./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursified_nla-digbench/recursified_fermat2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e8e51e-f7ef-4624-a37a-fa127cfc54ba/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e8e51e-f7ef-4624-a37a-fa127cfc54ba/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e8e51e-f7ef-4624-a37a-fa127cfc54ba/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e8e51e-f7ef-4624-a37a-fa127cfc54ba/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_fermat2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e8e51e-f7ef-4624-a37a-fa127cfc54ba/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e8e51e-f7ef-4624-a37a-fa127cfc54ba/bin/uautomizer-verify-qhAvR1uOyd --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c6bb229683b6e478f26f29012535cd87eb287b5d79b78ad3ed39bceef2aa5826 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 13:44:36,443 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 13:44:36,547 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e8e51e-f7ef-4624-a37a-fa127cfc54ba/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-13 13:44:36,561 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 13:44:36,561 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 13:44:36,618 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 13:44:36,620 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 13:44:36,621 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 13:44:36,621 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 13:44:36,622 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 13:44:36,622 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 13:44:36,622 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 13:44:36,624 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 13:44:36,624 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 13:44:36,624 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 13:44:36,625 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 13:44:36,625 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 13:44:36,625 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 13:44:36,625 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 13:44:36,625 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 13:44:36,626 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 13:44:36,626 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 13:44:36,626 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 13:44:36,626 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 13:44:36,627 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 13:44:36,627 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 13:44:36,627 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 13:44:36,628 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 13:44:36,628 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 13:44:36,628 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 13:44:36,628 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 13:44:36,628 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 13:44:36,628 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 13:44:36,629 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 13:44:36,629 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 13:44:36,629 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 13:44:36,629 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 13:44:36,629 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 13:44:36,629 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 13:44:36,630 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 13:44:36,631 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 13:44:36,631 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 13:44:36,631 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 13:44:36,631 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 13:44:36,632 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_67e8e51e-f7ef-4624-a37a-fa127cfc54ba/bin/uautomizer-verify-qhAvR1uOyd Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c6bb229683b6e478f26f29012535cd87eb287b5d79b78ad3ed39bceef2aa5826 [2024-11-13 13:44:36,971 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 13:44:36,981 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 13:44:36,984 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 13:44:36,985 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 13:44:36,986 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 13:44:36,987 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e8e51e-f7ef-4624-a37a-fa127cfc54ba/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/recursified_nla-digbench/recursified_fermat2.c Unable to find full path for "g++" [2024-11-13 13:44:39,258 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 13:44:39,523 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 13:44:39,523 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e8e51e-f7ef-4624-a37a-fa127cfc54ba/sv-benchmarks/c/recursified_nla-digbench/recursified_fermat2.c [2024-11-13 13:44:39,532 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e8e51e-f7ef-4624-a37a-fa127cfc54ba/bin/uautomizer-verify-qhAvR1uOyd/data/af05e057b/c36a980651d74384b234f62bcaf9b68f/FLAGff826455e [2024-11-13 13:44:39,836 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e8e51e-f7ef-4624-a37a-fa127cfc54ba/bin/uautomizer-verify-qhAvR1uOyd/data/af05e057b/c36a980651d74384b234f62bcaf9b68f [2024-11-13 13:44:39,842 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 13:44:39,843 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 13:44:39,846 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 13:44:39,847 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 13:44:39,851 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 13:44:39,852 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:44:39" (1/1) ... [2024-11-13 13:44:39,853 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ccc9954 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:44:39, skipping insertion in model container [2024-11-13 13:44:39,854 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:44:39" (1/1) ... [2024-11-13 13:44:39,873 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 13:44:40,097 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 13:44:40,113 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 13:44:40,140 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 13:44:40,158 INFO L204 MainTranslator]: Completed translation [2024-11-13 13:44:40,159 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:44:40 WrapperNode [2024-11-13 13:44:40,159 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 13:44:40,161 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 13:44:40,161 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 