 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:17:24" (1/1) ... [2024-11-28 03:17:24,859 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:17:24" (1/1) ... [2024-11-28 03:17:24,860 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:17:24" (1/1) ... [2024-11-28 03:17:24,864 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:17:24" (1/1) ... [2024-11-28 03:17:24,864 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:17:24" (1/1) ... [2024-11-28 03:17:24,865 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:17:24" (1/1) ... [2024-11-28 03:17:24,867 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 03:17:24,868 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 03:17:24,868 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 03:17:24,868 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 03:17:24,870 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:17:24" (1/1) ... [2024-11-28 03:17:24,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:17:24,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cb83276-dda0-4169-b20a-e93c4e2c7e63/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:17:24,911 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cb83276-dda0-4169-b20a-e93c4e2c7e63/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 03:17:24,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cb83276-dda0-4169-b20a-e93c4e2c7e63/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 03:17:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 03:17:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 03:17:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 03:17:24,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 03:17:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-28 03:17:24,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-28 03:17:25,016 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 03:17:25,019 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 03:17:25,153 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-28 03:17:25,153 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 03:17:25,162 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 03:17:25,162 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-28 03:17:25,163 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:17:25 BoogieIcfgContainer [2024-11-28 03:17:25,163 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 03:17:25,166 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 03:17:25,166 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 03:17:25,171 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 03:17:25,172 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:17:24" (1/3) ... [2024-11-28 03:17:25,172 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@414eae55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:17:25, skipping insertion in model container [2024-11-28 03:17:25,172 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:17:24" (2/3) ... [2024-11-28 03:17:25,173 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@414eae55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:17:25, skipping insertion in model container [2024-11-28 03:17:25,174 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:17:25" (3/3) ... [2024-11-28 03:17:25,176 INFO L128 eAbstractionObserver]: Analyzing ICFG divbin2.i [2024-11-28 03:17:25,194 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 03:17:25,197 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG divbin2.i that has 2 procedures, 18 locations, 1 initial locations, 2 loop locations, and 0 error locations. [2024-11-28 03:17:25,198 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@414eae55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 03:17:25, skipping insertion in model container [2024-11-28 03:17:25,200 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 03:17:25,201 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 03:17:25,201 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 03:17:25,202 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 03:17:25,202 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:17:25" (3/3) ... [2024-11-28 03:17:25,207 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-28 03:17:25,213 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-28 03:17:25,217 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2024-11-28 03:17:25,217 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-28 03:17:25,217 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-28 03:17:25,217 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-28 03:17:25,305 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cb83276-dda0-4169-b20a-e93c4e2c7e63/bin/uautomizer-verify-aQ6SnzHsRB/witness.graphml [2024-11-28 03:17:25,306 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cb83276-dda0-4169-b20a-e93c4e2c7e63/bin/uautomizer-verify-aQ6SnzHsRB/witness.yml [2024-11-28 03:17:25,306 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 03:17:25,311 INFO L158 Benchmark]: Toolchain (without parser) took 775.00ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 62.7MB in the end (delta: 30.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-28 03:17:25,312 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 117.4MB. Free memory was 72.3MB in the beginning and 72.1MB in the end (delta: 146.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:17:25,312 INFO L158 Benchmark]: CACSL2BoogieTranslator took 270.29ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 81.7MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 03:17:25,312 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.56ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 80.8MB in the end (delta: 936.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:17:25,313 INFO L158 Benchmark]: Boogie Preprocessor took 34.23ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 79.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:17:25,313 INFO L158 Benchmark]: RCFGBuilder took 295.59ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 69.8MB in the end (delta: 9.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 03:17:25,313 INFO L158 Benchmark]: TraceAbstraction took 34.90ms. Allocated memory is still 117.4MB. Free memory was 69.3MB in the beginning and 67.2MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:17:25,314 INFO L158 Benchmark]: Witness Printer took 104.69ms. Allocated memory is still 117.4MB. Free memory was 67.2MB in the beginning and 62.7MB in the end (delta: 4.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:17:25,318 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 117.4MB. Free memory was 72.3MB in the beginning and 72.1MB in the end (delta: 146.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 270.29ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 81.7MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.56ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 80.8MB in the end (delta: 936.4kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 34.23ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 79.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 295.59ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 69.8MB in the end (delta: 9.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 34.90ms. Allocated memory is still 117.4MB. Free memory was 69.3MB in the beginning and 67.2MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 104.69ms. Allocated memory is still 117.4MB. Free memory was 67.2MB in the beginning and 62.7MB in the end (delta: 4.6MB). There was no memory consumed. 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 03:17:25,341 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cb83276-dda0-4169-b20a-e93c4e2c7e63/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