./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_1e960b64-8799-48ec-ac3a-afd03d5ea82e/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e960b64-8799-48ec-ac3a-afd03d5ea82e/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e960b64-8799-48ec-ac3a-afd03d5ea82e/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e960b64-8799-48ec-ac3a-afd03d5ea82e/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e960b64-8799-48ec-ac3a-afd03d5ea82e/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e960b64-8799-48ec-ac3a-afd03d5ea82e/bin/utaipan-verify-t7M7D8N6sZ --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2205701c87619eed0a8a76ebf684289d4e97e42556aa5e531d0e97f394ad4619 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:50:18,722 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:50:18,847 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e960b64-8799-48ec-ac3a-afd03d5ea82e/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Overflow-32bit-Taipan_Default.epf [2023-11-19 04:50:18,856 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:50:18,857 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:50:18,904 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:50:18,904 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:50:18,905 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:50:18,906 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:50:18,907 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:50:18,907 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:50:18,908 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:50:18,908 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:50:18,909 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:50:18,910 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:50:18,910 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:50:18,911 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:50:18,912 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:50:18,912 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:50:18,913 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:50:18,913 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:50:18,914 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:50:18,915 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:50:18,916 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:50:18,917 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:50:18,917 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:50:18,918 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:50:18,919 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:50:18,919 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:50:18,920 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:50:18,920 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:50:18,921 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:50:18,921 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:50:18,922 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:50:18,922 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:50:18,923 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:50:18,923 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:50:18,924 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:50:18,924 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:50:18,925 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:50:18,925 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:50:18,926 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:50:18,926 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:50:18,926 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:50:18,927 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:50:18,927 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:50:18,927 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:50:18,927 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_1e960b64-8799-48ec-ac3a-afd03d5ea82e/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e960b64-8799-48ec-ac3a-afd03d5ea82e/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2205701c87619eed0a8a76ebf684289d4e97e42556aa5e531d0e97f394ad4619 [2023-11-19 04:50:19,203 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:50:19,240 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:50:19,243 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:50:19,245 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:50:19,246 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:50:19,247 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e960b64-8799-48ec-ac3a-afd03d5ea82e/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound1.c [2023-11-19 04:50:22,421 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:50:22,683 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:50:22,683 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e960b64-8799-48ec-ac3a-afd03d5ea82e/sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound1.c [2023-11-19 04:50:22,691 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e960b64-8799-48ec-ac3a-afd03d5ea82e/bin/utaipan-verify-t7M7D8N6sZ/data/73b0aa94e/d4760d1e0bb94abfb463f5c59bbdfc8f/FLAG1b4f6fa42 [2023-11-19 04:50:22,706 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e960b64-8799-48ec-ac3a-afd03d5ea82e/bin/utaipan-verify-t7M7D8N6sZ/data/73b0aa94e/d4760d1e0bb94abfb463f5c59bbdfc8f [2023-11-19 04:50:22,709 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:50:22,711 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:50:22,713 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:50:22,713 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:50:22,721 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:50:22,722 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:50:22" (1/1) ... [2023-11-19 04:50:22,723 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3411e029 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:22, skipping insertion in model container [2023-11-19 04:50:22,723 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:50:22" (1/1) ... [2023-11-19 04:50:22,756 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:50:23,000 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:50:23,016 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:50:23,065 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:50:23,083 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:50:23,083 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:23 WrapperNode [2023-11-19 04:50:23,084 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:50:23,085 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:50:23,086 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:50:23,086 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:50:23,094 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:23" (1/1) ... [2023-11-19 04:50:23,103 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:23" (1/1) ... [2023-11-19 04:50:23,131 INFO L138 Inliner]: procedures = 14, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 62 [2023-11-19 04:50:23,131 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:50:23,132 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:50:23,132 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:50:23,133 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:50:23,143 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:23" (1/1) ... [2023-11-19 04:50:23,143 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:23" (1/1) ... [2023-11-19 04:50:23,153 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:23" (1/1) ... [2023-11-19 04:50:23,154 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:23" (1/1) ... [2023-11-19 