./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_12_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_fb3c2649-e506-4388-a30b-24b288b61af9/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb3c2649-e506-4388-a30b-24b288b61af9/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb3c2649-e506-4388-a30b-24b288b61af9/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb3c2649-e506-4388-a30b-24b288b61af9/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_12_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb3c2649-e506-4388-a30b-24b288b61af9/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb3c2649-e506-4388-a30b-24b288b61af9/bin/uautomizer-verify-BQ2R08f2Ya --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 2209ebfbaa9d1e33237a41426aa8e5d6338df3d46402e81c7654662c2bfe9c63 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 02:32:12,766 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 02:32:12,836 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb3c2649-e506-4388-a30b-24b288b61af9/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Overflow-64bit-Automizer_Default.epf [2023-11-29 02:32:12,840 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 02:32:12,841 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 02:32:12,864 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 02:32:12,864 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 02:32:12,865 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 02:32:12,866 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 02:32:12,866 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 02:32:12,867 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 02:32:12,867 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 02:32:12,868 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 02:32:12,868 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 02:32:12,869 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 02:32:12,869 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 02:32:12,870 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 02:32:12,870 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 02:32:12,871 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 02:32:12,871 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 02:32:12,872 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 02:32:12,873 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 02:32:12,873 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-29 02:32:12,873 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-29 02:32:12,874 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 02:32:12,874 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 02:32:12,875 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 02:32:12,875 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 02:32:12,876 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 02:32:12,876 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 02:32:12,876 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 02:32:12,877 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 02:32:12,877 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 02:32:12,878 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 02:32:12,878 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 02:32:12,878 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 02:32:12,878 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 02:32:12,879 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 02:32:12,879 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 02:32:12,879 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 02:32:12,879 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 02:32:12,879 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_fb3c2649-e506-4388-a30b-24b288b61af9/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb3c2649-e506-4388-a30b-24b288b61af9/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2209ebfbaa9d1e33237a41426aa8e5d6338df3d46402e81c7654662c2bfe9c63 [2023-11-29 02:32:13,112 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 02:32:13,134 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 02:32:13,137 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 02:32:13,138 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 02:32:13,138 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 02:32:13,140 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb3c2649-e506-4388-a30b-24b288b61af9/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_12_good.i [2023-11-29 02:32:15,890 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 02:32:16,176 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 02:32:16,177 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb3c2649-e506-4388-a30b-24b288b61af9/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_12_good.i [2023-11-29 02:32:16,198 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb3c2649-e506-4388-a30b-24b288b61af9/bin/uautomizer-verify-BQ2R08f2Ya/data/9dc5cbf0b/aa84b0c0f4af4386ab4b27aa337c6625/FLAG4974b2740 [2023-11-29 02:32:16,210 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb3c2649-e506-4388-a30b-24b288b61af9/bin/uautomizer-verify-BQ2R08f2Ya/data/9dc5cbf0b/aa84b0c0f4af4386ab4b27aa337c6625 [2023-11-29 02:32:16,212 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 02:32:16,214 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 02:32:16,215 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 02:32:16,215 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 02:32:16,219 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 02:32:16,220 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 