./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursified_nla-digbench/recursified_fermat1.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_cdc67f2f-b023-40e9-bdcb-07fc84ea5501/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdc67f2f-b023-40e9-bdcb-07fc84ea5501/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_cdc67f2f-b023-40e9-bdcb-07fc84ea5501/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdc67f2f-b023-40e9-bdcb-07fc84ea5501/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_fermat1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdc67f2f-b023-40e9-bdcb-07fc84ea5501/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_cdc67f2f-b023-40e9-bdcb-07fc84ea5501/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 32a11a65f3e38612319bca1346c2311552a0857eb7006c96fdce9d3817efe0e3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:18:10,507 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:18:10,618 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdc67f2f-b023-40e9-bdcb-07fc84ea5501/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Overflow-32bit-Taipan_Default.epf [2023-11-19 04:18:10,622 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:18:10,623 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:18:10,664 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:18:10,665 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:18:10,666 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:18:10,667 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:18:10,671 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:18:10,672 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:18:10,673 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:18:10,674 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:18:10,675 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:18:10,676 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:18:10,676 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:18:10,676 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:18:10,677 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:18:10,677 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:18:10,678 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:18:10,678 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:18:10,679 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:18:10,680 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:18:10,681 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:18:10,681 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:18:10,681 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:18:10,682 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:18:10,682 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:18:10,683 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:18:10,683 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:18:10,685 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:18:10,685 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:18:10,685 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:18:10,686 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:18:10,686 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:18:10,686 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:18:10,687 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:18:10,687 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:18:10,688 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:18:10,688 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:18:10,689 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:18:10,689 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:18:10,689 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:18:10,690 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:18:10,690 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:18:10,691 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:18:10,691 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:18:10,691 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_cdc67f2f-b023-40e9-bdcb-07fc84ea5501/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdc67f2f-b023-40e9-bdcb-07fc84ea5501/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32a11a65f3e38612319bca1346c2311552a0857eb7006c96fdce9d3817efe0e3 [2023-11-19 04:18:11,008 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:18:11,043 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:18:11,045 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:18:11,048 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:18:11,048 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:18:11,050 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdc67f2f-b023-40e9-bdcb-07fc84ea5501/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/recursified_nla-digbench/recursified_fermat1.c [2023-11-19 04:18:14,149 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:18:14,335 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:18:14,336 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdc67f2f-b023-40e9-bdcb-07fc84ea5501/sv-benchmarks/c/recursified_nla-digbench/recursified_fermat1.c [2023-11-19 04:18:14,345 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdc67f2f-b023-40e9-bdcb-07fc84ea5501/bin/utaipan-verify-t7M7D8N6sZ/data/094dea3d7/6fb361b15dc2411b904d2ff56bb89f23/FLAG6970c6aaf [2023-11-19 04:18:14,360 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdc67f2f-b023-40e9-bdcb-07fc84ea5501/bin/utaipan-verify-t7M7D8N6sZ/data/094dea3d7/6fb361b15dc2411b904d2ff56bb89f23 [2023-11-19 04:18:14,363 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:18:14,364 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:18:14,366 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:18:14,366 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:18:14,372 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:18:14,373 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:18:14" (1/1) ... [2023-11-19 04:18:14,374 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e0652a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:18:14, skipping insertion in model container [2023-11-19 04:18:14,374 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:18:14" (1/1) ... [2023-11-19 04:18:14,405 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:18:14,631 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:18:14,641 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:18:14,675 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:18:14,691 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:18:14,692 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:18:14 WrapperNode [2023-11-19 04:18:14,692 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:18:14,693 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:18:14,694 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:18:14,694 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:18:14,702 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:18:14" (1/1) ... [2023-11-19 04:18:14,713 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:18:14" (1/1) ... [2023-11-19 04:18:14,738 INFO L138 Inliner]: procedures = 18, calls = 83, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 101 [2023-11-19 04:18:14,738 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:18:14,739 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:18:14,739 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:18:14,740 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:18:14,750 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:18:14" (1/1) ... [2023-11-19 04:18:14,750 