./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursified_nla-digbench/recursified_fermat2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c93428fd-9556-43e8-b298-d9512cbefc14/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c93428fd-9556-43e8-b298-d9512cbefc14/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c93428fd-9556-43e8-b298-d9512cbefc14/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c93428fd-9556-43e8-b298-d9512cbefc14/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_fermat2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c93428fd-9556-43e8-b298-d9512cbefc14/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c93428fd-9556-43e8-b298-d9512cbefc14/bin/uautomizer-verify-4GaUIPS5ZU --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c6bb229683b6e478f26f29012535cd87eb287b5d79b78ad3ed39bceef2aa5826 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:08:27,781 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:08:27,878 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c93428fd-9556-43e8-b298-d9512cbefc14/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-10-31 22:08:27,888 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:08:27,889 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:08:27,928 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:08:27,928 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:08:27,929 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:08:27,931 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:08:27,932 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:08:27,933 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:08:27,933 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:08:27,934 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:08:27,934 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:08:27,935 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:08:27,935 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:08:27,936 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:08:27,936 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 22:08:27,937 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:08:27,937 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 22:08:27,938 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:08:27,942 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:08:27,945 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:08:27,946 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:08:27,959 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:08:27,959 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-31 22:08:27,960 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-31 22:08:27,960 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 22:08:27,960 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:08:27,961 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:08:27,961 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:08:27,961 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:08:27,962 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:08:27,963 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:08:27,963 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:08:27,963 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:08:27,964 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:08:27,964 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:08:27,964 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:08:27,964 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:08:27,964 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:08:27,965 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:08:27,965 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:08:27,966 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:08:27,966 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_c93428fd-9556-43e8-b298-d9512cbefc14/bin/uautomizer-verify-4GaUIPS5ZU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c93428fd-9556-43e8-b298-d9512cbefc14/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c6bb229683b6e478f26f29012535cd87eb287b5d79b78ad3ed39bceef2aa5826 [2024-10-31 22:08:28,270 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:08:28,305 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:08:28,308 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:08:28,310 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:08:28,311 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:08:28,312 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c93428fd-9556-43e8-b298-d9512cbefc14/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/recursified_nla-digbench/recursified_fermat2.c Unable to find full path for "g++" [2024-10-31 22:08:30,514 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:08:30,770 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:08:30,770 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c93428fd-9556-43e8-b298-d9512cbefc14/sv-benchmarks/c/recursified_nla-digbench/recursified_fermat2.c [2024-10-31 22:08:30,779 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c93428fd-9556-43e8-b298-d9512cbefc14/bin/uautomizer-verify-4GaUIPS5ZU/data/28cb4944e/f6d6934bd3e348ca93b7dfe6cd1d09a7/FLAG5372330d4 [2024-10-31 22:08:30,815 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c93428fd-9556-43e8-b298-d9512cbefc14/bin/uautomizer-verify-4GaUIPS5ZU/data/28cb4944e/f6d6934bd3e348ca93b7dfe6cd1d09a7 [2024-10-31 22:08:30,818 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:08:30,820 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:08:30,822 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:08:30,825 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:08:30,832 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:08:30,833 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:08:30" (1/1) ... [2024-10-31 22:08:30,834 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7831b188 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:30, skipping insertion in model container [2024-10-31 22:08:30,835 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:08:30" (1/1) ... [2024-10-31 22:08:30,903 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:08:31,215 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:08:31,246 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:08:31,273 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:08:31,300 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:08:31,301 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:31 WrapperNode [2024-10-31 22:08:31,302 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:08:31,303 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:08:31,303 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:08:31,304 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:08:31,313 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:31" (1/1) ... [2024-10-31 22:08:31,328 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:31" (1/1) ... [2024-10-31 22:08:31,365 INFO L138 Inliner]: procedures = 16, calls = 60, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 101 [2024-10-31 22:08:31,365 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:08:31,366 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:08:31,366 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:08:31,366 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:08:31,379 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:31" (1/1) ... [2024-10-31 22:08:31,380 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:31" (1/1) ... [2024-10-31 22:08:31,387 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:31" (1/1) ... [2024-10-31 22:08:31,421 INFO L175 MemorySlicer]: Split 36 memory accesses to 5 slices as follows [6, 2, 8, 10, 10]. 28 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [0, 2, 0, 0, 0]. The 8 writes are split as follows [1, 0, 3, 2, 2]. [2024-10-31 22:08:31,426 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:31" (1/1) ... [2024-10-31 22:08:31,426 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:31" (1/1) ... [2024-10-31 22:08:31,436 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:31" (1/1) ... [2024-10-31 22:08:31,443 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:31" (1/1) ... [2024-10-31 22:08:31,448 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:31" (1/1) ... [2024-10-31 22:08:31,450 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:31" (1/1) ... [2024-10-31 22:08:31,456 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:08:31,461 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:08:31,462 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:08:31,462 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:08:31,463 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:31" (1/1) ... [2024-10-31 22:08:31,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:08:31,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c93428fd-9556-43e8-b298-d9512cbefc14/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:08:31,507 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c93428fd-9556-43e8-b298-d9512cbefc14/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:08:31,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c93428fd-9556-43e8-b298-d9512cbefc14/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:08:31,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:08:31,546 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-31 22:08:31,546 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-31 22:08:31,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 22:08:31,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-31 22:08:31,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-31 22:08:31,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-31 22:08:31,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-31 22:08:31,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-31 22:08:31,550 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_33_to_42_0 [2024-10-31 22:08:31,550 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_33_to_42_0 [2024-10-31 22:08:31,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-31 22:08:31,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-31 22:08:31,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-31 22:08:31,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-31 22:08:31,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-31 22:08:31,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:08:31,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:08:31,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-31 22:08:31,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-31 22:08:31,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-31 22:08:31,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-31 22:08:31,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-31 22:08:31,554 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-31 22:08:31,555 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-31 22:08:31,556 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 22:08:31,721 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:08:31,727 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:08:32,493 INFO L? ?]: Removed 129 outVars from TransFormulas that were not future-live. [2024-10-31 22:08:32,496 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:08:32,526 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:08:32,528 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-31 22:08:32,528 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:08:32 BoogieIcfgContainer [2024-10-31 22:08:32,529 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:08:32,531 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:08:32,534 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:08:32,538 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:08:32,538 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:08:30" (1/3) ... [2024-10-31 22:08:32,540 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8d1eb76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:08:32, skipping insertion in model container [2024-10-31 22:08:32,540 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:31" (2/3) ... [2024-10-31 22:08:32,542 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8d1eb76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:08:32, skipping insertion in model container [2024-10-31 22:08:32,542 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:08:32" (3/3) ... [2024-10-31 22:08:32,544 INFO L112 eAbstractionObserver]: Analyzing ICFG recursified_fermat2.c [2024-10-31 22:08:32,563 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:08:32,564 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 56 error locations. [2024-10-31 22:08:32,643 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:08:32,649 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4007eada, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:08:32,649 INFO L334 AbstractCegarLoop]: Starting to check reachability of 56 error locations. [2024-10-31 22:08:32,653 INFO L276 IsEmpty]: Start isEmpty. Operand has 144 states, 78 states have (on average 1.7820512820512822) internal successors, (139), 135 states have internal predecessors, (139), 6 states have call successors, (6), 3 states have call predecessors, (6), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-10-31 22:08:32,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-10-31 22:08:32,658 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:08:32,658 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1] [2024-10-31 22:08:32,659 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [func_to_recursive_line_33_to_42_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, func_to_recursive_line_33_to_42_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 54 more)] === [2024-10-31 22:08:32,665 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:08:32,665 INFO L85 PathProgramCache]: Analyzing trace with hash 110289, now seen corresponding path program 1 times [2024-10-31 22:08:32,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:08:32,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [667323650] [2024-10-31 22:08:32,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:08:32,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:08:32,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:08:32,816 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:08:32,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:08:32,863 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:08:32,865 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-31 22:08:32,868 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (55 of 56 remaining) [2024-10-31 22:08:32,870 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (54 of 56 remaining) [2024-10-31 22:08:32,871 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (53 of 56 remaining) [2024-10-31 22:08:32,871 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (52 of 56 remaining) [2024-10-31 22:08:32,872 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err3ASSERT_VIOLATIONINTEGER_OVERFLOW (51 of 56 remaining) [2024-10-31 22:08:32,872 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (50 of 56 remaining) [2024-10-31 22:08:32,873 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err5ASSERT_VIOLATIONINTEGER_OVERFLOW (49 of 56 remaining) [2024-10-31 22:08:32,873 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err6ASSERT_VIOLATIONINTEGER_OVERFLOW (48 of 56 remaining) [2024-10-31 22:08:32,874 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err7ASSERT_VIOLATIONINTEGER_OVERFLOW (47 of 56 remaining) [2024-10-31 22:08:32,874 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err8ASSERT_VIOLATIONINTEGER_OVERFLOW (46 of 56 remaining) [2024-10-31 22:08:32,875 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err9ASSERT_VIOLATIONINTEGER_OVERFLOW (45 of 56 remaining) [2024-10-31 22:08:32,876 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (44 of 56 remaining) [2024-10-31 22:08:32,876 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err11ASSERT_VIOLATIONINTEGER_OVERFLOW (43 of 56 remaining) [2024-10-31 22:08:32,877 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err12ASSERT_VIOLATIONINTEGER_OVERFLOW (42 of 56 remaining) [2024-10-31 22:08:32,877 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err13ASSERT_VIOLATIONINTEGER_OVERFLOW (41 of 56 remaining) [2024-10-31 22:08:32,877 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err14ASSERT_VIOLATIONINTEGER_OVERFLOW (40 of 56 remaining) [2024-10-31 22:08:32,878 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err15ASSERT_VIOLATIONINTEGER_OVERFLOW (39 of 56 remaining) [2024-10-31 22:08:32,878 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err16ASSERT_VIOLATIONINTEGER_OVERFLOW (38 of 56 remaining) [2024-10-31 22:08:32,879 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err17ASSERT_VIOLATIONINTEGER_OVERFLOW (37 of 56 remaining) [2024-10-31 22:08:32,879 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err18ASSERT_VIOLATIONINTEGER_OVERFLOW (36 of 56 remaining) [2024-10-31 22:08:32,881 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err19ASSERT_VIOLATIONINTEGER_OVERFLOW (35 of 56 remaining) [2024-10-31 22:08:32,881 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err20ASSERT_VIOLATIONINTEGER_OVERFLOW (34 of 56 remaining) [2024-10-31 22:08:32,881 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err21ASSERT_VIOLATIONINTEGER_OVERFLOW (33 of 56 remaining) [2024-10-31 22:08:32,883 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err22ASSERT_VIOLATIONINTEGER_OVERFLOW (32 of 56 remaining) [2024-10-31 22:08:32,883 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err23ASSERT_VIOLATIONINTEGER_OVERFLOW (31 of 56 remaining) [2024-10-31 22:08:32,885 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err24ASSERT_VIOLATIONINTEGER_OVERFLOW (30 of 56 remaining) [2024-10-31 22:08:32,885 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err25ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 56 remaining) [2024-10-31 22:08:32,885 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 56 remaining) [2024-10-31 22:08:32,885 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 56 remaining) [2024-10-31 22:08:32,886 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 56 remaining) [2024-10-31 22:08:32,886 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 56 remaining) [2024-10-31 22:08:32,886 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 56 remaining) [2024-10-31 22:08:32,886 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 56 remaining) [2024-10-31 22:08:32,887 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 56 remaining) [2024-10-31 22:08:32,887 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 56 remaining) [2024-10-31 22:08:32,887 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 56 remaining) [2024-10-31 22:08:32,887 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 56 remaining) [2024-10-31 22:08:32,890 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 56 remaining) [2024-10-31 22:08:32,890 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 56 remaining) [2024-10-31 22:08:32,891 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 56 remaining) [2024-10-31 22:08:32,891 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 56 remaining) [2024-10-31 22:08:32,892 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 56 remaining) [2024-10-31 22:08:32,892 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 56 remaining) [2024-10-31 22:08:32,892 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 56 remaining) [2024-10-31 22:08:32,893 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 56 remaining) [2024-10-31 22:08:32,893 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 56 remaining) [2024-10-31 22:08:32,893 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 56 remaining) [2024-10-31 22:08:32,894 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 56 remaining) [2024-10-31 22:08:32,894 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 56 remaining) [2024-10-31 22:08:32,894 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 56 remaining) [2024-10-31 22:08:32,894 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 56 remaining) [2024-10-31 22:08:32,895 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 56 remaining) [2024-10-31 22:08:32,895 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 56 remaining) [2024-10-31 22:08:32,895 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 56 remaining) [2024-10-31 22:08:32,896 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 56 remaining) [2024-10-31 22:08:32,896 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 56 remaining) [2024-10-31 22:08:32,897 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-31 22:08:32,904 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-10-31 22:08:32,926 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-10-31 22:08:32,930 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.10 10:08:32 BoogieIcfgContainer [2024-10-31 22:08:32,930 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-31 22:08:32,931 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-31 22:08:32,931 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-31 22:08:32,931 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-31 22:08:32,932 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:08:32" (3/4) ... [2024-10-31 22:08:32,937 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-10-31 22:08:32,939 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-31 22:08:32,945 INFO L158 Benchmark]: Toolchain (without parser) took 2120.64ms. Allocated memory is still 153.1MB. Free memory was 123.6MB in the beginning and 80.6MB in the end (delta: 43.0MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB. [2024-10-31 22:08:32,945 INFO L158 Benchmark]: CDTParser took 1.29ms. Allocated memory is still 121.6MB. Free memory is still 94.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:08:32,946 INFO L158 Benchmark]: CACSL2BoogieTranslator took 480.47ms. Allocated memory is still 153.1MB. Free memory was 123.4MB in the beginning and 112.2MB in the end (delta: 11.2MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. [2024-10-31 22:08:32,946 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.01ms. Allocated memory is still 153.1MB. Free memory was 112.2MB in the beginning and 110.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 22:08:32,948 INFO L158 Benchmark]: Boogie Preprocessor took 94.85ms. Allocated memory is still 153.1MB. Free memory was 110.1MB in the beginning and 108.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 22:08:32,949 INFO L158 Benchmark]: RCFGBuilder took 1067.45ms. Allocated memory is still 153.1MB. Free memory was 108.1MB in the beginning and 101.6MB in the end (delta: 6.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-10-31 22:08:32,950 INFO L158 Benchmark]: TraceAbstraction took 398.74ms. Allocated memory is still 153.1MB. Free memory was 100.8MB in the beginning and 81.2MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-10-31 22:08:32,950 INFO L158 Benchmark]: Witness Printer took 8.27ms. Allocated memory is still 153.1MB. Free memory was 81.2MB in the beginning and 80.6MB in the end (delta: 598.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:08:32,957 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.29ms. Allocated memory is still 121.6MB. Free memory is still 94.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 480.47ms. Allocated memory is still 153.1MB. Free memory was 123.4MB in the beginning and 112.2MB in the end (delta: 11.2MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.01ms. Allocated memory is still 153.1MB. Free memory was 112.2MB in the beginning and 110.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 94.85ms. Allocated memory is still 153.1MB. Free memory was 110.1MB in the beginning and 108.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1067.45ms. Allocated memory is still 153.1MB. Free memory was 108.1MB in the beginning and 101.6MB in the end (delta: 6.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 398.74ms. Allocated memory is still 153.1MB. Free memory was 100.8MB in the beginning and 81.2MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 8.27ms. Allocated memory is still 153.1MB. Free memory was 81.2MB in the beginning and 80.6MB in the end (delta: 598.7kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 88]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of to_int at line 86. Possible FailurePath: [L81] int A; [L82] int R; [L83] int u; [L84] int v; [L85] int r; [L86] A = __VERIFIER_nondet_double() [L87] R = __VERIFIER_nondet_double() [L88] R - 1 VAL [A={6:0}, r={7:0}, u={5:0}, v={8:0}] - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 63]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 63]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 64]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 64]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 68]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 68]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 69]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 69]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 88]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 88]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 88]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 88]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 88]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 90]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 90]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 90]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 90]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 92]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 92]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 92]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 92]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 144 locations, 56 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=144occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-10-31 22:08:32,991 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c93428fd-9556-43e8-b298-d9512cbefc14/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c93428fd-9556-43e8-b298-d9512cbefc14/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c93428fd-9556-43e8-b298-d9512cbefc14/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c93428fd-9556-43e8-b298-d9512cbefc14/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c93428fd-9556-43e8-b298-d9512cbefc14/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_fermat2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c93428fd-9556-43e8-b298-d9512cbefc14/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c93428fd-9556-43e8-b298-d9512cbefc14/bin/uautomizer-verify-4GaUIPS5ZU --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c6bb229683b6e478f26f29012535cd87eb287b5d79b78ad3ed39bceef2aa5826 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:08:35,829 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:08:35,933 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c93428fd-9556-43e8-b298-d9512cbefc14/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2024-10-31 22:08:35,939 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:08:35,939 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:08:35,990 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:08:35,991 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:08:35,991 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:08:35,992 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:08:35,993 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:08:35,993 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:08:35,993 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:08:35,994 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:08:35,994 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:08:35,995 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:08:35,995 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:08:36,003 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:08:36,003 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 22:08:36,004 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 22:08:36,004 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:08:36,004 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:08:36,008 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:08:36,008 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:08:36,009 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-31 22:08:36,009 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-31 22:08:36,009 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:08:36,010 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-31 22:08:36,010 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-31 22:08:36,010 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-31 22:08:36,010 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 22:08:36,011 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:08:36,011 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:08:36,011 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:08:36,016 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:08:36,016 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:08:36,017 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:08:36,018 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:08:36,018 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:08:36,018 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:08:36,018 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:08:36,019 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-31 22:08:36,020 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-31 22:08:36,020 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:08:36,020 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:08:36,021 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:08:36,021 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:08:36,021 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-31 22:08:36,022 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_c93428fd-9556-43e8-b298-d9512cbefc14/bin/uautomizer-verify-4GaUIPS5ZU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c93428fd-9556-43e8-b298-d9512cbefc14/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c6bb229683b6e478f26f29012535cd87eb287b5d79b78ad3ed39bceef2aa5826 [2024-10-31 22:08:36,519 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:08:36,549 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:08:36,552 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:08:36,554 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:08:36,555 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:08:36,556 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c93428fd-9556-43e8-b298-d9512cbefc14/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/recursified_nla-digbench/recursified_fermat2.c Unable to find full path for "g++" [2024-10-31 22:08:38,535 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:08:38,928 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:08:38,928 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c93428fd-9556-43e8-b298-d9512cbefc14/sv-benchmarks/c/recursified_nla-digbench/recursified_fermat2.c [2024-10-31 22:08:38,941 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c93428fd-9556-43e8-b298-d9512cbefc14/bin/uautomizer-verify-4GaUIPS5ZU/data/91ae37249/8329737baab74fe4aa19d6419afdee94/FLAG6755beb01 [2024-10-31 22:08:38,961 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c93428fd-9556-43e8-b298-d9512cbefc14/bin/uautomizer-verify-4GaUIPS5ZU/data/91ae37249/8329737baab74fe4aa19d6419afdee94 [2024-10-31 22:08:38,964 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:08:38,965 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:08:38,969 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:08:38,969 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:08:38,976 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:08:38,979 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:08:38" (1/1) ... [2024-10-31 22:08:38,980 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@192ac141 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:38, skipping insertion in model container [2024-10-31 22:08:38,980 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:08:38" (1/1) ... [2024-10-31 22:08:39,010 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:08:39,298 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:08:39,325 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:08:39,408 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:08:39,449 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:08:39,451 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:39 WrapperNode [2024-10-31 22:08:39,451 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:08:39,452 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:08:39,452 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:08:39,453 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:08:39,462 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:39" (1/1) ... [2024-10-31 22:08:39,477 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:39" (1/1) ... [2024-10-31 22:08:39,512 INFO L138 Inliner]: procedures = 19, calls = 60, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 102 [2024-10-31 22:08:39,512 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:08:39,513 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:08:39,513 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:08:39,514 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:08:39,526 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:39" (1/1) ... [2024-10-31 22:08:39,526 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:39" (1/1) ... [2024-10-31 22:08:39,537 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:39" (1/1) ... [2024-10-31 22:08:39,574 INFO L175 MemorySlicer]: Split 36 memory accesses to 5 slices as follows [2, 6, 10, 8, 10]. 28 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0, 0]. The 8 writes are split as follows [0, 1, 2, 3, 2]. [2024-10-31 22:08:39,578 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:39" (1/1) ... [2024-10-31 22:08:39,578 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:39" (1/1) ... [2024-10-31 22:08:39,604 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:39" (1/1) ... [2024-10-31 22:08:39,606 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:39" (1/1) ... [2024-10-31 22:08:39,613 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:39" (1/1) ... [2024-10-31 22:08:39,614 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:39" (1/1) ... [2024-10-31 22:08:39,621 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:08:39,627 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:08:39,627 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:08:39,627 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:08:39,628 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:39" (1/1) ... [2024-10-31 22:08:39,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:08:39,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c93428fd-9556-43e8-b298-d9512cbefc14/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:08:39,679 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c93428fd-9556-43e8-b298-d9512cbefc14/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:08:39,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c93428fd-9556-43e8-b298-d9512cbefc14/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:08:39,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:08:39,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-31 22:08:39,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-10-31 22:08:39,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-10-31 22:08:39,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-10-31 22:08:39,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-10-31 22:08:39,722 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-31 22:08:39,722 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-31 22:08:39,723 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-31 22:08:39,723 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_33_to_42_0 [2024-10-31 22:08:39,723 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_33_to_42_0 [2024-10-31 22:08:39,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-10-31 22:08:39,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-10-31 22:08:39,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-10-31 22:08:39,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-10-31 22:08:39,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-10-31 22:08:39,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:08:39,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:08:39,726 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-31 22:08:39,726 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-31 22:08:39,727 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 22:08:39,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-10-31 22:08:39,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-10-31 22:08:39,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-10-31 22:08:39,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-10-31 22:08:39,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-10-31 22:08:39,861 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:08:39,866 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:08:49,873 INFO L? ?]: Removed 125 outVars from TransFormulas that were not future-live. [2024-10-31 22:08:49,875 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:08:49,900 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:08:49,903 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-31 22:08:49,904 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:08:49 BoogieIcfgContainer [2024-10-31 22:08:49,904 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:08:49,906 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:08:49,907 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:08:49,910 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:08:49,911 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:08:38" (1/3) ... [2024-10-31 22:08:49,911 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ed763a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:08:49, skipping insertion in model container [2024-10-31 22:08:49,912 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:39" (2/3) ... [2024-10-31 22:08:49,912 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ed763a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:08:49, skipping insertion in model container [2024-10-31 22:08:49,913 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:08:49" (3/3) ... [2024-10-31 22:08:49,915 INFO L112 eAbstractionObserver]: Analyzing ICFG recursified_fermat2.c [2024-10-31 22:08:49,935 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:08:49,935 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 56 error locations. [2024-10-31 22:08:50,016 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:08:50,024 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@54b119e7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:08:50,024 INFO L334 AbstractCegarLoop]: Starting to check reachability of 56 error locations. [2024-10-31 22:08:50,029 INFO L276 IsEmpty]: Start isEmpty. Operand has 144 states, 78 states have (on average 1.7820512820512822) internal successors, (139), 135 states have internal predecessors, (139), 6 states have call successors, (6), 3 states have call predecessors, (6), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-10-31 22:08:50,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-10-31 22:08:50,035 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:08:50,035 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1] [2024-10-31 22:08:50,036 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [func_to_recursive_line_33_to_42_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, func_to_recursive_line_33_to_42_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 54 more)] === [2024-10-31 22:08:50,041 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:08:50,042 INFO L85 PathProgramCache]: Analyzing trace with hash 110289, now seen corresponding path program 1 times [2024-10-31 22:08:50,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-31 22:08:50,056 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [915176703] [2024-10-31 22:08:50,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:08:50,057 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-31 22:08:50,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c93428fd-9556-43e8-b298-d9512cbefc14/bin/uautomizer-verify-4GaUIPS5ZU/mathsat [2024-10-31 22:08:50,061 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c93428fd-9556-43e8-b298-d9512cbefc14/bin/uautomizer-verify-4GaUIPS5ZU/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-31 22:08:50,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c93428fd-9556-43e8-b298-d9512cbefc14/bin/uautomizer-verify-4GaUIPS5ZU/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-10-31 22:08:50,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:08:50,207 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:08:50,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:08:50,301 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2024-10-31 22:08:50,303 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-31 22:08:50,305 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (55 of 56 remaining) [2024-10-31 22:08:50,309 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (54 of 56 remaining) [2024-10-31 22:08:50,309 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (53 of 56 remaining) [2024-10-31 22:08:50,309 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err2ASSERT_VIOLATIONINTEGER_OVERFLOW (52 of 56 remaining) [2024-10-31 22:08:50,311 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err3ASSERT_VIOLATIONINTEGER_OVERFLOW (51 of 56 remaining) [2024-10-31 22:08:50,311 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err4ASSERT_VIOLATIONINTEGER_OVERFLOW (50 of 56 remaining) [2024-10-31 22:08:50,311 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err5ASSERT_VIOLATIONINTEGER_OVERFLOW (49 of 56 remaining) [2024-10-31 22:08:50,312 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err6ASSERT_VIOLATIONINTEGER_OVERFLOW (48 of 56 remaining) [2024-10-31 22:08:50,312 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err7ASSERT_VIOLATIONINTEGER_OVERFLOW (47 of 56 remaining) [2024-10-31 22:08:50,312 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err8ASSERT_VIOLATIONINTEGER_OVERFLOW (46 of 56 remaining) [2024-10-31 22:08:50,312 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err9ASSERT_VIOLATIONINTEGER_OVERFLOW (45 of 56 remaining) [2024-10-31 22:08:50,313 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err10ASSERT_VIOLATIONINTEGER_OVERFLOW (44 of 56 remaining) [2024-10-31 22:08:50,313 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err11ASSERT_VIOLATIONINTEGER_OVERFLOW (43 of 56 remaining) [2024-10-31 22:08:50,313 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err12ASSERT_VIOLATIONINTEGER_OVERFLOW (42 of 56 remaining) [2024-10-31 22:08:50,313 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err13ASSERT_VIOLATIONINTEGER_OVERFLOW (41 of 56 remaining) [2024-10-31 22:08:50,314 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err14ASSERT_VIOLATIONINTEGER_OVERFLOW (40 of 56 remaining) [2024-10-31 22:08:50,314 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err15ASSERT_VIOLATIONINTEGER_OVERFLOW (39 of 56 remaining) [2024-10-31 22:08:50,315 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err16ASSERT_VIOLATIONINTEGER_OVERFLOW (38 of 56 remaining) [2024-10-31 22:08:50,315 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err17ASSERT_VIOLATIONINTEGER_OVERFLOW (37 of 56 remaining) [2024-10-31 22:08:50,315 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err18ASSERT_VIOLATIONINTEGER_OVERFLOW (36 of 56 remaining) [2024-10-31 22:08:50,316 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err19ASSERT_VIOLATIONINTEGER_OVERFLOW (35 of 56 remaining) [2024-10-31 22:08:50,316 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err20ASSERT_VIOLATIONINTEGER_OVERFLOW (34 of 56 remaining) [2024-10-31 22:08:50,316 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err21ASSERT_VIOLATIONINTEGER_OVERFLOW (33 of 56 remaining) [2024-10-31 22:08:50,317 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err22ASSERT_VIOLATIONINTEGER_OVERFLOW (32 of 56 remaining) [2024-10-31 22:08:50,317 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err23ASSERT_VIOLATIONINTEGER_OVERFLOW (31 of 56 remaining) [2024-10-31 22:08:50,317 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err24ASSERT_VIOLATIONINTEGER_OVERFLOW (30 of 56 remaining) [2024-10-31 22:08:50,318 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location func_to_recursive_line_33_to_42_0Err25ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 56 remaining) [2024-10-31 22:08:50,318 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 56 remaining) [2024-10-31 22:08:50,318 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 56 remaining) [2024-10-31 22:08:50,319 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 56 remaining) [2024-10-31 22:08:50,319 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 56 remaining) [2024-10-31 22:08:50,319 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 56 remaining) [2024-10-31 22:08:50,320 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 56 remaining) [2024-10-31 22:08:50,320 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 56 remaining) [2024-10-31 22:08:50,320 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 56 remaining) [2024-10-31 22:08:50,320 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 56 remaining) [2024-10-31 22:08:50,321 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 56 remaining) [2024-10-31 22:08:50,321 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 56 remaining) [2024-10-31 22:08:50,321 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 56 remaining) [2024-10-31 22:08:50,322 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 56 remaining) [2024-10-31 22:08:50,322 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 56 remaining) [2024-10-31 22:08:50,322 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 56 remaining) [2024-10-31 22:08:50,323 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 56 remaining) [2024-10-31 22:08:50,323 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 56 remaining) [2024-10-31 22:08:50,323 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 56 remaining) [2024-10-31 22:08:50,323 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 56 remaining) [2024-10-31 22:08:50,324 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 56 remaining) [2024-10-31 22:08:50,324 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 56 remaining) [2024-10-31 22:08:50,324 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 56 remaining) [2024-10-31 22:08:50,325 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 56 remaining) [2024-10-31 22:08:50,325 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 56 remaining) [2024-10-31 22:08:50,325 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 56 remaining) [2024-10-31 22:08:50,326 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 56 remaining) [2024-10-31 22:08:50,326 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 56 remaining) [2024-10-31 22:08:50,326 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 56 remaining) [2024-10-31 22:08:50,326 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 56 remaining) [2024-10-31 22:08:50,333 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c93428fd-9556-43e8-b298-d9512cbefc14/bin/uautomizer-verify-4GaUIPS5ZU/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 [2024-10-31 22:08:50,527 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c93428fd-9556-43e8-b298-d9512cbefc14/bin/uautomizer-verify-4GaUIPS5ZU/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-31 22:08:50,532 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-10-31 22:08:50,556 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-10-31 22:08:50,562 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.10 10:08:50 BoogieIcfgContainer [2024-10-31 22:08:50,562 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-31 22:08:50,563 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-31 22:08:50,564 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-31 22:08:50,565 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-31 22:08:50,565 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:08:49" (3/4) ... [2024-10-31 22:08:50,566 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-10-31 22:08:50,632 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c93428fd-9556-43e8-b298-d9512cbefc14/bin/uautomizer-verify-4GaUIPS5ZU/witness.graphml [2024-10-31 22:08:50,637 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-31 22:08:50,638 INFO L158 Benchmark]: Toolchain (without parser) took 11672.54ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 43.3MB in the beginning and 53.5MB in the end (delta: -10.2MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. [2024-10-31 22:08:50,639 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 67.1MB. Free memory was 42.7MB in the beginning and 42.6MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:08:50,639 INFO L158 Benchmark]: CACSL2BoogieTranslator took 482.36ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 43.2MB in the beginning and 63.1MB in the end (delta: -19.9MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2024-10-31 22:08:50,640 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.24ms. Allocated memory is still 86.0MB. Free memory was 63.1MB in the beginning and 61.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 22:08:50,641 INFO L158 Benchmark]: Boogie Preprocessor took 112.78ms. Allocated memory is still 86.0MB. Free memory was 61.0MB in the beginning and 58.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 22:08:50,641 INFO L158 Benchmark]: RCFGBuilder took 10277.44ms. Allocated memory is still 86.0MB. Free memory was 58.3MB in the beginning and 50.9MB in the end (delta: 7.4MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2024-10-31 22:08:50,650 INFO L158 Benchmark]: TraceAbstraction took 656.43ms. Allocated memory is still 86.0MB. Free memory was 50.2MB in the beginning and 55.2MB in the end (delta: -5.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:08:50,650 INFO L158 Benchmark]: Witness Printer took 73.67ms. Allocated memory is still 86.0MB. Free memory was 55.2MB in the beginning and 53.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 22:08:50,661 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 67.1MB. Free memory was 42.7MB in the beginning and 42.6MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 482.36ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 43.2MB in the beginning and 63.1MB in the end (delta: -19.9MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.24ms. Allocated memory is still 86.0MB. Free memory was 63.1MB in the beginning and 61.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 112.78ms. Allocated memory is still 86.0MB. Free memory was 61.0MB in the beginning and 58.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 10277.44ms. Allocated memory is still 86.0MB. Free memory was 58.3MB in the beginning and 50.9MB in the end (delta: 7.4MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. * TraceAbstraction took 656.43ms. Allocated memory is still 86.0MB. Free memory was 50.2MB in the beginning and 55.2MB in the end (delta: -5.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 73.67ms. Allocated memory is still 86.0MB. Free memory was 55.2MB in the beginning and 53.5MB in the end (delta: 1.7MB). 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: 88]: integer overflow possible integer overflow possible We found a FailurePath: [L81] int A; [L82] int R; [L83] int u; [L84] int v; [L85] int r; [L86] A = __VERIFIER_nondet_double() [L87] R = __VERIFIER_nondet_double() [L88] R - 1 VAL [A={18:0}, r={6:0}, u={7:0}, v={10:0}] - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 53]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 63]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 63]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 64]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 64]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 68]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 68]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 69]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 69]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 88]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 88]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 88]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 88]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 88]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 90]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 90]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 90]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 90]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 92]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 92]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 92]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 92]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 94]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 144 locations, 56 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=144occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2024-10-31 22:08:50,751 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c93428fd-9556-43e8-b298-d9512cbefc14/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)