./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_18_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_8132e87e-3a09-4f72-8f47-fb2dcbaea689/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8132e87e-3a09-4f72-8f47-fb2dcbaea689/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8132e87e-3a09-4f72-8f47-fb2dcbaea689/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8132e87e-3a09-4f72-8f47-fb2dcbaea689/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_18_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8132e87e-3a09-4f72-8f47-fb2dcbaea689/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8132e87e-3a09-4f72-8f47-fb2dcbaea689/bin/uautomizer-verify-VRDe98Ueme --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 367c604373739c9bb19c08644b0000a522b18c225d964106a6f21bfda07c36fd --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 10:41:35,461 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 10:41:35,536 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8132e87e-3a09-4f72-8f47-fb2dcbaea689/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Overflow-64bit-Automizer_Default.epf [2023-11-26 10:41:35,540 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 10:41:35,541 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 10:41:35,570 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 10:41:35,571 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 10:41:35,571 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 10:41:35,572 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 10:41:35,573 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 10:41:35,573 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 10:41:35,574 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 10:41:35,575 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 10:41:35,575 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 10:41:35,576 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 10:41:35,577 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 10:41:35,577 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 10:41:35,578 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 10:41:35,578 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 10:41:35,579 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 10:41:35,580 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 10:41:35,580 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 10:41:35,581 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-26 10:41:35,581 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-26 10:41:35,582 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 10:41:35,582 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 10:41:35,583 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 10:41:35,584 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 10:41:35,584 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 10:41:35,585 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 10:41:35,585 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:41:35,586 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 10:41:35,586 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 10:41:35,587 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 10:41:35,587 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 10:41:35,588 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 10:41:35,588 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 10:41:35,589 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 10:41:35,590 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 10:41:35,590 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 10:41:35,591 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 10:41:35,591 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_8132e87e-3a09-4f72-8f47-fb2dcbaea689/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8132e87e-3a09-4f72-8f47-fb2dcbaea689/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 367c604373739c9bb19c08644b0000a522b18c225d964106a6f21bfda07c36fd [2023-11-26 10:41:35,898 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 10:41:35,941 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 10:41:35,944 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 10:41:35,947 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 10:41:35,948 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 10:41:35,949 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8132e87e-3a09-4f72-8f47-fb2dcbaea689/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_18_bad.i [2023-11-26 10:41:39,799 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 10:41:40,359 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 10:41:40,359 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8132e87e-3a09-4f72-8f47-fb2dcbaea689/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_18_bad.i [2023-11-26 10:41:40,400 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8132e87e-3a09-4f72-8f47-fb2dcbaea689/bin/uautomizer-verify-VRDe98Ueme/data/63da82e02/bca83e1952ba4097b1b241348edd7928/FLAGbb4f349e8 [2023-11-26 10:41:40,427 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8132e87e-3a09-4f72-8f47-fb2dcbaea689/bin/uautomizer-verify-VRDe98Ueme/data/63da82e02/bca83e1952ba4097b1b241348edd7928 [2023-11-26 10:41:40,436 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 10:41:40,440 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 10:41:40,445 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 10:41:40,445 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 10:41:40,452 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 10:41:40,453 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:41:40" (1/1) ... [2023-11-26 10:41:40,455 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48332ef9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:40, skipping insertion in model container [2023-11-26 10:41:40,455 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:41:40" (1/1) ... [2023-11-26 10:41:40,569 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 10:41:41,819 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:41:41,833 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 10:41:42,030 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:41:42,232 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 10:41:42,232 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 10:41:42,233 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 10:41:42,233 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 10:41:42,243 INFO L206 MainTranslator]: Completed translation [2023-11-26 10:41:42,244 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:42 WrapperNode [2023-11-26 10:41:42,244 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 10:41:42,246 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 10:41:42,247 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 10:41:42,247 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 10:41:42,256 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:42" (1/1) ... [2023-11-26 10:41:42,316 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:42" (1/1) ... [2023-11-26 10:41:42,363 INFO L138 Inliner]: procedures = 498, calls = 55, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 44 [2023-11-26 10:41:42,364 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 10:41:42,365 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 10:41:42,365 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 10:41:42,365 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 10:41:42,380 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:42" (1/1) ... [2023-11-26 10:41:42,380 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:42" (1/1) ... [2023-11-26 10:41:42,390 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:42" (1/1) ... [2023-11-26 10:41:42,419 INFO L175 MemorySlicer]: Split 1 memory accesses to 1 slices as follows [1]. 100 percent of accesses are in the largest equivalence class. The 1 initializations are split as follows [1]. The 0 writes are split as follows [0]. [2023-11-26 10:41:42,423 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:42" (1/1) ... [2023-11-26 10:41:42,423 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:42" (1/1) ... [2023-11-26 10:41:42,439 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:42" (1/1) ... [2023-11-26 10:41:42,455 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:42" (1/1) ... [2023-11-26 10:41:42,458 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:42" (1/1) ... [2023-11-26 10:41:42,459 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:42" (1/1) ... [2023-11-26 10:41:42,463 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 10:41:42,474 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 10:41:42,475 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 10:41:42,475 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 10:41:42,476 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:42" (1/1) ... [2023-11-26 10:41:42,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:41:42,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8132e87e-3a09-4f72-8f47-fb2dcbaea689/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:41:42,518 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8132e87e-3a09-4f72-8f47-fb2dcbaea689/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 10:41:42,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8132e87e-3a09-4f72-8f47-fb2dcbaea689/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 10:41:42,565 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-26 10:41:42,565 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-26 10:41:42,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 10:41:42,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 10:41:42,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 10:41:42,566 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-26 10:41:42,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 10:41:42,748 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 10:41:42,751 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 10:41:42,879 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 10:41:42,920 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 10:41:42,921 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-26 10:41:42,922 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:41:42 BoogieIcfgContainer [2023-11-26 10:41:42,937 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 10:41:42,941 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 10:41:42,941 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 10:41:42,946 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 10:41:42,946 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 10:41:40" (1/3) ... [2023-11-26 10:41:42,947 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@162717f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:41:42, skipping insertion in model container [2023-11-26 10:41:42,948 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:42" (2/3) ... [2023-11-26 10:41:42,948 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@162717f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:41:42, skipping insertion in model container [2023-11-26 10:41:42,948 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:41:42" (3/3) ... [2023-11-26 10:41:42,950 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_multiply_18_bad.i [2023-11-26 10:41:42,976 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 10:41:42,977 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-11-26 10:41:43,048 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 10:41:43,058 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5cf72dcb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 10:41:43,058 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-11-26 10:41:43,065 INFO L276 IsEmpty]: Start isEmpty. Operand has 16 states, 10 states have (on average 1.4) internal successors, (14), 12 states have internal predecessors, (14), 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) [2023-11-26 10:41:43,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-26 10:41:43,078 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:41:43,079 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:41:43,080 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2023-11-26 10:41:43,088 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:41:43,090 INFO L85 PathProgramCache]: Analyzing trace with hash -260806867, now seen corresponding path program 1 times [2023-11-26 10:41:43,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:41:43,104 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2108460702] [2023-11-26 10:41:43,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:41:43,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:41:43,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:43,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:41:43,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:43,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:41:43,531 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:41:43,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2108460702] [2023-11-26 10:41:43,533 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2108460702] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:41:43,534 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:41:43,534 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 10:41:43,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890557765] [2023-11-26 10:41:43,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:41:43,546 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 10:41:43,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:41:43,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 10:41:43,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:41:43,612 INFO L87 Difference]: Start difference. First operand has 16 states, 10 states have (on average 1.4) internal successors, (14), 12 states have internal predecessors, (14), 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) [2023-11-26 10:41:43,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:41:43,666 INFO L93 Difference]: Finished difference Result 20 states and 22 transitions. [2023-11-26 10:41:43,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 10:41:43,669 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 [2023-11-26 10:41:43,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:41:43,683 INFO L225 Difference]: With dead ends: 20 [2023-11-26 10:41:43,686 INFO L226 Difference]: Without dead ends: 11 [2023-11-26 10:41:43,689 INFO L412 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 [2023-11-26 10:41:43,694 INFO L413 NwaCegarLoop]: 6 mSDtfsCounter, 2 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 10:41:43,696 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 12 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 10:41:43,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2023-11-26 10:41:43,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 11. [2023-11-26 10:41:43,732 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) [2023-11-26 10:41:43,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-11-26 10:41:43,735 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 11 transitions. Word has length 9 [2023-11-26 10:41:43,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:41:43,735 INFO L495 AbstractCegarLoop]: Abstraction has 11 states and 11 transitions. [2023-11-26 10:41:43,736 INFO L496 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) [2023-11-26 10:41:43,736 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-11-26 10:41:43,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-26 10:41:43,737 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:41:43,737 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:41:43,738 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-26 10:41:43,738 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2023-11-26 10:41:43,739 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:41:43,739 INFO L85 PathProgramCache]: Analyzing trace with hash 504921767, now seen corresponding path program 1 times [2023-11-26 10:41:43,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:41:43,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558623598] [2023-11-26 10:41:43,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:41:43,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:41:43,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:41:43,769 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 10:41:43,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:41:43,819 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 10:41:43,820 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-26 10:41:43,822 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2023-11-26 10:41:43,825 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2023-11-26 10:41:43,826 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-26 10:41:43,831 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-26 10:41:43,836 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-26 10:41:43,867 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet99 [2023-11-26 10:41:43,890 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 10:41:43 BoogieIcfgContainer [2023-11-26 10:41:43,891 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-26 10:41:43,894 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-26 10:41:43,895 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-26 10:41:43,895 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-26 10:41:43,897 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:41:42" (3/4) ... [2023-11-26 10:41:43,901 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-26 10:41:43,903 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-26 10:41:43,904 INFO L158 Benchmark]: Toolchain (without parser) took 3463.98ms. Allocated memory was 142.6MB in the beginning and 211.8MB in the end (delta: 69.2MB). Free memory was 94.6MB in the beginning and 148.0MB in the end (delta: -53.4MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2023-11-26 10:41:43,907 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 111.1MB. Free memory is still 61.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 10:41:43,911 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1800.17ms. Allocated memory is still 142.6MB. Free memory was 94.3MB in the beginning and 76.2MB in the end (delta: 18.1MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2023-11-26 10:41:43,913 INFO L158 Benchmark]: Boogie Procedure Inliner took 117.98ms. Allocated memory is still 142.6MB. Free memory was 76.2MB in the beginning and 73.4MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-26 10:41:43,916 INFO L158 Benchmark]: Boogie Preprocessor took 108.61ms. Allocated memory is still 142.6MB. Free memory was 73.4MB in the beginning and 71.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-26 10:41:43,919 INFO L158 Benchmark]: RCFGBuilder took 462.75ms. Allocated memory was 142.6MB in the beginning and 211.8MB in the end (delta: 69.2MB). Free memory was 71.3MB in the beginning and 178.2MB in the end (delta: -106.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-26 10:41:43,920 INFO L158 Benchmark]: TraceAbstraction took 950.85ms. Allocated memory is still 211.8MB. Free memory was 178.2MB in the beginning and 148.0MB in the end (delta: 30.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-26 10:41:43,920 INFO L158 Benchmark]: Witness Printer took 9.16ms. Allocated memory is still 211.8MB. Free memory is still 148.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 10:41:43,926 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 111.1MB. Free memory is still 61.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1800.17ms. Allocated memory is still 142.6MB. Free memory was 94.3MB in the beginning and 76.2MB in the end (delta: 18.1MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 117.98ms. Allocated memory is still 142.6MB. Free memory was 76.2MB in the beginning and 73.4MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 108.61ms. Allocated memory is still 142.6MB. Free memory was 73.4MB in the beginning and 71.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 462.75ms. Allocated memory was 142.6MB in the beginning and 211.8MB in the end (delta: 69.2MB). Free memory was 71.3MB in the beginning and 178.2MB in the end (delta: -106.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 950.85ms. Allocated memory is still 211.8MB. Free memory was 178.2MB in the beginning and 148.0MB in the end (delta: 30.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Witness Printer took 9.16ms. Allocated memory is still 211.8MB. Free memory is still 148.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet99 - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * 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: 1559]: 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 1566. 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); [L1566] CALL 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, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1566] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=2147483648, argc=2147483648, argv={2147483650:2147483649}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1567] CALL CWE190_Integer_Overflow__int_max_multiply_18_bad() [L1550] int data; [L1551] data = 0 [L1554] data = 0x7fffffff VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1557] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1559] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1559]: 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, 16 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 12 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 6 mSDtfsCounter, 6 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=16occurred 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, 0.2s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 12 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 [2023-11-26 10:41:43,969 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8132e87e-3a09-4f72-8f47-fb2dcbaea689/bin/uautomizer-verify-VRDe98Ueme/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 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_8132e87e-3a09-4f72-8f47-fb2dcbaea689/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8132e87e-3a09-4f72-8f47-fb2dcbaea689/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8132e87e-3a09-4f72-8f47-fb2dcbaea689/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8132e87e-3a09-4f72-8f47-fb2dcbaea689/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_18_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8132e87e-3a09-4f72-8f47-fb2dcbaea689/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8132e87e-3a09-4f72-8f47-fb2dcbaea689/bin/uautomizer-verify-VRDe98Ueme --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 367c604373739c9bb19c08644b0000a522b18c225d964106a6f21bfda07c36fd --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 10:41:47,198 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 10:41:47,384 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8132e87e-3a09-4f72-8f47-fb2dcbaea689/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2023-11-26 10:41:47,396 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 10:41:47,397 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 10:41:47,398 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-11-26 10:41:47,453 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 10:41:47,454 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 10:41:47,455 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 10:41:47,462 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 10:41:47,463 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 10:41:47,464 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 10:41:47,464 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 10:41:47,467 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 10:41:47,468 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 10:41:47,468 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 10:41:47,470 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 10:41:47,470 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 10:41:47,471 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 10:41:47,473 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 10:41:47,473 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 10:41:47,474 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 10:41:47,475 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-26 10:41:47,475 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-26 10:41:47,476 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-26 10:41:47,476 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-26 10:41:47,477 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-26 10:41:47,478 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 10:41:47,478 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 10:41:47,479 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 10:41:47,481 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 10:41:47,482 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 10:41:47,482 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 10:41:47,482 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:41:47,483 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 10:41:47,483 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 10:41:47,485 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 10:41:47,485 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-26 10:41:47,486 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-26 10:41:47,486 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 10:41:47,487 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 10:41:47,487 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 10:41:47,488 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 10:41:47,488 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 10:41:47,489 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-26 10:41:47,489 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_8132e87e-3a09-4f72-8f47-fb2dcbaea689/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8132e87e-3a09-4f72-8f47-fb2dcbaea689/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 367c604373739c9bb19c08644b0000a522b18c225d964106a6f21bfda07c36fd [2023-11-26 10:41:47,967 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 10:41:47,998 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 10:41:48,001 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 10:41:48,003 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 10:41:48,004 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 10:41:48,006 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8132e87e-3a09-4f72-8f47-fb2dcbaea689/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_18_bad.i [2023-11-26 10:41:51,708 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 10:41:52,228 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 10:41:52,229 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8132e87e-3a09-4f72-8f47-fb2dcbaea689/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_18_bad.i [2023-11-26 10:41:52,261 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8132e87e-3a09-4f72-8f47-fb2dcbaea689/bin/uautomizer-verify-VRDe98Ueme/data/cdc042863/512e28ff464e41ce91df584e79b17ca5/FLAG0852b9949 [2023-11-26 10:41:52,280 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8132e87e-3a09-4f72-8f47-fb2dcbaea689/bin/uautomizer-verify-VRDe98Ueme/data/cdc042863/512e28ff464e41ce91df584e79b17ca5 [2023-11-26 10:41:52,287 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 10:41:52,288 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 10:41:52,292 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 10:41:52,292 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 10:41:52,297 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 10:41:52,298 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:41:52" (1/1) ... [2023-11-26 10:41:52,299 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2422a5a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:52, skipping insertion in model container [2023-11-26 10:41:52,299 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:41:52" (1/1) ... [2023-11-26 10:41:52,418 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 10:41:53,576 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:41:53,591 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 10:41:53,758 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:41:53,908 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 10:41:53,909 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 10:41:53,909 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 10:41:53,909 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 10:41:53,918 INFO L206 MainTranslator]: Completed translation [2023-11-26 10:41:53,919 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:53 WrapperNode [2023-11-26 10:41:53,919 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 10:41:53,921 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 10:41:53,921 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 10:41:53,921 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 10:41:53,927 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:53" (1/1) ... [2023-11-26 10:41:53,971 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:53" (1/1) ... [2023-11-26 10:41:54,019 INFO L138 Inliner]: procedures = 503, calls = 55, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 44 [2023-11-26 10:41:54,020 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 10:41:54,021 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 10:41:54,022 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 10:41:54,022 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 10:41:54,037 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:53" (1/1) ... [2023-11-26 10:41:54,038 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:53" (1/1) ... [2023-11-26 10:41:54,060 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:53" (1/1) ... [2023-11-26 10:41:54,073 INFO L175 MemorySlicer]: Split 1 memory accesses to 1 slices as follows [1]. 100 percent of accesses are in the largest equivalence class. The 1 initializations are split as follows [1]. The 0 writes are split as follows [0]. [2023-11-26 10:41:54,087 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:53" (1/1) ... [2023-11-26 10:41:54,087 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:53" (1/1) ... [2023-11-26 10:41:54,096 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:53" (1/1) ... [2023-11-26 10:41:54,098 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:53" (1/1) ... [2023-11-26 10:41:54,101 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:53" (1/1) ... [2023-11-26 10:41:54,113 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:53" (1/1) ... [2023-11-26 10:41:54,121 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 10:41:54,122 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 10:41:54,123 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 10:41:54,123 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 10:41:54,124 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:53" (1/1) ... [2023-11-26 10:41:54,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:41:54,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8132e87e-3a09-4f72-8f47-fb2dcbaea689/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:41:54,169 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8132e87e-3a09-4f72-8f47-fb2dcbaea689/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 10:41:54,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8132e87e-3a09-4f72-8f47-fb2dcbaea689/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 10:41:54,206 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-26 10:41:54,207 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-26 10:41:54,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-26 10:41:54,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 10:41:54,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 10:41:54,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 10:41:54,207 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-26 10:41:54,389 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 10:41:54,392 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 10:41:54,530 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 10:41:54,578 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 10:41:54,578 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-26 10:41:54,579 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:41:54 BoogieIcfgContainer [2023-11-26 10:41:54,579 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 10:41:54,582 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 10:41:54,582 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 10:41:54,585 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 10:41:54,586 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 10:41:52" (1/3) ... [2023-11-26 10:41:54,587 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d3bccd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:41:54, skipping insertion in model container [2023-11-26 10:41:54,587 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:41:53" (2/3) ... [2023-11-26 10:41:54,587 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d3bccd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:41:54, skipping insertion in model container [2023-11-26 10:41:54,587 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:41:54" (3/3) ... [2023-11-26 10:41:54,589 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_multiply_18_bad.i [2023-11-26 10:41:54,612 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 10:41:54,612 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-11-26 10:41:54,668 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 10:41:54,677 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7be4e00, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 10:41:54,678 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-11-26 10:41:54,682 INFO L276 IsEmpty]: Start isEmpty. Operand has 16 states, 10 states have (on average 1.4) internal successors, (14), 12 states have internal predecessors, (14), 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) [2023-11-26 10:41:54,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-26 10:41:54,706 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:41:54,707 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:41:54,707 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2023-11-26 10:41:54,718 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:41:54,719 INFO L85 PathProgramCache]: Analyzing trace with hash -260806867, now seen corresponding path program 1 times [2023-11-26 10:41:54,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 10:41:54,738 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1899826087] [2023-11-26 10:41:54,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:41:54,739 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 10:41:54,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8132e87e-3a09-4f72-8f47-fb2dcbaea689/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 10:41:54,746 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8132e87e-3a09-4f72-8f47-fb2dcbaea689/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-26 10:41:54,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8132e87e-3a09-4f72-8f47-fb2dcbaea689/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-26 10:41:54,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:41:54,915 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-26 10:41:54,921 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:41:54,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:41:54,973 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:41:54,974 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 10:41:54,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1899826087] [2023-11-26 10:41:54,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1899826087] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:41:54,976 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:41:54,977 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 10:41:54,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772676087] [2023-11-26 10:41:54,982 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:41:54,987 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 10:41:54,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 10:41:55,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 10:41:55,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:41:55,027 INFO L87 Difference]: Start difference. First operand has 16 states, 10 states have (on average 1.4) internal successors, (14), 12 states have internal predecessors, (14), 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) [2023-11-26 10:41:55,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:41:55,073 INFO L93 Difference]: Finished difference Result 20 states and 22 transitions. [2023-11-26 10:41:55,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 10:41:55,076 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 [2023-11-26 10:41:55,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:41:55,085 INFO L225 Difference]: With dead ends: 20 [2023-11-26 10:41:55,085 INFO L226 Difference]: Without dead ends: 11 [2023-11-26 10:41:55,089 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:41:55,093 INFO L413 NwaCegarLoop]: 6 mSDtfsCounter, 2 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 10:41:55,094 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 12 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 10:41:55,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2023-11-26 10:41:55,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 11. [2023-11-26 10:41:55,130 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) [2023-11-26 10:41:55,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-11-26 10:41:55,132 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 11 transitions. Word has length 9 [2023-11-26 10:41:55,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:41:55,133 INFO L495 AbstractCegarLoop]: Abstraction has 11 states and 11 transitions. [2023-11-26 10:41:55,134 INFO L496 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) [2023-11-26 10:41:55,134 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-11-26 10:41:55,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-26 10:41:55,135 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:41:55,135 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:41:55,139 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8132e87e-3a09-4f72-8f47-fb2dcbaea689/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-26 10:41:55,338 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8132e87e-3a09-4f72-8f47-fb2dcbaea689/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 10:41:55,338 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2023-11-26 10:41:55,339 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:41:55,339 INFO L85 PathProgramCache]: Analyzing trace with hash 504921767, now seen corresponding path program 1 times [2023-11-26 10:41:55,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 10:41:55,340 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [441490834] [2023-11-26 10:41:55,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:41:55,340 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 10:41:55,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8132e87e-3a09-4f72-8f47-fb2dcbaea689/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 10:41:55,342 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8132e87e-3a09-4f72-8f47-fb2dcbaea689/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-26 10:41:55,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8132e87e-3a09-4f72-8f47-fb2dcbaea689/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 10:41:55,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:41:55,460 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 10:41:55,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:41:55,518 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2023-11-26 10:41:55,518 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-26 10:41:55,521 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2023-11-26 10:41:55,523 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2023-11-26 10:41:55,530 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8132e87e-3a09-4f72-8f47-fb2dcbaea689/bin/uautomizer-verify-VRDe98Ueme/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)] Forceful destruction successful, exit code 0 [2023-11-26 10:41:55,727 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8132e87e-3a09-4f72-8f47-fb2dcbaea689/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-26 10:41:55,730 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-26 10:41:55,733 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-26 10:41:55,752 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet97 [2023-11-26 10:41:55,763 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 10:41:55 BoogieIcfgContainer [2023-11-26 10:41:55,763 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-26 10:41:55,764 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-26 10:41:55,764 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-26 10:41:55,764 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-26 10:41:55,765 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:41:54" (3/4) ... [2023-11-26 10:41:55,767 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-26 10:41:55,768 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-26 10:41:55,770 INFO L158 Benchmark]: Toolchain (without parser) took 3480.94ms. Allocated memory was 86.0MB in the beginning and 107.0MB in the end (delta: 21.0MB). Free memory was 58.1MB in the beginning and 73.8MB in the end (delta: -15.7MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2023-11-26 10:41:55,770 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 86.0MB. Free memory was 61.4MB in the beginning and 61.3MB in the end (delta: 147.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-26 10:41:55,771 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1628.35ms. Allocated memory was 86.0MB in the beginning and 107.0MB in the end (delta: 21.0MB). Free memory was 57.8MB in the beginning and 60.3MB in the end (delta: -2.5MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. [2023-11-26 10:41:55,772 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.35ms. Allocated memory is still 107.0MB. Free memory was 60.3MB in the beginning and 57.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-26 10:41:55,773 INFO L158 Benchmark]: Boogie Preprocessor took 100.22ms. Allocated memory is still 107.0MB. Free memory was 57.2MB in the beginning and 54.5MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-26 10:41:55,773 INFO L158 Benchmark]: RCFGBuilder took 456.75ms. Allocated memory is still 107.0MB. Free memory was 54.5MB in the beginning and 70.9MB in the end (delta: -16.4MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2023-11-26 10:41:55,774 INFO L158 Benchmark]: TraceAbstraction took 1181.57ms. Allocated memory is still 107.0MB. Free memory was 70.3MB in the beginning and 74.6MB in the end (delta: -4.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 10:41:55,775 INFO L158 Benchmark]: Witness Printer took 4.93ms. Allocated memory is still 107.0MB. Free memory was 74.6MB in the beginning and 73.8MB in the end (delta: 814.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-26 10:41:55,778 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 86.0MB. Free memory was 61.4MB in the beginning and 61.3MB in the end (delta: 147.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1628.35ms. Allocated memory was 86.0MB in the beginning and 107.0MB in the end (delta: 21.0MB). Free memory was 57.8MB in the beginning and 60.3MB in the end (delta: -2.5MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.35ms. Allocated memory is still 107.0MB. Free memory was 60.3MB in the beginning and 57.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 100.22ms. Allocated memory is still 107.0MB. Free memory was 57.2MB in the beginning and 54.5MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 456.75ms. Allocated memory is still 107.0MB. Free memory was 54.5MB in the beginning and 70.9MB in the end (delta: -16.4MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1181.57ms. Allocated memory is still 107.0MB. Free memory was 70.3MB in the beginning and 74.6MB in the end (delta: -4.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.93ms. Allocated memory is still 107.0MB. Free memory was 74.6MB in the beginning and 73.8MB in the end (delta: 814.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet97 - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * 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: 1559]: 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 1566. 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); [L1566] CALL 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, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1566] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=12, argc=12, argv={13:12}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1567] CALL CWE190_Integer_Overflow__int_max_multiply_18_bad() [L1550] int data; [L1551] data = 0 [L1554] data = 0x7fffffff VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1557] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1559] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1559]: 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, 16 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 12 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 6 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=16occurred 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, 0.1s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 12 SizeOfPredicates, 0 NumberOfNonLiveVariables, 39 ConjunctsInSsa, 2 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 [2023-11-26 10:41:55,818 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8132e87e-3a09-4f72-8f47-fb2dcbaea689/bin/uautomizer-verify-VRDe98Ueme/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