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:18:14" (1/1) ... [2023-11-19 04:18:14,755 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:18:14" (1/1) ... [2023-11-19 04:18:14,755 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:18:14" (1/1) ... [2023-11-19 04:18:14,767 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:18:14" (1/1) ... [2023-11-19 04:18:14,770 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:18:14" (1/1) ... [2023-11-19 04:18:14,773 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:18:14" (1/1) ... [2023-11-19 04:18:14,775 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:18:14" (1/1) ... [2023-11-19 04:18:14,779 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:18:14,780 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:18:14,781 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:18:14,781 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:18:14,782 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:18:14" (1/1) ... [2023-11-19 04:18:14,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:18:14,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdc67f2f-b023-40e9-bdcb-07fc84ea5501/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:18:14,838 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdc67f2f-b023-40e9-bdcb-07fc84ea5501/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:18:14,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdc67f2f-b023-40e9-bdcb-07fc84ea5501/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:18:14,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:18:14,880 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_33_to_36_0 [2023-11-19 04:18:14,880 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_33_to_36_0 [2023-11-19 04:18:14,880 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:18:14,880 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:18:14,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:18:14,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:18:14,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:18:14,881 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_38_to_43_0 [2023-11-19 04:18:14,881 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_38_to_43_0 [2023-11-19 04:18:14,881 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_46_to_51_0 [2023-11-19 04:18:14,881 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_46_to_51_0 [2023-11-19 04:18:14,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:18:14,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:18:14,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:18:14,882 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 04:18:14,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 04:18:14,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:18:14,973 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:18:14,975 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:18:15,698 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:18:15,745 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:18:15,746 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 04:18:15,755 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:18:15 BoogieIcfgContainer [2023-11-19 04:18:15,756 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:18:15,760 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:18:15,760 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:18:15,763 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:18:15,764 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:18:14" (1/3) ... [2023-11-19 04:18:15,765 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fe2deae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:18:15, skipping insertion in model container [2023-11-19 04:18:15,765 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:18:14" (2/3) ... [2023-11-19 04:18:15,767 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fe2deae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:18:15, skipping insertion in model container [2023-11-19 04:18:15,767 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:18:15" (3/3) ... [2023-11-19 04:18:15,772 INFO L112 eAbstractionObserver]: Analyzing ICFG recursified_fermat1.c [2023-11-19 04:18:15,789 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:18:15,789 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 92 error locations. [2023-11-19 04:18:15,845 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:18:15,852 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6b3ff7b4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:18:15,853 INFO L358 AbstractCegarLoop]: Starting to check reachability of 92 error locations. [2023-11-19 04:18:15,858 INFO L276 IsEmpty]: Start isEmpty. Operand has 224 states, 114 states have (on average 1.8596491228070176) internal successors, (212), 209 states have internal predecessors, (212), 12 states have call successors, (12), 5 states have call predecessors, (12), 5 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-19 04:18:15,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 04:18:15,864 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:18:15,865 INFO L195 NwaCegarLoop]: trace histogram [1, 1] [2023-11-19 04:18:15,866 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [func_to_recursive_line_38_to_43_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, func_to_recursive_line_38_to_43_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 90 more)] === [2023-11-19 04:18:15,871 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:18:15,872 INFO L85 PathProgramCache]: Analyzing trace with hash 10187, now seen corresponding path program 1 times [2023-11-19 04:18:15,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:18:15,882 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1603661252] [2023-11-19 04:18:15,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:18:15,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:18:15,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:18:15,990 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:18:16,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:18:16,041 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 04:18:16,043 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 04:18:16,044 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (91 of 92 remaining) [2023-11-19 04:18:16,046 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (90 of 92 remaining) [2023-11-19 04:18:16,047 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (89 of 92 remaining) [2023-11-19 04:18:16,047 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (88 of 92 remaining) [2023-11-19 04:18:16,047 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err3ASSERT_VIOLATIONINTEGER_OVERFLOW (87 of 92 remaining) [2023-11-19 04:18:16,048 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (86 of 92 remaining) [2023-11-19 04:18:16,048 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err5ASSERT_VIOLATIONINTEGER_OVERFLOW (85 of 92 remaining) [2023-11-19 04:18:16,048 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err6ASSERT_VIOLATIONINTEGER_OVERFLOW (84 of 92 remaining) [2023-11-19 04:18:16,049 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err7ASSERT_VIOLATIONINTEGER_OVERFLOW (83 of 92 remaining) [2023-11-19 04:18:16,049 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err8ASSERT_VIOLATIONINTEGER_OVERFLOW (82 of 92 remaining) [2023-11-19 04:18:16,049 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err9ASSERT_VIOLATIONINTEGER_OVERFLOW (81 of 92 remaining) [2023-11-19 04:18:16,050 