./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_valuebound20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f5cfbd-79a3-45c3-8f5a-b6fe21f7faf9/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f5cfbd-79a3-45c3-8f5a-b6fe21f7faf9/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_f6f5cfbd-79a3-45c3-8f5a-b6fe21f7faf9/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f5cfbd-79a3-45c3-8f5a-b6fe21f7faf9/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_valuebound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f5cfbd-79a3-45c3-8f5a-b6fe21f7faf9/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_f6f5cfbd-79a3-45c3-8f5a-b6fe21f7faf9/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 ec2a850a3cd9252437037b0e2bf289d9622078bb11b0dcb40fb1cb3d7147f7c5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 06:24:28,745 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 06:24:28,814 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f5cfbd-79a3-45c3-8f5a-b6fe21f7faf9/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-11-29 06:24:28,820 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 06:24:28,821 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 06:24:28,850 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 06:24:28,850 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 06:24:28,851 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 06:24:28,852 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 06:24:28,852 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 06:24:28,853 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 06:24:28,853 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 06:24:28,854 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 06:24:28,855 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 06:24:28,855 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 06:24:28,856 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 06:24:28,856 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 06:24:28,857 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 06:24:28,857 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 06:24:28,858 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 06:24:28,858 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 06:24:28,859 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 06:24:28,860 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 06:24:28,860 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 06:24:28,860 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-29 06:24:28,861 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-29 06:24:28,861 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 06:24:28,862 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 06:24:28,862 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 06:24:28,863 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 06:24:28,863 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 06:24:28,863 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 06:24:28,864 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 06:24:28,864 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 06:24:28,864 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 06:24:28,865 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 06:24:28,865 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 06:24:28,865 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 06:24:28,865 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 06:24:28,865 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 06:24:28,866 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 06:24:28,866 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 06:24:28,866 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 06:24:28,866 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 06:24:28,867 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_f6f5cfbd-79a3-45c3-8f5a-b6fe21f7faf9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f5cfbd-79a3-45c3-8f5a-b6fe21f7faf9/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec2a850a3cd9252437037b0e2bf289d9622078bb11b0dcb40fb1cb3d7147f7c5 [2023-11-29 06:24:29,083 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 06:24:29,102 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 06:24:29,105 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 06:24:29,106 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 06:24:29,107 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 06:24:29,108 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f5cfbd-79a3-45c3-8f5a-b6fe21f7faf9/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_valuebound20.c [2023-11-29 06:24:31,785 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 06:24:31,950 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 06:24:31,950 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f5cfbd-79a3-45c3-8f5a-b6fe21f7faf9/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_valuebound20.c [2023-11-29 06:24:31,958 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f5cfbd-79a3-45c3-8f5a-b6fe21f7faf9/bin/uautomizer-verify-BQ2R08f2Ya/data/ddeead619/dd83a781f52643a19559ff494dd0f6ef/FLAG395cda886 [2023-11-29 06:24:31,971 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f5cfbd-79a3-45c3-8f5a-b6fe21f7faf9/bin/uautomizer-verify-BQ2R08f2Ya/data/ddeead619/dd83a781f52643a19559ff494dd0f6ef [2023-11-29 06:24:31,975 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 06:24:31,977 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 06:24:31,978 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 06:24:31,979 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 06:24:31,984 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 06:24:31,984 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:24:31" (1/1) ... [2023-11-29 06:24:31,986 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78eac88a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:24:31, skipping insertion in model container [2023-11-29 06:24:31,986 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:24:31" (1/1) ... [2023-11-29 06:24:32,010 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 06:24:32,185 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 06:24:32,196 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 06:24:32,222 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 06:24:32,237 INFO L206 MainTranslator]: Completed translation [2023-11-29 06:24:32,237 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:24:32 WrapperNode [2023-11-29 06:24:32,238 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 06:24:32,239 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 06:24:32,239 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 06:24:32,239 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 06:24:32,247 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:24:32" (1/1) ... [2023-11-29 06:24:32,254 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:24:32" (1/1) ... [2023-11-29 06:24:32,277 INFO L138 Inliner]: procedures = 14, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 59 [2023-11-29 06:24:32,278 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 06:24:32,278 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 06:24:32,279 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 06:24:32,279 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 06:24:32,290 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:24:32" (1/1) ... [2023-11-29 06:24:32,291 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:24:32" (1/1) ... [2023-11-29 06:24:32,293 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:24:32" (1/1) ... [2023-11-29 06:24:32,305 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 06:24:32,305 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:24:32" (1/1) ... [2023-11-29 06:24:32,305 