02:32:16" (1/1) ... [2023-11-29 02:32:16,221 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e4f63a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:32:16, skipping insertion in model container [2023-11-29 02:32:16,221 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 02:32:16" (1/1) ... [2023-11-29 02:32:16,289 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 02:32:17,094 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 02:32:17,105 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 02:32:17,181 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 02:32:17,266 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 02:32:17,267 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 02:32:17,267 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 02:32:17,267 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 02:32:17,273 INFO L206 MainTranslator]: Completed translation [2023-11-29 02:32:17,273 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:32:17 WrapperNode [2023-11-29 02:32:17,273 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 02:32:17,274 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 02:32:17,274 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 02:32:17,274 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 02:32:17,280 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:32:17" (1/1) ... [2023-11-29 02:32:17,307 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:32:17" (1/1) ... [2023-11-29 02:32:17,339 INFO L138 Inliner]: procedures = 500, calls = 68, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 193 [2023-11-29 02:32:17,340 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 02:32:17,341 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 02:32:17,341 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 02:32:17,341 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 02:32:17,353 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:32:17" (1/1) ... [2023-11-29 02:32:17,353 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:32:17" (1/1) ... [2023-11-29 02:32:17,359 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:32:17" (1/1) ... [2023-11-29 02:32:17,375 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]. [2023-11-29 02:32:17,375 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:32:17" (1/1) ... [2023-11-29 02:32:17,376 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:32:17" (1/1) ... [2023-11-29 02:32:17,396 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:32:17" (1/1) ... [2023-11-29 02:32:17,399 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:32:17" (1/1) ... [2023-11-29 02:32:17,402 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:32:17" (1/1) ... [2023-11-29 02:32:17,404 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:32:17" (1/1) ... [2023-11-29 02:32:17,408 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 02:32:17,408 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 02:32:17,409 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 02:32:17,409 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 02:32:17,409 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:32:17" (1/1) ... [2023-11-29 02:32:17,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 02:32:17,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb3c2649-e506-4388-a30b-24b288b61af9/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:32:17,467 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb3c2649-e506-4388-a30b-24b288b61af9/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 02:32:17,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb3c2649-e506-4388-a30b-24b288b61af9/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 02:32:17,511 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-29 02:32:17,511 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-29 02:32:17,511 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrueOrFalse [2023-11-29 02:32:17,511 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrueOrFalse [2023-11-29 02:32:17,512 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-29 02:32:17,512 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-29 02:32:17,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 02:32:17,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 02:32:17,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 02:32:17,512 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-29 02:32:17,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 02:32:17,650 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 02:32:17,651 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 02:32:17,932 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 02:32:17,961 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 02:32:17,961 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-29 02:32:17,962 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:32:17 BoogieIcfgContainer [2023-11-29 02:32:17,962 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 02:32:17,964 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 02:32:17,965 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 02:32:17,968 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 02:32:17,968 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 02:32:16" (1/3) ... [2023-11-29 02:32:17,968 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3537d913 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 02:32:17, skipping insertion in model container [2023-11-29 02:32:17,969 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:32:17" (2/3) ... [2023-11-29 02:32:17,969 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3537d913 