./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_valuebound1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_730374fb-1352-47d8-aa6d-f02e9fc0d591/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_730374fb-1352-47d8-aa6d-f02e9fc0d591/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_730374fb-1352-47d8-aa6d-f02e9fc0d591/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_730374fb-1352-47d8-aa6d-f02e9fc0d591/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_valuebound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_730374fb-1352-47d8-aa6d-f02e9fc0d591/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_730374fb-1352-47d8-aa6d-f02e9fc0d591/bin/uautomizer-verify-BQ2R08f2Ya --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 a2e0d3ed79ba62190a0b501c090bc81fd178363cb7e6ce8cbe0996ce655e2ac6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 01:11:07,776 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 01:11:07,844 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_730374fb-1352-47d8-aa6d-f02e9fc0d591/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-11-29 01:11:07,848 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 01:11:07,849 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 01:11:07,883 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 01:11:07,884 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 01:11:07,885 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 01:11:07,885 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 01:11:07,886 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 01:11:07,886 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 01:11:07,887 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 01:11:07,888 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 01:11:07,888 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 01:11:07,889 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 01:11:07,889 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 01:11:07,890 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 01:11:07,890 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 01:11:07,891 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 01:11:07,891 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 01:11:07,892 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 01:11:07,893 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 01:11:07,894 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 01:11:07,894 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 01:11:07,895 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-29 01:11:07,895 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-29 01:11:07,895 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 01:11:07,905 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 01:11:07,905 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 01:11:07,906 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 01:11:07,906 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 01:11:07,906 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 01:11:07,907 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 01:11:07,907 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:11:07,907 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 01:11:07,908 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 01:11:07,908 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 01:11:07,908 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 01:11:07,908 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 01:11:07,909 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 01:11:07,909 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 01:11:07,909 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 01:11:07,909 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 01:11:07,909 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 01:11:07,910 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_730374fb-1352-47d8-aa6d-f02e9fc0d591/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_730374fb-1352-47d8-aa6d-f02e9fc0d591/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a2e0d3ed79ba62190a0b501c090bc81fd178363cb7e6ce8cbe0996ce655e2ac6 [2023-11-29 01:11:08,119 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 01:11:08,160 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 01:11:08,166 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 01:11:08,167 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 01:11:08,168 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 01:11:08,169 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_730374fb-1352-47d8-aa6d-f02e9fc0d591/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_valuebound1.c [2023-11-29 01:11:10,924 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 01:11:11,086 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 01:11:11,086 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_730374fb-1352-47d8-aa6d-f02e9fc0d591/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_valuebound1.c [2023-11-29 01:11:11,093 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_730374fb-1352-47d8-aa6d-f02e9fc0d591/bin/uautomizer-verify-BQ2R08f2Ya/data/ddb376bbd/ff0e5aed117a433d806c5d8b8d25d876/FLAG26114b28a [2023-11-29 01:11:11,106 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_730374fb-1352-47d8-aa6d-f02e9fc0d591/bin/uautomizer-verify-BQ2R08f2Ya/data/ddb376bbd/ff0e5aed117a433d806c5d8b8d25d876 [2023-11-29 01:11:11,109 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 01:11:11,110 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 01:11:11,112 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 01:11:11,112 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 01:11:11,133 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 01:11:11,133 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:11:11" (1/1) ... [2023-11-29 01:11:11,134 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@258dc237 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:11:11, skipping insertion in model container [2023-11-29 01:11:11,135 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:11:11" (1/1) ... [2023-11-29 01:11:11,165 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 01:11:11,318 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:11:11,328 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 01:11:11,353 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:11:11,368 INFO L206 MainTranslator]: Completed translation [2023-11-29 01:11:11,368 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:11:11 WrapperNode [2023-11-29 01:11:11,368 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 01:11:11,369 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 01:11:11,369 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 01:11:11,370 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 01:11:11,375 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:11:11" (1/1) ... [2023-11-29 01:11:11,382 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:11:11" (1/1) ... [2023-11-29 01:11:11,403 INFO L138 Inliner]: procedures = 14, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 59 [2023-11-29 01:11:11,403 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 01:11:11,404 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 01:11:11,404 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 01:11:11,404 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 01:11:11,413 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:11:11" (1/1) ... [2023-11-29 01:11:11,414 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:11:11" (1/1) ... [2023-11-29 01:11:11,416 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:11:11" (1/1) ... [2023-11-29 01:11:11,429 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]. [2023-11-29 01:11:11,429 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:11:11" (1/1) ... [2023-11-29 01:11:11,429 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:11:11" (1/1) ... [2023-11-29 01:11:11,433 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:11:11" (1/1) ... [2023-11-29 