./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_52_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ab44-38f4-44a2-8725-2757ea4d7b51/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ab44-38f4-44a2-8725-2757ea4d7b51/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_ab81ab44-38f4-44a2-8725-2757ea4d7b51/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ab44-38f4-44a2-8725-2757ea4d7b51/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_52_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ab44-38f4-44a2-8725-2757ea4d7b51/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_ab81ab44-38f4-44a2-8725-2757ea4d7b51/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 14ace4d37b9d05d72e2108ce2fde785d8d20b72b4fac9046d95464fa24464b86 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 11:43:43,496 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 11:43:43,595 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ab44-38f4-44a2-8725-2757ea4d7b51/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Overflow-64bit-Automizer_Default.epf [2023-11-26 11:43:43,607 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 11:43:43,608 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 11:43:43,643 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 11:43:43,644 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 11:43:43,645 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 11:43:43,646 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 11:43:43,647 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 11:43:43,647 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 11:43:43,648 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 11:43:43,649 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 11:43:43,650 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 11:43:43,651 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 11:43:43,651 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 11:43:43,652 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 11:43:43,653 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 11:43:43,653 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 11:43:43,654 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 11:43:43,655 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 11:43:43,655 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 11:43:43,656 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-26 11:43:43,656 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-26 11:43:43,657 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 11:43:43,657 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 11:43:43,658 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 11:43:43,659 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 11:43:43,659 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 11:43:43,660 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 11:43:43,660 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:43:43,661 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 11:43:43,661 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 11:43:43,661 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 11:43:43,662 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 11:43:43,662 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 11:43:43,662 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 11:43:43,662 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 11:43:43,663 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 11:43:43,663 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 11:43:43,663 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 11:43:43,664 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_ab81ab44-38f4-44a2-8725-2757ea4d7b51/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ab44-38f4-44a2-8725-2757ea4d7b51/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14ace4d37b9d05d72e2108ce2fde785d8d20b72b4fac9046d95464fa24464b86 [2023-11-26 11:43:43,930 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 11:43:43,952 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 11:43:43,955 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 11:43:43,956 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 11:43:43,957 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 11:43:43,958 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ab44-38f4-44a2-8725-2757ea4d7b51/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_52_good.i [2023-11-26 11:43:47,105 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 11:43:47,517 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 11:43:47,518 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ab44-38f4-44a2-8725-2757ea4d7b51/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_52_good.i [2023-11-26 11:43:47,553 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ab44-38f4-44a2-8725-2757ea4d7b51/bin/uautomizer-verify-VRDe98Ueme/data/0e02d111a/bdd5b64b71e144698edb18f2872a4d13/FLAG7a3cab2d6 [2023-11-26 11:43:47,573 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ab44-38f4-44a2-8725-2757ea4d7b51/bin/uautomizer-verify-VRDe98Ueme/data/0e02d111a/bdd5b64b71e144698edb18f2872a4d13 [2023-11-26 11:43:47,579 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 11:43:47,582 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 11:43:47,584 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 11:43:47,584 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 11:43:47,590 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 11:43:47,591 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:43:47" (1/1) ... [2023-11-26 11:43:47,592 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f5a9c9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:43:47, skipping insertion in model container [2023-11-26 11:43:47,593 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:43:47" (1/1) ... [2023-11-26 11:43:47,675 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 11:43:48,825 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:43:48,874 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 11:43:49,042 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:43:49,183 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 11:43:49,183 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 11:43:49,183 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 11:43:49,184 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 11:43:49,192 INFO L206 MainTranslator]: Completed translation [2023-11-26 11:43:49,192 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:43:49 WrapperNode [2023-11-26 11:43:49,193 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 11:43:49,194 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 11:43:49,194 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 11:43:49,194 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 11:43:49,202 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:43:49" (1/1) ... [2023-11-26 11:43:49,247 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:43:49" (1/1) ... [2023-11-26 11:43:49,302 INFO L138 Inliner]: procedures = 504, calls = 64, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 112 [2023-11-26 11:43:49,302 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 11:43:49,304 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 11:43:49,304 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 11:43:49,304 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 11:43:49,316 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:43:49" (1/1) ... [2023-11-26 11:43:49,316 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:43:49" (1/1) ... [2023-11-26 11:43:49,335 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:43:49" (1/1) ... [2023-11-26 11:43:49,350 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 11:43:49,364 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:43:49" (1/1) ... [2023-11-26 11:43:49,364 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:43:49" (1/1) ... [2023-11-26 11:43:49,370 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:43:49" (1/1) ... [2023-11-26 11:43:49,381 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:43:49" (1/1) ... [2023-11-26 11:43:49,383 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:43:49" (1/1) ... [2023-11-26 11:43:49,390 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:43:49" (1/1) ... [2023-11-26 11:43:49,394 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 11:43:49,400 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 11:43:49,400 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 11:43:49,400 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 11:43:49,401 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:43:49" (1/1) ... [2023-11-26 11:43:49,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:43:49,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ab44-38f4-44a2-8725-2757ea4d7b51/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:43:49,436 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ab44-38f4-44a2-8725-2757ea4d7b51/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 11:43:49,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ab44-38f4-44a2-8725-2757ea4d7b51/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 11:43:49,475 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-26 11:43:49,475 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-26 11:43:49,476 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-26 11:43:49,476 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-26 11:43:49,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 11:43:49,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 11:43:49,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 11:43:49,477 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-26 11:43:49,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 11:43:49,640 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 11:43:49,643 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 11:43:49,950 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 11:43:49,989 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 11:43:49,989 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-26 11:43:49,990 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:43:49 BoogieIcfgContainer [2023-11-26 11:43:49,990 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 11:43:49,993 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 11:43:49,993 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 11:43:49,997 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 11:43:49,997 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 11:43:47" (1/3) ... [2023-11-26 11:43:49,998 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d8feefa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:43:49, skipping insertion in model container [2023-11-26 11:43:49,998 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:43:49" (2/3) ... [2023-11-26 11:43:49,999 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d8feefa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:43:49, skipping insertion in model container [2023-11-26 11:43:49,999 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:43:49" (3/3) ... [2023-11-26 11:43:50,000 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_multiply_52_good.i [2023-11-26 11:43:50,023 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 11:43:50,023 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2023-11-26 11:43:50,069 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 11:43:50,076 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;@4f87a680, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 11:43:50,077 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2023-11-26 11:43:50,082 INFO L276 IsEmpty]: Start isEmpty. Operand has 49 states, 37 states have (on average 1.5675675675675675) internal successors, (58), 41 states have internal predecessors, (58), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2023-11-26 11:43:50,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-26 11:43:50,090 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:43:50,091 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:43:50,091 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2023-11-26 11:43:50,097 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:43:50,098 INFO L85 PathProgramCache]: Analyzing trace with hash -1157530665, now seen corresponding path program 1 times [2023-11-26 11:43:50,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:43:50,108 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [632140693] [2023-11-26 11:43:50,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:43:50,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:43:50,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:43:50,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:43:50,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:43:50,464 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 11:43:50,480 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:43:50,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [632140693] [2023-11-26 11:43:50,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [632140693] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:43:50,482 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:43:50,482 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 11:43:50,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [877421097] [2023-11-26 11:43:50,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:43:50,489 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 11:43:50,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:43:50,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 11:43:50,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:43:50,546 INFO L87 Difference]: Start difference. First operand has 49 states, 37 states have (on average 1.5675675675675675) internal successors, (58), 41 states have internal predecessors, (58), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) 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 11:43:50,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:43:50,623 INFO L93 Difference]: Finished difference Result 88 states and 123 transitions. [2023-11-26 11:43:50,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 11:43:50,626 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 11:43:50,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:43:50,651 INFO L225 Difference]: With dead ends: 88 [2023-11-26 11:43:50,652 INFO L226 Difference]: Without dead ends: 39 [2023-11-26 11:43:50,655 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 11:43:50,663 INFO L413 NwaCegarLoop]: 57 mSDtfsCounter, 3 mSDsluCounter, 54 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 111 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 11:43:50,664 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 111 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 11:43:50,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2023-11-26 11:43:50,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2023-11-26 11:43:50,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 33 states have (on average 1.4545454545454546) internal successors, (48), 34 states have internal predecessors, (48), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-26 11:43:50,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 52 transitions. [2023-11-26 11:43:50,702 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 52 transitions. Word has length 9 [2023-11-26 11:43:50,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:43:50,703 INFO L495 AbstractCegarLoop]: Abstraction has 39 states and 52 transitions. [2023-11-26 11:43:50,703 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 11:43:50,703 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 52 transitions. [2023-11-26 11:43:50,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-26 11:43:50,705 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:43:50,705 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:43:50,705 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-26 11:43:50,706 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2023-11-26 11:43:50,707 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:43:50,707 INFO L85 PathProgramCache]: Analyzing trace with hash -659759405, now seen corresponding path program 1 times [2023-11-26 11:43:50,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:43:50,708 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [76676049] [2023-11-26 11:43:50,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:43:50,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:43:50,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:43:50,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:43:50,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:43:50,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-26 11:43:50,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:43:50,839 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 11:43:50,840 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:43:50,840 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [76676049] [2023-11-26 11:43:50,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [76676049] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:43:50,841 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:43:50,841 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 11:43:50,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1979136520] [2023-11-26 11:43:50,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:43:50,843 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 11:43:50,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:43:50,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 11:43:50,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:43:50,845 INFO L87 Difference]: Start difference. First operand 39 states and 52 transitions. Second operand has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-26 11:43:50,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:43:50,866 INFO L93 Difference]: Finished difference Result 39 states and 52 transitions. [2023-11-26 11:43:50,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 11:43:50,866 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 24 [2023-11-26 11:43:50,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:43:50,868 INFO L225 Difference]: With dead ends: 39 [2023-11-26 11:43:50,868 INFO L226 Difference]: Without dead ends: 38 [2023-11-26 11:43:50,869 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 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 11:43:50,871 INFO L413 NwaCegarLoop]: 45 mSDtfsCounter, 2 mSDsluCounter, 43 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 88 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 11:43:50,871 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 88 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 11:43:50,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2023-11-26 11:43:50,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2023-11-26 11:43:50,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 33 states have (on average 1.4242424242424243) internal successors, (47), 33 states have internal predecessors, (47), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-26 11:43:50,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 51 transitions. [2023-11-26 11:43:50,879 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 51 transitions. Word has length 24 [2023-11-26 11:43:50,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:43:50,880 INFO L495 AbstractCegarLoop]: Abstraction has 38 states and 51 transitions. [2023-11-26 11:43:50,880 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-26 11:43:50,880 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 51 transitions. [2023-11-26 11:43:50,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-26 11:43:50,882 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:43:50,882 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:43:50,882 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-26 11:43:50,883 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2023-11-26 11:43:50,883 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:43:50,884 INFO L85 PathProgramCache]: Analyzing trace with hash 1022295071, now seen corresponding path program 1 times [2023-11-26 11:43:50,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:43:50,884 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025347261] [2023-11-26 11:43:50,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:43:50,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:43:50,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:43:50,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:43:50,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:43:50,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-26 11:43:50,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:43:50,975 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 11:43:50,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:43:50,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1025347261] [2023-11-26 11:43:50,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1025347261] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:43:50,976 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:43:50,976 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 11:43:50,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242710603] [2023-11-26 11:43:50,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:43:50,977 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 11:43:50,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:43:50,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 11:43:50,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:43:50,979 INFO L87 Difference]: Start difference. First operand 38 states and 51 transitions. Second operand has 3 states, 2 states have (on average 10.5) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-26 11:43:50,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:43:50,998 INFO L93 Difference]: Finished difference Result 38 states and 51 transitions. [2023-11-26 11:43:50,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 11:43:50,999 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 10.5) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 25 [2023-11-26 11:43:50,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:43:51,000 INFO L225 Difference]: With dead ends: 38 [2023-11-26 11:43:51,000 INFO L226 Difference]: Without dead ends: 0 [2023-11-26 11:43:51,001 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 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 11:43:51,002 INFO L413 NwaCegarLoop]: 46 mSDtfsCounter, 0 mSDsluCounter, 43 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 89 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 11:43:51,003 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 89 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 11:43:51,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-26 11:43:51,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-26 11:43:51,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 11:43:51,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-26 11:43:51,005 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2023-11-26 11:43:51,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:43:51,006 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-26 11:43:51,006 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 10.5) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-26 11:43:51,006 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-26 11:43:51,006 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-26 11:43:51,009 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 4 remaining) [2023-11-26 11:43:51,010 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 4 remaining) [2023-11-26 11:43:51,010 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 4 remaining) [2023-11-26 11:43:51,011 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 4 remaining) [2023-11-26 11:43:51,011 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-26 11:43:51,013 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-26 11:43:51,031 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1412 