13:44:40,161 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 13:44:40,169 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:44:40" (1/1) ... [2024-11-13 13:44:40,177 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:44:40" (1/1) ... [2024-11-13 13:44:40,199 INFO L138 Inliner]: procedures = 16, calls = 60, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 101 [2024-11-13 13:44:40,199 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 13:44:40,200 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 13:44:40,200 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 13:44:40,200 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 13:44:40,211 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:44:40" (1/1) ... [2024-11-13 13:44:40,211 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:44:40" (1/1) ... [2024-11-13 13:44:40,214 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:44:40" (1/1) ... [2024-11-13 13:44:40,231 INFO L175 MemorySlicer]: Split 36 memory accesses to 5 slices as follows [2, 10, 10, 6, 8]. 28 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0, 0]. The 8 writes are split as follows [0, 2, 2, 1, 3]. [2024-11-13 13:44:40,231 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:44:40" (1/1) ... [2024-11-13 13:44:40,231 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:44:40" (1/1) ... [2024-11-13 13:44:40,240 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:44:40" (1/1) ... [2024-11-13 13:44:40,242 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:44:40" (1/1) ... [2024-11-13 13:44:40,244 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:44:40" (1/1) ... [2024-11-13 13:44:40,245 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:44:40" (1/1) ... [2024-11-13 13:44:40,248 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 13:44:40,249 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 13:44:40,249 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 13:44:40,249 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 13:44:40,250 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:44:40" (1/1) ... [2024-11-13 13:44:40,257 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 13:44:40,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e8e51e-f7ef-4624-a37a-fa127cfc54ba/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:44:40,296 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e8e51e-f7ef-4624-a37a-fa127cfc54ba/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 13:44:40,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e8e51e-f7ef-4624-a37a-fa127cfc54ba/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 13:44:40,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 13:44:40,333 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 13:44:40,334 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 13:44:40,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-13 13:44:40,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-13 13:44:40,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-13 13:44:40,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-13 13:44:40,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-13 13:44:40,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 13:44:40,335 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_33_to_42_0 [2024-11-13 13:44:40,335 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_33_to_42_0 [2024-11-13 13:44:40,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-13 13:44:40,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-13 13:44:40,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-13 13:44:40,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-13 13:44:40,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-13 13:44:40,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 13:44:40,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 13:44:40,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-13 13:44:40,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-13 13:44:40,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-13 13:44:40,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-13 13:44:40,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-13 13:44:40,337 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 13:44:40,337 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 13:44:40,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 13:44:40,444 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 13:44:40,446 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 13:44:41,267 INFO L? ?]: Removed 129 outVars from TransFormulas that were not future-live. [2024-11-13 13:44:41,270 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 13:44:41,296 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 13:44:41,299 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 13:44:41,299 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:44:41 BoogieIcfgContainer [2024-11-13 13:44:41,299 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 13:44:41,303 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 13:44:41,303 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 13:44:41,315 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 13:44:41,315 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 01:44:39" (1/3) ... [2024-11-13 13:44:41,317 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a784674 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 01:44:41, skipping insertion in model container [2024-11-13 13:44:41,317 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:44:40" (2/3) ... [2024-11-13 13:44:41,317 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a784674 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 01:44:41, skipping insertion in model container [2024-11-13 13:44:41,317 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:44:41" (3/3) ... [2024-11-13 13:44:41,319 INFO L112 eAbstractionObserver]: Analyzing ICFG recursified_fermat2.c [2024-11-13 13:44:41,342 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 13:44:41,349 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG recursified_fermat2.c that has 4 procedures, 144 locations, 1 initial locations, 0 loop locations, and 56 error locations. [2024-11-13 13:44:41,435 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 13:44:41,456 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, 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;@6eb4ecc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 13:44:41,456 INFO L334 AbstractCegarLoop]: Starting to check reachability of 56 error locations. [2024-11-13 13:44:41,461 INFO L276 IsEmpty]: Start isEmpty. Operand has 144 states, 78 states have (on average 1.7820512820512822) internal successors, (139), 135 states have internal predecessors, (139), 6 states have call successors, (6), 3 states have call predecessors, (6), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-13 13:44:41,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 13:44:41,467 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 13:44:41,468 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1] [2024-11-13 13:44:41,469 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [func_to_recursive_line_33_to_42_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, func_to_recursive_line_33_to_42_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 54 more)] === [2024-11-13 13:44:41,476 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:44:41,476 INFO L85 PathProgramCache]: Analyzing trace with hash 110289, now seen corresponding path program 1 times [2024-11-13 13:44:41,483 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:44:41,484 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1961023840] [2024-11-13 13:44:41,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:44:41,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:44:41,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:44:41,627 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:44:41,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:44:41,674 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:44:41,676 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-13 13:44:41,677 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (55 of 56 remaining) [2024-11-13 13:44:41,679 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (54 of 56 remaining) [2024-11-13 13:44:41,679 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (53 of 56 remaining) [2024-11-13 13:44:41,679 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (52 of 56 remaining) [2024-11-13 13:44:41,679 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err3ASSERT_VIOLATIONINTEGER_OVERFLOW (51 of 56 remaining) [2024-11-13 13:44:41,679 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (50 of 56 remaining) [2024-11-13 13:44:41,680 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err5ASSERT_VIOLATIONINTEGER_OVERFLOW (49 of 56 remaining) [2024-11-13 13:44:41,680 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err6ASSERT_VIOLATIONINTEGER_OVERFLOW (48 of 56 remaining) [2024-11-13 13:44:41,680 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err7ASSERT_VIOLATIONINTEGER_OVERFLOW (47 of 56 remaining) [2024-11-13 13:44:41,680 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err8ASSERT_VIOLATIONINTEGER_OVERFLOW (46 of 56 remaining) [2024-11-13 13:44:41,680 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err9ASSERT_VIOLATIONINTEGER_OVERFLOW (45 of 56 remaining) [2024-11-13 13:44:41,680 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (44 of 56 remaining) [2024-11-13 13:44:41,680 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err11ASSERT_VIOLATIONINTEGER_OVERFLOW (43 of 56 remaining) [2024-11-13 13:44:41,681 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err12ASSERT_VIOLATIONINTEGER_OVERFLOW (42 of 56 remaining) [2024-11-13 13:44:41,681 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err13ASSERT_VIOLATIONINTEGER_OVERFLOW (41 of 56 remaining) [2024-11-13 13:44:41,681 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err14ASSERT_VIOLATIONINTEGER_OVERFLOW (40 of 56 remaining) [2024-11-13 13:44:41,681 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err15ASSERT_VIOLATIONINTEGER_OVERFLOW (39 of 56 remaining) [2024-11-13 13:44:41,681 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err16ASSERT_VIOLATIONINTEGER_OVERFLOW (38 of 56 remaining) [2024-11-13 13:44:41,681 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err17ASSERT_VIOLATIONINTEGER_OVERFLOW (37 of 56 remaining) [2024-11-13 13:44:41,681 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err18ASSERT_VIOLATIONINTEGER_OVERFLOW (36 of 56 remaining) [2024-11-13 13:44:41,682 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err19ASSERT_VIOLATIONINTEGER_OVERFLOW (35 of 56 remaining) [2024-11-13 13:44:41,682 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err20ASSERT_VIOLATIONINTEGER_OVERFLOW (34 of 56 remaining) [2024-11-13 13:44:41,682 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err21ASSERT_VIOLATIONINTEGER_OVERFLOW (33 of 56 remaining) [2024-11-13 13:44:41,682 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err22ASSERT_VIOLATIONINTEGER_OVERFLOW (32 of 56 remaining) [2024-11-13 13:44:41,682 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err23ASSERT_VIOLATIONINTEGER_OVERFLOW (31 of 56 remaining) [2024-11-13 13:44:41,682 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err24ASSERT_VIOLATIONINTEGER_OVERFLOW (30 of 56 remaining) [2024-11-13 13:44:41,682 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err25ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 56 remaining) [2024-11-13 13:44:41,683 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 56 remaining) [2024-11-13 13:44:41,683 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 56 remaining) [2024-11-13 13:44:41,683 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 56 remaining) [2024-11-13 13:44:41,683 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 56 remaining) [2024-11-13 13:44:41,683 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 56 remaining) [2024-11-13 13:44:41,683 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 56 remaining) [2024-11-13 13:44:41,683 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 56 remaining) [2024-11-13 13:44:41,684 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 56 remaining) [2024-11-13 13:44:41,684 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 56 remaining) [2024-11-13 13:44:41,684 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 56 remaining) [2024-11-13 13:44:41,684 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 56 remaining) [2024-11-13 13:44:41,684 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 56 remaining) [2024-11-13 13:44:41,684 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 56 remaining) [2024-11-13 13:44:41,684 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 56 remaining) [2024-11-13 13:44:41,685 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 56 remaining) [2024-11-13 13:44:41,685 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 56 remaining) [2024-11-13 13:44:41,685 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 56 remaining) [2024-11-13 13:44:41,685 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 56 remaining) [2024-11-13 13:44:41,685 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 56 remaining) [2024-11-13 13:44:41,685 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 56 remaining) [2024-11-13 13:44:41,685 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 56 remaining) [2024-11-13 13:44:41,686 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 56 remaining) [2024-11-13 13:44:41,686 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 56 remaining) [2024-11-13 13:44:41,686 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 56 remaining) [2024-11-13 13:44:41,686 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 56 remaining) [2024-11-13 13:44:41,686 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 56 remaining) [2024-11-13 13:44:41,686 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 56 remaining) [2024-11-13 13:44:41,686 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 56 remaining) [2024-11-13 13:44:41,687 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 56 remaining) [2024-11-13 13:44:41,687 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 13:44:41,692 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-13 13:44:41,716 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 13:44:41,721 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 01:44:41 BoogieIcfgContainer [2024-11-13 13:44:41,721 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 13:44:41,722 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 13:44:41,722 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 13:44:41,722 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 13:44:41,723 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:44:41" (3/4) ... [2024-11-13 13:44:41,726 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 13:44:41,727 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 13:44:41,728 INFO L158 Benchmark]: Toolchain (without parser) took 1885.10ms. Allocated memory is still 142.6MB. Free memory was 117.9MB in the beginning and 63.4MB in the end (delta: 54.5MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-13 13:44:41,729 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 117.4MB. Free memory was 74.6MB in the beginning and 74.4MB in the end (delta: 196.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 13:44:41,729 INFO L158 Benchmark]: CACSL2BoogieTranslator took 313.45ms. Allocated memory is still 142.6MB. Free memory was 117.6MB in the beginning and 106.3MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 13:44:41,730 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.05ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 105.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 13:44:41,730 INFO L158 Benchmark]: Boogie Preprocessor took 47.77ms. Allocated memory is still 142.6MB. Free memory was 104.7MB in the beginning and 103.3MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 13:44:41,731 INFO L158 Benchmark]: RCFGBuilder took 1050.79ms. Allocated memory is still 142.6MB. Free memory was 103.0MB in the beginning and 79.1MB in the end (delta: 23.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 13:44:41,731 INFO L158 Benchmark]: TraceAbstraction took 418.17ms. Allocated memory is still 142.6MB. Free memory was 78.6MB in the beginning and 63.7MB in the end (delta: 15.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 13:44:41,732 INFO L158 Benchmark]: Witness Printer took 5.34ms. Allocated memory is still 142.6MB. Free memory was 63.7MB in the beginning and 63.4MB in the end (delta: 258.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 13:44:41,734 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 117.4MB. Free memory was 74.6MB in the beginning and 74.4MB in the end (delta: 196.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 313.45ms. Allocated memory is still 142.6MB. Free memory was 117.6MB in the beginning and 106.3MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.05ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 105.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 47.77ms. Allocated memory is still 142.6MB. Free memory was 104.7MB in the beginning and 103.3MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1050.79ms. Allocated memory is still 142.6MB. Free memory was 103.0MB in the beginning and 79.1MB in the end (delta: 23.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 418.17ms. Allocated memory is still 142.6MB. Free memory was 78.6MB in the beginning and 63.7MB in the end (delta: 15.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 5.34ms. Allocated memory is still 142.6MB. Free memory was 63.7MB in the beginning and 63.4MB in the end (delta: 258.1kB). 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: 88]: 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 86. Possible FailurePath: [L81] int A; [L82] int R; [L83] int u; [L84] int v; [L85] int r; [L86] A = __VERIFIER_nondet_double() [L87] R = __VERIFIER_nondet_double() [L88] R - 1 VAL [A={6:0}, r={7:0}, u={5:0}, v={8:0}] - 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: 63]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 63]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 64]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 64]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 68]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 68]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 69]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 69]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 88]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 88]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 88]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 88]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 88]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 90]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 90]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 90]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 90]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 92]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 92]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 92]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 92]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: 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 4 procedures, 144 locations, 56 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=144occurred 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 could not prove your program: unable to determine feasibility of some traces [2024-11-13 13:44:41,760 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e8e51e-f7ef-4624-a37a-fa127cfc54ba/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e8e51e-f7ef-4624-a37a-fa127cfc54ba/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e8e51e-f7ef-4624-a37a-fa127cfc54ba/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e8e51e-f7ef-4624-a37a-fa127cfc54ba/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e8e51e-f7ef-4624-a37a-fa127cfc54ba/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_fermat2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e8e51e-f7ef-4624-a37a-fa127cfc54ba/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e8e51e-f7ef-4624-a37a-fa127cfc54ba/bin/uautomizer-verify-qhAvR1uOyd --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c6bb229683b6e478f26f29012535cd87eb287b5d79b78ad3ed39bceef2aa5826 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 13:44:44,918 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 13:44:45,066 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e8e51e-f7ef-4624-a37a-fa127cfc54ba/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2024-11-13 13:44:45,082 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 13:44:45,083 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 13:44:45,141 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 13:44:45,142 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 13:44:45,142 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 13:44:45,143 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 13:44:45,143 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 13:44:45,143 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 13:44:45,143 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 13:44:45,148 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 13:44:45,148 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 13:44:45,148 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 13:44:45,148 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 13:44:45,148 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 13:44:45,148 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 13:44:45,149 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 13:44:45,149 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 13:44:45,149 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 13:44:45,149 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 13:44:45,149 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 13:44:45,149 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 13:44:45,149 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 13:44:45,150 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 13:44:45,150 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 13:44:45,150 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 13:44:45,150 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 13:44:45,150 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 13:44:45,150 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 13:44:45,150 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 13:44:45,151 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 13:44:45,151 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 13:44:45,151 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 13:44:45,151 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 13:44:45,151 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 13:44:45,151 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 13:44:45,151 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 13:44:45,151 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 13:44:45,151 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-13 13:44:45,151 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 13:44:45,152 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 13:44:45,152 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 13:44:45,152 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 13:44:45,152 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 13:44:45,152 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_67e8e51e-f7ef-4624-a37a-fa127cfc54ba/bin/uautomizer-verify-qhAvR1uOyd Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c6bb229683b6e478f26f29012535cd87eb287b5d79b78ad3ed39bceef2aa5826 [2024-11-13 13:44:45,510 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 13:44:45,520 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 13:44:45,523 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 13:44:45,525 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 13:44:45,525 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 13:44:45,527 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e8e51e-f7ef-4624-a37a-fa127cfc54ba/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/recursified_nla-digbench/recursified_fermat2.c Unable to find full path for "g++" [2024-11-13 13:44:47,684 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 13:44:47,945 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 13:44:47,946 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e8e51e-f7ef-4624-a37a-fa127cfc54ba/sv-benchmarks/c/recursified_nla-digbench/recursified_fermat2.c [2024-11-13 13:44:47,975 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e8e51e-f7ef-4624-a37a-fa127cfc54ba/bin/uautomizer-verify-qhAvR1uOyd/data/32694ccb4/bb36f5a77f2e4e048a17c25a43fe45b8/FLAG30c7f246a [2024-11-13 13:44:48,008 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e8e51e-f7ef-4624-a37a-fa127cfc54ba/bin/uautomizer-verify-qhAvR1uOyd/data/32694ccb4/bb36f5a77f2e4e048a17c25a43fe45b8 [2024-11-13 13:44:48,011 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 13:44:48,014 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 13:44:48,015 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 13:44:48,016 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 13:44:48,021 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 13:44:48,022 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:44:48" (1/1) ... [2024-11-13 13:44:48,023 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@244cbd4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:44:48, skipping insertion in model container [2024-11-13 13:44:48,024 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:44:48" (1/1) ... [2024-11-13 13:44:48,044 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 13:44:48,292 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 13:44:48,318 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 13:44:48,372 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 13:44:48,398 INFO L204 MainTranslator]: Completed translation [2024-11-13 13:44:48,399 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:44:48 WrapperNode [2024-11-13 13:44:48,400 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 13:44:48,402 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 13:44:48,402 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 13:44:48,402 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 13:44:48,412 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:44:48" (1/1) ... [2024-11-13 13:44:48,431 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:44:48" (1/1) ... [2024-11-13 13:44:48,469 INFO L138 Inliner]: procedures = 19, calls = 60, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 102 [2024-11-13 13:44:48,470 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 13:44:48,471 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 13:44:48,471 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 13:44:48,471 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 13:44:48,483 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:44:48" (1/1) ... [2024-11-13 13:44:48,484 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:44:48" (1/1) ... [2024-11-13 13:44:48,489 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:44:48" (1/1) ... [2024-11-13 13:44:48,512 INFO L175 MemorySlicer]: Split 36 memory accesses to 5 slices as follows [2, 6, 8, 10, 10]. 28 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0, 0]. The 8 writes are split as follows [0, 1, 3, 2, 2]. [2024-11-13 13:44:48,513 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:44:48" (1/1) ... [2024-11-13 13:44:48,513 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:44:48" (1/1) ... [2024-11-13 13:44:48,529 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:44:48" (1/1) ... [2024-11-13 13:44:48,532 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:44:48" (1/1) ... [2024-11-13 13:44:48,538 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:44:48" (1/1) ... [2024-11-13 13:44:48,540 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:44:48" (1/1) ... [2024-11-13 13:44:48,548 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 13:44:48,553 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 13:44:48,553 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 13:44:48,553 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 13:44:48,555 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:44:48" (1/1) ... [2024-11-13 13:44:48,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 13:44:48,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e8e51e-f7ef-4624-a37a-fa127cfc54ba/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:44:48,609 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e8e51e-f7ef-4624-a37a-fa127cfc54ba/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 13:44:48,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e8e51e-f7ef-4624-a37a-fa127cfc54ba/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 13:44:48,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 13:44:48,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-13 13:44:48,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-13 13:44:48,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-13 13:44:48,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-13 13:44:48,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-13 13:44:48,649 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 13:44:48,649 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 13:44:48,650 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 13:44:48,650 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_33_to_42_0 [2024-11-13 13:44:48,650 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_33_to_42_0 [2024-11-13 13:44:48,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-13 13:44:48,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-13 13:44:48,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-13 13:44:48,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-13 13:44:48,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-13 13:44:48,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 13:44:48,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 13:44:48,652 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 13:44:48,652 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 13:44:48,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 13:44:48,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-13 13:44:48,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-13 13:44:48,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-13 13:44:48,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-13 13:44:48,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-13 13:44:48,792 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 13:44:48,795 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 13:44:59,033 INFO L? ?]: Removed 125 outVars from TransFormulas that were not future-live. [2024-11-13 13:44:59,035 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 13:44:59,061 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 13:44:59,062 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 13:44:59,063 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:44:59 BoogieIcfgContainer [2024-11-13 13:44:59,063 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 13:44:59,067 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 13:44:59,067 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 13:44:59,072 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 13:44:59,073 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 01:44:48" (1/3) ... [2024-11-13 13:44:59,073 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b6659aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 01:44:59, skipping insertion in model container [2024-11-13 13:44:59,074 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:44:48" (2/3) ... [2024-11-13 13:44:59,074 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b6659aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 01:44:59, skipping insertion in model container [2024-11-13 13:44:59,074 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:44:59" (3/3) ... [2024-11-13 13:44:59,076 INFO L112 eAbstractionObserver]: Analyzing ICFG recursified_fermat2.c [2024-11-13 13:44:59,091 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 13:44:59,093 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG recursified_fermat2.c that has 4 procedures, 144 locations, 1 initial locations, 0 loop locations, and 56 error locations. [2024-11-13 13:44:59,191 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 13:44:59,207 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, 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;@23e03662, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 13:44:59,208 INFO L334 AbstractCegarLoop]: Starting to check reachability of 56 error locations. [2024-11-13 13:44:59,213 INFO L276 IsEmpty]: Start isEmpty. Operand has 144 states, 78 states have (on average 1.7820512820512822) internal successors, (139), 135 states have internal predecessors, (139), 6 states have call successors, (6), 3 states have call predecessors, (6), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-13 13:44:59,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 13:44:59,219 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 13:44:59,220 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1] [2024-11-13 13:44:59,221 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [func_to_recursive_line_33_to_42_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, func_to_recursive_line_33_to_42_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 54 more)] === [2024-11-13 13:44:59,232 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:44:59,233 INFO L85 PathProgramCache]: Analyzing trace with hash 110289, now seen corresponding path program 1 times [2024-11-13 13:44:59,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 13:44:59,244 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [970672435] [2024-11-13 13:44:59,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:44:59,245 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 [2024-11-13 13:44:59,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e8e51e-f7ef-4624-a37a-fa127cfc54ba/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 13:44:59,248 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e8e51e-f7ef-4624-a37a-fa127cfc54ba/bin/uautomizer-verify-qhAvR1uOyd/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) [2024-11-13 13:44:59,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e8e51e-f7ef-4624-a37a-fa127cfc54ba/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 13:44:59,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:44:59,413 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:44:59,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:44:59,511 INFO L130 FreeRefinementEngine]: Strategy FOX found a feasible trace [2024-11-13 13:44:59,513 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-13 13:44:59,515 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (55 of 56 remaining) [2024-11-13 13:44:59,517 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (54 of 56 remaining) [2024-11-13 13:44:59,518 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (53 of 56 remaining) [2024-11-13 13:44:59,518 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (52 of 56 remaining) [2024-11-13 13:44:59,518 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err3ASSERT_VIOLATIONINTEGER_OVERFLOW (51 of 56 remaining) [2024-11-13 13:44:59,518 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (50 of 56 remaining) [2024-11-13 13:44:59,519 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err5ASSERT_VIOLATIONINTEGER_OVERFLOW (49 of 56 remaining) [2024-11-13 13:44:59,519 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err6ASSERT_VIOLATIONINTEGER_OVERFLOW (48 of 56 remaining) [2024-11-13 13:44:59,519 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err7ASSERT_VIOLATIONINTEGER_OVERFLOW (47 of 56 remaining) [2024-11-13 13:44:59,519 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err8ASSERT_VIOLATIONINTEGER_OVERFLOW (46 of 56 remaining) [2024-11-13 13:44:59,519 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err9ASSERT_VIOLATIONINTEGER_OVERFLOW (45 of 56 remaining) [2024-11-13 13:44:59,520 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (44 of 56 remaining) [2024-11-13 13:44:59,520 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err11ASSERT_VIOLATIONINTEGER_OVERFLOW (43 of 56 remaining) [2024-11-13 13:44:59,520 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err12ASSERT_VIOLATIONINTEGER_OVERFLOW (42 of 56 remaining) [2024-11-13 13:44:59,520 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err13ASSERT_VIOLATIONINTEGER_OVERFLOW (41 of 56 remaining) [2024-11-13 13:44:59,520 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err14ASSERT_VIOLATIONINTEGER_OVERFLOW (40 of 56 remaining) [2024-11-13 13:44:59,521 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err15ASSERT_VIOLATIONINTEGER_OVERFLOW (39 of 56 remaining) [2024-11-13 13:44:59,521 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err16ASSERT_VIOLATIONINTEGER_OVERFLOW (38 of 56 remaining) [2024-11-13 13:44:59,521 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err17ASSERT_VIOLATIONINTEGER_OVERFLOW (37 of 56 remaining) [2024-11-13 13:44:59,521 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err18ASSERT_VIOLATIONINTEGER_OVERFLOW (36 of 56 remaining) [2024-11-13 13:44:59,522 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err19ASSERT_VIOLATIONINTEGER_OVERFLOW (35 of 56 remaining) [2024-11-13 13:44:59,522 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err20ASSERT_VIOLATIONINTEGER_OVERFLOW (34 of 56 remaining) [2024-11-13 13:44:59,522 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err21ASSERT_VIOLATIONINTEGER_OVERFLOW (33 of 56 remaining) [2024-11-13 13:44:59,522 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err22ASSERT_VIOLATIONINTEGER_OVERFLOW (32 of 56 remaining) [2024-11-13 13:44:59,522 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err23ASSERT_VIOLATIONINTEGER_OVERFLOW (31 of 56 remaining) [2024-11-13 13:44:59,523 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err24ASSERT_VIOLATIONINTEGER_OVERFLOW (30 of 56 remaining) [2024-11-13 13:44:59,523 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err25ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 56 remaining) [2024-11-13 13:44:59,523 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 56 remaining) [2024-11-13 13:44:59,523 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 56 remaining) [2024-11-13 13:44:59,523 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 56 remaining) [2024-11-13 13:44:59,524 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 56 remaining) [2024-11-13 13:44:59,524 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 56 remaining) [2024-11-13 13:44:59,524 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 56 remaining) [2024-11-13 13:44:59,524 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 56 remaining) [2024-11-13 13:44:59,524 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 56 remaining) [2024-11-13 13:44:59,524 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 56 remaining) [2024-11-13 13:44:59,525 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 56 remaining) [2024-11-13 13:44:59,525 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 56 remaining) [2024-11-13 13:44:59,525 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 56 remaining) [2024-11-13 13:44:59,525 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 56 remaining) [2024-11-13 13:44:59,526 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 56 remaining) [2024-11-13 13:44:59,526 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 56 remaining) [2024-11-13 13:44:59,526 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 56 remaining) [2024-11-13 13:44:59,526 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 56 remaining) [2024-11-13 13:44:59,526 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 56 remaining) [2024-11-13 13:44:59,527 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 56 remaining) [2024-11-13 13:44:59,527 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 56 remaining) [2024-11-13 13:44:59,527 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 56 remaining) [2024-11-13 13:44:59,527 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 56 remaining) [2024-11-13 13:44:59,528 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 56 remaining) [2024-11-13 13:44:59,528 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 56 remaining) [2024-11-13 13:44:59,528 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 56 remaining) [2024-11-13 13:44:59,528 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 56 remaining) [2024-11-13 13:44:59,528 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 56 remaining) [2024-11-13 13:44:59,529 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 56 remaining) [2024-11-13 13:44:59,529 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 56 remaining) [2024-11-13 13:44:59,536 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e8e51e-f7ef-4624-a37a-fa127cfc54ba/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 13:44:59,730 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e8e51e-f7ef-4624-a37a-fa127cfc54ba/bin/uautomizer-verify-qhAvR1uOyd/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 [2024-11-13 13:44:59,735 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-13 13:44:59,751 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 13:44:59,756 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 01:44:59 BoogieIcfgContainer [2024-11-13 13:44:59,756 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 13:44:59,757 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 13:44:59,757 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 13:44:59,757 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 13:44:59,758 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:44:59" (3/4) ... [2024-11-13 13:44:59,759 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 13:44:59,798 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e8e51e-f7ef-4624-a37a-fa127cfc54ba/bin/uautomizer-verify-qhAvR1uOyd/witness.graphml [2024-11-13 13:44:59,798 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 13:44:59,799 INFO L158 Benchmark]: Toolchain (without parser) took 11785.90ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 77.5MB in the end (delta: 15.6MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2024-11-13 13:44:59,800 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 117.4MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 13:44:59,801 INFO L158 Benchmark]: CACSL2BoogieTranslator took 385.71ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 80.4MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 13:44:59,802 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.26ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 78.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 13:44:59,803 INFO L158 Benchmark]: Boogie Preprocessor took 81.51ms. Allocated memory is still 117.4MB. Free memory was 78.8MB in the beginning and 76.6MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 13:44:59,804 INFO L158 Benchmark]: RCFGBuilder took 10510.75ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 49.6MB in the end (delta: 27.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 13:44:59,804 INFO L158 Benchmark]: TraceAbstraction took 689.32ms. Allocated memory is still 117.4MB. Free memory was 49.0MB in the beginning and 79.2MB in the end (delta: -30.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 13:44:59,804 INFO L158 Benchmark]: Witness Printer took 41.35ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 77.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 13:44:59,806 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49ms. Allocated memory is still 117.4MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 385.71ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 80.4MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.26ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 78.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 81.51ms. Allocated memory is still 117.4MB. Free memory was 78.8MB in the beginning and 76.6MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 10510.75ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 49.6MB in the end (delta: 27.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 689.32ms. Allocated memory is still 117.4MB. Free memory was 49.0MB in the beginning and 79.2MB in the end (delta: -30.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 41.35ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 77.5MB in the end (delta: 1.7MB). 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: 88]: integer overflow possible integer overflow possible We found a FailurePath: [L81] int A; [L82] int R; [L83] int u; [L84] int v; [L85] int r; [L86] A = __VERIFIER_nondet_double() [L87] R = __VERIFIER_nondet_double() [L88] R - 1 VAL [A={18:0}, r={6:0}, u={7:0}, v={10:0}] - 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: 63]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 63]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 64]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 64]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 68]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 68]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 69]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 69]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 88]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 88]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 88]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 88]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 88]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 90]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 90]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 90]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 90]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 92]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 92]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 92]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 92]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: 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 4 procedures, 144 locations, 56 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=144occurred 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! [2024-11-13 13:44:59,863 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67e8e51e-f7ef-4624-a37a-fa127cfc54ba/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)