01:11:11,436 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:11:11" (1/1) ... [2023-11-29 01:11:11,438 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:11:11" (1/1) ... [2023-11-29 01:11:11,439 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:11:11" (1/1) ... [2023-11-29 01:11:11,441 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 01:11:11,442 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 01:11:11,442 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 01:11:11,442 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 01:11:11,443 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:11:11" (1/1) ... [2023-11-29 01:11:11,449 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:11:11,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_730374fb-1352-47d8-aa6d-f02e9fc0d591/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:11:11,468 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_730374fb-1352-47d8-aa6d-f02e9fc0d591/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 01:11:11,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_730374fb-1352-47d8-aa6d-f02e9fc0d591/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 01:11:11,510 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 01:11:11,510 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 01:11:11,510 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 01:11:11,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 01:11:11,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 01:11:11,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 01:11:11,511 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-29 01:11:11,511 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-29 01:11:11,566 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 01:11:11,568 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 01:11:11,743 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 01:11:11,764 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 01:11:11,765 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-29 01:11:11,765 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:11:11 BoogieIcfgContainer [2023-11-29 01:11:11,765 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 01:11:11,768 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 01:11:11,768 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 01:11:11,770 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 01:11:11,771 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 01:11:11" (1/3) ... [2023-11-29 01:11:11,771 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ec8d25b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:11:11, skipping insertion in model container [2023-11-29 01:11:11,771 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:11:11" (2/3) ... [2023-11-29 01:11:11,772 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ec8d25b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:11:11, skipping insertion in model container [2023-11-29 01:11:11,772 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:11:11" (3/3) ... [2023-11-29 01:11:11,773 INFO L112 eAbstractionObserver]: Analyzing ICFG dijkstra-u_valuebound1.c [2023-11-29 01:11:11,787 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 01:11:11,787 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-29 01:11:11,789 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ec8d25b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 01:11:11, skipping insertion in model container [2023-11-29 01:11:11,789 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 01:11:11,790 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 01:11:11,790 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 01:11:11,790 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 01:11:11,791 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:11:11" (3/3) ... [2023-11-29 01:11:11,793 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-29 01:11:11,796 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-29 01:11:11,796 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-29 01:11:11,801 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2023-11-29 01:11:11,801 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-29 01:11:11,801 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-29 01:11:11,802 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-29 01:11:11,882 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_730374fb-1352-47d8-aa6d-f02e9fc0d591/bin/uautomizer-verify-BQ2R08f2Ya/witness.graphml [2023-11-29 01:11:11,882 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_730374fb-1352-47d8-aa6d-f02e9fc0d591/bin/uautomizer-verify-BQ2R08f2Ya/witness.yml [2023-11-29 01:11:11,882 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 01:11:11,884 INFO L158 Benchmark]: Toolchain (without parser) took 773.25ms. Allocated memory was 132.1MB in the beginning and 184.5MB in the end (delta: 52.4MB). Free memory was 66.1MB in the beginning and 119.7MB in the end (delta: -53.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 01:11:11,884 INFO L158 Benchmark]: CDTParser took 1.17ms. Allocated memory is still 132.1MB. Free memory was 105.9MB in the beginning and 105.8MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 01:11:11,885 INFO L158 Benchmark]: CACSL2BoogieTranslator took 256.76ms. Allocated memory was 132.1MB in the beginning and 184.5MB in the end (delta: 52.4MB). Free memory was 65.9MB in the beginning and 145.4MB in the end (delta: -79.6MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2023-11-29 01:11:11,886 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.98ms. Allocated memory is still 184.5MB. Free memory was 145.4MB in the beginning and 143.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 01:11:11,886 INFO L158 Benchmark]: Boogie Preprocessor took 37.06ms. Allocated memory is still 184.5MB. Free memory was 143.3MB in the beginning and 141.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 01:11:11,887 INFO L158 Benchmark]: RCFGBuilder took 323.54ms. Allocated memory is still 184.5MB. Free memory was 141.9MB in the beginning and 126.6MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-29 01:11:11,887 INFO L158 Benchmark]: TraceAbstraction took 21.24ms. Allocated memory is still 184.5MB. Free memory was 126.0MB in the beginning and 124.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 01:11:11,887 INFO L158 Benchmark]: Witness Printer took 92.68ms. Allocated memory is still 184.5MB. Free memory was 124.3MB in the beginning and 119.7MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 01:11:11,890 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.17ms. Allocated memory is still 132.1MB. Free memory was 105.9MB in the beginning and 105.8MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 256.76ms. Allocated memory was 132.1MB in the beginning and 184.5MB in the end (delta: 52.4MB). Free memory was 65.9MB in the beginning and 145.4MB in the end (delta: -79.6MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.98ms. Allocated memory is still 184.5MB. Free memory was 145.4MB in the beginning and 143.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.06ms. Allocated memory is still 184.5MB. Free memory was 143.3MB in the beginning and 141.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 323.54ms. Allocated memory is still 184.5MB. Free memory was 141.9MB in the beginning and 126.6MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 21.24ms. Allocated memory is still 184.5MB. Free memory was 126.0MB in the beginning and 124.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 92.68ms. Allocated memory is still 184.5MB. Free memory was 124.3MB in the beginning and 119.7MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. 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! [2023-11-29 01:11:11,904 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_730374fb-1352-47d8-aa6d-f02e9fc0d591/bin/uautomizer-verify-BQ2R08f2Ya/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