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (80 of 92 remaining) [2023-11-19 04:18:16,050 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err11ASSERT_VIOLATIONINTEGER_OVERFLOW (79 of 92 remaining) [2023-11-19 04:18:16,050 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err12ASSERT_VIOLATIONINTEGER_OVERFLOW (78 of 92 remaining) [2023-11-19 04:18:16,051 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err13ASSERT_VIOLATIONINTEGER_OVERFLOW (77 of 92 remaining) [2023-11-19 04:18:16,051 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err14ASSERT_VIOLATIONINTEGER_OVERFLOW (76 of 92 remaining) [2023-11-19 04:18:16,051 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err15ASSERT_VIOLATIONINTEGER_OVERFLOW (75 of 92 remaining) [2023-11-19 04:18:16,051 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err16ASSERT_VIOLATIONINTEGER_OVERFLOW (74 of 92 remaining) [2023-11-19 04:18:16,052 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err17ASSERT_VIOLATIONINTEGER_OVERFLOW (73 of 92 remaining) [2023-11-19 04:18:16,052 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err18ASSERT_VIOLATIONINTEGER_OVERFLOW (72 of 92 remaining) [2023-11-19 04:18:16,052 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err19ASSERT_VIOLATIONINTEGER_OVERFLOW (71 of 92 remaining) [2023-11-19 04:18:16,053 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err20ASSERT_VIOLATIONINTEGER_OVERFLOW (70 of 92 remaining) [2023-11-19 04:18:16,053 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err21ASSERT_VIOLATIONINTEGER_OVERFLOW (69 of 92 remaining) [2023-11-19 04:18:16,053 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (68 of 92 remaining) [2023-11-19 04:18:16,054 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (67 of 92 remaining) [2023-11-19 04:18:16,054 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (66 of 92 remaining) [2023-11-19 04:18:16,054 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err3ASSERT_VIOLATIONINTEGER_OVERFLOW (65 of 92 remaining) [2023-11-19 04:18:16,055 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (64 of 92 remaining) [2023-11-19 04:18:16,055 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err5ASSERT_VIOLATIONINTEGER_OVERFLOW (63 of 92 remaining) [2023-11-19 04:18:16,055 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err6ASSERT_VIOLATIONINTEGER_OVERFLOW (62 of 92 remaining) [2023-11-19 04:18:16,055 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err7ASSERT_VIOLATIONINTEGER_OVERFLOW (61 of 92 remaining) [2023-11-19 04:18:16,056 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err8ASSERT_VIOLATIONINTEGER_OVERFLOW (60 of 92 remaining) [2023-11-19 04:18:16,056 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err9ASSERT_VIOLATIONINTEGER_OVERFLOW (59 of 92 remaining) [2023-11-19 04:18:16,056 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (58 of 92 remaining) [2023-11-19 04:18:16,057 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err11ASSERT_VIOLATIONINTEGER_OVERFLOW (57 of 92 remaining) [2023-11-19 04:18:16,057 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err12ASSERT_VIOLATIONINTEGER_OVERFLOW (56 of 92 remaining) [2023-11-19 04:18:16,057 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err13ASSERT_VIOLATIONINTEGER_OVERFLOW (55 of 92 remaining) [2023-11-19 04:18:16,058 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err14ASSERT_VIOLATIONINTEGER_OVERFLOW (54 of 92 remaining) [2023-11-19 04:18:16,058 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err15ASSERT_VIOLATIONINTEGER_OVERFLOW (53 of 92 remaining) [2023-11-19 04:18:16,058 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err16ASSERT_VIOLATIONINTEGER_OVERFLOW (52 of 92 remaining) [2023-11-19 04:18:16,059 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err17ASSERT_VIOLATIONINTEGER_OVERFLOW (51 of 92 remaining) [2023-11-19 04:18:16,059 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err18ASSERT_VIOLATIONINTEGER_OVERFLOW (50 of 92 remaining) [2023-11-19 04:18:16,059 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err19ASSERT_VIOLATIONINTEGER_OVERFLOW (49 of 92 remaining) [2023-11-19 04:18:16,059 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err20ASSERT_VIOLATIONINTEGER_OVERFLOW (48 of 92 remaining) [2023-11-19 04:18:16,060 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err21ASSERT_VIOLATIONINTEGER_OVERFLOW (47 of 92 remaining) [2023-11-19 04:18:16,060 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (46 of 92 remaining) [2023-11-19 04:18:16,060 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (45 of 92 remaining) [2023-11-19 04:18:16,061 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (44 of 92 remaining) [2023-11-19 04:18:16,061 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err3ASSERT_VIOLATIONINTEGER_OVERFLOW (43 of 92 remaining) [2023-11-19 04:18:16,061 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (42 of 92 remaining) [2023-11-19 04:18:16,062 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err5ASSERT_VIOLATIONINTEGER_OVERFLOW (41 of 92 remaining) [2023-11-19 04:18:16,062 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err6ASSERT_VIOLATIONINTEGER_OVERFLOW (40 of 92 remaining) [2023-11-19 04:18:16,062 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err7ASSERT_VIOLATIONINTEGER_OVERFLOW (39 of 92 remaining) [2023-11-19 04:18:16,062 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err8ASSERT_VIOLATIONINTEGER_OVERFLOW (38 of 92 remaining) [2023-11-19 04:18:16,063 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err9ASSERT_VIOLATIONINTEGER_OVERFLOW (37 of 92 remaining) [2023-11-19 04:18:16,063 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (36 of 92 remaining) [2023-11-19 04:18:16,063 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err11ASSERT_VIOLATIONINTEGER_OVERFLOW (35 of 92 remaining) [2023-11-19 04:18:16,064 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err12ASSERT_VIOLATIONINTEGER_OVERFLOW (34 of 92 remaining) [2023-11-19 04:18:16,064 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err13ASSERT_VIOLATIONINTEGER_OVERFLOW (33 of 92 remaining) [2023-11-19 04:18:16,064 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err14ASSERT_VIOLATIONINTEGER_OVERFLOW (32 of 92 remaining) [2023-11-19 04:18:16,064 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err15ASSERT_VIOLATIONINTEGER_OVERFLOW (31 of 92 remaining) [2023-11-19 04:18:16,065 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err16ASSERT_VIOLATIONINTEGER_OVERFLOW (30 of 92 remaining) [2023-11-19 04:18:16,065 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err17ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 92 remaining) [2023-11-19 04:18:16,065 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 92 remaining) [2023-11-19 04:18:16,066 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 92 remaining) [2023-11-19 04:18:16,066 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 92 remaining) [2023-11-19 04:18:16,066 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 92 remaining) [2023-11-19 04:18:16,066 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 92 remaining) [2023-11-19 04:18:16,067 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 92 remaining) [2023-11-19 04:18:16,067 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 92 remaining) [2023-11-19 04:18:16,067 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 92 remaining) [2023-11-19 04:18:16,068 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 92 remaining) [2023-11-19 04:18:16,068 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 92 remaining) [2023-11-19 04:18:16,068 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 92 remaining) [2023-11-19 04:18:16,069 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 92 remaining) [2023-11-19 04:18:16,069 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 92 remaining) [2023-11-19 04:18:16,069 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 92 remaining) [2023-11-19 04:18:16,069 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 92 remaining) [2023-11-19 04:18:16,070 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 92 remaining) [2023-11-19 04:18:16,070 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 92 remaining) [2023-11-19 04:18:16,070 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 92 remaining) [2023-11-19 04:18:16,071 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 92 remaining) [2023-11-19 04:18:16,071 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 92 remaining) [2023-11-19 04:18:16,071 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 92 remaining) [2023-11-19 04:18:16,071 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 92 remaining) [2023-11-19 04:18:16,072 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 92 remaining) [2023-11-19 04:18:16,072 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 92 remaining) [2023-11-19 04:18:16,072 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 92 remaining) [2023-11-19 04:18:16,073 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 92 remaining) [2023-11-19 04:18:16,073 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 92 remaining) [2023-11-19 04:18:16,073 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 92 remaining) [2023-11-19 04:18:16,073 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 92 remaining) [2023-11-19 04:18:16,074 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 04:18:16,079 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 04:18:16,084 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 04:18:16,102 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 04:18:16 BoogieIcfgContainer [2023-11-19 04:18:16,103 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 04:18:16,103 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:18:16,104 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:18:16,104 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:18:16,104 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:18:15" (3/4) ... [2023-11-19 04:18:16,107 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:18:16,108 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:18:16,109 INFO L158 Benchmark]: Toolchain (without parser) took 1744.94ms. Allocated memory is still 169.9MB. Free memory was 126.5MB in the beginning and 114.0MB in the end (delta: 12.5MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. [2023-11-19 04:18:16,110 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 111.1MB. Free memory is still 61.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:18:16,110 INFO L158 Benchmark]: CACSL2BoogieTranslator took 326.77ms. Allocated memory is still 169.9MB. Free memory was 126.5MB in the beginning and 114.8MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 04:18:16,111 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.08ms. Allocated memory is still 169.9MB. Free memory was 114.5MB in the beginning and 112.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:18:16,112 INFO L158 Benchmark]: Boogie Preprocessor took 40.39ms. Allocated memory is still 169.9MB. Free memory was 112.7MB in the beginning and 111.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:18:16,112 INFO L158 Benchmark]: RCFGBuilder took 975.81ms. Allocated memory is still 169.9MB. Free memory was 110.6MB in the beginning and 136.2MB in the end (delta: -25.6MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. [2023-11-19 04:18:16,113 INFO L158 Benchmark]: TraceAbstraction took 343.31ms. Allocated memory is still 169.9MB. Free memory was 135.8MB in the beginning and 114.0MB in the end (delta: 21.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 04:18:16,113 INFO L158 Benchmark]: Witness Printer took 4.77ms. Allocated memory is still 169.9MB. Free memory is still 114.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:18:16,116 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 111.1MB. Free memory is still 61.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 326.77ms. Allocated memory is still 169.9MB. Free memory was 126.5MB in the beginning and 114.8MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.08ms. Allocated memory is still 169.9MB. Free memory was 114.5MB in the beginning and 112.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.39ms. Allocated memory is still 169.9MB. Free memory was 112.7MB in the beginning and 111.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 975.81ms. Allocated memory is still 169.9MB. Free memory was 110.6MB in the beginning and 136.2MB in the end (delta: -25.6MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. * TraceAbstraction took 343.31ms. Allocated memory is still 169.9MB. Free memory was 135.8MB in the beginning and 114.0MB in the end (delta: 21.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 4.77ms. Allocated memory is still 169.9MB. Free memory is still 114.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 126]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of to_int at line 124. Possible FailurePath: [L119] int A; [L120] int R; [L121] int u; [L122] int v; [L123] int r; [L124] A = __VERIFIER_nondet_double() [L125] R = __VERIFIER_nondet_double() [L126] R - 1 VAL [A={5:0}, R=-2147483648, r={6:0}, u={8:0}, v={7:0}] - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 84]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 84]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 85]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 85]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 61]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 61]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 62]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 62]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 126]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 126]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 126]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 126]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 126]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 128]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 128]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 128]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 128]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 130]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 130]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 130]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 130]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 224 locations, 92 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=224occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 2 NumberOfCodeBlocks, 2 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 04:18:16,166 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdc67f2f-b023-40e9-bdcb-07fc84ea5501/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_cdc67f2f-b023-40e9-bdcb-07fc84ea5501/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdc67f2f-b023-40e9-bdcb-07fc84ea5501/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_cdc67f2f-b023-40e9-bdcb-07fc84ea5501/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdc67f2f-b023-40e9-bdcb-07fc84ea5501/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_fermat1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdc67f2f-b023-40e9-bdcb-07fc84ea5501/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Overflow-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdc67f2f-b023-40e9-bdcb-07fc84ea5501/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 