./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-examples/sanfoundry_43_ground.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_3e607c49-b1bc-42fd-806d-3fcbd4e57d1b/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e607c49-b1bc-42fd-806d-3fcbd4e57d1b/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e607c49-b1bc-42fd-806d-3fcbd4e57d1b/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e607c49-b1bc-42fd-806d-3fcbd4e57d1b/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/array-examples/sanfoundry_43_ground.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e607c49-b1bc-42fd-806d-3fcbd4e57d1b/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e607c49-b1bc-42fd-806d-3fcbd4e57d1b/bin/uautomizer-verify-VRDe98Ueme --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f87d87feb6b3eb77c1ba9d366f89cd4d9d3928d0e44ca40cd3ef7a1b992c1355 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 11:55:17,588 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 11:55:17,689 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e607c49-b1bc-42fd-806d-3fcbd4e57d1b/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-26 11:55:17,695 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 11:55:17,696 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 11:55:17,736 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 11:55:17,740 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 11:55:17,741 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 11:55:17,742 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 11:55:17,747 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 11:55:17,747 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 11:55:17,748 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 11:55:17,748 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 11:55:17,750 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 11:55:17,751 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 11:55:17,751 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 11:55:17,752 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 11:55:17,752 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 11:55:17,754 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 11:55:17,754 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 11:55:17,755 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 11:55:17,755 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 11:55:17,756 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 11:55:17,756 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 11:55:17,757 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 11:55:17,757 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 11:55:17,757 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 11:55:17,758 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 11:55:17,759 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 11:55:17,759 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 11:55:17,760 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 11:55:17,761 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:55:17,761 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 11:55:17,761 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 11:55:17,762 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 11:55:17,762 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 11:55:17,762 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 11:55:17,762 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 11:55:17,762 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 11:55:17,763 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 11:55:17,763 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 11:55:17,763 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 11:55:17,763 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_3e607c49-b1bc-42fd-806d-3fcbd4e57d1b/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e607c49-b1bc-42fd-806d-3fcbd4e57d1b/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f87d87feb6b3eb77c1ba9d366f89cd4d9d3928d0e44ca40cd3ef7a1b992c1355 [2023-11-26 11:55:18,031 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 11:55:18,055 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 11:55:18,059 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 11:55:18,060 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 11:55:18,061 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 11:55:18,062 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e607c49-b1bc-42fd-806d-3fcbd4e57d1b/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/array-examples/sanfoundry_43_ground.i [2023-11-26 11:55:21,392 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 11:55:21,602 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 11:55:21,603 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e607c49-b1bc-42fd-806d-3fcbd4e57d1b/sv-benchmarks/c/array-examples/sanfoundry_43_ground.i [2023-11-26 11:55:21,611 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e607c49-b1bc-42fd-806d-3fcbd4e57d1b/bin/uautomizer-verify-VRDe98Ueme/data/8c9a5d9c4/6673026ead8c4b8dabb39b7caf632ed5/FLAG4a1384a76 [2023-11-26 11:55:21,626 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e607c49-b1bc-42fd-806d-3fcbd4e57d1b/bin/uautomizer-verify-VRDe98Ueme/data/8c9a5d9c4/6673026ead8c4b8dabb39b7caf632ed5 [2023-11-26 11:55:21,629 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 11:55:21,630 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 11:55:21,632 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 11:55:21,632 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 11:55:21,638 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 11:55:21,639 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:55:21" (1/1) ... [2023-11-26 11:55:21,640 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b18a9c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:21, skipping insertion in model container [2023-11-26 11:55:21,640 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:55:21" (1/1) ... [2023-11-26 11:55:21,662 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 11:55:21,820 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e607c49-b1bc-42fd-806d-3fcbd4e57d1b/sv-benchmarks/c/array-examples/sanfoundry_43_ground.i[813,826] [2023-11-26 11:55:21,838 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:55:21,846 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 11:55:21,859 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e607c49-b1bc-42fd-806d-3fcbd4e57d1b/sv-benchmarks/c/array-examples/sanfoundry_43_ground.i[813,826] [2023-11-26 11:55:21,867 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:55:21,882 INFO L206 MainTranslator]: Completed translation [2023-11-26 11:55:21,883 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:21 WrapperNode [2023-11-26 11:55:21,883 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 11:55:21,885 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 11:55:21,885 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 11:55:21,885 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 11:55:21,893 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:21" (1/1) ... [2023-11-26 11:55:21,900 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:21" (1/1) ... [2023-11-26 11:55:21,920 INFO L138 Inliner]: procedures = 17, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 60 [2023-11-26 11:55:21,920 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 11:55:21,921 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 11:55:21,922 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 11:55:21,922 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 11:55:21,934 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:21" (1/1) ... [2023-11-26 11:55:21,935 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:21" (1/1) ... [2023-11-26 11:55:21,937 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:21" (1/1) ... [2023-11-26 11:55:21,951 INFO L175 MemorySlicer]: Split 7 memory accesses to 3 slices as follows [2, 2, 3]. 43 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0]. The 3 writes are split as follows [0, 1, 2]. [2023-11-26 11:55:21,951 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:21" (1/1) ... [2023-11-26 11:55:21,952 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:21" (1/1) ... [2023-11-26 11:55:21,960 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:21" (1/1) ... [2023-11-26 11:55:21,967 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:21" (1/1) ... [2023-11-26 11:55:21,969 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:21" (1/1) ... [2023-11-26 11:55:21,970 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:21" (1/1) ... [2023-11-26 11:55:21,972 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 11:55:21,973 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 11:55:21,973 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 11:55:21,973 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 11:55:21,974 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:21" (1/1) ... [2023-11-26 11:55:21,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:55:21,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e607c49-b1bc-42fd-806d-3fcbd4e57d1b/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:55:22,011 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e607c49-b1bc-42fd-806d-3fcbd4e57d1b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 11:55:22,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e607c49-b1bc-42fd-806d-3fcbd4e57d1b/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 11:55:22,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 11:55:22,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 11:55:22,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-26 11:55:22,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-26 11:55:22,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-26 11:55:22,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-26 11:55:22,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-26 11:55:22,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-26 11:55:22,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 11:55:22,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 11:55:22,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-26 11:55:22,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-26 11:55:22,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-26 11:55:22,077 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-26 11:55:22,217 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 11:55:22,220 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 11:55:22,363 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 11:55:22,408 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 11:55:22,408 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-26 11:55:22,409 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:55:22 BoogieIcfgContainer [2023-11-26 11:55:22,409 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 11:55:22,413 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 11:55:22,413 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 11:55:22,417 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 11:55:22,417 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 11:55:21" (1/3) ... [2023-11-26 11:55:22,418 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bbfef00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:55:22, skipping insertion in model container [2023-11-26 11:55:22,418 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:55:21" (2/3) ... [2023-11-26 11:55:22,419 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bbfef00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:55:22, skipping insertion in model container [2023-11-26 11:55:22,419 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:55:22" (3/3) ... [2023-11-26 11:55:22,420 INFO L112 eAbstractionObserver]: Analyzing ICFG sanfoundry_43_ground.i [2023-11-26 11:55:22,442 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 11:55:22,442 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-26 11:55:22,444 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bbfef00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 11:55:22, skipping insertion in model container [2023-11-26 11:55:22,444 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-26 11:55:22,445 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-26 11:55:22,445 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-26 11:55:22,446 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-26 11:55:22,446 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:55:22" (3/3) ... [2023-11-26 11:55:22,449 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-26 11:55:22,457 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2023-11-26 11:55:22,458 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-26 11:55:22,458 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-26 11:55:22,458 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-26 11:55:22,548 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e607c49-b1bc-42fd-806d-3fcbd4e57d1b/bin/uautomizer-verify-VRDe98Ueme/witness.graphml [2023-11-26 11:55:22,549 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e607c49-b1bc-42fd-806d-3fcbd4e57d1b/bin/uautomizer-verify-VRDe98Ueme/witness.yml [2023-11-26 11:55:22,549 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-26 11:55:22,552 INFO L158 Benchmark]: Toolchain (without parser) took 920.35ms. Allocated memory is still 172.0MB. Free memory was 133.2MB in the beginning and 99.1MB in the end (delta: 34.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-26 11:55:22,552 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 172.0MB. Free memory was 137.8MB in the beginning and 137.7MB in the end (delta: 42.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 11:55:22,553 INFO L158 Benchmark]: CACSL2BoogieTranslator took 251.92ms. Allocated memory is still 172.0MB. Free memory was 132.7MB in the beginning and 122.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-26 11:55:22,554 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.12ms. Allocated memory is still 172.0MB. Free memory was 122.2MB in the beginning and 120.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-26 11:55:22,554 INFO L158 Benchmark]: Boogie Preprocessor took 51.02ms. Allocated memory is still 172.0MB. Free memory was 120.6MB in the beginning and 118.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-26 11:55:22,555 INFO L158 Benchmark]: RCFGBuilder took 436.46ms. Allocated memory is still 172.0MB. Free memory was 118.5MB in the beginning and 106.5MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-26 11:55:22,555 INFO L158 Benchmark]: TraceAbstraction took 31.38ms. Allocated memory is still 172.0MB. Free memory was 105.9MB in the beginning and 103.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-26 11:55:22,556 INFO L158 Benchmark]: Witness Printer took 104.66ms. Allocated memory is still 172.0MB. Free memory was 103.7MB in the beginning and 99.1MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-26 11:55:22,572 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 172.0MB. Free memory was 137.8MB in the beginning and 137.7MB in the end (delta: 42.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 251.92ms. Allocated memory is still 172.0MB. Free memory was 132.7MB in the beginning and 122.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.12ms. Allocated memory is still 172.0MB. Free memory was 122.2MB in the beginning and 120.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.02ms. Allocated memory is still 172.0MB. Free memory was 120.6MB in the beginning and 118.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 436.46ms. Allocated memory is still 172.0MB. Free memory was 118.5MB in the beginning and 106.5MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 31.38ms. Allocated memory is still 172.0MB. Free memory was 105.9MB in the beginning and 103.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 104.66ms. Allocated memory is still 172.0MB. Free memory was 103.7MB in the beginning and 99.1MB 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! [2023-11-26 11:55:22,593 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e607c49-b1bc-42fd-806d-3fcbd4e57d1b/bin/uautomizer-verify-VRDe98Ueme/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