./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/divbin2_valuebound50.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_c056a3b6-29b4-4292-828e-5474cbc27dc0/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c056a3b6-29b4-4292-828e-5474cbc27dc0/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_c056a3b6-29b4-4292-828e-5474cbc27dc0/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c056a3b6-29b4-4292-828e-5474cbc27dc0/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/divbin2_valuebound50.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c056a3b6-29b4-4292-828e-5474cbc27dc0/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_c056a3b6-29b4-4292-828e-5474cbc27dc0/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 698c604312f3eb09bef7f8f6e092d43de99877a411ec8f3c76598811466d02b7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:44:33,400 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:44:33,493 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c056a3b6-29b4-4292-828e-5474cbc27dc0/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-28 02:44:33,503 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:44:33,503 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:44:33,536 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:44:33,537 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:44:33,537 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:44:33,537 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 02:44:33,537 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 02:44:33,538 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 02:44:33,538 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 02:44:33,538 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:44:33,538 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:44:33,538 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:44:33,538 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:44:33,538 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 02:44:33,539 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 02:44:33,539 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 02:44:33,539 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 02:44:33,539 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:44:33,539 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 02:44:33,539 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 02:44:33,539 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 02:44:33,539 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-28 02:44:33,539 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 02:44:33,539 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 02:44:33,540 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 02:44:33,540 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:44:33,540 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:44:33,540 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 02:44:33,540 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:44:33,540 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:44:33,540 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:44:33,540 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:44:33,541 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:44:33,541 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:44:33,542 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:44:33,542 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:44:33,542 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:44:33,542 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:44:33,542 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 02:44:33,542 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 02:44:33,542 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 02:44:33,543 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 02:44:33,543 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 02:44:33,543 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 02:44:33,543 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 02:44:33,543 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 02:44:33,544 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 02:44:33,544 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_c056a3b6-29b4-4292-828e-5474cbc27dc0/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 -> 698c604312f3eb09bef7f8f6e092d43de99877a411ec8f3c76598811466d02b7 [2024-11-28 02:44:33,843 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:44:33,858 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:44:33,861 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:44:33,862 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:44:33,863 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:44:33,864 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c056a3b6-29b4-4292-828e-5474cbc27dc0/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/nla-digbench-scaling/divbin2_valuebound50.i [2024-11-28 02:44:36,923 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c056a3b6-29b4-4292-828e-5474cbc27dc0/bin/uautomizer-verify-aQ6SnzHsRB/data/c45e6311b/3479b47e027740c38ba250bd8474fd85/FLAGb513928f7 [2024-11-28 02:44:37,251 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:44:37,253 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c056a3b6-29b4-4292-828e-5474cbc27dc0/sv-benchmarks/c/nla-digbench-scaling/divbin2_valuebound50.i [2024-11-28 02:44:37,262 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c056a3b6-29b4-4292-828e-5474cbc27dc0/bin/uautomizer-verify-aQ6SnzHsRB/data/c45e6311b/3479b47e027740c38ba250bd8474fd85/FLAGb513928f7 [2024-11-28 02:44:37,276 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c056a3b6-29b4-4292-828e-5474cbc27dc0/bin/uautomizer-verify-aQ6SnzHsRB/data/c45e6311b/3479b47e027740c38ba250bd8474fd85 [2024-11-28 02:44:37,278 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:44:37,279 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:44:37,280 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:44:37,280 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:44:37,285 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:44:37,286 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:44:37" (1/1) ... [2024-11-28 02:44:37,287 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12aa194b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:44:37, skipping insertion in model container [2024-11-28 02:44:37,287 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:44:37" (1/1) ... [2024-11-28 02:44:37,302 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:44:37,464 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:44:37,473 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 02:44:37,488 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:44:37,502 INFO L204 MainTranslator]: Completed translation [2024-11-28 02:44:37,502 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:44:37 WrapperNode [2024-11-28 02:44:37,503 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:44:37,503 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 02:44:37,504 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 02:44:37,504 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 02:44:37,510 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:44:37" (1/1) ... [2024-11-28 02:44:37,516 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:44:37" (1/1) ... [2024-11-28 02:44:37,532 INFO L138 Inliner]: procedures = 16, calls = 10, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 51 [2024-11-28 02:44:37,532 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 02:44:37,533 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 02:44:37,533 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 02:44:37,533 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 02:44:37,539 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:44:37" (1/1) ... [2024-11-28 02:44:37,539 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:44:37" (1/1) ... [2024-11-28 02:44:37,540 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:44:37" (1/1) ... [2024-11-28 02:44:37,550 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 02:44:37,550 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:44:37" (1/1) ... [2024-11-28 02:44:37,550 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:44:37" (1/1) ... [2024-11-28 02:44:37,553 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:44:37" (1/1) ... [2024-11-28 02:44:37,553 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:44:37" (1/1) ... [2024-11-28 02:44:37,557 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:44:37" (1/1) ... [2024-11-28 02:44:37,557 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:44:37" (1/1) ... [2024-11-28 02:44:37,558 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:44:37" (1/1) ... [2024-11-28 02:44:37,559 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 02:44:37,560 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 02:44:37,561 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 02:44:37,561 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 02:44:37,562 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:44:37" (1/1) ... [2024-11-28 02:44:37,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:44:37,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c056a3b6-29b4-4292-828e-5474cbc27dc0/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:44:37,596 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c056a3b6-29b4-4292-828e-5474cbc27dc0/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 02:44:37,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c056a3b6-29b4-4292-828e-5474cbc27dc0/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 02:44:37,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 02:44:37,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 02:44:37,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 02:44:37,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 02:44:37,630 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-28 02:44:37,631 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-28 02:44:37,696 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 02:44:37,699 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 02:44:37,839 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-28 02:44:37,839 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 02:44:37,848 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 02:44:37,849 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-28 02:44:37,849 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:44:37 BoogieIcfgContainer [2024-11-28 02:44:37,849 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 02:44:37,852 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 02:44:37,852 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 02:44:37,857 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 02:44:37,857 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:44:37" (1/3) ... [2024-11-28 02:44:37,858 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@289679f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:44:37, skipping insertion in model container [2024-11-28 02:44:37,858 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:44:37" (2/3) ... [2024-11-28 02:44:37,858 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@289679f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:44:37, skipping insertion in model container [2024-11-28 02:44:37,858 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:44:37" (3/3) ... [2024-11-28 02:44:37,859 INFO L128 eAbstractionObserver]: Analyzing ICFG divbin2_valuebound50.i [2024-11-28 02:44:37,876 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 02:44:37,877 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG divbin2_valuebound50.i that has 2 procedures, 20 locations, 1 initial locations, 2 loop locations, and 0 error locations. [2024-11-28 02:44:37,879 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@289679f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 02:44:37, skipping insertion in model container [2024-11-28 02:44:37,879 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 02:44:37,880 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 02:44:37,880 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 02:44:37,880 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 02:44:37,881 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:44:37" (3/3) ... [2024-11-28 02:44:37,884 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-28 02:44:37,888 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-28 02:44:37,892 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-11-28 02:44:37,892 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-28 02:44:37,892 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-28 02:44:37,892 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-28 02:44:37,970 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c056a3b6-29b4-4292-828e-5474cbc27dc0/bin/uautomizer-verify-aQ6SnzHsRB/witness.graphml [2024-11-28 02:44:37,971 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c056a3b6-29b4-4292-828e-5474cbc27dc0/bin/uautomizer-verify-aQ6SnzHsRB/witness.yml [2024-11-28 02:44:37,971 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 02:44:37,973 INFO L158 Benchmark]: Toolchain (without parser) took 692.77ms. Allocated memory is still 117.4MB. Free memory was 93.8MB in the beginning and 62.6MB in the end (delta: 31.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-28 02:44:37,973 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 167.8MB. Free memory is still 103.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:44:37,973 INFO L158 Benchmark]: CACSL2BoogieTranslator took 222.61ms. Allocated memory is still 117.4MB. Free memory was 93.8MB in the beginning and 82.9MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 02:44:37,974 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.72ms. Allocated memory is still 117.4MB. Free memory was 82.9MB in the beginning and 81.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:44:37,974 INFO L158 Benchmark]: Boogie Preprocessor took 26.97ms. Allocated memory is still 117.4MB. Free memory was 81.8MB in the beginning and 80.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:44:37,975 INFO L158 Benchmark]: RCFGBuilder took 288.98ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 69.9MB in the end (delta: 10.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 02:44:37,975 INFO L158 Benchmark]: TraceAbstraction took 27.24ms. Allocated memory is still 117.4MB. Free memory was 69.2MB in the beginning and 67.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:44:37,975 INFO L158 Benchmark]: Witness Printer took 91.22ms. Allocated memory is still 117.4MB. Free memory was 67.1MB in the beginning and 62.6MB in the end (delta: 4.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 02:44:37,978 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 167.8MB. Free memory is still 103.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 222.61ms. Allocated memory is still 117.4MB. Free memory was 93.8MB in the beginning and 82.9MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.72ms. Allocated memory is still 117.4MB. Free memory was 82.9MB in the beginning and 81.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.97ms. Allocated memory is still 117.4MB. Free memory was 81.8MB in the beginning and 80.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 288.98ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 69.9MB in the end (delta: 10.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 27.24ms. Allocated memory is still 117.4MB. Free memory was 69.2MB in the beginning and 67.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 91.22ms. Allocated memory is still 117.4MB. Free memory was 67.1MB in the beginning and 62.6MB in the end (delta: 4.5MB). 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 02:44:37,997 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c056a3b6-29b4-4292-828e-5474cbc27dc0/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