./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 d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b10d1c3-7adb-4daa-81cf-7a78158bd290/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b10d1c3-7adb-4daa-81cf-7a78158bd290/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b10d1c3-7adb-4daa-81cf-7a78158bd290/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b10d1c3-7adb-4daa-81cf-7a78158bd290/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_fermat2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b10d1c3-7adb-4daa-81cf-7a78158bd290/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b10d1c3-7adb-4daa-81cf-7a78158bd290/bin/uautomizer-verify-aQ6SnzHsRB --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-d790fec [2024-11-28 03:24:08,133 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:24:08,261 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b10d1c3-7adb-4daa-81cf-7a78158bd290/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-28 03:24:08,271 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:24:08,272 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:24:08,318 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:24:08,320 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:24:08,320 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:24:08,321 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 03:24:08,322 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 03:24:08,323 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 03:24:08,323 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 03:24:08,324 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:24:08,324 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:24:08,324 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:24:08,325 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:24:08,325 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 03:24:08,325 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 03:24:08,326 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 03:24:08,326 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 03:24:08,326 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:24:08,326 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 03:24:08,326 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 03:24:08,326 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 03:24:08,327 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-28 03:24:08,327 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 03:24:08,327 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 03:24:08,327 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 03:24:08,327 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:24:08,327 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:24:08,327 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 03:24:08,328 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:24:08,328 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:24:08,328 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:24:08,328 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:24:08,328 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:24:08,328 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:24:08,328 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:24:08,328 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:24:08,328 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:24:08,330 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:24:08,330 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 03:24:08,330 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 03:24:08,330 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 03:24:08,331 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 03:24:08,331 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 03:24:08,331 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 03:24:08,331 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 03:24:08,332 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 03:24:08,332 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 03:24:08,332 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_4b10d1c3-7adb-4daa-81cf-7a78158bd290/bin/uautomizer-verify-aQ6SnzHsRB 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 [2024-11-28 03:24:08,752 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:24:08,771 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:24:08,775 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:24:08,778 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:24:08,779 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:24:08,780 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b10d1c3-7adb-4daa-81cf-7a78158bd290/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/recursified_nla-digbench/recursified_fermat2.c [2024-11-28 03:24:12,436 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b10d1c3-7adb-4daa-81cf-7a78158bd290/bin/uautomizer-verify-aQ6SnzHsRB/data/94ffeb2f6/7e5991c59807455cbea55b3499be3289/FLAGf86b64463 [2024-11-28 03:24:12,864 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:24:12,865 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b10d1c3-7adb-4daa-81cf-7a78158bd290/sv-benchmarks/c/recursified_nla-digbench/recursified_fermat2.c [2024-11-28 03:24:12,882 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b10d1c3-7adb-4daa-81cf-7a78158bd290/bin/uautomizer-verify-aQ6SnzHsRB/data/94ffeb2f6/7e5991c59807455cbea55b3499be3289/FLAGf86b64463 [2024-11-28 03:24:12,910 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b10d1c3-7adb-4daa-81cf-7a78158bd290/bin/uautomizer-verify-aQ6SnzHsRB/data/94ffeb2f6/7e5991c59807455cbea55b3499be3289 [2024-11-28 03:24:12,914 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:24:12,917 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:24:12,919 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:24:12,920 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:24:12,931 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:24:12,934 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:24:12" (1/1) ... [2024-11-28 03:24:12,937 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28fe81b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:12, skipping insertion in model container [2024-11-28 03:24:12,938 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:24:12" (1/1) ... [2024-11-28 03:24:12,961 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:24:13,206 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:24:13,232 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 03:24:13,275 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:24:13,300 INFO L204 MainTranslator]: Completed translation [2024-11-28 03:24:13,301 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:13 WrapperNode [2024-11-28 03:24:13,301 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:24:13,303 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 03:24:13,304 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 03:24:13,304 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 03:24:13,316 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:13" (1/1) ... [2024-11-28 03:24:13,326 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:13" (1/1) ... [2024-11-28 03:24:13,351 INFO L138 Inliner]: procedures = 16, calls = 60, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 101 [2024-11-28 03:24:13,351 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 03:24:13,352 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 03:24:13,352 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 03:24:13,352 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 03:24:13,364 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:13" (1/1) ... [2024-11-28 03:24:13,364 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:13" (1/1) ... [2024-11-28 03:24:13,367 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:13" (1/1) ... [2024-11-28 03:24:13,398 INFO L175 MemorySlicer]: Split 36 memory accesses to 5 slices as follows [2, 6, 10, 8, 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, 2, 3, 2]. [2024-11-28 03:24:13,403 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:13" (1/1) ... [2024-11-28 03:24:13,403 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:13" (1/1) ... [2024-11-28 03:24:13,420 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:13" (1/1) ... [2024-11-28 03:24:13,425 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:13" (1/1) ... [2024-11-28 03:24:13,431 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:13" (1/1) ... [2024-11-28 03:24:13,433 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:13" (1/1) ... [2024-11-28 03:24:13,438 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:13" (1/1) ... [2024-11-28 03:24:13,443 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 03:24:13,444 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 03:24:13,446 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 03:24:13,446 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 03:24:13,448 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:13" (1/1) ... [2024-11-28 03:24:13,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:24:13,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b10d1c3-7adb-4daa-81cf-7a78158bd290/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:24:13,488 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b10d1c3-7adb-4daa-81cf-7a78158bd290/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 03:24:13,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b10d1c3-7adb-4daa-81cf-7a78158bd290/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 03:24:13,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 03:24:13,523 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 03:24:13,523 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 03:24:13,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 03:24:13,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-28 03:24:13,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-28 03:24:13,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-28 03:24:13,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-28 03:24:13,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 03:24:13,525 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_33_to_42_0 [2024-11-28 03:24:13,525 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_33_to_42_0 [2024-11-28 03:24:13,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 03:24:13,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 03:24:13,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-28 03:24:13,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-28 03:24:13,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-28 03:24:13,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 03:24:13,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 03:24:13,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 03:24:13,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 03:24:13,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-28 03:24:13,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-28 03:24:13,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-28 03:24:13,529 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-28 03:24:13,529 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-28 03:24:13,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 03:24:13,703 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 03:24:13,706 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 03:24:14,330 INFO L? ?]: Removed 129 outVars from TransFormulas that were not future-live. [2024-11-28 03:24:14,331 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 03:24:14,348 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 03:24:14,349 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-28 03:24:14,349 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:24:14 BoogieIcfgContainer [2024-11-28 03:24:14,349 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 03:24:14,352 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 03:24:14,353 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 03:24:14,359 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 03:24:14,359 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:24:12" (1/3) ... [2024-11-28 03:24:14,360 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f8a0d93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:24:14, skipping insertion in model container [2024-11-28 03:24:14,360 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:13" (2/3) ... [2024-11-28 03:24:14,361 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f8a0d93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:24:14, skipping insertion in model container [2024-11-28 03:24:14,361 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:24:14" (3/3) ... [2024-11-28 03:24:14,363 INFO L128 eAbstractionObserver]: Analyzing ICFG recursified_fermat2.c [2024-11-28 03:24:14,384 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 03:24:14,386 INFO L151 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. [2024-11-28 03:24:14,470 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 03:24:14,488 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;@693e1c2b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 03:24:14,490 INFO L334 AbstractCegarLoop]: Starting to check reachability of 56 error locations. [2024-11-28 03:24:14,496 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) [2024-11-28 03:24:14,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-28 03:24:14,504 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:24:14,505 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1] [2024-11-28 03:24:14,505 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)] === [2024-11-28 03:24:14,512 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:24:14,513 INFO L85 PathProgramCache]: Analyzing trace with hash 110289, now seen corresponding path program 1 times [2024-11-28 03:24:14,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:24:14,523 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [204198510] [2024-11-28 03:24:14,524 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:24:14,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:24:14,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:24:14,678 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:24:14,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:24:14,721 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 03:24:14,723 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 03:24:14,725 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (55 of 56 remaining) [2024-11-28 03:24:14,727 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (54 of 56 remaining) [2024-11-28 03:24:14,728 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (53 of 56 remaining) [2024-11-28 03:24:14,728 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (52 of 56 remaining) [2024-11-28 03:24:14,728 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err3ASSERT_VIOLATIONINTEGER_OVERFLOW (51 of 56 remaining) [2024-11-28 03:24:14,729 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (50 of 56 remaining) [2024-11-28 03:24:14,729 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err5ASSERT_VIOLATIONINTEGER_OVERFLOW (49 of 56 remaining) [2024-11-28 03:24:14,729 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err6ASSERT_VIOLATIONINTEGER_OVERFLOW (48 of 56 remaining) [2024-11-28 03:24:14,729 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err7ASSERT_VIOLATIONINTEGER_OVERFLOW (47 of 56 remaining) [2024-11-28 03:24:14,729 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err8ASSERT_VIOLATIONINTEGER_OVERFLOW (46 of 56 remaining) [2024-11-28 03:24:14,730 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err9ASSERT_VIOLATIONINTEGER_OVERFLOW (45 of 56 remaining) [2024-11-28 03:24:14,730 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (44 of 56 remaining) [2024-11-28 03:24:14,730 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err11ASSERT_VIOLATIONINTEGER_OVERFLOW (43 of 56 remaining) [2024-11-28 03:24:14,730 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err12ASSERT_VIOLATIONINTEGER_OVERFLOW (42 of 56 remaining) [2024-11-28 03:24:14,731 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err13ASSERT_VIOLATIONINTEGER_OVERFLOW (41 of 56 remaining) [2024-11-28 03:24:14,731 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err14ASSERT_VIOLATIONINTEGER_OVERFLOW (40 of 56 remaining) [2024-11-28 03:24:14,731 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err15ASSERT_VIOLATIONINTEGER_OVERFLOW (39 of 56 remaining) [2024-11-28 03:24:14,731 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err16ASSERT_VIOLATIONINTEGER_OVERFLOW (38 of 56 remaining) [2024-11-28 03:24:14,732 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err17ASSERT_VIOLATIONINTEGER_OVERFLOW (37 of 56 remaining) [2024-11-28 03:24:14,732 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err18ASSERT_VIOLATIONINTEGER_OVERFLOW (36 of 56 remaining) [2024-11-28 03:24:14,732 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err19ASSERT_VIOLATIONINTEGER_OVERFLOW (35 of 56 remaining) [2024-11-28 03:24:14,732 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err20ASSERT_VIOLATIONINTEGER_OVERFLOW (34 of 56 remaining) [2024-11-28 03:24:14,733 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err21ASSERT_VIOLATIONINTEGER_OVERFLOW (33 of 56 remaining) [2024-11-28 03:24:14,733 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err22ASSERT_VIOLATIONINTEGER_OVERFLOW (32 of 56 remaining) [2024-11-28 03:24:14,733 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err23ASSERT_VIOLATIONINTEGER_OVERFLOW (31 of 56 remaining) [2024-11-28 03:24:14,733 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err24ASSERT_VIOLATIONINTEGER_OVERFLOW (30 of 56 remaining) [2024-11-28 03:24:14,734 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err25ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 56 remaining) [2024-11-28 03:24:14,734 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 56 remaining) [2024-11-28 03:24:14,734 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 56 remaining) [2024-11-28 03:24:14,734 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 56 remaining) [2024-11-28 03:24:14,735 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 56 remaining) [2024-11-28 03:24:14,735 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 56 remaining) [2024-11-28 03:24:14,735 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 56 remaining) [2024-11-28 03:24:14,735 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 56 remaining) [2024-11-28 03:24:14,736 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 56 remaining) [2024-11-28 03:24:14,736 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 56 remaining) [2024-11-28 03:24:14,736 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 56 remaining) [2024-11-28 03:24:14,736 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 56 remaining) [2024-11-28 03:24:14,737 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 56 remaining) [2024-11-28 03:24:14,737 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 56 remaining) [2024-11-28 03:24:14,737 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 56 remaining) [2024-11-28 03:24:14,737 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 56 remaining) [2024-11-28 03:24:14,738 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 56 remaining) [2024-11-28 03:24:14,738 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 56 remaining) [2024-11-28 03:24:14,738 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 56 remaining) [2024-11-28 03:24:14,738 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 56 remaining) [2024-11-28 03:24:14,738 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 56 remaining) [2024-11-28 03:24:14,739 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 56 remaining) [2024-11-28 03:24:14,739 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 56 remaining) [2024-11-28 03:24:14,739 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 56 remaining) [2024-11-28 03:24:14,739 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 56 remaining) [2024-11-28 03:24:14,740 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 56 remaining) [2024-11-28 03:24:14,740 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 56 remaining) [2024-11-28 03:24:14,740 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 56 remaining) [2024-11-28 03:24:14,740 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 56 remaining) [2024-11-28 03:24:14,740 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 56 remaining) [2024-11-28 03:24:14,741 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 03:24:14,746 INFO L422 BasicCegarLoop]: Path program histogram: [1] [2024-11-28 03:24:14,771 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 03:24:14,776 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 03:24:14 BoogieIcfgContainer [2024-11-28 03:24:14,776 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 03:24:14,777 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 03:24:14,777 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 03:24:14,777 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 03:24:14,778 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:24:14" (3/4) ... [2024-11-28 03:24:14,781 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 03:24:14,782 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 03:24:14,784 INFO L158 Benchmark]: Toolchain (without parser) took 1867.89ms. Allocated memory is still 117.4MB. Free memory was 84.5MB in the beginning and 29.9MB in the end (delta: 54.6MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-28 03:24:14,784 INFO L158 Benchmark]: CDTParser took 0.83ms. Allocated memory is still 167.8MB. Free memory is still 105.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:24:14,785 INFO L158 Benchmark]: CACSL2BoogieTranslator took 383.17ms. Allocated memory is still 117.4MB. Free memory was 84.2MB in the beginning and 72.9MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 03:24:14,786 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.75ms. Allocated memory is still 117.4MB. Free memory was 72.9MB in the beginning and 71.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:24:14,786 INFO L158 Benchmark]: Boogie Preprocessor took 92.06ms. Allocated memory is still 117.4MB. Free memory was 71.4MB in the beginning and 69.7MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 03:24:14,787 INFO L158 Benchmark]: RCFGBuilder took 905.12ms. Allocated memory is still 117.4MB. Free memory was 69.3MB in the beginning and 45.7MB in the end (delta: 23.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 03:24:14,787 INFO L158 Benchmark]: TraceAbstraction took 423.67ms. Allocated memory is still 117.4MB. Free memory was 45.1MB in the beginning and 30.2MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 03:24:14,788 INFO L158 Benchmark]: Witness Printer took 5.80ms. Allocated memory is still 117.4MB. Free memory is still 29.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:24:14,791 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.83ms. Allocated memory is still 167.8MB. Free memory is still 105.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 383.17ms. Allocated memory is still 117.4MB. Free memory was 84.2MB in the beginning and 72.9MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.75ms. Allocated memory is still 117.4MB. Free memory was 72.9MB in the beginning and 71.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 92.06ms. Allocated memory is still 117.4MB. Free memory was 71.4MB in the beginning and 69.7MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 905.12ms. Allocated memory is still 117.4MB. Free memory was 69.3MB in the beginning and 45.7MB in the end (delta: 23.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 423.67ms. Allocated memory is still 117.4MB. Free memory was 45.1MB in the beginning and 30.2MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 5.80ms. Allocated memory is still 117.4MB. Free memory is still 29.9MB. 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, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-28 03:24:14,824 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b10d1c3-7adb-4daa-81cf-7a78158bd290/bin/uautomizer-verify-aQ6SnzHsRB/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_4b10d1c3-7adb-4daa-81cf-7a78158bd290/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b10d1c3-7adb-4daa-81cf-7a78158bd290/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b10d1c3-7adb-4daa-81cf-7a78158bd290/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b10d1c3-7adb-4daa-81cf-7a78158bd290/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_fermat2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b10d1c3-7adb-4daa-81cf-7a78158bd290/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b10d1c3-7adb-4daa-81cf-7a78158bd290/bin/uautomizer-verify-aQ6SnzHsRB --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-d790fec [2024-11-28 03:24:18,106 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:24:18,272 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b10d1c3-7adb-4daa-81cf-7a78158bd290/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2024-11-28 03:24:18,280 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:24:18,280 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:24:18,310 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:24:18,311 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:24:18,312 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:24:18,312 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 03:24:18,312 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 03:24:18,313 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 03:24:18,313 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 03:24:18,313 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:24:18,313 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:24:18,314 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:24:18,314 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:24:18,314 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 03:24:18,314 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 03:24:18,314 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 03:24:18,315 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:24:18,315 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 03:24:18,315 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 03:24:18,315 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 03:24:18,315 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 03:24:18,316 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 03:24:18,316 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-28 03:24:18,316 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 03:24:18,316 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 03:24:18,316 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 03:24:18,316 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 03:24:18,317 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:24:18,317 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:24:18,317 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 03:24:18,317 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:24:18,317 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:24:18,317 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:24:18,318 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:24:18,318 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:24:18,318 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:24:18,318 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:24:18,318 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:24:18,318 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:24:18,319 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:24:18,319 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 03:24:18,319 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 03:24:18,319 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 03:24:18,319 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 03:24:18,320 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 03:24:18,320 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 03:24:18,320 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 03:24:18,320 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 03:24:18,320 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 03:24:18,320 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_4b10d1c3-7adb-4daa-81cf-7a78158bd290/bin/uautomizer-verify-aQ6SnzHsRB 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 [2024-11-28 03:24:18,709 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:24:18,726 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:24:18,729 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:24:18,730 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:24:18,730 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:24:18,732 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b10d1c3-7adb-4daa-81cf-7a78158bd290/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/recursified_nla-digbench/recursified_fermat2.c [2024-11-28 03:24:22,490 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b10d1c3-7adb-4daa-81cf-7a78158bd290/bin/uautomizer-verify-aQ6SnzHsRB/data/895b8c775/4ddfb8f4df4d483888aaeea85ed81691/FLAGff0084d66 [2024-11-28 03:24:22,820 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:24:22,821 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b10d1c3-7adb-4daa-81cf-7a78158bd290/sv-benchmarks/c/recursified_nla-digbench/recursified_fermat2.c [2024-11-28 03:24:22,834 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b10d1c3-7adb-4daa-81cf-7a78158bd290/bin/uautomizer-verify-aQ6SnzHsRB/data/895b8c775/4ddfb8f4df4d483888aaeea85ed81691/FLAGff0084d66 [2024-11-28 03:24:23,092 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b10d1c3-7adb-4daa-81cf-7a78158bd290/bin/uautomizer-verify-aQ6SnzHsRB/data/895b8c775/4ddfb8f4df4d483888aaeea85ed81691 [2024-11-28 03:24:23,098 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:24:23,101 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:24:23,103 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:24:23,104 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:24:23,110 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:24:23,111 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:24:23" (1/1) ... [2024-11-28 03:24:23,112 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@277dd083 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:23, skipping insertion in model container [2024-11-28 03:24:23,115 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:24:23" (1/1) ... [2024-11-28 03:24:23,139 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:24:23,411 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:24:23,439 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 03:24:23,478 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:24:23,510 INFO L204 MainTranslator]: Completed translation [2024-11-28 03:24:23,511 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:23 WrapperNode [2024-11-28 03:24:23,512 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:24:23,513 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 03:24:23,513 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 03:24:23,516 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 03:24:23,525 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:23" (1/1) ... [2024-11-28 03:24:23,541 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:23" (1/1) ... [2024-11-28 03:24:23,584 INFO L138 Inliner]: procedures = 19, calls = 60, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 102 [2024-11-28 03:24:23,585 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 03:24:23,586 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 03:24:23,586 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 03:24:23,587 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 03:24:23,600 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:23" (1/1) ... [2024-11-28 03:24:23,600 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:23" (1/1) ... [2024-11-28 03:24:23,608 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:23" (1/1) ... [2024-11-28 03:24:23,638 INFO L175 MemorySlicer]: Split 36 memory accesses to 5 slices as follows [2, 8, 6, 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, 3, 1, 2, 2]. [2024-11-28 03:24:23,640 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:23" (1/1) ... [2024-11-28 03:24:23,640 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:23" (1/1) ... [2024-11-28 03:24:23,660 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:23" (1/1) ... [2024-11-28 03:24:23,665 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:23" (1/1) ... [2024-11-28 03:24:23,667 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:23" (1/1) ... [2024-11-28 03:24:23,673 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:23" (1/1) ... [2024-11-28 03:24:23,679 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:23" (1/1) ... [2024-11-28 03:24:23,683 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 03:24:23,691 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 03:24:23,691 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 03:24:23,691 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 03:24:23,692 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:23" (1/1) ... [2024-11-28 03:24:23,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:24:23,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b10d1c3-7adb-4daa-81cf-7a78158bd290/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:24:23,749 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b10d1c3-7adb-4daa-81cf-7a78158bd290/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 03:24:23,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b10d1c3-7adb-4daa-81cf-7a78158bd290/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 03:24:23,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 03:24:23,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 03:24:23,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-28 03:24:23,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-28 03:24:23,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-28 03:24:23,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-28 03:24:23,789 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 03:24:23,789 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 03:24:23,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 03:24:23,790 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_33_to_42_0 [2024-11-28 03:24:23,790 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_33_to_42_0 [2024-11-28 03:24:23,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-28 03:24:23,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-28 03:24:23,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-28 03:24:23,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-28 03:24:23,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-28 03:24:23,791 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 03:24:23,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 03:24:23,792 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-28 03:24:23,792 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-28 03:24:23,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 03:24:23,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-28 03:24:23,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-28 03:24:23,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-28 03:24:23,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-28 03:24:23,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-28 03:24:23,927 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 03:24:23,930 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 03:24:31,446 INFO L? ?]: Removed 125 outVars from TransFormulas that were not future-live. [2024-11-28 03:24:31,447 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 03:24:31,468 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 03:24:31,468 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-28 03:24:31,469 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:24:31 BoogieIcfgContainer [2024-11-28 03:24:31,469 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 03:24:31,472 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 03:24:31,472 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 03:24:31,477 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 03:24:31,477 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:24:23" (1/3) ... [2024-11-28 03:24:31,478 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66abd01d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:24:31, skipping insertion in model container [2024-11-28 03:24:31,478 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:23" (2/3) ... [2024-11-28 03:24:31,478 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66abd01d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:24:31, skipping insertion in model container [2024-11-28 03:24:31,478 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:24:31" (3/3) ... [2024-11-28 03:24:31,480 INFO L128 eAbstractionObserver]: Analyzing ICFG recursified_fermat2.c [2024-11-28 03:24:31,496 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 03:24:31,499 INFO L151 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. [2024-11-28 03:24:31,571 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 03:24:31,586 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;@71248f41, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 03:24:31,586 INFO L334 AbstractCegarLoop]: Starting to check reachability of 56 error locations. [2024-11-28 03:24:31,591 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) [2024-11-28 03:24:31,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-28 03:24:31,598 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:24:31,598 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1] [2024-11-28 03:24:31,599 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)] === [2024-11-28 03:24:31,605 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:24:31,605 INFO L85 PathProgramCache]: Analyzing trace with hash 110289, now seen corresponding path program 1 times [2024-11-28 03:24:31,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:24:31,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [507169405] [2024-11-28 03:24:31,615 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:24:31,616 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 [2024-11-28 03:24:31,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b10d1c3-7adb-4daa-81cf-7a78158bd290/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:24:31,621 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b10d1c3-7adb-4daa-81cf-7a78158bd290/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 03:24:31,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b10d1c3-7adb-4daa-81cf-7a78158bd290/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 03:24:31,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:24:31,798 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:24:31,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:24:31,878 INFO L130 FreeRefinementEngine]: Strategy FOX found a feasible trace [2024-11-28 03:24:31,880 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 03:24:31,881 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (55 of 56 remaining) [2024-11-28 03:24:31,883 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (54 of 56 remaining) [2024-11-28 03:24:31,884 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (53 of 56 remaining) [2024-11-28 03:24:31,884 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (52 of 56 remaining) [2024-11-28 03:24:31,884 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err3ASSERT_VIOLATIONINTEGER_OVERFLOW (51 of 56 remaining) [2024-11-28 03:24:31,884 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (50 of 56 remaining) [2024-11-28 03:24:31,884 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err5ASSERT_VIOLATIONINTEGER_OVERFLOW (49 of 56 remaining) [2024-11-28 03:24:31,885 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err6ASSERT_VIOLATIONINTEGER_OVERFLOW (48 of 56 remaining) [2024-11-28 03:24:31,885 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err7ASSERT_VIOLATIONINTEGER_OVERFLOW (47 of 56 remaining) [2024-11-28 03:24:31,885 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err8ASSERT_VIOLATIONINTEGER_OVERFLOW (46 of 56 remaining) [2024-11-28 03:24:31,885 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err9ASSERT_VIOLATIONINTEGER_OVERFLOW (45 of 56 remaining) [2024-11-28 03:24:31,885 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (44 of 56 remaining) [2024-11-28 03:24:31,885 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err11ASSERT_VIOLATIONINTEGER_OVERFLOW (43 of 56 remaining) [2024-11-28 03:24:31,885 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err12ASSERT_VIOLATIONINTEGER_OVERFLOW (42 of 56 remaining) [2024-11-28 03:24:31,886 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err13ASSERT_VIOLATIONINTEGER_OVERFLOW (41 of 56 remaining) [2024-11-28 03:24:31,886 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err14ASSERT_VIOLATIONINTEGER_OVERFLOW (40 of 56 remaining) [2024-11-28 03:24:31,886 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err15ASSERT_VIOLATIONINTEGER_OVERFLOW (39 of 56 remaining) [2024-11-28 03:24:31,886 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err16ASSERT_VIOLATIONINTEGER_OVERFLOW (38 of 56 remaining) [2024-11-28 03:24:31,886 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err17ASSERT_VIOLATIONINTEGER_OVERFLOW (37 of 56 remaining) [2024-11-28 03:24:31,886 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err18ASSERT_VIOLATIONINTEGER_OVERFLOW (36 of 56 remaining) [2024-11-28 03:24:31,887 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err19ASSERT_VIOLATIONINTEGER_OVERFLOW (35 of 56 remaining) [2024-11-28 03:24:31,887 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err20ASSERT_VIOLATIONINTEGER_OVERFLOW (34 of 56 remaining) [2024-11-28 03:24:31,887 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err21ASSERT_VIOLATIONINTEGER_OVERFLOW (33 of 56 remaining) [2024-11-28 03:24:31,887 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err22ASSERT_VIOLATIONINTEGER_OVERFLOW (32 of 56 remaining) [2024-11-28 03:24:31,887 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err23ASSERT_VIOLATIONINTEGER_OVERFLOW (31 of 56 remaining) [2024-11-28 03:24:31,887 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err24ASSERT_VIOLATIONINTEGER_OVERFLOW (30 of 56 remaining) [2024-11-28 03:24:31,887 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err25ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 56 remaining) [2024-11-28 03:24:31,888 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 56 remaining) [2024-11-28 03:24:31,888 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 56 remaining) [2024-11-28 03:24:31,888 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 56 remaining) [2024-11-28 03:24:31,888 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 56 remaining) [2024-11-28 03:24:31,888 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 56 remaining) [2024-11-28 03:24:31,888 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 56 remaining) [2024-11-28 03:24:31,888 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 56 remaining) [2024-11-28 03:24:31,889 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 56 remaining) [2024-11-28 03:24:31,889 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 56 remaining) [2024-11-28 03:24:31,889 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 56 remaining) [2024-11-28 03:24:31,889 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 56 remaining) [2024-11-28 03:24:31,889 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 