04:50:23,159 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:23" (1/1) ... [2023-11-19 04:50:23,168 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:23" (1/1) ... [2023-11-19 04:50:23,169 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:23" (1/1) ... [2023-11-19 04:50:23,171 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:23" (1/1) ... [2023-11-19 04:50:23,173 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:50:23,178 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:50:23,179 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:50:23,179 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:50:23,180 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:23" (1/1) ... [2023-11-19 04:50:23,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:50:23,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e960b64-8799-48ec-ac3a-afd03d5ea82e/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:50:23,229 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e960b64-8799-48ec-ac3a-afd03d5ea82e/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:50:23,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e960b64-8799-48ec-ac3a-afd03d5ea82e/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:50:23,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:50:23,288 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:50:23,288 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:50:23,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:50:23,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:50:23,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:50:23,289 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 04:50:23,290 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 04:50:23,370 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:50:23,373 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:50:23,612 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:50:23,666 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:50:23,666 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 04:50:23,671 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:50:23 BoogieIcfgContainer [2023-11-19 04:50:23,671 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:50:23,674 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:50:23,674 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:50:23,678 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:50:23,678 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:50:22" (1/3) ... [2023-11-19 04:50:23,679 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ced55af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:50:23, skipping insertion in model container [2023-11-19 04:50:23,679 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:23" (2/3) ... [2023-11-19 04:50:23,680 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ced55af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:50:23, skipping insertion in model container [2023-11-19 04:50:23,680 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:50:23" (3/3) ... [2023-11-19 04:50:23,682 INFO L112 eAbstractionObserver]: Analyzing ICFG hard-u_valuebound1.c [2023-11-19 04:50:23,702 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:50:23,703 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-19 04:50:23,704 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ced55af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 04:50:23, skipping insertion in model container [2023-11-19 04:50:23,705 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 04:50:23,706 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:50:23,706 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:50:23,706 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:50:23,707 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:50:23" (3/3) ... [2023-11-19 04:50:23,710 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 04:50:23,714 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-19 04:50:23,715 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-19 04:50:23,723 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2023-11-19 04:50:23,724 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-19 04:50:23,724 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-19 04:50:23,725 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 04:50:23,827 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e960b64-8799-48ec-ac3a-afd03d5ea82e/bin/utaipan-verify-t7M7D8N6sZ/witness.graphml [2023-11-19 04:50:23,827 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e960b64-8799-48ec-ac3a-afd03d5ea82e/bin/utaipan-verify-t7M7D8N6sZ/witness.yml [2023-11-19 04:50:23,827 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:50:23,829 INFO L158 Benchmark]: Toolchain (without parser) took 1117.42ms. Allocated memory is still 159.4MB. Free memory was 113.0MB in the beginning and 78.3MB in the end (delta: 34.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-19 04:50:23,830 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 159.4MB. Free memory is still 133.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:50:23,830 INFO L158 Benchmark]: CACSL2BoogieTranslator took 371.57ms. Allocated memory is still 159.4MB. Free memory was 113.0MB in the beginning and 102.3MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 04:50:23,831 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.10ms. Allocated memory is still 159.4MB. Free memory was 102.3MB in the beginning and 100.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:50:23,831 INFO L158 Benchmark]: Boogie Preprocessor took 45.39ms. Allocated memory is still 159.4MB. Free memory was 100.5MB in the beginning and 99.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:50:23,832 INFO L158 Benchmark]: RCFGBuilder took 492.55ms. Allocated memory is still 159.4MB. Free memory was 99.3MB in the beginning and 85.7MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 04:50:23,832 INFO L158 Benchmark]: TraceAbstraction took 31.24ms. Allocated memory is still 159.4MB. Free memory was 85.2MB in the beginning and 83.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:50:23,833 INFO L158 Benchmark]: Witness Printer took 121.82ms. Allocated memory is still 159.4MB. Free memory was 83.1MB in the beginning and 78.3MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:50:23,836 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 159.4MB. Free memory is still 133.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 371.57ms. Allocated memory is still 159.4MB. Free memory was 113.0MB in the beginning and 102.3MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.10ms. Allocated memory is still 159.4MB. Free memory was 102.3MB in the beginning and 100.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.39ms. Allocated memory is still 159.4MB. Free memory was 100.5MB in the beginning and 99.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 492.55ms. Allocated memory is still 159.4MB. Free memory was 99.3MB in the beginning and 85.7MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 31.24ms. Allocated memory is still 159.4MB. Free memory was 85.2MB in the beginning and 83.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 121.82ms. Allocated memory is still 159.4MB. Free memory was 83.1MB in the beginning and 78.3MB in the end (delta: 4.8MB). 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! [2023-11-19 04:50:23,880 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e960b64-8799-48ec-ac3a-afd03d5ea82e/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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