./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/hard-u_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_b2c218e9-b851-478e-9d36-d154844a82d4/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c218e9-b851-478e-9d36-d154844a82d4/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_b2c218e9-b851-478e-9d36-d154844a82d4/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c218e9-b851-478e-9d36-d154844a82d4/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c218e9-b851-478e-9d36-d154844a82d4/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_b2c218e9-b851-478e-9d36-d154844a82d4/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 3969c56ba3ed63965cbeb782ee88e7216b6985c490408396983bf5f457467675 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 20:21:58,145 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 20:21:58,238 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c218e9-b851-478e-9d36-d154844a82d4/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-27 20:21:58,249 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 20:21:58,249 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 20:21:58,289 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 20:21:58,290 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 20:21:58,290 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 20:21:58,291 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 20:21:58,291 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 20:21:58,292 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 20:21:58,293 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 20:21:58,293 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 20:21:58,293 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 20:21:58,294 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 20:21:58,294 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 20:21:58,294 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 20:21:58,294 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 20:21:58,294 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 20:21:58,295 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 20:21:58,295 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 20:21:58,295 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 20:21:58,295 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 20:21:58,295 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 20:21:58,295 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-27 20:21:58,295 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-27 20:21:58,295 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 20:21:58,295 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 20:21:58,295 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 20:21:58,295 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 20:21:58,296 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 20:21:58,296 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:21:58,296 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:21:58,296 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:21:58,296 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:21:58,297 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 20:21:58,297 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:21:58,297 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:21:58,297 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:21:58,297 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:21:58,297 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 20:21:58,297 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 20:21:58,297 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 20:21:58,297 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 20:21:58,298 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-27 20:21:58,298 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-27 20:21:58,298 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 20:21:58,298 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 20:21:58,298 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 20:21:58,298 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 20:21:58,298 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_b2c218e9-b851-478e-9d36-d154844a82d4/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 -> 3969c56ba3ed63965cbeb782ee88e7216b6985c490408396983bf5f457467675 [2024-11-27 20:21:58,614 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 20:21:58,627 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 20:21:58,633 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 20:21:58,634 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 20:21:58,635 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 20:21:58,636 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c218e9-b851-478e-9d36-d154844a82d4/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound2.c [2024-11-27 20:22:01,720 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c218e9-b851-478e-9d36-d154844a82d4/bin/uautomizer-verify-aQ6SnzHsRB/data/ad185b61f/acb3baf8fd66421fbe7e245b08090872/FLAGd4dfc8fc7 [2024-11-27 20:22:01,996 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 20:22:01,996 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c218e9-b851-478e-9d36-d154844a82d4/sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound2.c [2024-11-27 20:22:02,006 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c218e9-b851-478e-9d36-d154844a82d4/bin/uautomizer-verify-aQ6SnzHsRB/data/ad185b61f/acb3baf8fd66421fbe7e245b08090872/FLAGd4dfc8fc7 [2024-11-27 20:22:02,023 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c218e9-b851-478e-9d36-d154844a82d4/bin/uautomizer-verify-aQ6SnzHsRB/data/ad185b61f/acb3baf8fd66421fbe7e245b08090872 [2024-11-27 20:22:02,025 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 20:22:02,027 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 20:22:02,028 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 20:22:02,029 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 20:22:02,032 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 20:22:02,033 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:22:02" (1/1) ... [2024-11-27 20:22:02,033 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c2ab5bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:22:02, skipping insertion in model container [2024-11-27 20:22:02,034 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:22:02" (1/1) ... [2024-11-27 20:22:02,049 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 20:22:02,259 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:22:02,271 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 20:22:02,299 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:22:02,316 INFO L204 MainTranslator]: Completed translation [2024-11-27 20:22:02,317 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:22:02 WrapperNode [2024-11-27 20:22:02,317 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 20:22:02,318 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 20:22:02,319 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 20:22:02,319 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 20:22:02,331 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:22:02" (1/1) ... [2024-11-27 20:22:02,338 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:22:02" (1/1) ... [2024-11-27 20:22:02,360 INFO L138 Inliner]: procedures = 14, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 60 [2024-11-27 20:22:02,360 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 20:22:02,362 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 20:22:02,363 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 20:22:02,363 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 20:22:02,372 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:22:02" (1/1) ... [2024-11-27 20:22:02,373 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:22:02" (1/1) ... [2024-11-27 20:22:02,378 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:22:02" (1/1) ... [2024-11-27 20:22:02,397 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]. [2024-11-27 20:22:02,397 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:22:02" (1/1) ... [2024-11-27 20:22:02,397 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:22:02" (1/1) ... [2024-11-27 20:22:02,401 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:22:02" (1/1) ... [2024-11-27 20:22:02,404 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:22:02" (1/1) ... [2024-11-27 20:22:02,410 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:22:02" (1/1) ... [2024-11-27 20:22:02,410 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:22:02" (1/1) ... [2024-11-27 20:22:02,411 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:22:02" (1/1) ... [2024-11-27 20:22:02,412 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 20:22:02,419 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 20:22:02,419 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 20:22:02,419 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 20:22:02,420 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:22:02" (1/1) ... [2024-11-27 20:22:02,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:22:02,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c218e9-b851-478e-9d36-d154844a82d4/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:22:02,455 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c218e9-b851-478e-9d36-d154844a82d4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 20:22:02,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c218e9-b851-478e-9d36-d154844a82d4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 20:22:02,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 20:22:02,484 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-27 20:22:02,485 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-27 20:22:02,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-27 20:22:02,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 20:22:02,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 20:22:02,485 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-27 20:22:02,485 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-27 20:22:02,543 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 20:22:02,545 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 20:22:02,705 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-27 20:22:02,705 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 20:22:02,717 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 20:22:02,717 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-27 20:22:02,719 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:22:02 BoogieIcfgContainer [2024-11-27 20:22:02,719 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 20:22:02,722 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 20:22:02,723 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 20:22:02,729 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 20:22:02,729 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 08:22:02" (1/3) ... [2024-11-27 20:22:02,730 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@519c5aec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:22:02, skipping insertion in model container [2024-11-27 20:22:02,730 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:22:02" (2/3) ... [2024-11-27 20:22:02,730 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@519c5aec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 08:22:02, skipping insertion in model container [2024-11-27 20:22:02,731 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:22:02" (3/3) ... [2024-11-27 20:22:02,734 INFO L128 eAbstractionObserver]: Analyzing ICFG hard-u_valuebound2.c [2024-11-27 20:22:02,753 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 20:22:02,756 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hard-u_valuebound2.c that has 3 procedures, 31 locations, 1 initial locations, 2 loop locations, and 0 error locations. [2024-11-27 20:22:02,758 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@519c5aec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.11 08:22:02, skipping insertion in model container [2024-11-27 20:22:02,759 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-27 20:22:02,759 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-27 20:22:02,760 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-27 20:22:02,760 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-27 20:22:02,761 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:22:02" (3/3) ... [2024-11-27 20:22:02,764 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-27 20:22:02,769 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-27 20:22:02,770 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-27 20:22:02,776 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2024-11-27 20:22:02,776 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-27 20:22:02,777 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-27 20:22:02,777 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-27 20:22:02,872 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c218e9-b851-478e-9d36-d154844a82d4/bin/uautomizer-verify-aQ6SnzHsRB/witness.graphml [2024-11-27 20:22:02,873 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c218e9-b851-478e-9d36-d154844a82d4/bin/uautomizer-verify-aQ6SnzHsRB/witness.yml [2024-11-27 20:22:02,874 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-27 20:22:02,877 INFO L158 Benchmark]: Toolchain (without parser) took 849.89ms. Allocated memory is still 117.4MB. Free memory was 94.9MB in the beginning and 62.4MB in the end (delta: 32.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-27 20:22:02,880 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 142.6MB. Free memory is still 79.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:22:02,880 INFO L158 Benchmark]: CACSL2BoogieTranslator took 289.47ms. Allocated memory is still 117.4MB. Free memory was 94.9MB in the beginning and 83.9MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 20:22:02,881 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.06ms. Allocated memory is still 117.4MB. Free memory was 83.9MB in the beginning and 82.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:22:02,881 INFO L158 Benchmark]: Boogie Preprocessor took 50.71ms. Allocated memory is still 117.4MB. Free memory was 82.5MB in the beginning and 81.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:22:02,881 INFO L158 Benchmark]: RCFGBuilder took 300.40ms. Allocated memory is still 117.4MB. Free memory was 81.3MB in the beginning and 70.2MB in the end (delta: 11.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-27 20:22:02,882 INFO L158 Benchmark]: TraceAbstraction took 36.27ms. Allocated memory is still 117.4MB. Free memory was 69.3MB in the beginning and 67.4MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:22:02,882 INFO L158 Benchmark]: Witness Printer took 116.03ms. Allocated memory is still 117.4MB. Free memory was 67.4MB in the beginning and 62.6MB in the end (delta: 4.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 20:22:02,888 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 142.6MB. Free memory is still 79.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 289.47ms. Allocated memory is still 117.4MB. Free memory was 94.9MB in the beginning and 83.9MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.06ms. Allocated memory is still 117.4MB. Free memory was 83.9MB in the beginning and 82.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 50.71ms. Allocated memory is still 117.4MB. Free memory was 82.5MB in the beginning and 81.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 300.40ms. Allocated memory is still 117.4MB. Free memory was 81.3MB in the beginning and 70.2MB in the end (delta: 11.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 36.27ms. Allocated memory is still 117.4MB. Free memory was 69.3MB in the beginning and 67.4MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 116.03ms. Allocated memory is still 117.4MB. Free memory was 67.4MB in the beginning and 62.6MB 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! [2024-11-27 20:22:02,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c218e9-b851-478e-9d36-d154844a82d4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE