./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_05_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_b294cbd1-8541-4e0e-aa96-f7c06f97b8b1/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b294cbd1-8541-4e0e-aa96-f7c06f97b8b1/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b294cbd1-8541-4e0e-aa96-f7c06f97b8b1/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b294cbd1-8541-4e0e-aa96-f7c06f97b8b1/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_05_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b294cbd1-8541-4e0e-aa96-f7c06f97b8b1/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b294cbd1-8541-4e0e-aa96-f7c06f97b8b1/bin/uautomizer-verify-uCwYo4JHxu --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 ef4b2d3f1295397e96cf5f42b8a14b31180a697131423d1c69cb03ab451dbc96 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:39:10,962 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:39:11,045 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b294cbd1-8541-4e0e-aa96-f7c06f97b8b1/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Overflow-64bit-Automizer_Default.epf [2023-11-19 07:39:11,050 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:39:11,051 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:39:11,080 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:39:11,081 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:39:11,082 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:39:11,083 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:39:11,084 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:39:11,085 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:39:11,085 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:39:11,086 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:39:11,086 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:39:11,087 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:39:11,088 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:39:11,088 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:39:11,089 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:39:11,090 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:39:11,090 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:39:11,091 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 07:39:11,092 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 07:39:11,092 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:39:11,093 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:39:11,094 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:39:11,094 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:39:11,095 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:39:11,095 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:39:11,096 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:39:11,096 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:39:11,097 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:39:11,097 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:39:11,098 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:39:11,098 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:39:11,099 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:39:11,114 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:39:11,114 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:39:11,115 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:39:11,115 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_b294cbd1-8541-4e0e-aa96-f7c06f97b8b1/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b294cbd1-8541-4e0e-aa96-f7c06f97b8b1/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef4b2d3f1295397e96cf5f42b8a14b31180a697131423d1c69cb03ab451dbc96 [2023-11-19 07:39:11,418 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:39:11,440 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:39:11,448 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:39:11,450 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:39:11,451 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:39:11,452 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b294cbd1-8541-4e0e-aa96-f7c06f97b8b1/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_05_good.i [2023-11-19 07:39:14,602 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:39:15,089 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:39:15,090 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b294cbd1-8541-4e0e-aa96-f7c06f97b8b1/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_05_good.i [2023-11-19 07:39:15,122 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b294cbd1-8541-4e0e-aa96-f7c06f97b8b1/bin/uautomizer-verify-uCwYo4JHxu/data/0c349d276/cca3f804eb704a80b2d8570fbdb249d0/FLAG499403002 [2023-11-19 07:39:15,135 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b294cbd1-8541-4e0e-aa96-f7c06f97b8b1/bin/uautomizer-verify-uCwYo4JHxu/data/0c349d276/cca3f804eb704a80b2d8570fbdb249d0 [2023-11-19 07:39:15,138 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:39:15,139 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:39:15,141 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:39:15,141 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:39:15,151 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:39:15,152 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:39:15" (1/1) ... [2023-11-19 07:39:15,153 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5804a7c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:15, skipping insertion in model container [2023-11-19 07:39:15,153 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:39:15" (1/1) ... [2023-11-19 07:39:15,223 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:39:15,621 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 07:39:16,211 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:39:16,223 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:39:16,248 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 07:39:16,317 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:39:16,460 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:39:16,460 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:39:16,460 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:39:16,461 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:39:16,461 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:39:16,470 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:39:16,471 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:16 WrapperNode [2023-11-19 07:39:16,472 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:39:16,473 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:39:16,473 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:39:16,474 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:39:16,481 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:16" (1/1) ... [2023-11-19 07:39:16,537 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:16" (1/1) ... [2023-11-19 07:39:16,594 INFO L138 Inliner]: procedures = 503, calls = 71, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 182 [2023-11-19 07:39:16,595 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:39:16,596 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:39:16,596 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:39:16,597 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:39:16,615 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:16" (1/1) ... [2023-11-19 07:39:16,615 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:16" (1/1) ... [2023-11-19 07:39:16,633 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:16" (1/1) ... [2023-11-19 07:39:16,633 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:16" (1/1) ... [2023-11-19 07:39:16,640 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:16" (1/1) ... [2023-11-19 07:39:16,659 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:16" (1/1) ... [2023-11-19 07:39:16,661 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:16" (1/1) ... [2023-11-19 07:39:16,663 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:16" (1/1) ... [2023-11-19 07:39:16,667 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:39:16,668 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:39:16,668 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:39:16,668 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:39:16,669 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:16" (1/1) ... [2023-11-19 07:39:16,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:39:16,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b294cbd1-8541-4e0e-aa96-f7c06f97b8b1/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:39:16,711 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b294cbd1-8541-4e0e-aa96-f7c06f97b8b1/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:39:16,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b294cbd1-8541-4e0e-aa96-f7c06f97b8b1/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:39:16,782 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-19 07:39:16,782 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-19 07:39:16,782 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 07:39:16,782 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 07:39:16,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:39:16,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:39:16,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:39:16,783 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 07:39:16,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:39:16,965 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:39:16,968 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:39:17,363 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:39:17,372 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:39:17,373 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 07:39:17,382 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:39:17 BoogieIcfgContainer [2023-11-19 07:39:17,382 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:39:17,386 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:39:17,386 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:39:17,389 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:39:17,390 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:39:15" (1/3) ... [2023-11-19 07:39:17,391 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5514b64c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:39:17, skipping insertion in model container [2023-11-19 07:39:17,391 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:39:16" (2/3) ... [2023-11-19 07:39:17,392 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5514b64c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:39:17, skipping insertion in model container [2023-11-19 07:39:17,392 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:39:17" (3/3) ... [2023-11-19 07:39:17,394 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_rand_sub_05_good.i [2023-11-19 07:39:17,413 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:39:17,414 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-11-19 07:39:17,480 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:39:17,488 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;@7b0e2e36, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:39:17,489 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2023-11-19 07:39:17,494 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 74 states have (on average 1.6081081081081081) internal successors, (119), 86 states have internal predecessors, (119), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 9 states have call predecessors, (10), 10 states have call successors, (10) [2023-11-19 07:39:17,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 07:39:17,503 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:39:17,504 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:39:17,505 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)] === [2023-11-19 07:39:17,511 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:39:17,511 INFO L85 PathProgramCache]: Analyzing trace with hash -1694553714, now seen corresponding path program 1 times [2023-11-19 07:39:17,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:39:17,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [912928449] [2023-11-19 07:39:17,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:39:17,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:39:17,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:17,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 07:39:17,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:17,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:39:17,917 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:39:17,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [912928449] [2023-11-19 07:39:17,918 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [912928449] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:39:17,918 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:39:17,919 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:39:17,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126279028] [2023-11-19 07:39:17,921 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:39:17,926 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:39:17,927 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:39:17,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:39:17,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:39:17,984 INFO L87 Difference]: Start difference. First operand has 95 states, 74 states have (on average 1.6081081081081081) internal successors, (119), 86 states have internal predecessors, (119), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 9 states have call predecessors, (10), 10 states have call successors, (10) Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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) [2023-11-19 07:39:18,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:39:18,071 INFO L93 Difference]: Finished difference Result 167 states and 240 transitions. [2023-11-19 07:39:18,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:39:18,074 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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 12 [2023-11-19 07:39:18,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:39:18,088 INFO L225 Difference]: With dead ends: 167 [2023-11-19 07:39:18,088 INFO L226 Difference]: Without dead ends: 86 [2023-11-19 07:39:18,094 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 [2023-11-19 07:39:18,099 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 129 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 127 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:39:18,100 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [129 Valid, 127 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:39:18,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2023-11-19 07:39:18,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2023-11-19 07:39:18,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 68 states have (on average 1.5588235294117647) internal successors, (106), 79 states have internal predecessors, (106), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 7 states have call predecessors, (8), 8 states have call successors, (8) [2023-11-19 07:39:18,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 122 transitions. [2023-11-19 07:39:18,162 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 122 transitions. Word has length 12 [2023-11-19 07:39:18,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:39:18,163 INFO L495 AbstractCegarLoop]: Abstraction has 86 states and 122 transitions. [2023-11-19 07:39:18,164 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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) [2023-11-19 07:39:18,164 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 122 transitions. [2023-11-19 07:39:18,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 07:39:18,166 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:39:18,166 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:39:18,166 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 07:39:18,167 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-19 07:39:18,167 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:39:18,167 INFO L85 PathProgramCache]: Analyzing trace with hash 1328699887, now seen corresponding path program 1 times [2023-11-19 07:39:18,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:39:18,168 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729493308] [2023-11-19 07:39:18,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:39:18,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:39:18,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:18,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 07:39:18,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:18,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:39:18,307 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:39:18,307 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729493308] [2023-11-19 07:39:18,307 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [729493308] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:39:18,307 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:39:18,307 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:39:18,308 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [563957997] [2023-11-19 07:39:18,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:39:18,309 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:39:18,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:39:18,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:39:18,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:39:18,311 INFO L87 Difference]: Start difference. First operand 86 states and 122 transitions. Second operand has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 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) [2023-11-19 07:39:18,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:39:18,352 INFO L93 Difference]: Finished difference Result 87 states and 123 transitions. [2023-11-19 07:39:18,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:39:18,353 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 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 18 [2023-11-19 07:39:18,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:39:18,354 INFO L225 Difference]: With dead ends: 87 [2023-11-19 07:39:18,355 INFO L226 Difference]: Without dead ends: 86 [2023-11-19 07:39:18,355 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 [2023-11-19 07:39:18,357 INFO L413 NwaCegarLoop]: 118 mSDtfsCounter, 35 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 198 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:39:18,358 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 198 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:39:18,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2023-11-19 07:39:18,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 85. [2023-11-19 07:39:18,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 68 states have (on average 1.5441176470588236) internal successors, (105), 78 states have internal predecessors, (105), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 7 states have call predecessors, (8), 8 states have call successors, (8) [2023-11-19 07:39:18,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 121 transitions. [2023-11-19 07:39:18,371 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 121 transitions. Word has length 18 [2023-11-19 07:39:18,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:39:18,372 INFO L495 AbstractCegarLoop]: Abstraction has 85 states and 121 transitions. [2023-11-19 07:39:18,372 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 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) [2023-11-19 07:39:18,372 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 121 transitions. [2023-11-19 07:39:18,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 07:39:18,374 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:39:18,374 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:39:18,374 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-19 07:39:18,374 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-19 07:39:18,375 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:39:18,375 INFO L85 PathProgramCache]: Analyzing trace with hash -1759976325, now seen corresponding path program 1 times [2023-11-19 07:39:18,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:39:18,376 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [384666664] [2023-11-19 07:39:18,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:39:18,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:39:18,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:18,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 07:39:18,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:18,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:39:18,495 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:39:18,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [384666664] [2023-11-19 07:39:18,495 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [384666664] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:39:18,495 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:39:18,496 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:39:18,496 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868466005] [2023-11-19 07:39:18,496 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:39:18,497 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:39:18,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:39:18,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:39:18,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:39:18,498 INFO L87 Difference]: Start difference. First operand 85 states and 121 transitions. Second operand has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 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) [2023-11-19 07:39:18,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:39:18,516 INFO L93 Difference]: Finished difference Result 85 states and 121 transitions. [2023-11-19 07:39:18,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:39:18,517 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 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 19 [2023-11-19 07:39:18,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:39:18,519 INFO L225 Difference]: With dead ends: 85 [2023-11-19 07:39:18,519 INFO L226 Difference]: Without dead ends: 84 [2023-11-19 07:39:18,520 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 [2023-11-19 07:39:18,522 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 35 mSDsluCounter, 76 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 192 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:39:18,522 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 192 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:39:18,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2023-11-19 07:39:18,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2023-11-19 07:39:18,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 68 states have (on average 1.5294117647058822) internal successors, (104), 77 states have internal predecessors, (104), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 7 states have call predecessors, (8), 8 states have call successors, (8) [2023-11-19 07:39:18,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 120 transitions. [2023-11-19 07:39:18,541 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 120 transitions. Word has length 19 [2023-11-19 07:39:18,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:39:18,544 INFO L495 AbstractCegarLoop]: Abstraction has 84 states and 120 transitions. [2023-11-19 07:39:18,544 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 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) [2023-11-19 07:39:18,544 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 120 transitions. [2023-11-19 07:39:18,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 07:39:18,546 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:39:18,547 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 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, 1] [2023-11-19 07:39:18,547 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-19 07:39:18,548 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-19 07:39:18,548 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:39:18,550 INFO L85 PathProgramCache]: Analyzing trace with hash -1801820811, now seen corresponding path program 1 times [2023-11-19 07:39:18,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:39:18,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310490654] [2023-11-19 07:39:18,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:39:18,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:39:18,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:18,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 07:39:18,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:18,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-19 07:39:18,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:18,683 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 07:39:18,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:39:18,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1310490654] [2023-11-19 07:39:18,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1310490654] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:39:18,687 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:39:18,687 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:39:18,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287743160] [2023-11-19 07:39:18,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:39:18,689 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:39:18,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:39:18,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:39:18,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:39:18,691 INFO L87 Difference]: Start difference. First operand 84 states and 120 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-19 07:39:18,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:39:18,712 INFO L93 Difference]: Finished difference Result 136 states and 188 transitions. [2023-11-19 07:39:18,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:39:18,713 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 32 [2023-11-19 07:39:18,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:39:18,717 INFO L225 Difference]: With dead ends: 136 [2023-11-19 07:39:18,718 INFO L226 Difference]: Without dead ends: 82 [2023-11-19 07:39:18,719 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 [2023-11-19 07:39:18,730 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 103 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 103 SdHoareTripleChecker+Valid, 112 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:39:18,731 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [103 Valid, 112 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:39:18,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2023-11-19 07:39:18,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2023-11-19 07:39:18,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 68 states have (on average 1.5) internal successors, (102), 75 states have internal predecessors, (102), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-11-19 07:39:18,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 114 transitions. [2023-11-19 07:39:18,756 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 114 transitions. Word has length 32 [2023-11-19 07:39:18,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:39:18,757 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 114 transitions. [2023-11-19 07:39:18,758 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-19 07:39:18,758 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 114 transitions. [2023-11-19 07:39:18,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 07:39:18,761 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:39:18,761 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 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, 1, 1] [2023-11-19 07:39:18,761 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-19 07:39:18,762 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-19 07:39:18,762 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:39:18,763 INFO L85 PathProgramCache]: Analyzing trace with hash 583373252, now seen corresponding path program 1 times [2023-11-19 07:39:18,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:39:18,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1536417198] [2023-11-19 07:39:18,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:39:18,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:39:18,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:18,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 07:39:18,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:18,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-19 07:39:18,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:18,891 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 07:39:18,893 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:39:18,893 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1536417198] [2023-11-19 07:39:18,893 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1536417198] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:39:18,893 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:39:18,894 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:39:18,894 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [187718034] [2023-11-19 07:39:18,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:39:18,895 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:39:18,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:39:18,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:39:18,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:39:18,896 INFO L87 Difference]: Start difference. First operand 82 states and 114 transitions. Second operand has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 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) [2023-11-19 07:39:18,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:39:18,926 INFO L93 Difference]: Finished difference Result 83 states and 115 transitions. [2023-11-19 07:39:18,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:39:18,926 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 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 33 [2023-11-19 07:39:18,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:39:18,928 INFO L225 Difference]: With dead ends: 83 [2023-11-19 07:39:18,928 INFO L226 Difference]: Without dead ends: 82 [2023-11-19 07:39:18,928 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 [2023-11-19 07:39:18,929 INFO L413 NwaCegarLoop]: 110 mSDtfsCounter, 35 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 182 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:39:18,930 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 182 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:39:18,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2023-11-19 07:39:18,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 81. [2023-11-19 07:39:18,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 68 states have (on average 1.4852941176470589) internal successors, (101), 74 states have internal predecessors, (101), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-11-19 07:39:18,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 113 transitions. [2023-11-19 07:39:18,940 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 113 transitions. Word has length 33 [2023-11-19 07:39:18,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:39:18,940 INFO L495 AbstractCegarLoop]: Abstraction has 81 states and 113 transitions. [2023-11-19 07:39:18,940 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 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) [2023-11-19 07:39:18,941 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 113 transitions. [2023-11-19 07:39:18,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 07:39:18,942 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:39:18,942 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 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, 1, 1, 1] [2023-11-19 07:39:18,942 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-19 07:39:18,943 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-19 07:39:18,943 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:39:18,943 INFO L85 PathProgramCache]: Analyzing trace with hash 904701864, now seen corresponding path program 1 times [2023-11-19 07:39:18,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:39:18,944 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122127953] [2023-11-19 07:39:18,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:39:18,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:39:18,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:19,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 07:39:19,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:19,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-19 07:39:19,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:19,061 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 07:39:19,061 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:39:19,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2122127953] [2023-11-19 07:39:19,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2122127953] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:39:19,062 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:39:19,062 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:39:19,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1586198364] [2023-11-19 07:39:19,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:39:19,062 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:39:19,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:39:19,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:39:19,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:39:19,064 INFO L87 Difference]: Start difference. First operand 81 states and 113 transitions. Second operand has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 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) [2023-11-19 07:39:19,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:39:19,077 INFO L93 Difference]: Finished difference Result 81 states and 113 transitions. [2023-11-19 07:39:19,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:39:19,078 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 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 34 [2023-11-19 07:39:19,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:39:19,079 INFO L225 Difference]: With dead ends: 81 [2023-11-19 07:39:19,079 INFO L226 Difference]: Without dead ends: 80 [2023-11-19 07:39:19,079 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 [2023-11-19 07:39:19,080 INFO L413 NwaCegarLoop]: 108 mSDtfsCounter, 34 mSDsluCounter, 70 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 178 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:39:19,080 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 178 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:39:19,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2023-11-19 07:39:19,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2023-11-19 07:39:19,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 68 states have (on average 1.4705882352941178) internal successors, (100), 73 states have internal predecessors, (100), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-11-19 07:39:19,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 112 transitions. [2023-11-19 07:39:19,088 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 112 transitions. Word has length 34 [2023-11-19 07:39:19,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:39:19,089 INFO L495 AbstractCegarLoop]: Abstraction has 80 states and 112 transitions. [2023-11-19 07:39:19,089 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 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) [2023-11-19 07:39:19,089 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 112 transitions. [2023-11-19 07:39:19,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 07:39:19,091 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:39:19,091 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 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] [2023-11-19 07:39:19,091 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-19 07:39:19,091 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-19 07:39:19,092 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:39:19,092 INFO L85 PathProgramCache]: Analyzing trace with hash -1138047753, now seen corresponding path program 1 times [2023-11-19 07:39:19,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:39:19,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [650627319] [2023-11-19 07:39:19,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:39:19,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:39:19,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:19,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 07:39:19,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:19,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-19 07:39:19,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:19,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-19 07:39:19,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:19,165 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 07:39:19,165 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:39:19,166 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [650627319] [2023-11-19 07:39:19,166 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [650627319] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:39:19,166 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:39:19,166 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:39:19,166 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487378646] [2023-11-19 07:39:19,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:39:19,167 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:39:19,167 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:39:19,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:39:19,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:39:19,168 INFO L87 Difference]: Start difference. First operand 80 states and 112 transitions. Second operand has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 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) [2023-11-19 07:39:19,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:39:19,186 INFO L93 Difference]: Finished difference Result 80 states and 112 transitions. [2023-11-19 07:39:19,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:39:19,187 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 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 41 [2023-11-19 07:39:19,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:39:19,189 INFO L225 Difference]: With dead ends: 80 [2023-11-19 07:39:19,189 INFO L226 Difference]: Without dead ends: 79 [2023-11-19 07:39:19,189 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 [2023-11-19 07:39:19,190 INFO L413 NwaCegarLoop]: 108 mSDtfsCounter, 4 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 210 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:39:19,191 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 210 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:39:19,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2023-11-19 07:39:19,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2023-11-19 07:39:19,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 68 states have (on average 1.4558823529411764) internal successors, (99), 72 states have internal predecessors, (99), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-11-19 07:39:19,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 111 transitions. [2023-11-19 07:39:19,206 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 111 transitions. Word has length 41 [2023-11-19 07:39:19,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:39:19,206 INFO L495 AbstractCegarLoop]: Abstraction has 79 states and 111 transitions. [2023-11-19 07:39:19,207 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 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) [2023-11-19 07:39:19,207 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 111 transitions. [2023-11-19 07:39:19,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 07:39:19,208 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:39:19,208 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 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] [2023-11-19 07:39:19,208 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-19 07:39:19,209 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-19 07:39:19,209 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:39:19,209 INFO L85 PathProgramCache]: Analyzing trace with hash -919741715, now seen corresponding path program 1 times [2023-11-19 07:39:19,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:39:19,209 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248274376] [2023-11-19 07:39:19,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:39:19,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:39:19,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:19,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 07:39:19,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:19,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-19 07:39:19,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:19,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-19 07:39:19,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:19,280 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 07:39:19,281 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:39:19,281 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1248274376] [2023-11-19 07:39:19,281 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1248274376] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:39:19,281 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:39:19,281 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:39:19,282 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1011889592] [2023-11-19 07:39:19,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:39:19,282 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:39:19,282 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:39:19,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:39:19,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:39:19,284 INFO L87 Difference]: Start difference. First operand 79 states and 111 transitions. Second operand has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 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) [2023-11-19 07:39:19,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:39:19,295 INFO L93 Difference]: Finished difference Result 79 states and 111 transitions. [2023-11-19 07:39:19,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:39:19,296 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 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 42 [2023-11-19 07:39:19,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:39:19,297 INFO L225 Difference]: With dead ends: 79 [2023-11-19 07:39:19,297 INFO L226 Difference]: Without dead ends: 78 [2023-11-19 07:39:19,297 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 [2023-11-19 07:39:19,298 INFO L413 NwaCegarLoop]: 108 mSDtfsCounter, 2 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 210 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:39:19,299 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 210 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:39:19,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2023-11-19 07:39:19,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2023-11-19 07:39:19,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 68 states have (on average 1.4411764705882353) internal successors, (98), 71 states have internal predecessors, (98), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-11-19 07:39:19,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 110 transitions. [2023-11-19 07:39:19,306 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 110 transitions. Word has length 42 [2023-11-19 07:39:19,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:39:19,307 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 110 transitions. [2023-11-19 07:39:19,307 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 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) [2023-11-19 07:39:19,307 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 110 transitions. [2023-11-19 07:39:19,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 07:39:19,309 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:39:19,309 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:39:19,309 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-19 07:39:19,309 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-19 07:39:19,310 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:39:19,310 INFO L85 PathProgramCache]: Analyzing trace with hash 1356044830, now seen corresponding path program 1 times [2023-11-19 07:39:19,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:39:19,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1975833066] [2023-11-19 07:39:19,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:39:19,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:39:19,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:19,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 07:39:19,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:19,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-19 07:39:19,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:19,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-19 07:39:19,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:19,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-11-19 07:39:19,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:19,383 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 07:39:19,384 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:39:19,384 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1975833066] [2023-11-19 07:39:19,384 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1975833066] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:39:19,384 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:39:19,384 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:39:19,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533447139] [2023-11-19 07:39:19,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:39:19,385 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:39:19,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:39:19,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:39:19,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:39:19,386 INFO L87 Difference]: Start difference. First operand 78 states and 110 transitions. Second operand has 3 states, 2 states have (on average 18.5) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2023-11-19 07:39:19,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:39:19,395 INFO L93 Difference]: Finished difference Result 78 states and 110 transitions. [2023-11-19 07:39:19,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:39:19,396 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 18.5) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 51 [2023-11-19 07:39:19,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:39:19,397 INFO L225 Difference]: With dead ends: 78 [2023-11-19 07:39:19,397 INFO L226 Difference]: Without dead ends: 77 [2023-11-19 07:39:19,398 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:39:19,399 INFO L413 NwaCegarLoop]: 107 mSDtfsCounter, 2 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 211 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:39:19,399 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 211 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:39:19,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2023-11-19 07:39:19,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2023-11-19 07:39:19,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 68 states have (on average 1.4264705882352942) internal successors, (97), 70 states have internal predecessors, (97), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-11-19 07:39:19,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 109 transitions. [2023-11-19 07:39:19,406 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 109 transitions. Word has length 51 [2023-11-19 07:39:19,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:39:19,406 INFO L495 AbstractCegarLoop]: Abstraction has 77 states and 109 transitions. [2023-11-19 07:39:19,407 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 18.5) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2023-11-19 07:39:19,407 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 109 transitions. [2023-11-19 07:39:19,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 07:39:19,408 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:39:19,408 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:39:19,408 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-19 07:39:19,409 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-19 07:39:19,409 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:39:19,409 INFO L85 PathProgramCache]: Analyzing trace with hash -912282951, now seen corresponding path program 1 times [2023-11-19 07:39:19,409 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:39:19,409 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63994873] [2023-11-19 07:39:19,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:39:19,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:39:19,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:19,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 07:39:19,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:19,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-19 07:39:19,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:19,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-19 07:39:19,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:19,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-11-19 07:39:19,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:19,596 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 07:39:19,596 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:39:19,596 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [63994873] [2023-11-19 07:39:19,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [63994873] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:39:19,597 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:39:19,597 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:39:19,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728106918] [2023-11-19 07:39:19,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:39:19,598 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:39:19,598 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:39:19,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:39:19,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:39:19,599 INFO L87 Difference]: Start difference. First operand 77 states and 109 transitions. Second operand has 3 states, 2 states have (on average 19.0) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2023-11-19 07:39:19,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:39:19,610 INFO L93 Difference]: Finished difference Result 77 states and 109 transitions. [2023-11-19 07:39:19,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:39:19,611 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 19.0) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 52 [2023-11-19 07:39:19,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:39:19,614 INFO L225 Difference]: With dead ends: 77 [2023-11-19 07:39:19,614 INFO L226 Difference]: Without dead ends: 0 [2023-11-19 07:39:19,618 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:39:19,620 INFO L413 NwaCegarLoop]: 107 mSDtfsCounter, 0 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 211 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:39:19,621 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 211 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:39:19,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-19 07:39:19,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-19 07:39:19,622 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) [2023-11-19 07:39:19,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-19 07:39:19,623 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 52 [2023-11-19 07:39:19,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:39:19,623 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-19 07:39:19,623 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 19.0) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2023-11-19 07:39:19,623 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-19 07:39:19,623 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 07:39:19,626 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2023-11-19 07:39:19,627 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2023-11-19 07:39:19,627 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2023-11-19 07:39:19,627 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2023-11-19 07:39:19,628 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2023-11-19 07:39:19,628 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2023-11-19 07:39:19,628 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2023-11-19 07:39:19,628 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2023-11-19 07:39:19,629 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-19 07:39:19,631 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-19 07:39:19,696 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1412 1418) the Hoare annotation is: true [2023-11-19 07:39:19,696 INFO L899 garLoopResultBuilder]: For program point printLineEXIT(lines 1412 1418) no Hoare annotation was computed. [2023-11-19 07:39:19,697 INFO L899 garLoopResultBuilder]: For program point L1414(lines 1414 1417) no Hoare annotation was computed. [2023-11-19 07:39:19,697 INFO L899 garLoopResultBuilder]: For program point L1414-2(lines 1412 1418) no Hoare annotation was computed. [2023-11-19 07:39:19,697 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1426 1429) the Hoare annotation is: true [2023-11-19 07:39:19,697 INFO L899 garLoopResultBuilder]: For program point printIntLineEXIT(lines 1426 1429) no Hoare annotation was computed. [2023-11-19 07:39:19,697 INFO L899 garLoopResultBuilder]: For program point printIntLineFINAL(lines 1426 1429) no Hoare annotation was computed. [2023-11-19 07:39:19,697 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1587) no Hoare annotation was computed. [2023-11-19 07:39:19,697 INFO L895 garLoopResultBuilder]: At program point L1588(line 1588) the Hoare annotation is: (and (= ~staticFalse~0 0) (<= 0 (+ |ULTIMATE.start_goodB2G2_~data~1#1| 2147483647)) (<= |ULTIMATE.start_goodB2G2_~data~1#1| 2147483647) (= ~staticTrue~0 1)) [2023-11-19 07:39:19,698 INFO L899 garLoopResultBuilder]: For program point L1588-1(line 1588) no Hoare annotation was computed. [2023-11-19 07:39:19,698 INFO L899 garLoopResultBuilder]: For program point L1556(line 1556) no Hoare annotation was computed. [2023-11-19 07:39:19,698 INFO L899 garLoopResultBuilder]: For program point L1556-1(line 1556) no Hoare annotation was computed. [2023-11-19 07:39:19,698 INFO L899 garLoopResultBuilder]: For program point L1556-3(line 1556) no Hoare annotation was computed. [2023-11-19 07:39:19,698 INFO L899 garLoopResultBuilder]: For program point L1556-5(line 1556) no Hoare annotation was computed. [2023-11-19 07:39:19,698 INFO L899 garLoopResultBuilder]: For program point L1556-7(line 1556) no Hoare annotation was computed. [2023-11-19 07:39:19,698 INFO L899 garLoopResultBuilder]: For program point L1556-8(line 1556) no Hoare annotation was computed. [2023-11-19 07:39:19,698 INFO L899 garLoopResultBuilder]: For program point L1556-10(line 1556) no Hoare annotation was computed. [2023-11-19 07:39:19,698 INFO L899 garLoopResultBuilder]: For program point L1556-12(line 1556) no Hoare annotation was computed. [2023-11-19 07:39:19,699 INFO L899 garLoopResultBuilder]: For program point L1556-14(line 1556) no Hoare annotation was computed. [2023-11-19 07:39:19,699 INFO L899 garLoopResultBuilder]: For program point L1556-16(line 1556) no Hoare annotation was computed. [2023-11-19 07:39:19,699 INFO L899 garLoopResultBuilder]: For program point L1556-18(line 1556) no Hoare annotation was computed. [2023-11-19 07:39:19,699 INFO L899 garLoopResultBuilder]: For program point L1556-20(line 1556) no Hoare annotation was computed. [2023-11-19 07:39:19,699 INFO L899 garLoopResultBuilder]: For program point L1556-22(line 1556) no Hoare annotation was computed. [2023-11-19 07:39:19,699 INFO L899 garLoopResultBuilder]: For program point L1556-23(line 1556) no Hoare annotation was computed. [2023-11-19 07:39:19,699 INFO L899 garLoopResultBuilder]: For program point L1556-25(line 1556) no Hoare annotation was computed. [2023-11-19 07:39:19,699 INFO L899 garLoopResultBuilder]: For program point L1556-27(line 1556) no Hoare annotation was computed. [2023-11-19 07:39:19,699 INFO L899 garLoopResultBuilder]: For program point L1556-29(line 1556) no Hoare annotation was computed. [2023-11-19 07:39:19,700 INFO L899 garLoopResultBuilder]: For program point L1556-30(line 1556) no Hoare annotation was computed. [2023-11-19 07:39:19,700 INFO L899 garLoopResultBuilder]: For program point L1575(lines 1575 1595) no Hoare annotation was computed. [2023-11-19 07:39:19,700 INFO L895 garLoopResultBuilder]: At program point L1592(line 1592) the Hoare annotation is: (and (= ~staticFalse~0 0) (<= |ULTIMATE.start_goodB2G2_~data~1#1| 2147483647) (= ~staticTrue~0 1)) [2023-11-19 07:39:19,700 INFO L895 garLoopResultBuilder]: At program point L1642(line 1642) the Hoare annotation is: (and (= ~staticFalse~0 0) (= ~staticTrue~0 1)) [2023-11-19 07:39:19,700 INFO L899 garLoopResultBuilder]: For program point L1642-1(line 1642) no Hoare annotation was computed. [2023-11-19 07:39:19,700 INFO L895 garLoopResultBuilder]: At program point L1560(line 1560) the Hoare annotation is: false [2023-11-19 07:39:19,700 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-19 07:39:19,701 INFO L899 garLoopResultBuilder]: For program point L1627(line 1627) no Hoare annotation was computed. [2023-11-19 07:39:19,701 INFO L899 garLoopResultBuilder]: For program point L1627-1(line 1627) no Hoare annotation was computed. [2023-11-19 07:39:19,701 INFO L895 garLoopResultBuilder]: At program point L1644(line 1644) the Hoare annotation is: (= ~staticTrue~0 1) [2023-11-19 07:39:19,701 INFO L899 garLoopResultBuilder]: For program point L1611(line 1611) no Hoare annotation was computed. [2023-11-19 07:39:19,701 INFO L899 garLoopResultBuilder]: For program point L1644-1(line 1644) no Hoare annotation was computed. [2023-11-19 07:39:19,701 INFO L899 garLoopResultBuilder]: For program point L1611-1(line 1611) no Hoare annotation was computed. [2023-11-19 07:39:19,701 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1587) no Hoare annotation was computed. [2023-11-19 07:39:19,701 INFO L895 garLoopResultBuilder]: At program point L1628(line 1628) the Hoare annotation is: (= ~staticTrue~0 1) [2023-11-19 07:39:19,702 INFO L899 garLoopResultBuilder]: For program point L1628-1(line 1628) no Hoare annotation was computed. [2023-11-19 07:39:19,702 INFO L895 garLoopResultBuilder]: At program point L1612(line 1612) the Hoare annotation is: (and (= ~staticFalse~0 0) (= (+ 2 |ULTIMATE.start_goodG2B1_~data~2#1|) 0) (= ~staticTrue~0 1)) [2023-11-19 07:39:19,702 INFO L899 garLoopResultBuilder]: For program point L1579(lines 1579 1582) no Hoare annotation was computed. [2023-11-19 07:39:19,702 INFO L899 garLoopResultBuilder]: For program point L1612-1(line 1612) no Hoare annotation was computed. [2023-11-19 07:39:19,702 INFO L899 garLoopResultBuilder]: For program point L1579-2(lines 1576 1595) no Hoare annotation was computed. [2023-11-19 07:39:19,702 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1627) no Hoare annotation was computed. [2023-11-19 07:39:19,702 INFO L899 garLoopResultBuilder]: For program point L1596(lines 1596 1615) no Hoare annotation was computed. [2023-11-19 07:39:19,702 INFO L899 garLoopResultBuilder]: For program point main_returnLabel#1(lines 1639 1646) no Hoare annotation was computed. [2023-11-19 07:39:19,703 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1627) no Hoare annotation was computed. [2023-11-19 07:39:19,703 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1566) no Hoare annotation was computed. [2023-11-19 07:39:19,703 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-11-19 07:39:19,703 INFO L899 garLoopResultBuilder]: For program point L1564(lines 1564 1572) no Hoare annotation was computed. [2023-11-19 07:39:19,703 INFO L899 garLoopResultBuilder]: For program point L1581(line 1581) no Hoare annotation was computed. [2023-11-19 07:39:19,703 INFO L899 garLoopResultBuilder]: For program point L1581-1(line 1581) no Hoare annotation was computed. [2023-11-19 07:39:19,703 INFO L899 garLoopResultBuilder]: For program point L1581-3(line 1581) no Hoare annotation was computed. [2023-11-19 07:39:19,703 INFO L899 garLoopResultBuilder]: For program point L1581-5(line 1581) no Hoare annotation was computed. [2023-11-19 07:39:19,704 INFO L899 garLoopResultBuilder]: For program point L1581-7(line 1581) no Hoare annotation was computed. [2023-11-19 07:39:19,704 INFO L899 garLoopResultBuilder]: For program point L1581-8(line 1581) no Hoare annotation was computed. [2023-11-19 07:39:19,704 INFO L899 garLoopResultBuilder]: For program point L1581-10(line 1581) no Hoare annotation was computed. [2023-11-19 07:39:19,704 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1566) no Hoare annotation was computed. [2023-11-19 07:39:19,704 INFO L899 garLoopResultBuilder]: For program point L1581-12(line 1581) no Hoare annotation was computed. [2023-11-19 07:39:19,704 INFO L899 garLoopResultBuilder]: For program point L1581-14(line 1581) no Hoare annotation was computed. [2023-11-19 07:39:19,704 INFO L899 garLoopResultBuilder]: For program point L1581-16(line 1581) no Hoare annotation was computed. [2023-11-19 07:39:19,704 INFO L899 garLoopResultBuilder]: For program point L1581-18(line 1581) no Hoare annotation was computed. [2023-11-19 07:39:19,705 INFO L899 garLoopResultBuilder]: For program point L1581-20(line 1581) no Hoare annotation was computed. [2023-11-19 07:39:19,705 INFO L899 garLoopResultBuilder]: For program point L1581-22(line 1581) no Hoare annotation was computed. [2023-11-19 07:39:19,705 INFO L899 garLoopResultBuilder]: For program point L1581-23(line 1581) no Hoare annotation was computed. [2023-11-19 07:39:19,705 INFO L899 garLoopResultBuilder]: For program point L1581-25(line 1581) no Hoare annotation was computed. [2023-11-19 07:39:19,705 INFO L899 garLoopResultBuilder]: For program point L1581-27(line 1581) no Hoare annotation was computed. [2023-11-19 07:39:19,705 INFO L899 garLoopResultBuilder]: For program point L1581-29(line 1581) no Hoare annotation was computed. [2023-11-19 07:39:19,705 INFO L899 garLoopResultBuilder]: For program point L1581-30(line 1581) no Hoare annotation was computed. [2023-11-19 07:39:19,705 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-19 07:39:19,706 INFO L899 garLoopResultBuilder]: For program point L1632(lines 1632 1638) no Hoare annotation was computed. [2023-11-19 07:39:19,706 INFO L899 garLoopResultBuilder]: For program point L1566(line 1566) no Hoare annotation was computed. [2023-11-19 07:39:19,706 INFO L899 garLoopResultBuilder]: For program point L1566-1(line 1566) no Hoare annotation was computed. [2023-11-19 07:39:19,706 INFO L899 garLoopResultBuilder]: For program point L1616(lines 1616 1631) no Hoare annotation was computed. [2023-11-19 07:39:19,706 INFO L899 garLoopResultBuilder]: For program point L1600(lines 1600 1607) no Hoare annotation was computed. [2023-11-19 07:39:19,706 INFO L895 garLoopResultBuilder]: At program point L1567(line 1567) the Hoare annotation is: (and (<= 0 (+ 2147483647 |ULTIMATE.start_goodB2G1_~data~0#1|)) (= ~staticFalse~0 0) (<= |ULTIMATE.start_goodB2G1_~data~0#1| 2147483647) (= ~staticTrue~0 1)) [2023-11-19 07:39:19,706 INFO L899 garLoopResultBuilder]: For program point L1600-1(lines 1597 1615) no Hoare annotation was computed. [2023-11-19 07:39:19,706 INFO L899 garLoopResultBuilder]: For program point L1567-1(line 1567) no Hoare annotation was computed. [2023-11-19 07:39:19,706 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-11-19 07:39:19,707 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1611) no Hoare annotation was computed. [2023-11-19 07:39:19,707 INFO L899 garLoopResultBuilder]: For program point L1585(lines 1585 1593) no Hoare annotation was computed. [2023-11-19 07:39:19,707 INFO L895 garLoopResultBuilder]: At program point L1602(line 1602) the Hoare annotation is: false [2023-11-19 07:39:19,707 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1611) no Hoare annotation was computed. [2023-11-19 07:39:19,707 INFO L899 garLoopResultBuilder]: For program point L1620(lines 1620 1623) no Hoare annotation was computed. [2023-11-19 07:39:19,707 INFO L899 garLoopResultBuilder]: For program point L1587(line 1587) no Hoare annotation was computed. [2023-11-19 07:39:19,707 INFO L899 garLoopResultBuilder]: For program point L1554(lines 1554 1557) no Hoare annotation was computed. [2023-11-19 07:39:19,707 INFO L899 garLoopResultBuilder]: For program point L1587-1(line 1587) no Hoare annotation was computed. [2023-11-19 07:39:19,708 INFO L899 garLoopResultBuilder]: For program point L1620-2(lines 1617 1631) no Hoare annotation was computed. [2023-11-19 07:39:19,708 INFO L899 garLoopResultBuilder]: For program point L1554-2(lines 1551 1574) no Hoare annotation was computed. [2023-11-19 07:39:19,708 INFO L895 garLoopResultBuilder]: At program point L1571(line 1571) the Hoare annotation is: (and (= ~staticFalse~0 0) (<= |ULTIMATE.start_goodB2G1_~data~0#1| 2147483647) (= ~staticTrue~0 1)) [2023-11-19 07:39:19,708 INFO L899 garLoopResultBuilder]: For program point L1571-1(lines 1550 1574) no Hoare annotation was computed. [2023-11-19 07:39:19,711 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:39:19,713 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 07:39:19,718 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:39:19 BoogieIcfgContainer [2023-11-19 07:39:19,718 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 07:39:19,718 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 07:39:19,719 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 07:39:19,719 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 07:39:19,719 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:39:17" (3/4) ... [2023-11-19 07:39:19,721 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 07:39:19,726 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-19 07:39:19,726 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-19 07:39:19,741 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2023-11-19 07:39:19,741 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-19 07:39:19,742 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-19 07:39:19,743 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 07:39:19,858 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b294cbd1-8541-4e0e-aa96-f7c06f97b8b1/bin/uautomizer-verify-uCwYo4JHxu/witness.graphml [2023-11-19 07:39:19,859 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b294cbd1-8541-4e0e-aa96-f7c06f97b8b1/bin/uautomizer-verify-uCwYo4JHxu/witness.yml [2023-11-19 07:39:19,859 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 07:39:19,860 INFO L158 Benchmark]: Toolchain (without parser) took 4720.71ms. Allocated memory was 192.9MB in the beginning and 232.8MB in the end (delta: 39.8MB). Free memory was 159.6MB in the beginning and 164.4MB in the end (delta: -4.8MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. [2023-11-19 07:39:19,860 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 130.0MB. Free memory was 101.9MB in the beginning and 101.8MB in the end (delta: 72.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:39:19,861 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1331.52ms. Allocated memory is still 192.9MB. Free memory was 159.6MB in the beginning and 95.0MB in the end (delta: 64.6MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2023-11-19 07:39:19,861 INFO L158 Benchmark]: Boogie Procedure Inliner took 122.54ms. Allocated memory is still 192.9MB. Free memory was 95.0MB in the beginning and 91.7MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 07:39:19,862 INFO L158 Benchmark]: Boogie Preprocessor took 71.04ms. Allocated memory is still 192.9MB. Free memory was 91.7MB in the beginning and 89.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 07:39:19,862 INFO L158 Benchmark]: RCFGBuilder took 713.98ms. Allocated memory is still 192.9MB. Free memory was 89.6MB in the beginning and 140.8MB in the end (delta: -51.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 07:39:19,863 INFO L158 Benchmark]: TraceAbstraction took 2332.31ms. Allocated memory was 192.9MB in the beginning and 232.8MB in the end (delta: 39.8MB). Free memory was 139.8MB in the beginning and 171.7MB in the end (delta: -31.9MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2023-11-19 07:39:19,863 INFO L158 Benchmark]: Witness Printer took 140.89ms. Allocated memory is still 232.8MB. Free memory was 171.7MB in the beginning and 164.4MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 07:39:19,865 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 130.0MB. Free memory was 101.9MB in the beginning and 101.8MB in the end (delta: 72.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1331.52ms. Allocated memory is still 192.9MB. Free memory was 159.6MB in the beginning and 95.0MB in the end (delta: 64.6MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 122.54ms. Allocated memory is still 192.9MB. Free memory was 95.0MB in the beginning and 91.7MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.04ms. Allocated memory is still 192.9MB. Free memory was 91.7MB in the beginning and 89.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 713.98ms. Allocated memory is still 192.9MB. Free memory was 89.6MB in the beginning and 140.8MB in the end (delta: -51.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * TraceAbstraction took 2332.31ms. Allocated memory was 192.9MB in the beginning and 232.8MB in the end (delta: 39.8MB). Free memory was 139.8MB in the beginning and 171.7MB in the end (delta: -31.9MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. * Witness Printer took 140.89ms. Allocated memory is still 232.8MB. Free memory was 171.7MB in the beginning and 164.4MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. 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: 1587]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1587]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1611]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1611]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1627]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1627]: 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, 95 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 2.3s, OverallIterations: 10, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 388 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 379 mSDsluCounter, 1831 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 710 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 42 IncrementalHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 1121 mSDtfsCounter, 42 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 66 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=95occurred in iteration=0, InterpolantAutomatonStates: 30, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 10 MinimizatonAttempts, 2 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 12 LocationsWithAnnotation, 32 PreInvPairs, 39 NumberOfFragments, 79 HoareAnnotationTreeSize, 32 FomulaSimplifications, 5 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 12 FomulaSimplificationsInter, 30 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 334 NumberOfCodeBlocks, 334 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 324 ConstructedInterpolants, 0 QuantifiedInterpolants, 418 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 60/60 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! [2023-11-19 07:39:19,899 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b294cbd1-8541-4e0e-aa96-f7c06f97b8b1/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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