56 remaining) [2024-11-28 03:24:31,889 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 56 remaining) [2024-11-28 03:24:31,890 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 56 remaining) [2024-11-28 03:24:31,890 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 56 remaining) [2024-11-28 03:24:31,890 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 56 remaining) [2024-11-28 03:24:31,890 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 56 remaining) [2024-11-28 03:24:31,890 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 56 remaining) [2024-11-28 03:24:31,890 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 56 remaining) [2024-11-28 03:24:31,890 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 56 remaining) [2024-11-28 03:24:31,891 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 56 remaining) [2024-11-28 03:24:31,891 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 56 remaining) [2024-11-28 03:24:31,891 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 56 remaining) [2024-11-28 03:24:31,891 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 56 remaining) [2024-11-28 03:24:31,891 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 56 remaining) [2024-11-28 03:24:31,891 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 56 remaining) [2024-11-28 03:24:31,891 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 56 remaining) [2024-11-28 03:24:31,892 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 56 remaining) [2024-11-28 03:24:31,892 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 56 remaining) [2024-11-28 03:24:31,898 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b10d1c3-7adb-4daa-81cf-7a78158bd290/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 03:24:32,093 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b10d1c3-7adb-4daa-81cf-7a78158bd290/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 03:24:32,097 INFO L422 BasicCegarLoop]: Path program histogram: [1] [2024-11-28 03:24:32,114 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 03:24:32,118 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 03:24:32 BoogieIcfgContainer [2024-11-28 03:24:32,118 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 03:24:32,119 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 03:24:32,119 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 03:24:32,119 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 03:24:32,120 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:24:31" (3/4) ... [2024-11-28 03:24:32,121 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-28 03:24:32,162 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 1. [2024-11-28 03:24:32,210 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b10d1c3-7adb-4daa-81cf-7a78158bd290/bin/uautomizer-verify-aQ6SnzHsRB/witness.graphml [2024-11-28 03:24:32,210 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b10d1c3-7adb-4daa-81cf-7a78158bd290/bin/uautomizer-verify-aQ6SnzHsRB/witness.yml [2024-11-28 03:24:32,211 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 03:24:32,212 INFO L158 Benchmark]: Toolchain (without parser) took 9111.43ms. Allocated memory is still 117.4MB. Free memory was 93.5MB in the beginning and 83.4MB in the end (delta: 10.1MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2024-11-28 03:24:32,212 INFO L158 Benchmark]: CDTParser took 3.13ms. Allocated memory is still 83.9MB. Free memory is still 64.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:24:32,213 INFO L158 Benchmark]: CACSL2BoogieTranslator took 409.71ms. Allocated memory is still 117.4MB. Free memory was 93.2MB in the beginning and 80.9MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 03:24:32,213 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.35ms. Allocated memory is still 117.4MB. Free memory was 80.9MB in the beginning and 79.2MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 03:24:32,213 INFO L158 Benchmark]: Boogie Preprocessor took 104.07ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 77.0MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:24:32,214 INFO L158 Benchmark]: RCFGBuilder took 7778.48ms. Allocated memory is still 117.4MB. Free memory was 76.7MB in the beginning and 49.6MB in the end (delta: 27.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-28 03:24:32,214 INFO L158 Benchmark]: TraceAbstraction took 646.52ms. Allocated memory is still 117.4MB. Free memory was 48.9MB in the beginning and 87.1MB in the end (delta: -38.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:24:32,214 INFO L158 Benchmark]: Witness Printer took 91.59ms. Allocated memory is still 117.4MB. Free memory was 87.1MB in the beginning and 83.4MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:24:32,216 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.13ms. Allocated memory is still 83.9MB. Free memory is still 64.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 409.71ms. Allocated memory is still 117.4MB. Free memory was 93.2MB in the beginning and 80.9MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.35ms. Allocated memory is still 117.4MB. Free memory was 80.9MB in the beginning and 79.2MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 104.07ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 77.0MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 7778.48ms. Allocated memory is still 117.4MB. Free memory was 76.7MB in the beginning and 49.6MB in the end (delta: 27.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 646.52ms. Allocated memory is still 117.4MB. Free memory was 48.9MB in the beginning and 87.1MB in the end (delta: -38.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 91.59ms. Allocated memory is still 117.4MB. Free memory was 87.1MB in the beginning and 83.4MB in the end (delta: 3.7MB). 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={14:0}, r={15:0}, u={11:0}, v={7:0}] - 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: 0.5s, 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, ConComCheckerStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2024-11-28 03:24:32,247 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b10d1c3-7adb-4daa-81cf-7a78158bd290/bin/uautomizer-verify-aQ6SnzHsRB/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)