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 02:32:17, skipping insertion in model container [2023-11-29 02:32:17,969 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:32:17" (3/3) ... [2023-11-29 02:32:17,970 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_multiply_12_good.i [2023-11-29 02:32:17,988 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 02:32:17,988 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-11-29 02:32:18,037 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 02:32:18,044 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;@2d246575, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 02:32:18,044 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2023-11-29 02:32:18,049 INFO L276 IsEmpty]: Start isEmpty. Operand has 98 states, 74 states have (on average 1.6081081081081081) internal successors, (119), 82 states have internal predecessors, (119), 12 states have call successors, (12), 3 states have call predecessors, (12), 3 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-11-29 02:32:18,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-29 02:32:18,058 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:32:18,058 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:32:18,059 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-29 02:32:18,064 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:32:18,064 INFO L85 PathProgramCache]: Analyzing trace with hash 1960668556, now seen corresponding path program 1 times [2023-11-29 02:32:18,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:32:18,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702669970] [2023-11-29 02:32:18,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:32:18,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:32:18,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:32:18,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 02:32:18,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:32:18,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 02:32:18,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:32:18,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-29 02:32:18,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:32:18,386 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-29 02:32:18,387 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:32:18,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [702669970] [2023-11-29 02:32:18,388 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [702669970] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:32:18,388 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:32:18,388 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 02:32:18,390 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [226819511] [2023-11-29 02:32:18,391 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:32:18,395 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 02:32:18,395 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:32:18,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 02:32:18,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 02:32:18,427 INFO L87 Difference]: Start difference. First operand has 98 states, 74 states have (on average 1.6081081081081081) internal successors, (119), 82 states have internal predecessors, (119), 12 states have call successors, (12), 3 states have call predecessors, (12), 3 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-11-29 02:32:18,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:32:18,500 INFO L93 Difference]: Finished difference Result 99 states and 144 transitions. [2023-11-29 02:32:18,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 02:32:18,502 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 26 [2023-11-29 02:32:18,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:32:18,509 INFO L225 Difference]: With dead ends: 99 [2023-11-29 02:32:18,509 INFO L226 Difference]: Without dead ends: 89 [2023-11-29 02:32:18,511 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 [2023-11-29 02:32:18,515 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 13 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 237 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 02:32:18,516 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 237 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 02:32:18,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2023-11-29 02:32:18,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 88. [2023-11-29 02:32:18,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 70 states have (on average 1.5571428571428572) internal successors, (109), 75 states have internal predecessors, (109), 9 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2023-11-29 02:32:18,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 127 transitions. [2023-11-29 02:32:18,560 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 127 transitions. Word has length 26 [2023-11-29 02:32:18,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:32:18,562 INFO L495 AbstractCegarLoop]: Abstraction has 88 states and 127 transitions. [2023-11-29 02:32:18,562 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-11-29 02:32:18,563 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 127 transitions. [2023-11-29 02:32:18,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-29 02:32:18,565 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:32:18,565 INFO L195 NwaCegarLoop]: trace histogram [2, 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] [2023-11-29 02:32:18,565 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-29 02:32:18,565 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-29 02:32:18,566 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:32:18,566 INFO L85 PathProgramCache]: Analyzing trace with hash 651183311, now seen corresponding path program 1 times [2023-11-29 02:32:18,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:32:18,567 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542159152] [2023-11-29 02:32:18,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:32:18,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:32:18,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:32:18,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 02:32:18,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:32:18,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 02:32:18,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:32:18,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-29 02:32:18,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:32:18,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-29 02:32:18,674 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:32:18,674 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542159152] [2023-11-29 02:32:18,674 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [542159152] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:32:18,674 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:32:18,674 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 02:32:18,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [568307476] [2023-11-29 02:32:18,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:32:18,676 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 02:32:18,676 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:32:18,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 02:32:18,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 02:32:18,688 INFO L87 Difference]: Start difference. First operand 88 states and 127 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, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-11-29 02:32:18,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:32:18,730 INFO L93 Difference]: Finished difference Result 89 states and 128 transitions. [2023-11-29 02:32:18,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 02:32:18,731 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, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 27 [2023-11-29 02:32:18,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:32:18,733 INFO L225 Difference]: With dead ends: 89 [2023-11-29 02:32:18,733 INFO L226 Difference]: Without dead ends: 87 [2023-11-29 02:32:18,733 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 [2023-11-29 02:32:18,735 INFO L413 NwaCegarLoop]: 118 mSDtfsCounter, 68 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 02:32:18,736 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [71 Valid, 156 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 02:32:18,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2023-11-29 02:32:18,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 86. [2023-11-29 02:32:18,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 70 states have (on average 1.5285714285714285) internal successors, (107), 73 states have internal predecessors, (107), 9 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2023-11-29 02:32:18,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 125 transitions. [2023-11-29 02:32:18,748 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 125 transitions. Word has length 27 [2023-11-29 02:32:18,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:32:18,748 INFO L495 AbstractCegarLoop]: Abstraction has 86 states and 125 transitions. [2023-11-29 02:32:18,749 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, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2023-11-29 02:32:18,749 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 125 transitions. [2023-11-29 02:32:18,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-29 02:32:18,751 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:32:18,751 INFO L195 NwaCegarLoop]: trace histogram [4, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:32:18,751 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-29 02:32:18,751 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-29 02:32:18,752 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:32:18,752 INFO L85 PathProgramCache]: Analyzing trace with hash 477458134, now seen corresponding path program 1 times [2023-11-29 02:32:18,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:32:18,752 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783225992] [2023-11-29 02:32:18,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:32:18,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:32:18,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:32:18,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 02:32:18,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:32:18,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 02:32:18,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:32:18,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-29 02:32:18,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:32:18,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-29 02:32:18,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:32:18,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-11-29 02:32:18,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:32:18,871 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-29 02:32:18,872 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:32:18,872 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1783225992] [2023-11-29 02:32:18,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1783225992] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:32:18,872 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:32:18,873 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 02:32:18,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926128373] [2023-11-29 02:32:18,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:32:18,874 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 02:32:18,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:32:18,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 02:32:18,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 02:32:18,875 INFO L87 Difference]: Start difference. First operand 86 states and 125 transitions. Second operand has 3 states, 2 states have (on average 12.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2023-11-29 02:32:18,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:32:18,903 INFO L93 Difference]: Finished difference Result 86 states and 125 transitions. [2023-11-29 02:32:18,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 02:32:18,904 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 12.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 37 [2023-11-29 02:32:18,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:32:18,905 INFO L225 Difference]: With dead ends: 86 [2023-11-29 02:32:18,905 INFO L226 Difference]: Without dead ends: 0 [2023-11-29 02:32:18,906 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 02:32:18,907 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 4 mSDsluCounter, 107 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 221 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 02:32:18,908 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 221 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 02:32:18,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-29 02:32:18,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-29 02:32:18,909 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) [2023-11-29 02:32:18,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-29 02:32:18,910 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 37 [2023-11-29 02:32:18,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:32:18,910 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-29 02:32:18,910 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 12.0) internal successors, (24), 3 states have internal predecessors, (24), 2 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2023-11-29 02:32:18,910 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-29 02:32:18,910 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-29 02:32:18,913 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2023-11-29 02:32:18,914 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2023-11-29 02:32:18,914 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2023-11-29 02:32:18,914 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2023-11-29 02:32:18,914 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2023-11-29 02:32:18,915 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2023-11-29 02:32:18,915 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2023-11-29 02:32:18,915 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2023-11-29 02:32:18,915 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-29 02:32:18,918 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-29 02:32:18,953 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1412 1418) the Hoare annotation is: true [2023-11-29 02:32:18,953 INFO L899 garLoopResultBuilder]: For program point printLineEXIT(lines 1412 1418) no Hoare annotation was computed. [2023-11-29 02:32:18,954 INFO L899 garLoopResultBuilder]: For program point L1414(lines 1414 1417) no Hoare annotation was computed. [2023-11-29 02:32:18,954 INFO L899 garLoopResultBuilder]: For program point L1414-2(lines 1412 1418) no Hoare annotation was computed. [2023-11-29 02:32:18,954 INFO L899 garLoopResultBuilder]: For program point globalReturnsTrueOrFalseEXIT(lines 1518 1521) no Hoare annotation was computed. [2023-11-29 02:32:18,954 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1518 1521) the Hoare annotation is: true [2023-11-29 02:32:18,954 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1426 1429) the Hoare annotation is: true [2023-11-29 02:32:18,954 INFO L899 garLoopResultBuilder]: For program point printIntLineEXIT(lines 1426 1429) no Hoare annotation was computed. [2023-11-29 02:32:18,954 INFO L899 garLoopResultBuilder]: For program point L1554-18(line 1554) no Hoare annotation was computed. [2023-11-29 02:32:18,955 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1581) no Hoare annotation was computed. [2023-11-29 02:32:18,955 INFO L899 garLoopResultBuilder]: For program point L1554-20(line 1554) no Hoare annotation was computed. [2023-11-29 02:32:18,955 INFO L899 garLoopResultBuilder]: For program point L1554-22(line 1554) no Hoare annotation was computed. [2023-11-29 02:32:18,955 INFO L899 garLoopResultBuilder]: For program point L1554-23(line 1554) no Hoare annotation was computed. [2023-11-29 02:32:18,955 INFO L899 garLoopResultBuilder]: For program point L1554-25(line 1554) no Hoare annotation was computed. [2023-11-29 02:32:18,955 INFO L899 garLoopResultBuilder]: For program point L1554-27(line 1554) no Hoare annotation was computed. [2023-11-29 02:32:18,955 INFO L899 garLoopResultBuilder]: For program point L1554-29(line 1554) no Hoare annotation was computed. [2023-11-29 02:32:18,955 INFO L899 garLoopResultBuilder]: For program point L1554-30(line 1554) no Hoare annotation was computed. [2023-11-29 02:32:18,956 INFO L899 garLoopResultBuilder]: For program point L1605(lines 1605 1609) no Hoare annotation was computed. [2023-11-29 02:32:18,956 INFO L899 garLoopResultBuilder]: For program point L1607(line 1607) no Hoare annotation was computed. [2023-11-29 02:32:18,956 INFO L899 garLoopResultBuilder]: For program point L1607-1(line 1607) no Hoare annotation was computed. [2023-11-29 02:32:18,956 INFO L899 garLoopResultBuilder]: For program point L1558(line 1558) no Hoare annotation was computed. [2023-11-29 02:32:18,956 INFO L899 garLoopResultBuilder]: For program point L1558-1(line 1558) no Hoare annotation was computed. [2023-11-29 02:32:18,956 INFO L899 garLoopResultBuilder]: For program point L1558-3(line 1558) no Hoare annotation was computed. [2023-11-29 02:32:18,956 INFO L899 garLoopResultBuilder]: For program point L1558-5(line 1558) no Hoare annotation was computed. [2023-11-29 02:32:18,956 INFO L899 garLoopResultBuilder]: For program point L1558-7(line 1558) no Hoare annotation was computed. [2023-11-29 02:32:18,957 INFO L899 garLoopResultBuilder]: For program point L1558-8(line 1558) no Hoare annotation was computed. [2023-11-29 02:32:18,957 INFO L899 garLoopResultBuilder]: For program point L1558-10(line 1558) no Hoare annotation was computed. [2023-11-29 02:32:18,957 INFO L899 garLoopResultBuilder]: For program point L1558-12(line 1558) no Hoare annotation was computed. [2023-11-29 02:32:18,957 INFO L899 garLoopResultBuilder]: For program point L1558-14(line 1558) no Hoare annotation was computed. [2023-11-29 02:32:18,957 INFO L902 garLoopResultBuilder]: At program point L1608(line 1608) the Hoare annotation is: true [2023-11-29 02:32:18,957 INFO L899 garLoopResultBuilder]: For program point L1608-1(line 1608) no Hoare annotation was computed. [2023-11-29 02:32:18,957 INFO L899 garLoopResultBuilder]: For program point L1558-16(line 1558) no Hoare annotation was computed. [2023-11-29 02:32:18,958 INFO L899 garLoopResultBuilder]: For program point L1558-18(line 1558) no Hoare annotation was computed. [2023-11-29 02:32:18,958 INFO L899 garLoopResultBuilder]: For program point L1558-20(line 1558) no Hoare annotation was computed. [2023-11-29 02:32:18,958 INFO L899 garLoopResultBuilder]: For program point L1558-22(line 1558) no Hoare annotation was computed. [2023-11-29 02:32:18,958 INFO L899 garLoopResultBuilder]: For program point L1558-23(line 1558) no Hoare annotation was computed. [2023-11-29 02:32:18,958 INFO L899 garLoopResultBuilder]: For program point L1558-25(line 1558) no Hoare annotation was computed. [2023-11-29 02:32:18,958 INFO L899 garLoopResultBuilder]: For program point L1558-27(line 1558) no Hoare annotation was computed. [2023-11-29 02:32:18,958 INFO L899 garLoopResultBuilder]: For program point L1558-29(line 1558) no Hoare annotation was computed. [2023-11-29 02:32:18,958 INFO L899 garLoopResultBuilder]: For program point L1558-30(line 1558) no Hoare annotation was computed. [2023-11-29 02:32:18,959 INFO L899 garLoopResultBuilder]: For program point L1560(line 1560) no Hoare annotation was computed. [2023-11-29 02:32:18,959 INFO L899 garLoopResultBuilder]: For program point L1560-1(lines 1560 1589) no Hoare annotation was computed. [2023-11-29 02:32:18,959 INFO L899 garLoopResultBuilder]: For program point L1577(lines 1577 1588) no Hoare annotation was computed. [2023-11-29 02:32:18,959 INFO L899 garLoopResultBuilder]: For program point L1577-1(lines 1548 1590) no Hoare annotation was computed. [2023-11-29 02:32:18,959 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-29 02:32:18,959 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1581) no Hoare annotation was computed. [2023-11-29 02:32:18,959 INFO L902 garLoopResultBuilder]: At program point L1628(line 1628) the Hoare annotation is: true [2023-11-29 02:32:18,960 INFO L899 garLoopResultBuilder]: For program point L1628-1(line 1628) no Hoare annotation was computed. [2023-11-29 02:32:18,960 INFO L902 garLoopResultBuilder]: At program point L1595(line 1595) the Hoare annotation is: true [2023-11-29 02:32:18,960 INFO L899 garLoopResultBuilder]: For program point L1562(lines 1562 1573) no Hoare annotation was computed. [2023-11-29 02:32:18,960 INFO L899 garLoopResultBuilder]: For program point L1595-1(line 1595) no Hoare annotation was computed. [2023-11-29 02:32:18,960 INFO L899 garLoopResultBuilder]: For program point L1595-2(lines 1595 1602) no Hoare annotation was computed. [2023-11-29 02:32:18,960 INFO L895 garLoopResultBuilder]: At program point L1595-4(lines 1595 1602) the Hoare annotation is: (= |ULTIMATE.start_goodG2B_~data~1#1| 2) [2023-11-29 02:32:18,960 INFO L899 garLoopResultBuilder]: For program point L1579(lines 1579 1587) no Hoare annotation was computed. [2023-11-29 02:32:18,961 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1615) no Hoare annotation was computed. [2023-11-29 02:32:18,961 INFO L899 garLoopResultBuilder]: For program point L1613(lines 1613 1617) no Hoare annotation was computed. [2023-11-29 02:32:18,961 INFO L899 garLoopResultBuilder]: For program point L1613-2(lines 1591 1619) no Hoare annotation was computed. [2023-11-29 02:32:18,961 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1615) no Hoare annotation was computed. [2023-11-29 02:32:18,961 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1566) no Hoare annotation was computed. [2023-11-29 02:32:18,961 INFO L902 garLoopResultBuilder]: At program point L1630(line 1630) the Hoare annotation is: true [2023-11-29 02:32:18,962 INFO L899 garLoopResultBuilder]: For program point L1630-1(line 1630) no Hoare annotation was computed. [2023-11-29 02:32:18,962 INFO L899 garLoopResultBuilder]: For program point L1564(lines 1564 1572) no Hoare annotation was computed. [2023-11-29 02:32:18,962 INFO L899 garLoopResultBuilder]: For program point L1581(line 1581) no Hoare annotation was computed. [2023-11-29 02:32:18,962 INFO L899 garLoopResultBuilder]: For program point L1581-1(line 1581) no Hoare annotation was computed. [2023-11-29 02:32:18,962 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1566) no Hoare annotation was computed. [2023-11-29 02:32:18,962 INFO L899 garLoopResultBuilder]: For program point L1615(line 1615) no Hoare annotation was computed. [2023-11-29 02:32:18,962 INFO L895 garLoopResultBuilder]: At program point L1582(line 1582) the Hoare annotation is: (and (<= 1 |ULTIMATE.start_goodB2G_~data~0#1|) (<= |ULTIMATE.start_goodB2G_~data~0#1| 1073741822)) [2023-11-29 02:32:18,963 INFO L899 garLoopResultBuilder]: For program point L1615-1(line 1615) no Hoare annotation was computed. [2023-11-29 02:32:18,963 INFO L899 garLoopResultBuilder]: For program point L1582-1(line 1582) no Hoare annotation was computed. [2023-11-29 02:32:18,963 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-29 02:32:18,963 INFO L899 garLoopResultBuilder]: For program point L1566(line 1566) no Hoare annotation was computed. [2023-11-29 02:32:18,963 INFO L899 garLoopResultBuilder]: For program point L1566-1(line 1566) no Hoare annotation was computed. [2023-11-29 02:32:18,963 INFO L902 garLoopResultBuilder]: At program point L1616(line 1616) the Hoare annotation is: true [2023-11-29 02:32:18,963 INFO L899 garLoopResultBuilder]: For program point L1616-1(line 1616) no Hoare annotation was computed. [2023-11-29 02:32:18,964 INFO L895 garLoopResultBuilder]: At program point L1567(line 1567) the Hoare annotation is: (and (<= 1 |ULTIMATE.start_goodB2G_~data~0#1|) (<= |ULTIMATE.start_goodB2G_~data~0#1| 1073741822)) [2023-11-29 02:32:18,964 INFO L899 garLoopResultBuilder]: For program point L1567-1(line 1567) no Hoare annotation was computed. [2023-11-29 02:32:18,964 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1607) no Hoare annotation was computed. [2023-11-29 02:32:18,964 INFO L895 garLoopResultBuilder]: At program point L1552(line 1552) the Hoare annotation is: (<= |ULTIMATE.start_goodB2G_~data~0#1| 1073741822) [2023-11-29 02:32:18,964 INFO L899 garLoopResultBuilder]: For program point L1552-1(line 1552) no Hoare annotation was computed. [2023-11-29 02:32:18,964 INFO L899 garLoopResultBuilder]: For program point L1552-2(lines 1552 1559) no Hoare annotation was computed. [2023-11-29 02:32:18,964 INFO L902 garLoopResultBuilder]: At program point L1552-4(lines 1552 1559) the Hoare annotation is: true [2023-11-29 02:32:18,965 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1607) no Hoare annotation was computed. [2023-11-29 02:32:18,965 INFO L895 garLoopResultBuilder]: At program point L1586(line 1586) the Hoare annotation is: (<= 1 |ULTIMATE.start_goodB2G_~data~0#1|) [2023-11-29 02:32:18,965 INFO L899 garLoopResultBuilder]: For program point L1586-1(line 1586) no Hoare annotation was computed. [2023-11-29 02:32:18,965 INFO L899 garLoopResultBuilder]: For program point L1603(line 1603) no Hoare annotation was computed. [2023-11-29 02:32:18,965 INFO L899 garLoopResultBuilder]: For program point L1603-1(lines 1603 1618) no Hoare annotation was computed. [2023-11-29 02:32:18,965 INFO L899 garLoopResultBuilder]: For program point L1554(line 1554) no Hoare annotation was computed. [2023-11-29 02:32:18,965 INFO L899 garLoopResultBuilder]: For program point L1554-1(line 1554) no Hoare annotation was computed. [2023-11-29 02:32:18,965 INFO L899 garLoopResultBuilder]: For program point L1554-3(line 1554) no Hoare annotation was computed. [2023-11-29 02:32:18,966 INFO L899 garLoopResultBuilder]: For program point L1554-5(line 1554) no Hoare annotation was computed. [2023-11-29 02:32:18,966 INFO L899 garLoopResultBuilder]: For program point L1554-7(line 1554) no Hoare annotation was computed. [2023-11-29 02:32:18,966 INFO L899 garLoopResultBuilder]: For program point L1554-8(line 1554) no Hoare annotation was computed. [2023-11-29 02:32:18,966 INFO L899 garLoopResultBuilder]: For program point L1554-10(line 1554) no Hoare annotation was computed. [2023-11-29 02:32:18,966 INFO L899 garLoopResultBuilder]: For program point L1554-12(line 1554) no Hoare annotation was computed. [2023-11-29 02:32:18,966 INFO L899 garLoopResultBuilder]: For program point L1554-14(line 1554) no Hoare annotation was computed. [2023-11-29 02:32:18,966 INFO L895 garLoopResultBuilder]: At program point L1571(line 1571) the Hoare annotation is: (<= 1 |ULTIMATE.start_goodB2G_~data~0#1|) [2023-11-29 02:32:18,966 INFO L899 garLoopResultBuilder]: For program point L1554-16(line 1554) no Hoare annotation was computed. [2023-11-29 02:32:18,967 INFO L899 garLoopResultBuilder]: For program point L1571-1(line 1571) no Hoare annotation was computed. [2023-11-29 02:32:18,970 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-29 02:32:18,972 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 02:32:18,977 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 02:32:18 BoogieIcfgContainer [2023-11-29 02:32:18,977 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 02:32:18,978 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 02:32:18,978 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 02:32:18,978 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 02:32:18,978 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:32:17" (3/4) ... [2023-11-29 02:32:18,980 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-29 02:32:18,984 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-29 02:32:18,984 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure globalReturnsTrueOrFalse [2023-11-29 02:32:18,984 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-29 02:32:18,991 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2023-11-29 02:32:18,992 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-29 02:32:18,993 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-29 02:32:18,993 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-29 02:32:19,114 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb3c2649-e506-4388-a30b-24b288b61af9/bin/uautomizer-verify-BQ2R08f2Ya/witness.graphml [2023-11-29 02:32:19,115 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb3c2649-e506-4388-a30b-24b288b61af9/bin/uautomizer-verify-BQ2R08f2Ya/witness.yml [2023-11-29 02:32:19,115 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 02:32:19,115 INFO L158 Benchmark]: Toolchain (without parser) took 2901.83ms. Allocated memory is still 155.2MB. Free memory was 116.2MB in the beginning and 82.9MB in the end (delta: 33.4MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. [2023-11-29 02:32:19,116 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 115.3MB. Free memory is still 89.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 02:32:19,116 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1058.37ms. Allocated memory is still 155.2MB. Free memory was 116.2MB in the beginning and 51.9MB in the end (delta: 64.3MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2023-11-29 02:32:19,117 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.98ms. Allocated memory is still 155.2MB. Free memory was 51.2MB in the beginning and 47.8MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 02:32:19,117 INFO L158 Benchmark]: Boogie Preprocessor took 66.99ms. Allocated memory is still 155.2MB. Free memory was 47.8MB in the beginning and 124.8MB in the end (delta: -77.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-29 02:32:19,117 INFO L158 Benchmark]: RCFGBuilder took 553.56ms. Allocated memory is still 155.2MB. Free memory was 124.8MB in the beginning and 100.6MB in the end (delta: 24.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-29 02:32:19,118 INFO L158 Benchmark]: TraceAbstraction took 1012.70ms. Allocated memory is still 155.2MB. Free memory was 99.8MB in the beginning and 89.2MB in the end (delta: 10.6MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2023-11-29 02:32:19,118 INFO L158 Benchmark]: Witness Printer took 137.14ms. Allocated memory is still 155.2MB. Free memory was 89.2MB in the beginning and 82.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-29 02:32:19,120 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 115.3MB. Free memory is still 89.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1058.37ms. Allocated memory is still 155.2MB. Free memory was 116.2MB in the beginning and 51.9MB in the end (delta: 64.3MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.98ms. Allocated memory is still 155.2MB. Free memory was 51.2MB in the beginning and 47.8MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.99ms. Allocated memory is still 155.2MB. Free memory was 47.8MB in the beginning and 124.8MB in the end (delta: -77.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 553.56ms. Allocated memory is still 155.2MB. Free memory was 124.8MB in the beginning and 100.6MB in the end (delta: 24.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1012.70ms. Allocated memory is still 155.2MB. Free memory was 99.8MB in the beginning and 89.2MB in the end (delta: 10.6MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. * Witness Printer took 137.14ms. Allocated memory is still 155.2MB. Free memory was 89.2MB in the beginning and 82.9MB 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: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1581]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1581]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1607]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1607]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1615]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1615]: 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 4 procedures, 98 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 3, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 92 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 85 mSDsluCounter, 614 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 255 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 55 IncrementalHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 359 mSDtfsCounter, 55 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 28 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=98occurred 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, 2 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 15 LocationsWithAnnotation, 24 PreInvPairs, 24 NumberOfFragments, 35 HoareAnnotationTreeSize, 24 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 15 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 90 NumberOfCodeBlocks, 90 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 87 ConstructedInterpolants, 0 QuantifiedInterpolants, 105 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 16/16 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 8 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-11-29 02:32:19,139 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb3c2649-e506-4388-a30b-24b288b61af9/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE