./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_32_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83336ef2-e0ea-405f-9fb2-a988ddadea4c/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83336ef2-e0ea-405f-9fb2-a988ddadea4c/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_83336ef2-e0ea-405f-9fb2-a988ddadea4c/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83336ef2-e0ea-405f-9fb2-a988ddadea4c/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_32_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83336ef2-e0ea-405f-9fb2-a988ddadea4c/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83336ef2-e0ea-405f-9fb2-a988ddadea4c/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 64bit --witnessprinter.graph.data.programhash 51db7420bcca1417504fb22482f3d791759185e806434c133feef716209af5e2 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:02:32,511 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:02:32,599 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83336ef2-e0ea-405f-9fb2-a988ddadea4c/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-10-31 22:02:32,604 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:02:32,605 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:02:32,638 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:02:32,639 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:02:32,640 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:02:32,640 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:02:32,645 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:02:32,645 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:02:32,646 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:02:32,646 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:02:32,647 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:02:32,647 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:02:32,647 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:02:32,648 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:02:32,648 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:02:32,649 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:02:32,650 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:02:32,650 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:02:32,651 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:02:32,651 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:02:32,651 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-31 22:02:32,652 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-31 22:02:32,652 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:02:32,653 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:02:32,653 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:02:32,653 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:02:32,654 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:02:32,654 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:02:32,654 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:02:32,655 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:02:32,655 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:02:32,656 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:02:32,657 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:02:32,657 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:02:32,658 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:02:32,658 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:02:32,658 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:02:32,659 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:02:32,660 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_83336ef2-e0ea-405f-9fb2-a988ddadea4c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83336ef2-e0ea-405f-9fb2-a988ddadea4c/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 51db7420bcca1417504fb22482f3d791759185e806434c133feef716209af5e2 [2024-10-31 22:02:32,993 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:02:33,022 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:02:33,025 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:02:33,026 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:02:33,027 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:02:33,028 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83336ef2-e0ea-405f-9fb2-a988ddadea4c/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_32_bad.i Unable to find full path for "g++" [2024-10-31 22:02:35,101 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:02:35,555 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:02:35,555 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83336ef2-e0ea-405f-9fb2-a988ddadea4c/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_32_bad.i [2024-10-31 22:02:35,582 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83336ef2-e0ea-405f-9fb2-a988ddadea4c/bin/uautomizer-verify-4GaUIPS5ZU/data/19e0d3803/e4e5dcb0575d4cbf9744647acb29d24c/FLAGb55c76379 [2024-10-31 22:02:35,605 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83336ef2-e0ea-405f-9fb2-a988ddadea4c/bin/uautomizer-verify-4GaUIPS5ZU/data/19e0d3803/e4e5dcb0575d4cbf9744647acb29d24c [2024-10-31 22:02:35,608 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:02:35,610 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:02:35,613 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:02:35,614 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:02:35,621 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:02:35,621 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:02:35" (1/1) ... [2024-10-31 22:02:35,624 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35d170c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:35, skipping insertion in model container [2024-10-31 22:02:35,625 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:02:35" (1/1) ... [2024-10-31 22:02:35,702 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:02:36,677 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:02:36,687 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:02:36,828 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:02:36,981 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:02:36,982 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:36 WrapperNode [2024-10-31 22:02:36,982 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:02:36,983 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:02:36,984 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:02:36,984 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:02:36,992 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:36" (1/1) ... [2024-10-31 22:02:37,027 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:36" (1/1) ... [2024-10-31 22:02:37,062 INFO L138 Inliner]: procedures = 498, calls = 40, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 66 [2024-10-31 22:02:37,063 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:02:37,064 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:02:37,065 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:02:37,065 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:02:37,081 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:36" (1/1) ... [2024-10-31 22:02:37,084 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:36" (1/1) ... [2024-10-31 22:02:37,087 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:36" (1/1) ... [2024-10-31 22:02:37,115 INFO L175 MemorySlicer]: Split 11 memory accesses to 3 slices as follows [4, 3, 4]. 36 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [1, 1, 0]. The 4 writes are split as follows [1, 1, 2]. [2024-10-31 22:02:37,119 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:36" (1/1) ... [2024-10-31 22:02:37,120 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:36" (1/1) ... [2024-10-31 22:02:37,129 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:36" (1/1) ... [2024-10-31 22:02:37,138 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:36" (1/1) ... [2024-10-31 22:02:37,140 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:36" (1/1) ... [2024-10-31 22:02:37,141 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:36" (1/1) ... [2024-10-31 22:02:37,147 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:02:37,149 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:02:37,152 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:02:37,153 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:02:37,154 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:36" (1/1) ... [2024-10-31 22:02:37,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:02:37,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83336ef2-e0ea-405f-9fb2-a988ddadea4c/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:02:37,190 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83336ef2-e0ea-405f-9fb2-a988ddadea4c/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:02:37,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83336ef2-e0ea-405f-9fb2-a988ddadea4c/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:02:37,227 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-10-31 22:02:37,227 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-10-31 22:02:37,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 22:02:37,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-31 22:02:37,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-31 22:02:37,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-31 22:02:37,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:02:37,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:02:37,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:02:37,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-31 22:02:37,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-31 22:02:37,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-31 22:02:37,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-31 22:02:37,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 22:02:37,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-31 22:02:37,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-31 22:02:37,435 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:02:37,438 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:02:37,595 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-10-31 22:02:37,595 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:02:37,607 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:02:37,620 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-31 22:02:37,621 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:02:37 BoogieIcfgContainer [2024-10-31 22:02:37,621 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:02:37,624 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:02:37,624 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:02:37,627 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:02:37,628 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:02:35" (1/3) ... [2024-10-31 22:02:37,629 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63585879 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:02:37, skipping insertion in model container [2024-10-31 22:02:37,629 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:36" (2/3) ... [2024-10-31 22:02:37,629 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63585879 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:02:37, skipping insertion in model container [2024-10-31 22:02:37,630 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:02:37" (3/3) ... [2024-10-31 22:02:37,631 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_preinc_32_bad.i [2024-10-31 22:02:37,664 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:02:37,664 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-10-31 22:02:37,733 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:02:37,742 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;@2d0562f0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:02:37,742 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-10-31 22:02:37,746 INFO L276 IsEmpty]: Start isEmpty. Operand has 19 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 15 states have internal predecessors, (16), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-31 22:02:37,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-10-31 22:02:37,752 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:02:37,752 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:02:37,753 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-10-31 22:02:37,758 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:02:37,758 INFO L85 PathProgramCache]: Analyzing trace with hash 80251503, now seen corresponding path program 1 times [2024-10-31 22:02:37,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:02:37,770 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193887419] [2024-10-31 22:02:37,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:02:37,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:02:38,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:02:38,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-31 22:02:38,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:02:38,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:02:38,685 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:02:38,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1193887419] [2024-10-31 22:02:38,688 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1193887419] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:02:38,688 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:02:38,688 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:02:38,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2044279261] [2024-10-31 22:02:38,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:02:38,696 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:02:38,697 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:02:38,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:02:38,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:02:38,732 INFO L87 Difference]: Start difference. First operand has 19 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 15 states have internal predecessors, (16), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-31 22:02:38,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:02:38,793 INFO L93 Difference]: Finished difference Result 23 states and 24 transitions. [2024-10-31 22:02:38,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:02:38,799 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 9 [2024-10-31 22:02:38,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:02:38,816 INFO L225 Difference]: With dead ends: 23 [2024-10-31 22:02:38,817 INFO L226 Difference]: Without dead ends: 11 [2024-10-31 22:02:38,820 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:02:38,828 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 1 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 17 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-31 22:02:38,829 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 17 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-31 22:02:38,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2024-10-31 22:02:38,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 11. [2024-10-31 22:02:38,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-31 22:02:38,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-10-31 22:02:38,883 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 11 transitions. Word has length 9 [2024-10-31 22:02:38,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:02:38,885 INFO L471 AbstractCegarLoop]: Abstraction has 11 states and 11 transitions. [2024-10-31 22:02:38,885 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-31 22:02:38,886 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-10-31 22:02:38,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-10-31 22:02:38,887 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:02:38,888 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:02:38,888 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-31 22:02:38,889 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-10-31 22:02:38,889 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:02:38,890 INFO L85 PathProgramCache]: Analyzing trace with hash -1807170657, now seen corresponding path program 1 times [2024-10-31 22:02:38,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:02:38,890 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834089701] [2024-10-31 22:02:38,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:02:38,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:02:38,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:02:38,953 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:02:38,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:02:39,007 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:02:39,008 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-31 22:02:39,010 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-10-31 22:02:39,012 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-10-31 22:02:39,013 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-31 22:02:39,017 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-10-31 22:02:39,045 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-10-31 22:02:39,053 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.10 10:02:39 BoogieIcfgContainer [2024-10-31 22:02:39,053 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-31 22:02:39,054 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-31 22:02:39,054 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-31 22:02:39,054 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-31 22:02:39,055 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:02:37" (3/4) ... [2024-10-31 22:02:39,057 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-10-31 22:02:39,058 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-31 22:02:39,059 INFO L158 Benchmark]: Toolchain (without parser) took 3449.21ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 128.2MB in the beginning and 99.4MB in the end (delta: 28.7MB). Peak memory consumption was 63.3MB. Max. memory is 16.1GB. [2024-10-31 22:02:39,061 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 115.3MB. Free memory is still 81.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:02:39,061 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1369.49ms. Allocated memory is still 161.5MB. Free memory was 128.2MB in the beginning and 73.3MB in the end (delta: 54.8MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2024-10-31 22:02:39,062 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.80ms. Allocated memory is still 161.5MB. Free memory was 73.3MB in the beginning and 70.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 22:02:39,064 INFO L158 Benchmark]: Boogie Preprocessor took 84.84ms. Allocated memory is still 161.5MB. Free memory was 70.3MB in the beginning and 68.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 22:02:39,064 INFO L158 Benchmark]: RCFGBuilder took 471.98ms. Allocated memory is still 161.5MB. Free memory was 68.2MB in the beginning and 129.1MB in the end (delta: -60.9MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. [2024-10-31 22:02:39,065 INFO L158 Benchmark]: TraceAbstraction took 1429.47ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 128.4MB in the beginning and 99.4MB in the end (delta: 29.0MB). Peak memory consumption was 62.3MB. Max. memory is 16.1GB. [2024-10-31 22:02:39,067 INFO L158 Benchmark]: Witness Printer took 5.00ms. Allocated memory is still 195.0MB. Free memory is still 99.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:02:39,069 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 115.3MB. Free memory is still 81.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1369.49ms. Allocated memory is still 161.5MB. Free memory was 128.2MB in the beginning and 73.3MB in the end (delta: 54.8MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.80ms. Allocated memory is still 161.5MB. Free memory was 73.3MB in the beginning and 70.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 84.84ms. Allocated memory is still 161.5MB. Free memory was 70.3MB in the beginning and 68.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 471.98ms. Allocated memory is still 161.5MB. Free memory was 68.2MB in the beginning and 129.1MB in the end (delta: -60.9MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1429.47ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 128.4MB in the beginning and 99.4MB in the end (delta: 29.0MB). Peak memory consumption was 62.3MB. Max. memory is 16.1GB. * Witness Printer took 5.00ms. Allocated memory is still 195.0MB. Free memory is still 99.4MB. 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: 1562]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1571. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1571] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1572] CALL CWE190_Integer_Overflow__int_max_preinc_32_bad() [L1550] int data; [L1551] int *dataPtr1 = &data; [L1552] int *dataPtr2 = &data; [L1553] data = 0 [L1555] int data = *dataPtr1; [L1555] EXPR \read(*dataPtr1) [L1555] int data = *dataPtr1; [L1556] data = 0x7fffffff [L1557] EXPR \read(data) [L1557] *dataPtr1 = data [L1555] int data = *dataPtr1; [L1560] int data = *dataPtr2; [L1560] EXPR \read(*dataPtr2) [L1560] int data = *dataPtr2; [L1562] EXPR \read(data) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1562] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data={6:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1562]: 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 2 procedures, 19 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1 mSDsluCounter, 17 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 9 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=19occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 10 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 22:02:39,109 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83336ef2-e0ea-405f-9fb2-a988ddadea4c/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83336ef2-e0ea-405f-9fb2-a988ddadea4c/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83336ef2-e0ea-405f-9fb2-a988ddadea4c/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_83336ef2-e0ea-405f-9fb2-a988ddadea4c/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83336ef2-e0ea-405f-9fb2-a988ddadea4c/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_32_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83336ef2-e0ea-405f-9fb2-a988ddadea4c/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83336ef2-e0ea-405f-9fb2-a988ddadea4c/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 64bit --witnessprinter.graph.data.programhash 51db7420bcca1417504fb22482f3d791759185e806434c133feef716209af5e2 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:02:41,606 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:02:41,696 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83336ef2-e0ea-405f-9fb2-a988ddadea4c/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2024-10-31 22:02:41,701 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:02:41,702 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:02:41,703 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-10-31 22:02:41,741 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:02:41,742 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:02:41,743 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:02:41,745 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:02:41,746 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:02:41,747 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:02:41,747 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:02:41,749 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:02:41,749 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:02:41,750 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:02:41,750 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:02:41,751 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:02:41,751 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:02:41,751 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:02:41,752 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:02:41,753 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:02:41,754 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-31 22:02:41,754 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-31 22:02:41,755 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:02:41,755 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-31 22:02:41,756 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-31 22:02:41,756 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-31 22:02:41,756 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:02:41,757 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:02:41,758 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:02:41,759 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:02:41,759 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:02:41,759 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:02:41,760 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:02:41,760 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:02:41,761 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:02:41,762 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:02:41,762 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-31 22:02:41,762 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-31 22:02:41,763 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:02:41,763 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:02:41,764 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:02:41,776 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:02:41,776 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-31 22:02:41,777 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_83336ef2-e0ea-405f-9fb2-a988ddadea4c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83336ef2-e0ea-405f-9fb2-a988ddadea4c/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 51db7420bcca1417504fb22482f3d791759185e806434c133feef716209af5e2 [2024-10-31 22:02:42,191 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:02:42,229 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:02:42,233 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:02:42,235 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:02:42,235 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:02:42,238 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83336ef2-e0ea-405f-9fb2-a988ddadea4c/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_32_bad.i Unable to find full path for "g++" [2024-10-31 22:02:44,536 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:02:44,960 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:02:44,961 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83336ef2-e0ea-405f-9fb2-a988ddadea4c/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_32_bad.i [2024-10-31 22:02:44,998 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83336ef2-e0ea-405f-9fb2-a988ddadea4c/bin/uautomizer-verify-4GaUIPS5ZU/data/e5046b88c/956796d597fa4dacb5bfe069074281ca/FLAGbb2401361 [2024-10-31 22:02:45,020 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83336ef2-e0ea-405f-9fb2-a988ddadea4c/bin/uautomizer-verify-4GaUIPS5ZU/data/e5046b88c/956796d597fa4dacb5bfe069074281ca [2024-10-31 22:02:45,022 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:02:45,024 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:02:45,026 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:02:45,027 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:02:45,033 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:02:45,035 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:02:45" (1/1) ... [2024-10-31 22:02:45,036 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c0b3be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:45, skipping insertion in model container [2024-10-31 22:02:45,037 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:02:45" (1/1) ... [2024-10-31 22:02:45,137 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:02:46,201 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:02:46,219 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:02:46,351 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:02:46,486 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:02:46,487 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:46 WrapperNode [2024-10-31 22:02:46,487 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:02:46,488 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:02:46,488 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:02:46,488 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:02:46,496 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:46" (1/1) ... [2024-10-31 22:02:46,528 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:46" (1/1) ... [2024-10-31 22:02:46,551 INFO L138 Inliner]: procedures = 503, calls = 40, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 66 [2024-10-31 22:02:46,552 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:02:46,553 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:02:46,553 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:02:46,553 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:02:46,567 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:46" (1/1) ... [2024-10-31 22:02:46,568 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:46" (1/1) ... [2024-10-31 22:02:46,575 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:46" (1/1) ... [2024-10-31 22:02:46,591 INFO L175 MemorySlicer]: Split 11 memory accesses to 3 slices as follows [4, 3, 4]. 36 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [0, 1, 1]. The 4 writes are split as follows [2, 1, 1]. [2024-10-31 22:02:46,591 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:46" (1/1) ... [2024-10-31 22:02:46,592 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:46" (1/1) ... [2024-10-31 22:02:46,605 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:46" (1/1) ... [2024-10-31 22:02:46,607 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:46" (1/1) ... [2024-10-31 22:02:46,610 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:46" (1/1) ... [2024-10-31 22:02:46,612 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:46" (1/1) ... [2024-10-31 22:02:46,616 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:02:46,617 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:02:46,617 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:02:46,617 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:02:46,618 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:46" (1/1) ... [2024-10-31 22:02:46,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:02:46,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83336ef2-e0ea-405f-9fb2-a988ddadea4c/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:02:46,659 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83336ef2-e0ea-405f-9fb2-a988ddadea4c/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:02:46,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83336ef2-e0ea-405f-9fb2-a988ddadea4c/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:02:46,701 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-10-31 22:02:46,702 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-10-31 22:02:46,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 22:02:46,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-10-31 22:02:46,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-10-31 22:02:46,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-10-31 22:02:46,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:02:46,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:02:46,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:02:46,703 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-10-31 22:02:46,703 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-10-31 22:02:46,703 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-10-31 22:02:46,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-31 22:02:46,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-10-31 22:02:46,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-10-31 22:02:46,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-10-31 22:02:46,919 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:02:46,921 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:02:47,221 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-10-31 22:02:47,221 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:02:47,236 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:02:47,236 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-31 22:02:47,237 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:02:47 BoogieIcfgContainer [2024-10-31 22:02:47,237 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:02:47,240 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:02:47,241 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:02:47,244 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:02:47,245 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:02:45" (1/3) ... [2024-10-31 22:02:47,246 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cbac756 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:02:47, skipping insertion in model container [2024-10-31 22:02:47,246 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:02:46" (2/3) ... [2024-10-31 22:02:47,247 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cbac756 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:02:47, skipping insertion in model container [2024-10-31 22:02:47,248 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:02:47" (3/3) ... [2024-10-31 22:02:47,249 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_preinc_32_bad.i [2024-10-31 22:02:47,269 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:02:47,269 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-10-31 22:02:47,357 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:02:47,363 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;@d7c505, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:02:47,364 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-10-31 22:02:47,370 INFO L276 IsEmpty]: Start isEmpty. Operand has 19 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 15 states have internal predecessors, (16), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-31 22:02:47,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-10-31 22:02:47,379 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:02:47,380 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:02:47,380 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-10-31 22:02:47,388 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:02:47,389 INFO L85 PathProgramCache]: Analyzing trace with hash 80251503, now seen corresponding path program 1 times [2024-10-31 22:02:47,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-31 22:02:47,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [398552783] [2024-10-31 22:02:47,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:02:47,407 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 22:02:47,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83336ef2-e0ea-405f-9fb2-a988ddadea4c/bin/uautomizer-verify-4GaUIPS5ZU/mathsat [2024-10-31 22:02:47,411 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83336ef2-e0ea-405f-9fb2-a988ddadea4c/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 22:02:47,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83336ef2-e0ea-405f-9fb2-a988ddadea4c/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 22:02:47,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:02:47,638 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-10-31 22:02:47,644 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:02:47,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:02:47,669 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-31 22:02:47,670 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-31 22:02:47,670 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [398552783] [2024-10-31 22:02:47,671 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [398552783] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:02:47,671 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:02:47,672 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-10-31 22:02:47,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [189549296] [2024-10-31 22:02:47,674 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:02:47,679 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-31 22:02:47,679 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-31 22:02:47,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-31 22:02:47,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-31 22:02:47,716 INFO L87 Difference]: Start difference. First operand has 19 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 15 states have internal predecessors, (16), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 2 states, 1 states have (on average 7.0) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-31 22:02:47,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:02:47,733 INFO L93 Difference]: Finished difference Result 19 states and 20 transitions. [2024-10-31 22:02:47,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 22:02:47,735 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 7.0) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 9 [2024-10-31 22:02:47,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:02:47,757 INFO L225 Difference]: With dead ends: 19 [2024-10-31 22:02:47,758 INFO L226 Difference]: Without dead ends: 11 [2024-10-31 22:02:47,760 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-31 22:02:47,773 INFO L432 NwaCegarLoop]: 19 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 19 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-31 22:02:47,775 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-31 22:02:47,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2024-10-31 22:02:47,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 11. [2024-10-31 22:02:47,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-31 22:02:47,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-10-31 22:02:47,853 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 11 transitions. Word has length 9 [2024-10-31 22:02:47,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:02:47,857 INFO L471 AbstractCegarLoop]: Abstraction has 11 states and 11 transitions. [2024-10-31 22:02:47,858 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 7.0) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-31 22:02:47,858 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-10-31 22:02:47,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-10-31 22:02:47,861 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:02:47,862 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:02:47,867 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83336ef2-e0ea-405f-9fb2-a988ddadea4c/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)] Ended with exit code 0 [2024-10-31 22:02:48,062 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83336ef2-e0ea-405f-9fb2-a988ddadea4c/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 22:02:48,063 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-10-31 22:02:48,064 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:02:48,064 INFO L85 PathProgramCache]: Analyzing trace with hash -1807170657, now seen corresponding path program 1 times [2024-10-31 22:02:48,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-31 22:02:48,065 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1834039687] [2024-10-31 22:02:48,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:02:48,066 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 22:02:48,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83336ef2-e0ea-405f-9fb2-a988ddadea4c/bin/uautomizer-verify-4GaUIPS5ZU/mathsat [2024-10-31 22:02:48,069 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83336ef2-e0ea-405f-9fb2-a988ddadea4c/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 22:02:48,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83336ef2-e0ea-405f-9fb2-a988ddadea4c/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 (3)] Waiting until timeout for monitored process [2024-10-31 22:02:48,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:02:48,242 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:02:48,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:02:48,350 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2024-10-31 22:02:48,350 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-31 22:02:48,352 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-10-31 22:02:48,355 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-10-31 22:02:48,362 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83336ef2-e0ea-405f-9fb2-a988ddadea4c/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 (3)] Ended with exit code 0 [2024-10-31 22:02:48,559 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83336ef2-e0ea-405f-9fb2-a988ddadea4c/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 22:02:48,563 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-10-31 22:02:48,587 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-10-31 22:02:48,590 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.10 10:02:48 BoogieIcfgContainer [2024-10-31 22:02:48,591 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-31 22:02:48,591 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-31 22:02:48,592 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-31 22:02:48,592 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-31 22:02:48,592 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:02:47" (3/4) ... [2024-10-31 22:02:48,596 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-10-31 22:02:48,597 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-31 22:02:48,598 INFO L158 Benchmark]: Toolchain (without parser) took 3574.28ms. Allocated memory was 60.8MB in the beginning and 94.4MB in the end (delta: 33.6MB). Free memory was 27.0MB in the beginning and 47.1MB in the end (delta: -20.2MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2024-10-31 22:02:48,599 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 60.8MB. Free memory was 37.4MB in the beginning and 37.3MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:02:48,599 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1461.01ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 26.7MB in the beginning and 45.5MB in the end (delta: -18.8MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2024-10-31 22:02:48,600 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.16ms. Allocated memory is still 77.6MB. Free memory was 45.5MB in the beginning and 42.3MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-31 22:02:48,600 INFO L158 Benchmark]: Boogie Preprocessor took 63.69ms. Allocated memory is still 77.6MB. Free memory was 42.3MB in the beginning and 39.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 22:02:48,601 INFO L158 Benchmark]: RCFGBuilder took 620.91ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 39.2MB in the beginning and 57.3MB in the end (delta: -18.1MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2024-10-31 22:02:48,602 INFO L158 Benchmark]: TraceAbstraction took 1350.42ms. Allocated memory is still 94.4MB. Free memory was 56.8MB in the beginning and 47.6MB in the end (delta: 9.2MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. [2024-10-31 22:02:48,602 INFO L158 Benchmark]: Witness Printer took 5.99ms. Allocated memory is still 94.4MB. Free memory was 47.6MB in the beginning and 47.1MB in the end (delta: 508.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 22:02:48,606 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 60.8MB. Free memory was 37.4MB in the beginning and 37.3MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1461.01ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 26.7MB in the beginning and 45.5MB in the end (delta: -18.8MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.16ms. Allocated memory is still 77.6MB. Free memory was 45.5MB in the beginning and 42.3MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.69ms. Allocated memory is still 77.6MB. Free memory was 42.3MB in the beginning and 39.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 620.91ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 39.2MB in the beginning and 57.3MB in the end (delta: -18.1MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1350.42ms. Allocated memory is still 94.4MB. Free memory was 56.8MB in the beginning and 47.6MB in the end (delta: 9.2MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. * Witness Printer took 5.99ms. Allocated memory is still 94.4MB. Free memory was 47.6MB in the beginning and 47.1MB in the end (delta: 508.0kB). 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 - UnprovableResult [Line: 1562]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1571. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1571] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1572] CALL CWE190_Integer_Overflow__int_max_preinc_32_bad() [L1550] int data; [L1551] int *dataPtr1 = &data; [L1552] int *dataPtr2 = &data; [L1553] data = 0 [L1555] int data = *dataPtr1; [L1555] EXPR \read(*dataPtr1) [L1555] int data = *dataPtr1; [L1556] data = 0x7fffffff [L1557] EXPR \read(data) [L1557] *dataPtr1 = data [L1555] int data = *dataPtr1; [L1560] int data = *dataPtr2; [L1560] EXPR \read(*dataPtr2) [L1560] int data = *dataPtr2; [L1562] EXPR \read(data) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1562] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data={7:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1562]: 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 2 procedures, 19 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 19 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 19 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=19occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 86 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 22:02:48,684 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83336ef2-e0ea-405f-9fb2-a988ddadea4c/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 Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample