./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursified_nla-digbench/recursified_fermat1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7019e836-92ce-4909-be20-eb8c5d9db29a/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7019e836-92ce-4909-be20-eb8c5d9db29a/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7019e836-92ce-4909-be20-eb8c5d9db29a/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7019e836-92ce-4909-be20-eb8c5d9db29a/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_fermat1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7019e836-92ce-4909-be20-eb8c5d9db29a/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7019e836-92ce-4909-be20-eb8c5d9db29a/bin/uautomizer-verify-uCwYo4JHxu --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 32a11a65f3e38612319bca1346c2311552a0857eb7006c96fdce9d3817efe0e3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 08:06:18,050 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 08:06:18,146 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7019e836-92ce-4909-be20-eb8c5d9db29a/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-11-19 08:06:18,153 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 08:06:18,154 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 08:06:18,196 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 08:06:18,198 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 08:06:18,199 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 08:06:18,200 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 08:06:18,204 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 08:06:18,206 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 08:06:18,206 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 08:06:18,207 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 08:06:18,209 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 08:06:18,209 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 08:06:18,210 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 08:06:18,210 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 08:06:18,210 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 08:06:18,211 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 08:06:18,212 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 08:06:18,212 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 08:06:18,213 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 08:06:18,213 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 08:06:18,215 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 08:06:18,215 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 08:06:18,216 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 08:06:18,216 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 08:06:18,217 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 08:06:18,218 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 08:06:18,218 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 08:06:18,219 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:06:18,220 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 08:06:18,220 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 08:06:18,220 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 08:06:18,220 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 08:06:18,221 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 08:06:18,221 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 08:06:18,221 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 08:06:18,222 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 08:06:18,222 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 08:06:18,222 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 08:06:18,223 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7019e836-92ce-4909-be20-eb8c5d9db29a/bin/uautomizer-verify-uCwYo4JHxu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7019e836-92ce-4909-be20-eb8c5d9db29a/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32a11a65f3e38612319bca1346c2311552a0857eb7006c96fdce9d3817efe0e3 [2023-11-19 08:06:18,550 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 08:06:18,580 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 08:06:18,583 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 08:06:18,584 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 08:06:18,585 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 08:06:18,586 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7019e836-92ce-4909-be20-eb8c5d9db29a/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/recursified_nla-digbench/recursified_fermat1.c [2023-11-19 08:06:21,632 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 08:06:21,871 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 08:06:21,872 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7019e836-92ce-4909-be20-eb8c5d9db29a/sv-benchmarks/c/recursified_nla-digbench/recursified_fermat1.c [2023-11-19 08:06:21,880 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7019e836-92ce-4909-be20-eb8c5d9db29a/bin/uautomizer-verify-uCwYo4JHxu/data/57cd3394e/6efab642a2744fd19b5a29e5345a4c49/FLAG1fe07be6b [2023-11-19 08:06:21,894 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7019e836-92ce-4909-be20-eb8c5d9db29a/bin/uautomizer-verify-uCwYo4JHxu/data/57cd3394e/6efab642a2744fd19b5a29e5345a4c49 [2023-11-19 08:06:21,896 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 08:06:21,898 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 08:06:21,899 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 08:06:21,899 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 08:06:21,910 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 08:06:21,911 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:06:21" (1/1) ... [2023-11-19 08:06:21,912 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34f2311a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:21, skipping insertion in model container [2023-11-19 08:06:21,912 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:06:21" (1/1) ... [2023-11-19 08:06:21,939 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 08:06:22,193 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:06:22,205 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 08:06:22,245 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:06:22,260 INFO L206 MainTranslator]: Completed translation [2023-11-19 08:06:22,260 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:22 WrapperNode [2023-11-19 08:06:22,261 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 08:06:22,262 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 08:06:22,262 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 08:06:22,262 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 08:06:22,269 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:22" (1/1) ... [2023-11-19 08:06:22,278 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:22" (1/1) ... [2023-11-19 08:06:22,301 INFO L138 Inliner]: procedures = 18, calls = 83, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 101 [2023-11-19 08:06:22,301 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 08:06:22,302 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 08:06:22,302 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 08:06:22,302 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 08:06:22,312 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:22" (1/1) ... [2023-11-19 08:06:22,312 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:22" (1/1) ... [2023-11-19 08:06:22,316 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:22" (1/1) ... [2023-11-19 08:06:22,316 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:22" (1/1) ... [2023-11-19 08:06:22,327 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:22" (1/1) ... [2023-11-19 08:06:22,329 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:22" (1/1) ... [2023-11-19 08:06:22,332 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:22" (1/1) ... [2023-11-19 08:06:22,334 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:22" (1/1) ... [2023-11-19 08:06:22,337 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 08:06:22,338 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 08:06:22,339 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 08:06:22,339 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 08:06:22,340 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:22" (1/1) ... [2023-11-19 08:06:22,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:06:22,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7019e836-92ce-4909-be20-eb8c5d9db29a/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:22,375 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7019e836-92ce-4909-be20-eb8c5d9db29a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:22,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7019e836-92ce-4909-be20-eb8c5d9db29a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 08:06:22,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 08:06:22,423 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_33_to_36_0 [2023-11-19 08:06:22,423 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_33_to_36_0 [2023-11-19 08:06:22,424 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 08:06:22,424 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 08:06:22,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 08:06:22,425 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 08:06:22,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 08:06:22,426 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_38_to_43_0 [2023-11-19 08:06:22,426 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_38_to_43_0 [2023-11-19 08:06:22,426 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_46_to_51_0 [2023-11-19 08:06:22,426 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_46_to_51_0 [2023-11-19 08:06:22,426 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 08:06:22,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 08:06:22,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 08:06:22,429 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 08:06:22,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 08:06:22,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 08:06:22,555 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 08:06:22,558 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 08:06:23,331 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 08:06:23,351 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 08:06:23,355 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 08:06:23,361 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:06:23 BoogieIcfgContainer [2023-11-19 08:06:23,361 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 08:06:23,365 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 08:06:23,365 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 08:06:23,368 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 08:06:23,369 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 08:06:21" (1/3) ... [2023-11-19 08:06:23,369 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39ceb074 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:06:23, skipping insertion in model container [2023-11-19 08:06:23,369 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:22" (2/3) ... [2023-11-19 08:06:23,370 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39ceb074 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:06:23, skipping insertion in model container [2023-11-19 08:06:23,370 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:06:23" (3/3) ... [2023-11-19 08:06:23,371 INFO L112 eAbstractionObserver]: Analyzing ICFG recursified_fermat1.c [2023-11-19 08:06:23,391 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 08:06:23,391 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 92 error locations. [2023-11-19 08:06:23,459 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 08:06:23,468 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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;@759ffce6, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 08:06:23,469 INFO L358 AbstractCegarLoop]: Starting to check reachability of 92 error locations. [2023-11-19 08:06:23,474 INFO L276 IsEmpty]: Start isEmpty. Operand has 233 states, 123 states have (on average 1.8130081300813008) internal successors, (223), 218 states have internal predecessors, (223), 12 states have call successors, (12), 5 states have call predecessors, (12), 5 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-19 08:06:23,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 08:06:23,480 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:06:23,481 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1] [2023-11-19 08:06:23,481 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [func_to_recursive_line_38_to_43_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, func_to_recursive_line_38_to_43_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 90 more)] === [2023-11-19 08:06:23,486 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:23,487 INFO L85 PathProgramCache]: Analyzing trace with hash 199659, now seen corresponding path program 1 times [2023-11-19 08:06:23,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:06:23,499 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [949400028] [2023-11-19 08:06:23,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:23,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:06:23,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:06:23,640 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:06:23,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:06:23,723 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 08:06:23,725 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 08:06:23,726 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (91 of 92 remaining) [2023-11-19 08:06:23,728 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (90 of 92 remaining) [2023-11-19 08:06:23,729 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (89 of 92 remaining) [2023-11-19 08:06:23,729 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (88 of 92 remaining) [2023-11-19 08:06:23,730 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err3ASSERT_VIOLATIONINTEGER_OVERFLOW (87 of 92 remaining) [2023-11-19 08:06:23,732 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (86 of 92 remaining) [2023-11-19 08:06:23,732 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err5ASSERT_VIOLATIONINTEGER_OVERFLOW (85 of 92 remaining) [2023-11-19 08:06:23,733 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err6ASSERT_VIOLATIONINTEGER_OVERFLOW (84 of 92 remaining) [2023-11-19 08:06:23,733 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err7ASSERT_VIOLATIONINTEGER_OVERFLOW (83 of 92 remaining) [2023-11-19 08:06:23,734 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err8ASSERT_VIOLATIONINTEGER_OVERFLOW (82 of 92 remaining) [2023-11-19 08:06:23,735 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err9ASSERT_VIOLATIONINTEGER_OVERFLOW (81 of 92 remaining) [2023-11-19 08:06:23,735 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (80 of 92 remaining) [2023-11-19 08:06:23,736 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err11ASSERT_VIOLATIONINTEGER_OVERFLOW (79 of 92 remaining) [2023-11-19 08:06:23,737 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err12ASSERT_VIOLATIONINTEGER_OVERFLOW (78 of 92 remaining) [2023-11-19 08:06:23,737 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err13ASSERT_VIOLATIONINTEGER_OVERFLOW (77 of 92 remaining) [2023-11-19 08:06:23,737 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err14ASSERT_VIOLATIONINTEGER_OVERFLOW (76 of 92 remaining) [2023-11-19 08:06:23,738 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err15ASSERT_VIOLATIONINTEGER_OVERFLOW (75 of 92 remaining) [2023-11-19 08:06:23,738 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err16ASSERT_VIOLATIONINTEGER_OVERFLOW (74 of 92 remaining) [2023-11-19 08:06:23,738 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err17ASSERT_VIOLATIONINTEGER_OVERFLOW (73 of 92 remaining) [2023-11-19 08:06:23,738 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err18ASSERT_VIOLATIONINTEGER_OVERFLOW (72 of 92 remaining) [2023-11-19 08:06:23,739 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err19ASSERT_VIOLATIONINTEGER_OVERFLOW (71 of 92 remaining) [2023-11-19 08:06:23,739 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err20ASSERT_VIOLATIONINTEGER_OVERFLOW (70 of 92 remaining) [2023-11-19 08:06:23,739 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err21ASSERT_VIOLATIONINTEGER_OVERFLOW (69 of 92 remaining) [2023-11-19 08:06:23,739 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (68 of 92 remaining) [2023-11-19 08:06:23,741 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (67 of 92 remaining) [2023-11-19 08:06:23,742 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (66 of 92 remaining) [2023-11-19 08:06:23,761 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err3ASSERT_VIOLATIONINTEGER_OVERFLOW (65 of 92 remaining) [2023-11-19 08:06:23,762 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (64 of 92 remaining) [2023-11-19 08:06:23,762 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err5ASSERT_VIOLATIONINTEGER_OVERFLOW (63 of 92 remaining) [2023-11-19 08:06:23,763 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err6ASSERT_VIOLATIONINTEGER_OVERFLOW (62 of 92 remaining) [2023-11-19 08:06:23,763 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err7ASSERT_VIOLATIONINTEGER_OVERFLOW (61 of 92 remaining) [2023-11-19 08:06:23,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err8ASSERT_VIOLATIONINTEGER_OVERFLOW (60 of 92 remaining) [2023-11-19 08:06:23,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err9ASSERT_VIOLATIONINTEGER_OVERFLOW (59 of 92 remaining) [2023-11-19 08:06:23,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (58 of 92 remaining) [2023-11-19 08:06:23,765 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err11ASSERT_VIOLATIONINTEGER_OVERFLOW (57 of 92 remaining) [2023-11-19 08:06:23,766 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err12ASSERT_VIOLATIONINTEGER_OVERFLOW (56 of 92 remaining) [2023-11-19 08:06:23,767 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err13ASSERT_VIOLATIONINTEGER_OVERFLOW (55 of 92 remaining) [2023-11-19 08:06:23,768 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err14ASSERT_VIOLATIONINTEGER_OVERFLOW (54 of 92 remaining) [2023-11-19 08:06:23,771 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err15ASSERT_VIOLATIONINTEGER_OVERFLOW (53 of 92 remaining) [2023-11-19 08:06:23,773 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err16ASSERT_VIOLATIONINTEGER_OVERFLOW (52 of 92 remaining) [2023-11-19 08:06:23,773 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err17ASSERT_VIOLATIONINTEGER_OVERFLOW (51 of 92 remaining) [2023-11-19 08:06:23,774 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err18ASSERT_VIOLATIONINTEGER_OVERFLOW (50 of 92 remaining) [2023-11-19 08:06:23,774 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err19ASSERT_VIOLATIONINTEGER_OVERFLOW (49 of 92 remaining) [2023-11-19 08:06:23,774 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err20ASSERT_VIOLATIONINTEGER_OVERFLOW (48 of 92 remaining) [2023-11-19 08:06:23,775 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err21ASSERT_VIOLATIONINTEGER_OVERFLOW (47 of 92 remaining) [2023-11-19 08:06:23,775 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (46 of 92 remaining) [2023-11-19 08:06:23,776 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (45 of 92 remaining) [2023-11-19 08:06:23,776 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (44 of 92 remaining) [2023-11-19 08:06:23,777 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err3ASSERT_VIOLATIONINTEGER_OVERFLOW (43 of 92 remaining) [2023-11-19 08:06:23,777 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (42 of 92 remaining) [2023-11-19 08:06:23,777 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err5ASSERT_VIOLATIONINTEGER_OVERFLOW (41 of 92 remaining) [2023-11-19 08:06:23,778 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err6ASSERT_VIOLATIONINTEGER_OVERFLOW (40 of 92 remaining) [2023-11-19 08:06:23,778 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err7ASSERT_VIOLATIONINTEGER_OVERFLOW (39 of 92 remaining) [2023-11-19 08:06:23,779 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err8ASSERT_VIOLATIONINTEGER_OVERFLOW (38 of 92 remaining) [2023-11-19 08:06:23,779 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err9ASSERT_VIOLATIONINTEGER_OVERFLOW (37 of 92 remaining) [2023-11-19 08:06:23,779 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (36 of 92 remaining) [2023-11-19 08:06:23,780 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err11ASSERT_VIOLATIONINTEGER_OVERFLOW (35 of 92 remaining) [2023-11-19 08:06:23,780 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err12ASSERT_VIOLATIONINTEGER_OVERFLOW (34 of 92 remaining) [2023-11-19 08:06:23,780 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err13ASSERT_VIOLATIONINTEGER_OVERFLOW (33 of 92 remaining) [2023-11-19 08:06:23,781 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err14ASSERT_VIOLATIONINTEGER_OVERFLOW (32 of 92 remaining) [2023-11-19 08:06:23,781 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err15ASSERT_VIOLATIONINTEGER_OVERFLOW (31 of 92 remaining) [2023-11-19 08:06:23,781 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err16ASSERT_VIOLATIONINTEGER_OVERFLOW (30 of 92 remaining) [2023-11-19 08:06:23,782 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err17ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 92 remaining) [2023-11-19 08:06:23,783 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 92 remaining) [2023-11-19 08:06:23,783 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 92 remaining) [2023-11-19 08:06:23,783 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 92 remaining) [2023-11-19 08:06:23,784 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 92 remaining) [2023-11-19 08:06:23,786 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 92 remaining) [2023-11-19 08:06:23,788 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 92 remaining) [2023-11-19 08:06:23,788 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 92 remaining) [2023-11-19 08:06:23,793 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 92 remaining) [2023-11-19 08:06:23,797 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 92 remaining) [2023-11-19 08:06:23,798 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 92 remaining) [2023-11-19 08:06:23,799 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 92 remaining) [2023-11-19 08:06:23,800 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 92 remaining) [2023-11-19 08:06:23,800 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 92 remaining) [2023-11-19 08:06:23,801 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 92 remaining) [2023-11-19 08:06:23,801 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 92 remaining) [2023-11-19 08:06:23,801 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 92 remaining) [2023-11-19 08:06:23,802 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 92 remaining) [2023-11-19 08:06:23,802 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 92 remaining) [2023-11-19 08:06:23,803 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 92 remaining) [2023-11-19 08:06:23,803 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 92 remaining) [2023-11-19 08:06:23,803 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 92 remaining) [2023-11-19 08:06:23,804 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 92 remaining) [2023-11-19 08:06:23,805 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 92 remaining) [2023-11-19 08:06:23,805 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 92 remaining) [2023-11-19 08:06:23,806 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 92 remaining) [2023-11-19 08:06:23,807 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 92 remaining) [2023-11-19 08:06:23,807 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 92 remaining) [2023-11-19 08:06:23,807 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 92 remaining) [2023-11-19 08:06:23,808 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 92 remaining) [2023-11-19 08:06:23,808 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 08:06:23,816 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 08:06:23,823 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 08:06:23,850 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 08:06:23 BoogieIcfgContainer [2023-11-19 08:06:23,850 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 08:06:23,851 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 08:06:23,851 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 08:06:23,851 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 08:06:23,852 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:06:23" (3/4) ... [2023-11-19 08:06:23,854 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 08:06:23,855 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 08:06:23,856 INFO L158 Benchmark]: Toolchain (without parser) took 1958.32ms. Allocated memory was 157.3MB in the beginning and 203.4MB in the end (delta: 46.1MB). Free memory was 123.6MB in the beginning and 165.3MB in the end (delta: -41.7MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2023-11-19 08:06:23,857 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 157.3MB. Free memory is still 126.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 08:06:23,857 INFO L158 Benchmark]: CACSL2BoogieTranslator took 361.81ms. Allocated memory is still 157.3MB. Free memory was 123.6MB in the beginning and 111.2MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 08:06:23,862 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.79ms. Allocated memory is still 157.3MB. Free memory was 111.2MB in the beginning and 109.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 08:06:23,869 INFO L158 Benchmark]: Boogie Preprocessor took 35.58ms. Allocated memory is still 157.3MB. Free memory was 109.6MB in the beginning and 108.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 08:06:23,870 INFO L158 Benchmark]: RCFGBuilder took 1022.99ms. Allocated memory is still 157.3MB. Free memory was 108.0MB in the beginning and 75.0MB in the end (delta: 33.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-19 08:06:23,870 INFO L158 Benchmark]: TraceAbstraction took 485.51ms. Allocated memory was 157.3MB in the beginning and 203.4MB in the end (delta: 46.1MB). Free memory was 74.5MB in the beginning and 165.3MB in the end (delta: -90.8MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2023-11-19 08:06:23,870 INFO L158 Benchmark]: Witness Printer took 4.53ms. Allocated memory is still 203.4MB. Free memory is still 165.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 08:06:23,873 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 157.3MB. Free memory is still 126.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 361.81ms. Allocated memory is still 157.3MB. Free memory was 123.6MB in the beginning and 111.2MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.79ms. Allocated memory is still 157.3MB. Free memory was 111.2MB in the beginning and 109.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.58ms. Allocated memory is still 157.3MB. Free memory was 109.6MB in the beginning and 108.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1022.99ms. Allocated memory is still 157.3MB. Free memory was 108.0MB in the beginning and 75.0MB in the end (delta: 33.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 485.51ms. Allocated memory was 157.3MB in the beginning and 203.4MB in the end (delta: 46.1MB). Free memory was 74.5MB in the beginning and 165.3MB in the end (delta: -90.8MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. * Witness Printer took 4.53ms. Allocated memory is still 203.4MB. Free memory is still 165.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 126]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of to_int at line 124. Possible FailurePath: [L119] int A; [L120] int R; [L121] int u; [L122] int v; [L123] int r; [L124] A = __VERIFIER_nondet_double() [L125] R = __VERIFIER_nondet_double() [L126] R - 1 VAL [A={7:0}, R=-2147483648, r={5:0}, u={8:0}, v={6:0}] - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 84]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 84]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 85]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 85]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 61]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 61]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 62]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 62]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 126]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 126]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 126]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 126]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 126]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 128]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 128]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 128]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 128]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 130]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 130]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 130]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 130]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 233 locations, 92 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=233occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 08:06:23,917 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7019e836-92ce-4909-be20-eb8c5d9db29a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7019e836-92ce-4909-be20-eb8c5d9db29a/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7019e836-92ce-4909-be20-eb8c5d9db29a/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7019e836-92ce-4909-be20-eb8c5d9db29a/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7019e836-92ce-4909-be20-eb8c5d9db29a/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_fermat1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7019e836-92ce-4909-be20-eb8c5d9db29a/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7019e836-92ce-4909-be20-eb8c5d9db29a/bin/uautomizer-verify-uCwYo4JHxu --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 32a11a65f3e38612319bca1346c2311552a0857eb7006c96fdce9d3817efe0e3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 08:06:26,561 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 08:06:26,681 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7019e836-92ce-4909-be20-eb8c5d9db29a/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-11-19 08:06:26,691 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 08:06:26,692 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 08:06:26,737 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 08:06:26,738 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 08:06:26,739 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 08:06:26,740 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 08:06:26,745 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 08:06:26,746 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 08:06:26,746 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 08:06:26,747 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 08:06:26,749 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 08:06:26,749 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 08:06:26,750 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 08:06:26,750 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 08:06:26,753 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 08:06:26,753 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 08:06:26,754 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 08:06:26,754 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 08:06:26,755 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 08:06:26,755 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 08:06:26,756 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 08:06:26,756 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 08:06:26,757 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 08:06:26,757 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 08:06:26,757 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 08:06:26,758 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 08:06:26,758 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 08:06:26,760 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 08:06:26,760 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 08:06:26,760 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:06:26,761 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 08:06:26,761 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 08:06:26,761 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 08:06:26,762 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 08:06:26,762 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 08:06:26,762 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 08:06:26,763 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 08:06:26,764 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 08:06:26,764 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 08:06:26,764 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 08:06:26,764 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 08:06:26,765 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7019e836-92ce-4909-be20-eb8c5d9db29a/bin/uautomizer-verify-uCwYo4JHxu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7019e836-92ce-4909-be20-eb8c5d9db29a/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32a11a65f3e38612319bca1346c2311552a0857eb7006c96fdce9d3817efe0e3 [2023-11-19 08:06:27,209 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 08:06:27,237 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 08:06:27,242 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 08:06:27,244 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 08:06:27,245 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 08:06:27,246 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7019e836-92ce-4909-be20-eb8c5d9db29a/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/recursified_nla-digbench/recursified_fermat1.c [2023-11-19 08:06:30,474 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 08:06:30,730 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 08:06:30,731 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7019e836-92ce-4909-be20-eb8c5d9db29a/sv-benchmarks/c/recursified_nla-digbench/recursified_fermat1.c [2023-11-19 08:06:30,741 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7019e836-92ce-4909-be20-eb8c5d9db29a/bin/uautomizer-verify-uCwYo4JHxu/data/9c5e1c25b/5304d5e7d49c46fea0abdd84b7dfc856/FLAG08263ce4e [2023-11-19 08:06:30,757 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7019e836-92ce-4909-be20-eb8c5d9db29a/bin/uautomizer-verify-uCwYo4JHxu/data/9c5e1c25b/5304d5e7d49c46fea0abdd84b7dfc856 [2023-11-19 08:06:30,766 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 08:06:30,770 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 08:06:30,775 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 08:06:30,776 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 08:06:30,781 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 08:06:30,784 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:06:30" (1/1) ... [2023-11-19 08:06:30,786 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b7d9b20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:30, skipping insertion in model container [2023-11-19 08:06:30,786 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:06:30" (1/1) ... [2023-11-19 08:06:30,826 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 08:06:31,083 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:06:31,105 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 08:06:31,175 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:06:31,204 INFO L206 MainTranslator]: Completed translation [2023-11-19 08:06:31,204 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:31 WrapperNode [2023-11-19 08:06:31,204 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 08:06:31,206 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 08:06:31,206 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 08:06:31,206 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 08:06:31,214 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:31" (1/1) ... [2023-11-19 08:06:31,243 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:31" (1/1) ... [2023-11-19 08:06:31,279 INFO L138 Inliner]: procedures = 21, calls = 83, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 102 [2023-11-19 08:06:31,280 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 08:06:31,281 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 08:06:31,282 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 08:06:31,282 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 08:06:31,291 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:31" (1/1) ... [2023-11-19 08:06:31,291 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:31" (1/1) ... [2023-11-19 08:06:31,309 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:31" (1/1) ... [2023-11-19 08:06:31,319 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:31" (1/1) ... [2023-11-19 08:06:31,337 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:31" (1/1) ... [2023-11-19 08:06:31,339 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:31" (1/1) ... [2023-11-19 08:06:31,343 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:31" (1/1) ... [2023-11-19 08:06:31,345 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:31" (1/1) ... [2023-11-19 08:06:31,350 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 08:06:31,351 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 08:06:31,351 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 08:06:31,351 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 08:06:31,352 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:31" (1/1) ... [2023-11-19 08:06:31,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:06:31,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7019e836-92ce-4909-be20-eb8c5d9db29a/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:06:31,386 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7019e836-92ce-4909-be20-eb8c5d9db29a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 08:06:31,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 08:06:31,478 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_33_to_36_0 [2023-11-19 08:06:31,482 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_33_to_36_0 [2023-11-19 08:06:31,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 08:06:31,482 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 08:06:31,482 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 08:06:31,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 08:06:31,482 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_38_to_43_0 [2023-11-19 08:06:31,483 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_38_to_43_0 [2023-11-19 08:06:31,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 08:06:31,483 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_46_to_51_0 [2023-11-19 08:06:31,483 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_46_to_51_0 [2023-11-19 08:06:31,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 08:06:31,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 08:06:31,483 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 08:06:31,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 08:06:31,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 08:06:31,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 08:06:31,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7019e836-92ce-4909-be20-eb8c5d9db29a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 08:06:31,644 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 08:06:31,647 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 08:06:43,367 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 08:06:43,379 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 08:06:43,382 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 08:06:43,389 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:06:43 BoogieIcfgContainer [2023-11-19 08:06:43,389 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 08:06:43,392 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 08:06:43,392 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 08:06:43,396 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 08:06:43,397 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 08:06:30" (1/3) ... [2023-11-19 08:06:43,398 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@547a7ed8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:06:43, skipping insertion in model container [2023-11-19 08:06:43,398 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:31" (2/3) ... [2023-11-19 08:06:43,401 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@547a7ed8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:06:43, skipping insertion in model container [2023-11-19 08:06:43,402 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:06:43" (3/3) ... [2023-11-19 08:06:43,404 INFO L112 eAbstractionObserver]: Analyzing ICFG recursified_fermat1.c [2023-11-19 08:06:43,428 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 08:06:43,428 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 92 error locations. [2023-11-19 08:06:43,507 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 08:06:43,515 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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;@27f52555, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 08:06:43,515 INFO L358 AbstractCegarLoop]: Starting to check reachability of 92 error locations. [2023-11-19 08:06:43,521 INFO L276 IsEmpty]: Start isEmpty. Operand has 233 states, 123 states have (on average 1.8130081300813008) internal successors, (223), 218 states have internal predecessors, (223), 12 states have call successors, (12), 5 states have call predecessors, (12), 5 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-19 08:06:43,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 08:06:43,529 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:06:43,529 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1] [2023-11-19 08:06:43,530 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [func_to_recursive_line_38_to_43_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, func_to_recursive_line_38_to_43_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 90 more)] === [2023-11-19 08:06:43,537 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:06:43,538 INFO L85 PathProgramCache]: Analyzing trace with hash 199659, now seen corresponding path program 1 times [2023-11-19 08:06:43,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 08:06:43,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2003559115] [2023-11-19 08:06:43,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:06:43,559 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 08:06:43,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7019e836-92ce-4909-be20-eb8c5d9db29a/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 08:06:43,566 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7019e836-92ce-4909-be20-eb8c5d9db29a/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 08:06:43,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7019e836-92ce-4909-be20-eb8c5d9db29a/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-19 08:06:43,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:06:43,695 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 08:06:43,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 08:06:43,755 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2023-11-19 08:06:43,758 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 08:06:43,759 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (91 of 92 remaining) [2023-11-19 08:06:43,761 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (90 of 92 remaining) [2023-11-19 08:06:43,762 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (89 of 92 remaining) [2023-11-19 08:06:43,762 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (88 of 92 remaining) [2023-11-19 08:06:43,762 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err3ASSERT_VIOLATIONINTEGER_OVERFLOW (87 of 92 remaining) [2023-11-19 08:06:43,763 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (86 of 92 remaining) [2023-11-19 08:06:43,763 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err5ASSERT_VIOLATIONINTEGER_OVERFLOW (85 of 92 remaining) [2023-11-19 08:06:43,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err6ASSERT_VIOLATIONINTEGER_OVERFLOW (84 of 92 remaining) [2023-11-19 08:06:43,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err7ASSERT_VIOLATIONINTEGER_OVERFLOW (83 of 92 remaining) [2023-11-19 08:06:43,764 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err8ASSERT_VIOLATIONINTEGER_OVERFLOW (82 of 92 remaining) [2023-11-19 08:06:43,765 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err9ASSERT_VIOLATIONINTEGER_OVERFLOW (81 of 92 remaining) [2023-11-19 08:06:43,765 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (80 of 92 remaining) [2023-11-19 08:06:43,765 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err11ASSERT_VIOLATIONINTEGER_OVERFLOW (79 of 92 remaining) [2023-11-19 08:06:43,766 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err12ASSERT_VIOLATIONINTEGER_OVERFLOW (78 of 92 remaining) [2023-11-19 08:06:43,766 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err13ASSERT_VIOLATIONINTEGER_OVERFLOW (77 of 92 remaining) [2023-11-19 08:06:43,767 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err14ASSERT_VIOLATIONINTEGER_OVERFLOW (76 of 92 remaining) [2023-11-19 08:06:43,767 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err15ASSERT_VIOLATIONINTEGER_OVERFLOW (75 of 92 remaining) [2023-11-19 08:06:43,767 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err16ASSERT_VIOLATIONINTEGER_OVERFLOW (74 of 92 remaining) [2023-11-19 08:06:43,768 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err17ASSERT_VIOLATIONINTEGER_OVERFLOW (73 of 92 remaining) [2023-11-19 08:06:43,768 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err18ASSERT_VIOLATIONINTEGER_OVERFLOW (72 of 92 remaining) [2023-11-19 08:06:43,768 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err19ASSERT_VIOLATIONINTEGER_OVERFLOW (71 of 92 remaining) [2023-11-19 08:06:43,769 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err20ASSERT_VIOLATIONINTEGER_OVERFLOW (70 of 92 remaining) [2023-11-19 08:06:43,769 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_38_to_43_0Err21ASSERT_VIOLATIONINTEGER_OVERFLOW (69 of 92 remaining) [2023-11-19 08:06:43,770 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (68 of 92 remaining) [2023-11-19 08:06:43,770 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (67 of 92 remaining) [2023-11-19 08:06:43,770 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (66 of 92 remaining) [2023-11-19 08:06:43,771 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err3ASSERT_VIOLATIONINTEGER_OVERFLOW (65 of 92 remaining) [2023-11-19 08:06:43,771 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (64 of 92 remaining) [2023-11-19 08:06:43,771 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err5ASSERT_VIOLATIONINTEGER_OVERFLOW (63 of 92 remaining) [2023-11-19 08:06:43,772 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err6ASSERT_VIOLATIONINTEGER_OVERFLOW (62 of 92 remaining) [2023-11-19 08:06:43,772 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err7ASSERT_VIOLATIONINTEGER_OVERFLOW (61 of 92 remaining) [2023-11-19 08:06:43,772 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err8ASSERT_VIOLATIONINTEGER_OVERFLOW (60 of 92 remaining) [2023-11-19 08:06:43,773 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err9ASSERT_VIOLATIONINTEGER_OVERFLOW (59 of 92 remaining) [2023-11-19 08:06:43,773 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (58 of 92 remaining) [2023-11-19 08:06:43,774 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err11ASSERT_VIOLATIONINTEGER_OVERFLOW (57 of 92 remaining) [2023-11-19 08:06:43,774 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err12ASSERT_VIOLATIONINTEGER_OVERFLOW (56 of 92 remaining) [2023-11-19 08:06:43,774 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err13ASSERT_VIOLATIONINTEGER_OVERFLOW (55 of 92 remaining) [2023-11-19 08:06:43,775 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err14ASSERT_VIOLATIONINTEGER_OVERFLOW (54 of 92 remaining) [2023-11-19 08:06:43,775 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err15ASSERT_VIOLATIONINTEGER_OVERFLOW (53 of 92 remaining) [2023-11-19 08:06:43,775 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err16ASSERT_VIOLATIONINTEGER_OVERFLOW (52 of 92 remaining) [2023-11-19 08:06:43,776 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err17ASSERT_VIOLATIONINTEGER_OVERFLOW (51 of 92 remaining) [2023-11-19 08:06:43,776 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err18ASSERT_VIOLATIONINTEGER_OVERFLOW (50 of 92 remaining) [2023-11-19 08:06:43,776 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err19ASSERT_VIOLATIONINTEGER_OVERFLOW (49 of 92 remaining) [2023-11-19 08:06:43,777 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err20ASSERT_VIOLATIONINTEGER_OVERFLOW (48 of 92 remaining) [2023-11-19 08:06:43,777 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_46_to_51_0Err21ASSERT_VIOLATIONINTEGER_OVERFLOW (47 of 92 remaining) [2023-11-19 08:06:43,777 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (46 of 92 remaining) [2023-11-19 08:06:43,778 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (45 of 92 remaining) [2023-11-19 08:06:43,778 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (44 of 92 remaining) [2023-11-19 08:06:43,779 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err3ASSERT_VIOLATIONINTEGER_OVERFLOW (43 of 92 remaining) [2023-11-19 08:06:43,779 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (42 of 92 remaining) [2023-11-19 08:06:43,779 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err5ASSERT_VIOLATIONINTEGER_OVERFLOW (41 of 92 remaining) [2023-11-19 08:06:43,780 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err6ASSERT_VIOLATIONINTEGER_OVERFLOW (40 of 92 remaining) [2023-11-19 08:06:43,780 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err7ASSERT_VIOLATIONINTEGER_OVERFLOW (39 of 92 remaining) [2023-11-19 08:06:43,780 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err8ASSERT_VIOLATIONINTEGER_OVERFLOW (38 of 92 remaining) [2023-11-19 08:06:43,781 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err9ASSERT_VIOLATIONINTEGER_OVERFLOW (37 of 92 remaining) [2023-11-19 08:06:43,781 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (36 of 92 remaining) [2023-11-19 08:06:43,781 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err11ASSERT_VIOLATIONINTEGER_OVERFLOW (35 of 92 remaining) [2023-11-19 08:06:43,782 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err12ASSERT_VIOLATIONINTEGER_OVERFLOW (34 of 92 remaining) [2023-11-19 08:06:43,782 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err13ASSERT_VIOLATIONINTEGER_OVERFLOW (33 of 92 remaining) [2023-11-19 08:06:43,783 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err14ASSERT_VIOLATIONINTEGER_OVERFLOW (32 of 92 remaining) [2023-11-19 08:06:43,783 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err15ASSERT_VIOLATIONINTEGER_OVERFLOW (31 of 92 remaining) [2023-11-19 08:06:43,783 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err16ASSERT_VIOLATIONINTEGER_OVERFLOW (30 of 92 remaining) [2023-11-19 08:06:43,784 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_36_0Err17ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 92 remaining) [2023-11-19 08:06:43,784 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 92 remaining) [2023-11-19 08:06:43,784 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 92 remaining) [2023-11-19 08:06:43,785 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 92 remaining) [2023-11-19 08:06:43,785 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 92 remaining) [2023-11-19 08:06:43,785 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 92 remaining) [2023-11-19 08:06:43,786 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 92 remaining) [2023-11-19 08:06:43,786 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 92 remaining) [2023-11-19 08:06:43,786 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 92 remaining) [2023-11-19 08:06:43,787 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 92 remaining) [2023-11-19 08:06:43,787 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 92 remaining) [2023-11-19 08:06:43,787 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 92 remaining) [2023-11-19 08:06:43,788 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 92 remaining) [2023-11-19 08:06:43,788 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 92 remaining) [2023-11-19 08:06:43,789 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 92 remaining) [2023-11-19 08:06:43,789 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 92 remaining) [2023-11-19 08:06:43,789 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 92 remaining) [2023-11-19 08:06:43,790 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 92 remaining) [2023-11-19 08:06:43,790 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 92 remaining) [2023-11-19 08:06:43,790 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 92 remaining) [2023-11-19 08:06:43,791 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 92 remaining) [2023-11-19 08:06:43,791 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 92 remaining) [2023-11-19 08:06:43,791 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 92 remaining) [2023-11-19 08:06:43,792 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 92 remaining) [2023-11-19 08:06:43,792 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 92 remaining) [2023-11-19 08:06:43,792 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 92 remaining) [2023-11-19 08:06:43,793 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 92 remaining) [2023-11-19 08:06:43,793 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 92 remaining) [2023-11-19 08:06:43,793 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 92 remaining) [2023-11-19 08:06:43,794 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 92 remaining) [2023-11-19 08:06:43,804 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7019e836-92ce-4909-be20-eb8c5d9db29a/bin/uautomizer-verify-uCwYo4JHxu/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)] Forceful destruction successful, exit code 0 [2023-11-19 08:06:43,999 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7019e836-92ce-4909-be20-eb8c5d9db29a/bin/uautomizer-verify-uCwYo4JHxu/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 08:06:44,003 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 08:06:44,009 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 08:06:44,030 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 08:06:44 BoogieIcfgContainer [2023-11-19 08:06:44,030 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 08:06:44,031 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 08:06:44,031 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 08:06:44,033 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 08:06:44,033 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:06:43" (3/4) ... [2023-11-19 08:06:44,034 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-19 08:06:44,082 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7019e836-92ce-4909-be20-eb8c5d9db29a/bin/uautomizer-verify-uCwYo4JHxu/witness.graphml [2023-11-19 08:06:44,089 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 08:06:44,090 INFO L158 Benchmark]: Toolchain (without parser) took 13320.80ms. Allocated memory was 81.8MB in the beginning and 119.5MB in the end (delta: 37.7MB). Free memory was 58.3MB in the beginning and 63.8MB in the end (delta: -5.5MB). Peak memory consumption was 33.5MB. Max. memory is 16.1GB. [2023-11-19 08:06:44,092 INFO L158 Benchmark]: CDTParser took 1.43ms. Allocated memory is still 81.8MB. Free memory was 57.8MB in the beginning and 57.7MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 08:06:44,093 INFO L158 Benchmark]: CACSL2BoogieTranslator took 429.50ms. Allocated memory is still 81.8MB. Free memory was 58.0MB in the beginning and 44.8MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 08:06:44,096 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.50ms. Allocated memory is still 81.8MB. Free memory was 44.8MB in the beginning and 42.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 08:06:44,098 INFO L158 Benchmark]: Boogie Preprocessor took 68.79ms. Allocated memory is still 81.8MB. Free memory was 42.8MB in the beginning and 40.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 08:06:44,099 INFO L158 Benchmark]: RCFGBuilder took 12038.45ms. Allocated memory was 81.8MB in the beginning and 119.5MB in the end (delta: 37.7MB). Free memory was 40.3MB in the beginning and 87.4MB in the end (delta: -47.1MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2023-11-19 08:06:44,099 INFO L158 Benchmark]: TraceAbstraction took 638.17ms. Allocated memory is still 119.5MB. Free memory was 86.4MB in the beginning and 65.4MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 08:06:44,100 INFO L158 Benchmark]: Witness Printer took 58.33ms. Allocated memory is still 119.5MB. Free memory was 65.4MB in the beginning and 63.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 08:06:44,104 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.43ms. Allocated memory is still 81.8MB. Free memory was 57.8MB in the beginning and 57.7MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 429.50ms. Allocated memory is still 81.8MB. Free memory was 58.0MB in the beginning and 44.8MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.50ms. Allocated memory is still 81.8MB. Free memory was 44.8MB in the beginning and 42.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.79ms. Allocated memory is still 81.8MB. Free memory was 42.8MB in the beginning and 40.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 12038.45ms. Allocated memory was 81.8MB in the beginning and 119.5MB in the end (delta: 37.7MB). Free memory was 40.3MB in the beginning and 87.4MB in the end (delta: -47.1MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. * TraceAbstraction took 638.17ms. Allocated memory is still 119.5MB. Free memory was 86.4MB in the beginning and 65.4MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Witness Printer took 58.33ms. Allocated memory is still 119.5MB. Free memory was 65.4MB in the beginning and 63.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 126]: integer overflow possible integer overflow possible We found a FailurePath: [L119] int A; [L120] int R; [L121] int u; [L122] int v; [L123] int r; [L124] A = __VERIFIER_nondet_double() [L125] R = __VERIFIER_nondet_double() [L126] R - 1 VAL [A={14:0}, R=-2147483648, r={7:0}, u={-2147483646:0}, v={15:0}] - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 76]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 84]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 84]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 85]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 85]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 61]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 61]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 62]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 62]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 99]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 126]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 126]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 126]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 126]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 126]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 128]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 128]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 128]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 128]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 130]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 130]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 130]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 130]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 132]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 233 locations, 92 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, 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=233occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2023-11-19 08:06:44,186 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7019e836-92ce-4909-be20-eb8c5d9db29a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)