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:24:32" (1/1) ... [2023-11-29 06:24:32,308 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:24:32" (1/1) ... [2023-11-29 06:24:32,312 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:24:32" (1/1) ... [2023-11-29 06:24:32,313 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:24:32" (1/1) ... [2023-11-29 06:24:32,314 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:24:32" (1/1) ... [2023-11-29 06:24:32,316 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 06:24:32,317 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 06:24:32,317 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 06:24:32,317 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 06:24:32,318 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:24:32" (1/1) ... [2023-11-29 06:24:32,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 06:24:32,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f5cfbd-79a3-45c3-8f5a-b6fe21f7faf9/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:24:32,359 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f5cfbd-79a3-45c3-8f5a-b6fe21f7faf9/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 06:24:32,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f5cfbd-79a3-45c3-8f5a-b6fe21f7faf9/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 06:24:32,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 06:24:32,390 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 06:24:32,390 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 06:24:32,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 06:24:32,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 06:24:32,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 06:24:32,391 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-29 06:24:32,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-29 06:24:32,447 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 06:24:32,450 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 06:24:32,654 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 06:24:32,675 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 06:24:32,675 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-29 06:24:32,676 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:24:32 BoogieIcfgContainer [2023-11-29 06:24:32,676 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 06:24:32,679 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 06:24:32,680 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 06:24:32,683 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 06:24:32,684 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 06:24:31" (1/3) ... [2023-11-29 06:24:32,684 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ae1a5f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 06:24:32, skipping insertion in model container [2023-11-29 06:24:32,685 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:24:32" (2/3) ... [2023-11-29 06:24:32,685 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ae1a5f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 06:24:32, skipping insertion in model container [2023-11-29 06:24:32,685 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:24:32" (3/3) ... [2023-11-29 06:24:32,687 INFO L112 eAbstractionObserver]: Analyzing ICFG dijkstra-u_valuebound20.c [2023-11-29 06:24:32,707 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 06:24:32,707 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-29 06:24:32,709 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ae1a5f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 06:24:32, skipping insertion in model container [2023-11-29 06:24:32,709 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 06:24:32,710 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 06:24:32,710 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 06:24:32,711 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 06:24:32,711 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:24:32" (3/3) ... [2023-11-29 06:24:32,713 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-29 06:24:32,718 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-29 06:24:32,718 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-29 06:24:32,723 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2023-11-29 06:24:32,723 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-29 06:24:32,724 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-29 06:24:32,724 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-29 06:24:32,844 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f5cfbd-79a3-45c3-8f5a-b6fe21f7faf9/bin/uautomizer-verify-BQ2R08f2Ya/witness.graphml [2023-11-29 06:24:32,844 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f5cfbd-79a3-45c3-8f5a-b6fe21f7faf9/bin/uautomizer-verify-BQ2R08f2Ya/witness.yml [2023-11-29 06:24:32,845 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 06:24:32,847 INFO L158 Benchmark]: Toolchain (without parser) took 869.12ms. Allocated memory is still 195.0MB. Free memory was 149.3MB in the beginning and 162.4MB in the end (delta: -13.1MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. [2023-11-29 06:24:32,847 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 138.4MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 06:24:32,848 INFO L158 Benchmark]: CACSL2BoogieTranslator took 259.65ms. Allocated memory is still 195.0MB. Free memory was 149.3MB in the beginning and 137.8MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-29 06:24:32,848 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.00ms. Allocated memory is still 195.0MB. Free memory was 137.8MB in the beginning and 136.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 06:24:32,849 INFO L158 Benchmark]: Boogie Preprocessor took 37.92ms. Allocated memory is still 195.0MB. Free memory was 136.2MB in the beginning and 134.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 06:24:32,849 INFO L158 Benchmark]: RCFGBuilder took 359.28ms. Allocated memory is still 195.0MB. Free memory was 134.2MB in the beginning and 119.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-29 06:24:32,849 INFO L158 Benchmark]: TraceAbstraction took 29.82ms. Allocated memory is still 195.0MB. Free memory was 119.0MB in the beginning and 116.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 06:24:32,850 INFO L158 Benchmark]: Witness Printer took 134.85ms. Allocated memory is still 195.0MB. Free memory was 116.6MB in the beginning and 162.4MB in the end (delta: -45.8MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2023-11-29 06:24:32,852 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 138.4MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 259.65ms. Allocated memory is still 195.0MB. Free memory was 149.3MB in the beginning and 137.8MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.00ms. Allocated memory is still 195.0MB. Free memory was 137.8MB in the beginning and 136.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.92ms. Allocated memory is still 195.0MB. Free memory was 136.2MB in the beginning and 134.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 359.28ms. Allocated memory is still 195.0MB. Free memory was 134.2MB in the beginning and 119.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 29.82ms. Allocated memory is still 195.0MB. Free memory was 119.0MB in the beginning and 116.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 134.85ms. Allocated memory is still 195.0MB. Free memory was 116.6MB in the beginning and 162.4MB in the end (delta: -45.8MB). Peak memory consumption was 9.4MB. 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! [2023-11-29 06:24:32,867 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6f5cfbd-79a3-45c3-8f5a-b6fe21f7faf9/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