32a11a65f3e38612319bca1346c2311552a0857eb7006c96fdce9d3817efe0e3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:18:18,887 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:18:19,009 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdc67f2f-b023-40e9-bdcb-07fc84ea5501/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Overflow-32bit-Taipan_Bitvector.epf [2023-11-19 04:18:19,018 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:18:19,019 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:18:19,064 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:18:19,065 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:18:19,065 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:18:19,066 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:18:19,071 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:18:19,072 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:18:19,072 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:18:19,073 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:18:19,075 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:18:19,075 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:18:19,076 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:18:19,077 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:18:19,077 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:18:19,078 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:18:19,079 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:18:19,079 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:18:19,080 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:18:19,080 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:18:19,081 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:18:19,081 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:18:19,082 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:18:19,082 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:18:19,083 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:18:19,083 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:18:19,084 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:18:19,085 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:18:19,085 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:18:19,086 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:18:19,086 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:18:19,086 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:18:19,087 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:18:19,087 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:18:19,087 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:18:19,088 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:18:19,089 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:18:19,089 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:18:19,090 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:18:19,090 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:18:19,090 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:18:19,091 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_cdc67f2f-b023-40e9-bdcb-07fc84ea5501/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdc67f2f-b023-40e9-bdcb-07fc84ea5501/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32a11a65f3e38612319bca1346c2311552a0857eb7006c96fdce9d3817efe0e3 [2023-11-19 04:18:19,544 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:18:19,577 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:18:19,580 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:18:19,581 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:18:19,582 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:18:19,583 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdc67f2f-b023-40e9-bdcb-07fc84ea5501/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/recursified_nla-digbench/recursified_fermat1.c [2023-11-19 04:18:22,770 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:18:23,033 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:18:23,033 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdc67f2f-b023-40e9-bdcb-07fc84ea5501/sv-benchmarks/c/recursified_nla-digbench/recursified_fermat1.c [2023-11-19 04:18:23,042 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdc67f2f-b023-40e9-bdcb-07fc84ea5501/bin/utaipan-verify-t7M7D8N6sZ/data/7b4c511ba/e8daca3a6011442f8f6067d600e0026b/FLAG6c35a7d31 [2023-11-19 04:18:23,056 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdc67f2f-b023-40e9-bdcb-07fc84ea5501/bin/utaipan-verify-t7M7D8N6sZ/data/7b4c511ba/e8daca3a6011442f8f6067d600e0026b [2023-11-19 04:18:23,059 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:18:23,060 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:18:23,062 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:18:23,062 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:18:23,067 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:18:23,068 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:18:23" (1/1) ... [2023-11-19 04:18:23,069 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74221a94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:18:23, skipping insertion in model container [2023-11-19 04:18:23,069 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:18:23" (1/1) ... [2023-11-19 04:18:23,094 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:18:23,299 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:18:23,315 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:18:23,358 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:18:23,379 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:18:23,387 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:18:23 WrapperNode [2023-11-19 04:18:23,387 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:18:23,389 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:18:23,389 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:18:23,389 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:18:23,396 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:18:23" (1/1) ... [2023-11-19 04:18:23,409 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:18:23" (1/1) ... [2023-11-19 04:18:23,433 INFO L138 Inliner]: procedures = 21, calls = 83, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 102 [2023-11-19 04:18:23,434 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:18:23,434 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:18:23,435 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:18:23,435 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:18:23,444 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:18:23" (1/1) ... [2023-11-19 04:18:23,444 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:18:23" (1/1) ... [2023-11-19 04:18:23,452 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:18:23" (1/1) ... [2023-11-19 04:18:23,453 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:18:23" (1/1) ... [2023-11-19 04:18:23,468 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:18:23" (1/1) ... [2023-11-19 04:18:23,470 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:18:23" (1/1) ... [2023-11-19 04:18:23,474 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:18:23" (1/1) ... [2023-11-19 04:18:23,476 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:18:23" (1/1) ... [2023-11-19 04:18:23,482 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:18:23,483 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:18:23,483 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:18:23,483 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:18:23,491 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:18:23" (1/1) ... [2023-11-19 04:18:23,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:18:23,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdc67f2f-b023-40e9-bdcb-07fc84ea5501/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:18:23,568 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdc67f2f-b023-40e9-bdcb-07fc84ea5501/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:18:23,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdc67f2f-b023-40e9-bdcb-07fc84ea5501/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:18:23,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:18:23,656 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_33_to_36_0 [2023-11-19 04:18:23,656 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_33_to_36_0 [2023-11-19 04:18:23,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:18:23,657 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:18:23,657 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:18:23,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:18:23,657 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_38_to_43_0 [2023-11-19 04:18:23,658 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_38_to_43_0 [2023-11-19 04:18:23,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 04:18:23,666 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_46_to_51_0 [2023-11-19 04:18:23,666 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_46_to_51_0 [2023-11-19 04:18:23,667 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:18:23,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:18:23,667 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 04:18:23,667 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 04:18:23,667 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:18:23,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 04:18:23,796 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:18:23,799 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:18:35,857 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:18:35,870 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:18:35,874 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 04:18:35,879 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:18:35 BoogieIcfgContainer [2023-11-19 04:18:35,884 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:18:35,886 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:18:35,887 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:18:35,891 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:18:35,892 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:18:23" (1/3) ... [2023-11-19 04:18:35,893 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cd03816 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:18:35, skipping insertion in model container [2023-11-19 04:18:35,893 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:18:23" (2/3) ... [2023-11-19 04:18:35,895 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cd03816 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:18:35, skipping insertion in model container [2023-11-19 04:18:35,896 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:18:35" (3/3) ... [2023-11-19 04:18:35,897 INFO L112 eAbstractionObserver]: Analyzing ICFG recursified_fermat1.c [2023-11-19 04:18:35,918 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:18:35,918 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 92 error locations. [2023-11-19 04:18:35,991 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:18:36,000 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@551b791b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:18:36,001 INFO L358 AbstractCegarLoop]: Starting to check reachability of 92 error locations. [2023-11-19 04:18:36,008 INFO L276 IsEmpty]: Start isEmpty. Operand has 233 states, 123 states have (on average 1.8130081300813008) internal successors, (223), 218 states have internal predecessors, (223), 12 states have call successors, (12), 5 states have call predecessors, (12), 5 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-19 04:18:36,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 04:18:36,014 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:18:36,015 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1] [2023-11-19 04:18:36,015 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [func_to_recursive_line_38_to_43_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, func_to_recursive_line_38_to_43_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 90 more)] === [2023-11-19 04:18:36,022 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:18:36,023 INFO L85 PathProgramCache]: Analyzing trace with hash 199659, now seen corresponding path program 1 times [2023-11-19 04:18:36,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:18:36,037 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1821117616] [2023-11-19 04:18:36,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:18:36,038 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:18:36,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdc67f2f-b023-40e9-bdcb-07fc84ea5501/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:18:36,044 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdc67f2f-b023-40e9-bdcb-07fc84ea5501/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:18:36,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdc67f2f-b023-40e9-bdcb-07fc84ea5501/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-19 04:18:36,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:18:36,203 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:18:36,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:18:36,277 INFO L130 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2023-11-19 04:18:36,280 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 04:18:36,282 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (91 of 92 remaining) [2023-11-19 04:18:36,284 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (90 of 92 remaining) [2023-11-19 04:18:36,284 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (89 of 92 remaining) [2023-11-19 04:18:36,285 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (88 of 92 remaining) [2023-11-19 04:18:36,285 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err3ASSERT_VIOLATIONINTEGER_OVERFLOW (87 of 92 remaining) [2023-11-19 04:18:36,286 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (86 of 92 remaining) [2023-11-19 04:18:36,286 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err5ASSERT_VIOLATIONINTEGER_OVERFLOW (85 of 92 remaining) [2023-11-19 04:18:36,286 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err6ASSERT_VIOLATIONINTEGER_OVERFLOW (84 of 92 remaining) [2023-11-19 04:18:36,287 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err7ASSERT_VIOLATIONINTEGER_OVERFLOW (83 of 92 remaining) [2023-11-19 04:18:36,287 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err8ASSERT_VIOLATIONINTEGER_OVERFLOW (82 of 92 remaining) [2023-11-19 04:18:36,287 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err9ASSERT_VIOLATIONINTEGER_OVERFLOW (81 of 92 remaining) [2023-11-19 04:18:36,288 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (80 of 92 remaining) [2023-11-19 04:18:36,288 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err11ASSERT_VIOLATIONINTEGER_OVERFLOW (79 of 92 remaining) [2023-11-19 04:18:36,288 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err12ASSERT_VIOLATIONINTEGER_OVERFLOW (78 of 92 remaining) [2023-11-19 04:18:36,289 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err13ASSERT_VIOLATIONINTEGER_OVERFLOW (77 of 92 remaining) [2023-11-19 04:18:36,289 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err14ASSERT_VIOLATIONINTEGER_OVERFLOW (76 of 92 remaining) [2023-11-19 04:18:36,289 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err15ASSERT_VIOLATIONINTEGER_OVERFLOW (75 of 92 remaining) [2023-11-19 04:18:36,289 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err16ASSERT_VIOLATIONINTEGER_OVERFLOW (74 of 92 remaining) [2023-11-19 04:18:36,290 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err17ASSERT_VIOLATIONINTEGER_OVERFLOW (73 of 92 remaining) [2023-11-19 04:18:36,290 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err18ASSERT_VIOLATIONINTEGER_OVERFLOW (72 of 92 remaining) [2023-11-19 04:18:36,291 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err19ASSERT_VIOLATIONINTEGER_OVERFLOW (71 of 92 remaining) [2023-11-19 04:18:36,291 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err20ASSERT_VIOLATIONINTEGER_OVERFLOW (70 of 92 remaining) [2023-11-19 04:18:36,292 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err21ASSERT_VIOLATIONINTEGER_OVERFLOW (69 of 92 remaining) [2023-11-19 04:18:36,293 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (68 of 92 remaining) [2023-11-19 04:18:36,293 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (67 of 92 remaining) [2023-11-19 04:18:36,294 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (66 of 92 remaining) [2023-11-19 04:18:36,295 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err3ASSERT_VIOLATIONINTEGER_OVERFLOW (65 of 92 remaining) [2023-11-19 04:18:36,295 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (64 of 92 remaining) [2023-11-19 04:18:36,295 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err5ASSERT_VIOLATIONINTEGER_OVERFLOW (63 of 92 remaining) [2023-11-19 04:18:36,296 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err6ASSERT_VIOLATIONINTEGER_OVERFLOW (62 of 92 remaining) [2023-11-19 04:18:36,297 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err7ASSERT_VIOLATIONINTEGER_OVERFLOW (61 of 92 remaining) [2023-11-19 04:18:36,297 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err8ASSERT_VIOLATIONINTEGER_OVERFLOW (60 of 92 remaining) [2023-11-19 04:18:36,297 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err9ASSERT_VIOLATIONINTEGER_OVERFLOW (59 of 92 remaining) [2023-11-19 04:18:36,298 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (58 of 92 remaining) [2023-11-19 04:18:36,299 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err11ASSERT_VIOLATIONINTEGER_OVERFLOW (57 of 92 remaining) [2023-11-19 04:18:36,299 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err12ASSERT_VIOLATIONINTEGER_OVERFLOW (56 of 92 remaining) [2023-11-19 04:18:36,304 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err13ASSERT_VIOLATIONINTEGER_OVERFLOW (55 of 92 remaining) [2023-11-19 04:18:36,305 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err14ASSERT_VIOLATIONINTEGER_OVERFLOW (54 of 92 remaining) [2023-11-19 04:18:36,305 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err15ASSERT_VIOLATIONINTEGER_OVERFLOW (53 of 92 remaining) [2023-11-19 04:18:36,305 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err16ASSERT_VIOLATIONINTEGER_OVERFLOW (52 of 92 remaining) [2023-11-19 04:18:36,306 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err17ASSERT_VIOLATIONINTEGER_OVERFLOW (51 of 92 remaining) [2023-11-19 04:18:36,306 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err18ASSERT_VIOLATIONINTEGER_OVERFLOW (50 of 92 remaining) [2023-11-19 04:18:36,306 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err19ASSERT_VIOLATIONINTEGER_OVERFLOW (49 of 92 remaining) [2023-11-19 04:18:36,307 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err20ASSERT_VIOLATIONINTEGER_OVERFLOW (48 of 92 remaining) [2023-11-19 04:18:36,307 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err21ASSERT_VIOLATIONINTEGER_OVERFLOW (47 of 92 remaining) [2023-11-19 04:18:36,308 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (46 of 92 remaining) [2023-11-19 04:18:36,308 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (45 of 92 remaining) [2023-11-19 04:18:36,309 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (44 of 92 remaining) [2023-11-19 04:18:36,309 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err3ASSERT_VIOLATIONINTEGER_OVERFLOW (43 of 92 remaining) [2023-11-19 04:18:36,309 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (42 of 92 remaining) [2023-11-19 04:18:36,310 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err5ASSERT_VIOLATIONINTEGER_OVERFLOW (41 of 92 remaining) [2023-11-19 04:18:36,310 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err6ASSERT_VIOLATIONINTEGER_OVERFLOW (40 of 92 remaining) [2023-11-19 04:18:36,310 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err7ASSERT_VIOLATIONINTEGER_OVERFLOW (39 of 92 remaining) [2023-11-19 04:18:36,312 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err8ASSERT_VIOLATIONINTEGER_OVERFLOW (38 of 92 remaining) [2023-11-19 04:18:36,313 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err9ASSERT_VIOLATIONINTEGER_OVERFLOW (37 of 92 remaining) [2023-11-19 04:18:36,313 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (36 of 92 remaining) [2023-11-19 04:18:36,313 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err11ASSERT_VIOLATIONINTEGER_OVERFLOW (35 of 92 remaining) [2023-11-19 04:18:36,314 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err12ASSERT_VIOLATIONINTEGER_OVERFLOW (34 of 92 remaining) [2023-11-19 04:18:36,314 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err13ASSERT_VIOLATIONINTEGER_OVERFLOW (33 of 92 remaining) [2023-11-19 04:18:36,315 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err14ASSERT_VIOLATIONINTEGER_OVERFLOW (32 of 92 remaining) [2023-11-19 04:18:36,316 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err15ASSERT_VIOLATIONINTEGER_OVERFLOW (31 of 92 remaining) [2023-11-19 04:18:36,316 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err16ASSERT_VIOLATIONINTEGER_OVERFLOW (30 of 92 remaining) [2023-11-19 04:18:36,317 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err17ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 92 remaining) [2023-11-19 04:18:36,317 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 92 remaining) [2023-11-19 04:18:36,318 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 92 remaining) [2023-11-19 04:18:36,319 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 92 remaining) [2023-11-19 04:18:36,319 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 92 remaining) [2023-11-19 04:18:36,320 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 92 remaining) [2023-11-19 04:18:36,327 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 92 remaining) [2023-11-19 04:18:36,328 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 92 remaining) [2023-11-19 04:18:36,328 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 92 remaining) [2023-11-19 04:18:36,328 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 92 remaining) [2023-11-19 04:18:36,329 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 92 remaining) [2023-11-19 04:18:36,329 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 92 remaining) [2023-11-19 04:18:36,330 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 92 remaining) [2023-11-19 04:18:36,330 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 92 remaining) [2023-11-19 04:18:36,331 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 92 remaining) [2023-11-19 04:18:36,331 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 92 remaining) [2023-11-19 04:18:36,332 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 92 remaining) [2023-11-19 04:18:36,332 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 92 remaining) [2023-11-19 04:18:36,333 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 92 remaining) [2023-11-19 04:18:36,334 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 92 remaining) [2023-11-19 04:18:36,334 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 92 remaining) [2023-11-19 04:18:36,335 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 92 remaining) [2023-11-19 04:18:36,335 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 92 remaining) [2023-11-19 04:18:36,336 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 92 remaining) [2023-11-19 04:18:36,336 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 92 remaining) [2023-11-19 04:18:36,336 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 92 remaining) [2023-11-19 04:18:36,336 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 92 remaining) [2023-11-19 04:18:36,337 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 92 remaining) [2023-11-19 04:18:36,338 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 92 remaining) [2023-11-19 04:18:36,339 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 92 remaining) [2023-11-19 04:18:36,347 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdc67f2f-b023-40e9-bdcb-07fc84ea5501/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-19 04:18:36,547 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdc67f2f-b023-40e9-bdcb-07fc84ea5501/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:18:36,555 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 04:18:36,575 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 04:18:36,603 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 04:18:36 BoogieIcfgContainer [2023-11-19 04:18:36,604 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 04:18:36,607 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:18:36,608 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:18:36,608 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:18:36,614 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:18:35" (3/4) ... [2023-11-19 04:18:36,615 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-19 04:18:36,657 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdc67f2f-b023-40e9-bdcb-07fc84ea5501/bin/utaipan-verify-t7M7D8N6sZ/witness.graphml [2023-11-19 04:18:36,658 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:18:36,659 INFO L158 Benchmark]: Toolchain (without parser) took 13598.58ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 51.3MB in the beginning and 48.5MB in the end (delta: 2.8MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. [2023-11-19 04:18:36,659 INFO L158 Benchmark]: CDTParser took 1.20ms. Allocated memory is still 75.5MB. Free memory is still 51.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:18:36,660 INFO L158 Benchmark]: CACSL2BoogieTranslator took 326.25ms. Allocated memory is still 75.5MB. Free memory was 51.1MB in the beginning and 38.0MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 04:18:36,662 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.34ms. Allocated memory is still 75.5MB. Free memory was 37.9MB in the beginning and 36.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:18:36,666 INFO L158 Benchmark]: Boogie Preprocessor took 47.49ms. Allocated memory is still 75.5MB. Free memory was 36.1MB in the beginning and 33.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:18:36,666 INFO L158 Benchmark]: RCFGBuilder took 12401.30ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 33.5MB in the beginning and 72.1MB in the end (delta: -38.6MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2023-11-19 04:18:36,667 INFO L158 Benchmark]: TraceAbstraction took 718.47ms. Allocated memory is still 98.6MB. Free memory was 71.6MB in the beginning and 50.6MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 04:18:36,667 INFO L158 Benchmark]: Witness Printer took 50.48ms. Allocated memory is still 98.6MB. Free memory was 50.1MB in the beginning and 48.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:18:36,669 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.20ms. Allocated memory is still 75.5MB. Free memory is still 51.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 326.25ms. Allocated memory is still 75.5MB. Free memory was 51.1MB in the beginning and 38.0MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.34ms. Allocated memory is still 75.5MB. Free memory was 37.9MB in the beginning and 36.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.49ms. Allocated memory is still 75.5MB. Free memory was 36.1MB in the beginning and 33.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 12401.30ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 33.5MB in the beginning and 72.1MB in the end (delta: -38.6MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. * TraceAbstraction took 718.47ms. Allocated memory is still 98.6MB. Free memory was 71.6MB in the beginning and 50.6MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Witness Printer took 50.48ms. Allocated memory is still 98.6MB. Free memory was 50.1MB in the beginning and 48.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 126]: integer overflow possible integer overflow possible We found a FailurePath: [L119] int A; [L120] int R; [L121] int u; [L122] int v; [L123] int r; [L124] A = __VERIFIER_nondet_double() [L125] R = __VERIFIER_nondet_double() [L126] R - 1 VAL [A={14:0}, R=-2147483648, r={7:0}, u={-2147483646:0}, v={15:0}] - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 84]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 84]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 85]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 85]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 61]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 61]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 62]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 62]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 126]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 126]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 126]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 126]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 126]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 128]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 128]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 128]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 128]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 130]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 130]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 130]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 130]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 233 locations, 92 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=233occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2023-11-19 04:18:36,724 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdc67f2f-b023-40e9-bdcb-07fc84ea5501/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)