1418) the Hoare annotation is: true [2023-11-26 11:43:51,031 INFO L899 garLoopResultBuilder]: For program point printLineEXIT(lines 1412 1418) no Hoare annotation was computed. [2023-11-26 11:43:51,031 INFO L899 garLoopResultBuilder]: For program point L1414(lines 1414 1417) no Hoare annotation was computed. [2023-11-26 11:43:51,032 INFO L899 garLoopResultBuilder]: For program point L1414-2(lines 1412 1418) no Hoare annotation was computed. [2023-11-26 11:43:51,032 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1426 1429) the Hoare annotation is: true [2023-11-26 11:43:51,032 INFO L899 garLoopResultBuilder]: For program point printIntLineEXIT(lines 1426 1429) no Hoare annotation was computed. [2023-11-26 11:43:51,032 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1601) no Hoare annotation was computed. [2023-11-26 11:43:51,033 INFO L902 garLoopResultBuilder]: At program point L1572(line 1572) the Hoare annotation is: true [2023-11-26 11:43:51,033 INFO L899 garLoopResultBuilder]: For program point L1572-1(line 1572) no Hoare annotation was computed. [2023-11-26 11:43:51,033 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1591) no Hoare annotation was computed. [2023-11-26 11:43:51,033 INFO L899 garLoopResultBuilder]: For program point L1597(lines 1597 1608) no Hoare annotation was computed. [2023-11-26 11:43:51,034 INFO L899 garLoopResultBuilder]: For program point L1589(lines 1589 1593) no Hoare annotation was computed. [2023-11-26 11:43:51,034 INFO L902 garLoopResultBuilder]: At program point L1606(line 1606) the Hoare annotation is: true [2023-11-26 11:43:51,034 INFO L899 garLoopResultBuilder]: For program point L1606-1(line 1606) no Hoare annotation was computed. [2023-11-26 11:43:51,034 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1591) no Hoare annotation was computed. [2023-11-26 11:43:51,035 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-26 11:43:51,035 INFO L902 garLoopResultBuilder]: At program point L1574(line 1574) the Hoare annotation is: true [2023-11-26 11:43:51,035 INFO L899 garLoopResultBuilder]: For program point L1574-1(line 1574) no Hoare annotation was computed. [2023-11-26 11:43:51,035 INFO L899 garLoopResultBuilder]: For program point L1599(lines 1599 1607) no Hoare annotation was computed. [2023-11-26 11:43:51,035 INFO L899 garLoopResultBuilder]: For program point L1591(line 1591) no Hoare annotation was computed. [2023-11-26 11:43:51,036 INFO L899 garLoopResultBuilder]: For program point L1591-1(line 1591) no Hoare annotation was computed. [2023-11-26 11:43:51,036 INFO L895 garLoopResultBuilder]: At program point L1592(line 1592) the Hoare annotation is: (= |ULTIMATE.start_CWE190_Integer_Overflow__int_rand_multiply_52c_goodG2BSink_~data#1| 2) [2023-11-26 11:43:51,036 INFO L899 garLoopResultBuilder]: For program point L1592-1(line 1592) no Hoare annotation was computed. [2023-11-26 11:43:51,036 INFO L899 garLoopResultBuilder]: For program point L1601(line 1601) no Hoare annotation was computed. [2023-11-26 11:43:51,036 INFO L899 garLoopResultBuilder]: For program point L1601-1(line 1601) no Hoare annotation was computed. [2023-11-26 11:43:51,037 INFO L902 garLoopResultBuilder]: At program point L1602(line 1602) the Hoare annotation is: true [2023-11-26 11:43:51,037 INFO L899 garLoopResultBuilder]: For program point L1602-1(line 1602) no Hoare annotation was computed. [2023-11-26 11:43:51,037 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-26 11:43:51,037 INFO L899 garLoopResultBuilder]: For program point L1561(line 1561) no Hoare annotation was computed. [2023-11-26 11:43:51,038 INFO L899 garLoopResultBuilder]: For program point L1561-1(line 1561) no Hoare annotation was computed. [2023-11-26 11:43:51,038 INFO L899 garLoopResultBuilder]: For program point L1561-3(line 1561) no Hoare annotation was computed. [2023-11-26 11:43:51,038 INFO L899 garLoopResultBuilder]: For program point L1561-5(line 1561) no Hoare annotation was computed. [2023-11-26 11:43:51,038 INFO L899 garLoopResultBuilder]: For program point L1561-7(line 1561) no Hoare annotation was computed. [2023-11-26 11:43:51,038 INFO L899 garLoopResultBuilder]: For program point L1561-8(line 1561) no Hoare annotation was computed. [2023-11-26 11:43:51,039 INFO L899 garLoopResultBuilder]: For program point L1561-10(line 1561) no Hoare annotation was computed. [2023-11-26 11:43:51,039 INFO L899 garLoopResultBuilder]: For program point L1561-12(line 1561) no Hoare annotation was computed. [2023-11-26 11:43:51,039 INFO L899 garLoopResultBuilder]: For program point L1561-14(line 1561) no Hoare annotation was computed. [2023-11-26 11:43:51,039 INFO L899 garLoopResultBuilder]: For program point L1561-16(line 1561) no Hoare annotation was computed. [2023-11-26 11:43:51,039 INFO L899 garLoopResultBuilder]: For program point L1561-18(line 1561) no Hoare annotation was computed. [2023-11-26 11:43:51,040 INFO L899 garLoopResultBuilder]: For program point L1561-20(line 1561) no Hoare annotation was computed. [2023-11-26 11:43:51,040 INFO L899 garLoopResultBuilder]: For program point L1561-22(line 1561) no Hoare annotation was computed. [2023-11-26 11:43:51,040 INFO L899 garLoopResultBuilder]: For program point L1561-23(line 1561) no Hoare annotation was computed. [2023-11-26 11:43:51,040 INFO L899 garLoopResultBuilder]: For program point L1561-25(line 1561) no Hoare annotation was computed. [2023-11-26 11:43:51,040 INFO L899 garLoopResultBuilder]: For program point L1561-27(line 1561) no Hoare annotation was computed. [2023-11-26 11:43:51,041 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1601) no Hoare annotation was computed. [2023-11-26 11:43:51,041 INFO L899 garLoopResultBuilder]: For program point L1561-29(line 1561) no Hoare annotation was computed. [2023-11-26 11:43:51,041 INFO L899 garLoopResultBuilder]: For program point L1561-30(line 1561) no Hoare annotation was computed. [2023-11-26 11:43:51,041 INFO L899 garLoopResultBuilder]: For program point L1595(lines 1595 1609) no Hoare annotation was computed. [2023-11-26 11:43:51,042 INFO L899 garLoopResultBuilder]: For program point L1587(lines 1587 1594) no Hoare annotation was computed. [2023-11-26 11:43:51,045 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-26 11:43:51,048 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-26 11:43:51,053 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 11:43:51 BoogieIcfgContainer [2023-11-26 11:43:51,054 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-26 11:43:51,054 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-26 11:43:51,055 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-26 11:43:51,055 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-26 11:43:51,055 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:43:49" (3/4) ... [2023-11-26 11:43:51,058 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-26 11:43:51,062 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-26 11:43:51,062 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-26 11:43:51,069 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2023-11-26 11:43:51,069 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2023-11-26 11:43:51,070 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-26 11:43:51,070 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-26 11:43:51,176 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ab44-38f4-44a2-8725-2757ea4d7b51/bin/uautomizer-verify-VRDe98Ueme/witness.graphml [2023-11-26 11:43:51,177 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ab44-38f4-44a2-8725-2757ea4d7b51/bin/uautomizer-verify-VRDe98Ueme/witness.yml [2023-11-26 11:43:51,177 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-26 11:43:51,178 INFO L158 Benchmark]: Toolchain (without parser) took 3596.59ms. Allocated memory was 138.4MB in the beginning and 182.5MB in the end (delta: 44.0MB). Free memory was 89.1MB in the beginning and 80.3MB in the end (delta: 8.8MB). Peak memory consumption was 53.2MB. Max. memory is 16.1GB. [2023-11-26 11:43:51,178 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 104.9MB. Free memory is still 55.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 11:43:51,179 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1609.04ms. Allocated memory is still 138.4MB. Free memory was 89.1MB in the beginning and 66.3MB in the end (delta: 22.7MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. [2023-11-26 11:43:51,179 INFO L158 Benchmark]: Boogie Procedure Inliner took 108.62ms. Allocated memory is still 138.4MB. Free memory was 66.3MB in the beginning and 63.0MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-26 11:43:51,180 INFO L158 Benchmark]: Boogie Preprocessor took 95.68ms. Allocated memory is still 138.4MB. Free memory was 63.0MB in the beginning and 60.1MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-26 11:43:51,180 INFO L158 Benchmark]: RCFGBuilder took 590.43ms. Allocated memory was 138.4MB in the beginning and 182.5MB in the end (delta: 44.0MB). Free memory was 60.1MB in the beginning and 144.2MB in the end (delta: -84.2MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2023-11-26 11:43:51,181 INFO L158 Benchmark]: TraceAbstraction took 1060.86ms. Allocated memory is still 182.5MB. Free memory was 143.2MB in the beginning and 86.6MB in the end (delta: 56.6MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2023-11-26 11:43:51,181 INFO L158 Benchmark]: Witness Printer took 123.01ms. Allocated memory is still 182.5MB. Free memory was 86.6MB in the beginning and 80.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-26 11:43:51,184 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 104.9MB. Free memory is still 55.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1609.04ms. Allocated memory is still 138.4MB. Free memory was 89.1MB in the beginning and 66.3MB in the end (delta: 22.7MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 108.62ms. Allocated memory is still 138.4MB. Free memory was 66.3MB in the beginning and 63.0MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 95.68ms. Allocated memory is still 138.4MB. Free memory was 63.0MB in the beginning and 60.1MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 590.43ms. Allocated memory was 138.4MB in the beginning and 182.5MB in the end (delta: 44.0MB). Free memory was 60.1MB in the beginning and 144.2MB in the end (delta: -84.2MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1060.86ms. Allocated memory is still 182.5MB. Free memory was 143.2MB in the beginning and 86.6MB in the end (delta: 56.6MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * Witness Printer took 123.01ms. Allocated memory is still 182.5MB. Free memory was 86.6MB in the beginning and 80.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. 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 - PositiveResult [Line: 1591]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1591]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1601]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1601]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 49 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5 mSDsluCounter, 288 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 140 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 32 IncrementalHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 148 mSDtfsCounter, 32 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=49occurred in iteration=0, InterpolantAutomatonStates: 9, 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, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 13 PreInvPairs, 16 NumberOfFragments, 9 HoareAnnotationTreeSize, 13 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 58 NumberOfCodeBlocks, 58 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 55 ConstructedInterpolants, 0 QuantifiedInterpolants, 67 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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 - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-11-26 11:43:51,207 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab81ab44-38f4-44a2-8725-2757ea4d7b51/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: TRUE