./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_14_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_44b4c20e-bfc9-459d-8565-29666cbaa38d/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44b4c20e-bfc9-459d-8565-29666cbaa38d/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_44b4c20e-bfc9-459d-8565-29666cbaa38d/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44b4c20e-bfc9-459d-8565-29666cbaa38d/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_14_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44b4c20e-bfc9-459d-8565-29666cbaa38d/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_44b4c20e-bfc9-459d-8565-29666cbaa38d/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 830b063d32b50ec12c45f211ce0b1c2907c1ed022d5616386591ff2055f0498d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:35:58,900 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:35:58,984 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44b4c20e-bfc9-459d-8565-29666cbaa38d/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Overflow-64bit-Automizer_Default.epf [2023-11-19 07:35:58,989 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:35:58,990 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:35:59,021 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:35:59,022 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:35:59,023 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:35:59,023 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:35:59,024 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:35:59,025 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:35:59,026 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:35:59,027 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:35:59,027 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:35:59,028 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:35:59,029 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:35:59,029 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:35:59,030 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:35:59,031 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:35:59,032 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:35:59,032 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 07:35:59,036 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 07:35:59,037 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:35:59,038 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:35:59,048 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:35:59,049 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:35:59,049 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:35:59,050 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:35:59,050 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:35:59,051 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:35:59,052 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:35:59,053 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:35:59,053 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:35:59,053 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:35:59,053 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:35:59,054 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:35:59,054 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:35:59,054 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:35:59,054 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_44b4c20e-bfc9-459d-8565-29666cbaa38d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44b4c20e-bfc9-459d-8565-29666cbaa38d/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 830b063d32b50ec12c45f211ce0b1c2907c1ed022d5616386591ff2055f0498d [2023-11-19 07:35:59,354 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:35:59,391 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:35:59,394 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:35:59,396 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:35:59,397 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:35:59,398 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44b4c20e-bfc9-459d-8565-29666cbaa38d/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_14_good.i [2023-11-19 07:36:02,629 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:36:03,028 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:36:03,031 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44b4c20e-bfc9-459d-8565-29666cbaa38d/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_14_good.i [2023-11-19 07:36:03,067 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44b4c20e-bfc9-459d-8565-29666cbaa38d/bin/uautomizer-verify-uCwYo4JHxu/data/bb6a54e06/47e68bac7169467cb838abac72f47c72/FLAGbb3da9624 [2023-11-19 07:36:03,085 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44b4c20e-bfc9-459d-8565-29666cbaa38d/bin/uautomizer-verify-uCwYo4JHxu/data/bb6a54e06/47e68bac7169467cb838abac72f47c72 [2023-11-19 07:36:03,095 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:36:03,098 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:36:03,100 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:36:03,101 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:36:03,106 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:36:03,107 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:36:03" (1/1) ... [2023-11-19 07:36:03,108 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@178cbb43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:03, skipping insertion in model container [2023-11-19 07:36:03,108 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:36:03" (1/1) ... [2023-11-19 07:36:03,187 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:36:03,584 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 07:36:04,164 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:36:04,180 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:36:04,216 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 07:36:04,277 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:36:04,483 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:36:04,483 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:36:04,484 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:36:04,484 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:36:04,484 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:36:04,492 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:36:04,493 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:04 WrapperNode [2023-11-19 07:36:04,493 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:36:04,494 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:36:04,495 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:36:04,495 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:36:04,503 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:04" (1/1) ... [2023-11-19 07:36:04,556 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:04" (1/1) ... [2023-11-19 07:36:04,592 INFO L138 Inliner]: procedures = 503, calls = 71, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 192 [2023-11-19 07:36:04,592 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:36:04,593 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:36:04,593 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:36:04,593 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:36:04,604 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:04" (1/1) ... [2023-11-19 07:36:04,613 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:04" (1/1) ... [2023-11-19 07:36:04,617 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:04" (1/1) ... [2023-11-19 07:36:04,618 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:04" (1/1) ... [2023-11-19 07:36:04,627 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:04" (1/1) ... [2023-11-19 07:36:04,630 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:04" (1/1) ... [2023-11-19 07:36:04,634 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:04" (1/1) ... [2023-11-19 07:36:04,636 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:04" (1/1) ... [2023-11-19 07:36:04,640 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:36:04,641 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:36:04,641 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:36:04,642 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:36:04,643 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:04" (1/1) ... [2023-11-19 07:36:04,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:36:04,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44b4c20e-bfc9-459d-8565-29666cbaa38d/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:36:04,704 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44b4c20e-bfc9-459d-8565-29666cbaa38d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:36:04,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44b4c20e-bfc9-459d-8565-29666cbaa38d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:36:04,760 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-19 07:36:04,760 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-19 07:36:04,760 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 07:36:04,760 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 07:36:04,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:36:04,761 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:36:04,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:36:04,761 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 07:36:04,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:36:04,981 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:36:04,983 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:36:05,445 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:36:05,456 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:36:05,456 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 07:36:05,461 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:36:05 BoogieIcfgContainer [2023-11-19 07:36:05,461 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:36:05,463 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:36:05,463 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:36:05,467 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:36:05,467 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:36:03" (1/3) ... [2023-11-19 07:36:05,468 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e7eb6c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:36:05, skipping insertion in model container [2023-11-19 07:36:05,468 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:36:04" (2/3) ... [2023-11-19 07:36:05,469 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e7eb6c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:36:05, skipping insertion in model container [2023-11-19 07:36:05,469 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:36:05" (3/3) ... [2023-11-19 07:36:05,470 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_preinc_14_good.i [2023-11-19 07:36:05,489 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:36:05,489 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2023-11-19 07:36:05,542 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:36:05,549 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;@4941cc47, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:36:05,550 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2023-11-19 07:36:05,554 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 07:36:05,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 07:36:05,561 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:36:05,561 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:36:05,562 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 07:36:05,568 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:05,568 INFO L85 PathProgramCache]: Analyzing trace with hash -1694553714, now seen corresponding path program 1 times [2023-11-19 07:36:05,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:05,578 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419389369] [2023-11-19 07:36:05,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:05,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:05,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:05,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 07:36:05,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:06,006 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 07:36:06,017 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:36:06,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [419389369] [2023-11-19 07:36:06,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [419389369] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:36:06,019 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:36:06,019 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:36:06,021 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097282948] [2023-11-19 07:36:06,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:36:06,028 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:36:06,029 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:36:06,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:36:06,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:36:06,075 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 07:36:06,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:36:06,140 INFO L93 Difference]: Finished difference Result 165 states and 236 transitions. [2023-11-19 07:36:06,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:36:06,143 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 07:36:06,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:36:06,152 INFO L225 Difference]: With dead ends: 165 [2023-11-19 07:36:06,152 INFO L226 Difference]: Without dead ends: 84 [2023-11-19 07:36:06,156 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 07:36:06,159 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 123 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 119 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:36:06,160 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 119 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:36:06,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2023-11-19 07:36:06,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2023-11-19 07:36:06,203 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), 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 07:36:06,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 116 transitions. [2023-11-19 07:36:06,207 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 116 transitions. Word has length 12 [2023-11-19 07:36:06,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:36:06,209 INFO L495 AbstractCegarLoop]: Abstraction has 84 states and 116 transitions. [2023-11-19 07:36:06,209 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 07:36:06,210 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 116 transitions. [2023-11-19 07:36:06,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 07:36:06,211 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:36:06,211 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 07:36:06,212 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 07:36:06,212 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 07:36:06,213 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:06,213 INFO L85 PathProgramCache]: Analyzing trace with hash 1328699887, now seen corresponding path program 1 times [2023-11-19 07:36:06,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:06,213 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [854361273] [2023-11-19 07:36:06,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:06,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:06,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:06,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 07:36:06,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:06,554 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 07:36:06,554 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:36:06,554 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [854361273] [2023-11-19 07:36:06,554 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [854361273] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:36:06,555 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:36:06,555 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 07:36:06,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840948480] [2023-11-19 07:36:06,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:36:06,557 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 07:36:06,557 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:36:06,558 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 07:36:06,558 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-19 07:36:06,559 INFO L87 Difference]: Start difference. First operand 84 states and 116 transitions. Second operand has 6 states, 5 states have (on average 3.2) internal successors, (16), 6 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 07:36:06,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:36:06,693 INFO L93 Difference]: Finished difference Result 95 states and 130 transitions. [2023-11-19 07:36:06,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-19 07:36:06,693 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 3.2) internal successors, (16), 6 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 07:36:06,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:36:06,695 INFO L225 Difference]: With dead ends: 95 [2023-11-19 07:36:06,696 INFO L226 Difference]: Without dead ends: 94 [2023-11-19 07:36:06,696 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2023-11-19 07:36:06,698 INFO L413 NwaCegarLoop]: 107 mSDtfsCounter, 45 mSDsluCounter, 384 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 491 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 07:36:06,699 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 491 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 07:36:06,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2023-11-19 07:36:06,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 89. [2023-11-19 07:36:06,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 73 states have (on average 1.5068493150684932) internal successors, (110), 82 states have internal predecessors, (110), 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 07:36:06,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 122 transitions. [2023-11-19 07:36:06,726 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 122 transitions. Word has length 18 [2023-11-19 07:36:06,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:36:06,726 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 122 transitions. [2023-11-19 07:36:06,727 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.2) internal successors, (16), 6 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 07:36:06,727 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 122 transitions. [2023-11-19 07:36:06,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 07:36:06,728 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:36:06,728 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 07:36:06,728 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-19 07:36:06,729 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-19 07:36:06,729 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:06,729 INFO L85 PathProgramCache]: Analyzing trace with hash 1950768915, now seen corresponding path program 1 times [2023-11-19 07:36:06,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:06,730 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [706308002] [2023-11-19 07:36:06,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:06,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:06,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:06,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 07:36:06,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:06,845 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 07:36:06,846 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:36:06,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [706308002] [2023-11-19 07:36:06,847 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [706308002] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:36:06,847 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:36:06,848 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:36:06,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1031668729] [2023-11-19 07:36:06,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:36:06,850 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:36:06,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:36:06,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:36:06,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:36:06,853 INFO L87 Difference]: Start difference. First operand 89 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 07:36:06,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:36:06,889 INFO L93 Difference]: Finished difference Result 89 states and 122 transitions. [2023-11-19 07:36:06,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:36:06,890 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 07:36:06,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:36:06,891 INFO L225 Difference]: With dead ends: 89 [2023-11-19 07:36:06,892 INFO L226 Difference]: Without dead ends: 88 [2023-11-19 07:36:06,892 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 07:36:06,894 INFO L413 NwaCegarLoop]: 110 mSDtfsCounter, 35 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 182 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:36:06,895 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 182 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:36:06,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2023-11-19 07:36:06,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 83. [2023-11-19 07:36:06,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 68 states have (on average 1.5147058823529411) internal successors, (103), 76 states have internal predecessors, (103), 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 07:36:06,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 115 transitions. [2023-11-19 07:36:06,910 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 115 transitions. Word has length 18 [2023-11-19 07:36:06,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:36:06,913 INFO L495 AbstractCegarLoop]: Abstraction has 83 states and 115 transitions. [2023-11-19 07:36:06,914 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 07:36:06,914 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 115 transitions. [2023-11-19 07:36:06,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 07:36:06,915 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:36:06,916 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 07:36:06,916 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-19 07:36:06,916 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-19 07:36:06,917 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:06,917 INFO L85 PathProgramCache]: Analyzing trace with hash -1759976325, now seen corresponding path program 1 times [2023-11-19 07:36:06,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:06,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [32937011] [2023-11-19 07:36:06,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:06,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:06,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:06,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 07:36:06,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:06,974 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 07:36:06,974 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:36:06,974 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [32937011] [2023-11-19 07:36:06,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [32937011] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:36:06,975 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:36:06,975 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:36:06,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272867680] [2023-11-19 07:36:06,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:36:06,976 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:36:06,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:36:06,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:36:06,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:36:06,977 INFO L87 Difference]: Start difference. First operand 83 states and 115 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 07:36:06,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:36:06,995 INFO L93 Difference]: Finished difference Result 83 states and 115 transitions. [2023-11-19 07:36:06,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:36:06,996 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 07:36:06,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:36:06,997 INFO L225 Difference]: With dead ends: 83 [2023-11-19 07:36:06,997 INFO L226 Difference]: Without dead ends: 82 [2023-11-19 07:36:06,998 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 07:36:06,999 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 31 mSDsluCounter, 76 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 188 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 07:36:07,000 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 188 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:36:07,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2023-11-19 07:36:07,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2023-11-19 07:36:07,009 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 07:36:07,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 114 transitions. [2023-11-19 07:36:07,011 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 114 transitions. Word has length 19 [2023-11-19 07:36:07,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:36:07,011 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 114 transitions. [2023-11-19 07:36:07,012 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 07:36:07,012 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 114 transitions. [2023-11-19 07:36:07,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 07:36:07,013 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:36:07,013 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 07:36:07,014 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-19 07:36:07,014 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 07:36:07,015 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:07,015 INFO L85 PathProgramCache]: Analyzing trace with hash 583373252, now seen corresponding path program 1 times [2023-11-19 07:36:07,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:07,015 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462504974] [2023-11-19 07:36:07,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:07,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:07,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:07,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 07:36:07,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:07,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-19 07:36:07,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:07,133 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 07:36:07,133 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:36:07,134 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462504974] [2023-11-19 07:36:07,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [462504974] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:36:07,134 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:36:07,134 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:36:07,135 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083549614] [2023-11-19 07:36:07,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:36:07,137 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:36:07,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:36:07,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:36:07,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:36:07,139 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 07:36:07,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:36:07,170 INFO L93 Difference]: Finished difference Result 82 states and 114 transitions. [2023-11-19 07:36:07,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:36:07,172 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 07:36:07,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:36:07,178 INFO L225 Difference]: With dead ends: 82 [2023-11-19 07:36:07,178 INFO L226 Difference]: Without dead ends: 81 [2023-11-19 07:36:07,178 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 07:36:07,187 INFO L413 NwaCegarLoop]: 108 mSDtfsCounter, 35 mSDsluCounter, 70 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 178 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:36:07,188 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 178 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:36:07,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2023-11-19 07:36:07,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2023-11-19 07:36:07,231 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 07:36:07,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 113 transitions. [2023-11-19 07:36:07,232 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 113 transitions. Word has length 33 [2023-11-19 07:36:07,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:36:07,233 INFO L495 AbstractCegarLoop]: Abstraction has 81 states and 113 transitions. [2023-11-19 07:36:07,233 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 07:36:07,233 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 113 transitions. [2023-11-19 07:36:07,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 07:36:07,235 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:36:07,235 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 07:36:07,235 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-19 07:36:07,236 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 07:36:07,236 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:07,236 INFO L85 PathProgramCache]: Analyzing trace with hash 904701864, now seen corresponding path program 1 times [2023-11-19 07:36:07,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:07,237 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384404923] [2023-11-19 07:36:07,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:07,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:07,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:07,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 07:36:07,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:07,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-19 07:36:07,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:07,331 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 07:36:07,332 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:36:07,332 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384404923] [2023-11-19 07:36:07,332 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1384404923] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:36:07,333 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:36:07,334 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:36:07,335 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513772619] [2023-11-19 07:36:07,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:36:07,342 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:36:07,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:36:07,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:36:07,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:36:07,344 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 07:36:07,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:36:07,365 INFO L93 Difference]: Finished difference Result 81 states and 113 transitions. [2023-11-19 07:36:07,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:36:07,366 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 07:36:07,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:36:07,368 INFO L225 Difference]: With dead ends: 81 [2023-11-19 07:36:07,368 INFO L226 Difference]: Without dead ends: 80 [2023-11-19 07:36:07,368 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 07:36:07,376 INFO L413 NwaCegarLoop]: 110 mSDtfsCounter, 31 mSDsluCounter, 74 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 184 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 07:36:07,379 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 184 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:36:07,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2023-11-19 07:36:07,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2023-11-19 07:36:07,391 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 07:36:07,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 112 transitions. [2023-11-19 07:36:07,393 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 112 transitions. Word has length 34 [2023-11-19 07:36:07,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:36:07,396 INFO L495 AbstractCegarLoop]: Abstraction has 80 states and 112 transitions. [2023-11-19 07:36:07,396 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 07:36:07,396 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 112 transitions. [2023-11-19 07:36:07,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 07:36:07,400 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:36:07,401 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 07:36:07,401 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-19 07:36:07,401 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 07:36:07,402 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:07,403 INFO L85 PathProgramCache]: Analyzing trace with hash -1138047753, now seen corresponding path program 1 times [2023-11-19 07:36:07,403 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:07,403 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958859544] [2023-11-19 07:36:07,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:07,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:07,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:07,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 07:36:07,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:07,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-19 07:36:07,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:07,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-19 07:36:07,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:07,504 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 07:36:07,504 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:36:07,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958859544] [2023-11-19 07:36:07,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1958859544] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:36:07,505 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:36:07,505 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:36:07,505 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [168066049] [2023-11-19 07:36:07,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:36:07,506 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:36:07,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:36:07,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:36:07,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:36:07,507 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 07:36:07,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:36:07,530 INFO L93 Difference]: Finished difference Result 80 states and 112 transitions. [2023-11-19 07:36:07,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:36:07,530 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 07:36:07,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:36:07,532 INFO L225 Difference]: With dead ends: 80 [2023-11-19 07:36:07,532 INFO L226 Difference]: Without dead ends: 78 [2023-11-19 07:36:07,532 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 07:36:07,535 INFO L413 NwaCegarLoop]: 108 mSDtfsCounter, 1 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 212 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 07:36:07,535 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 212 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:36:07,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2023-11-19 07:36:07,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2023-11-19 07:36:07,555 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 07:36:07,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 110 transitions. [2023-11-19 07:36:07,557 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 110 transitions. Word has length 41 [2023-11-19 07:36:07,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:36:07,557 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 110 transitions. [2023-11-19 07:36:07,557 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 07:36:07,557 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 110 transitions. [2023-11-19 07:36:07,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 07:36:07,559 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:36:07,559 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 07:36:07,559 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-19 07:36:07,559 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2023-11-19 07:36:07,560 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:36:07,560 INFO L85 PathProgramCache]: Analyzing trace with hash 1356044830, now seen corresponding path program 1 times [2023-11-19 07:36:07,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:36:07,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149525573] [2023-11-19 07:36:07,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:36:07,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:36:07,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:07,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 07:36:07,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:07,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-19 07:36:07,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:07,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-19 07:36:07,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:07,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-11-19 07:36:07,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:36:07,673 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 07:36:07,673 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:36:07,673 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [149525573] [2023-11-19 07:36:07,673 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [149525573] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:36:07,673 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:36:07,674 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:36:07,674 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212756189] [2023-11-19 07:36:07,674 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:36:07,674 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:36:07,674 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:36:07,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:36:07,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:36:07,676 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 07:36:07,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:36:07,692 INFO L93 Difference]: Finished difference Result 78 states and 110 transitions. [2023-11-19 07:36:07,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:36:07,693 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 07:36:07,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:36:07,694 INFO L225 Difference]: With dead ends: 78 [2023-11-19 07:36:07,694 INFO L226 Difference]: Without dead ends: 0 [2023-11-19 07:36:07,695 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 07:36:07,695 INFO L413 NwaCegarLoop]: 107 mSDtfsCounter, 1 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 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 07:36:07,696 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 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 07:36:07,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-19 07:36:07,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-19 07:36:07,697 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 07:36:07,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-19 07:36:07,698 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 51 [2023-11-19 07:36:07,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:36:07,698 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-19 07:36:07,698 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 07:36:07,698 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-19 07:36:07,699 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 07:36:07,701 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2023-11-19 07:36:07,702 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2023-11-19 07:36:07,703 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2023-11-19 07:36:07,703 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2023-11-19 07:36:07,703 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2023-11-19 07:36:07,703 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2023-11-19 07:36:07,703 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2023-11-19 07:36:07,704 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2023-11-19 07:36:07,704 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-19 07:36:07,706 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-19 07:36:07,757 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1412 1418) the Hoare annotation is: true [2023-11-19 07:36:07,757 INFO L899 garLoopResultBuilder]: For program point printLineEXIT(lines 1412 1418) no Hoare annotation was computed. [2023-11-19 07:36:07,757 INFO L899 garLoopResultBuilder]: For program point L1414(lines 1414 1417) no Hoare annotation was computed. [2023-11-19 07:36:07,757 INFO L899 garLoopResultBuilder]: For program point L1414-2(lines 1412 1418) no Hoare annotation was computed. [2023-11-19 07:36:07,758 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 1426 1429) the Hoare annotation is: true [2023-11-19 07:36:07,758 INFO L899 garLoopResultBuilder]: For program point printIntLineEXIT(lines 1426 1429) no Hoare annotation was computed. [2023-11-19 07:36:07,758 INFO L899 garLoopResultBuilder]: For program point printIntLineFINAL(lines 1426 1429) no Hoare annotation was computed. [2023-11-19 07:36:07,758 INFO L899 garLoopResultBuilder]: For program point L1554-18(line 1554) no Hoare annotation was computed. [2023-11-19 07:36:07,758 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1586) no Hoare annotation was computed. [2023-11-19 07:36:07,759 INFO L899 garLoopResultBuilder]: For program point L1554-20(line 1554) no Hoare annotation was computed. [2023-11-19 07:36:07,759 INFO L899 garLoopResultBuilder]: For program point L1554-22(line 1554) no Hoare annotation was computed. [2023-11-19 07:36:07,759 INFO L899 garLoopResultBuilder]: For program point L1554-23(line 1554) no Hoare annotation was computed. [2023-11-19 07:36:07,759 INFO L899 garLoopResultBuilder]: For program point L1554-25(line 1554) no Hoare annotation was computed. [2023-11-19 07:36:07,759 INFO L899 garLoopResultBuilder]: For program point L1554-27(line 1554) no Hoare annotation was computed. [2023-11-19 07:36:07,759 INFO L899 garLoopResultBuilder]: For program point L1554-29(line 1554) no Hoare annotation was computed. [2023-11-19 07:36:07,760 INFO L899 garLoopResultBuilder]: For program point L1621(lines 1621 1624) no Hoare annotation was computed. [2023-11-19 07:36:07,760 INFO L899 garLoopResultBuilder]: For program point L1554-30(line 1554) no Hoare annotation was computed. [2023-11-19 07:36:07,760 INFO L895 garLoopResultBuilder]: At program point L1588(line 1588) the Hoare annotation is: (and (<= 0 (+ |ULTIMATE.start_goodB2G2_~data~1#1| 2147483648)) (= 5 ~globalFive~0)) [2023-11-19 07:36:07,760 INFO L899 garLoopResultBuilder]: For program point L1588-1(line 1588) no Hoare annotation was computed. [2023-11-19 07:36:07,760 INFO L899 garLoopResultBuilder]: For program point L1621-2(lines 1618 1633) no Hoare annotation was computed. [2023-11-19 07:36:07,761 INFO L899 garLoopResultBuilder]: For program point L1574(lines 1574 1595) no Hoare annotation was computed. [2023-11-19 07:36:07,761 INFO L895 garLoopResultBuilder]: At program point L1558(line 1558) the Hoare annotation is: false [2023-11-19 07:36:07,761 INFO L895 garLoopResultBuilder]: At program point L1592(line 1592) the Hoare annotation is: (and (<= 0 (+ |ULTIMATE.start_goodB2G2_~data~1#1| 2147483648)) (= 5 ~globalFive~0)) [2023-11-19 07:36:07,761 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-19 07:36:07,761 INFO L895 garLoopResultBuilder]: At program point L1644(line 1644) the Hoare annotation is: (= 5 ~globalFive~0) [2023-11-19 07:36:07,762 INFO L899 garLoopResultBuilder]: For program point L1644-1(line 1644) no Hoare annotation was computed. [2023-11-19 07:36:07,762 INFO L899 garLoopResultBuilder]: For program point L1611(line 1611) no Hoare annotation was computed. [2023-11-19 07:36:07,762 INFO L899 garLoopResultBuilder]: For program point L1578(lines 1578 1581) no Hoare annotation was computed. [2023-11-19 07:36:07,762 INFO L899 garLoopResultBuilder]: For program point L1611-1(line 1611) no Hoare annotation was computed. [2023-11-19 07:36:07,762 INFO L899 garLoopResultBuilder]: For program point L1578-2(lines 1575 1595) no Hoare annotation was computed. [2023-11-19 07:36:07,762 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1586) no Hoare annotation was computed. [2023-11-19 07:36:07,763 INFO L899 garLoopResultBuilder]: For program point L1628(line 1628) no Hoare annotation was computed. [2023-11-19 07:36:07,763 INFO L899 garLoopResultBuilder]: For program point L1628-1(line 1628) no Hoare annotation was computed. [2023-11-19 07:36:07,763 INFO L899 garLoopResultBuilder]: For program point L1562(lines 1562 1571) no Hoare annotation was computed. [2023-11-19 07:36:07,763 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1628) no Hoare annotation was computed. [2023-11-19 07:36:07,763 INFO L899 garLoopResultBuilder]: For program point L1596(lines 1596 1616) no Hoare annotation was computed. [2023-11-19 07:36:07,764 INFO L895 garLoopResultBuilder]: At program point L1646(line 1646) the Hoare annotation is: (= 5 ~globalFive~0) [2023-11-19 07:36:07,764 INFO L895 garLoopResultBuilder]: At program point L1613(line 1613) the Hoare annotation is: (= 5 ~globalFive~0) [2023-11-19 07:36:07,764 INFO L899 garLoopResultBuilder]: For program point L1646-1(line 1646) no Hoare annotation was computed. [2023-11-19 07:36:07,764 INFO L899 garLoopResultBuilder]: For program point L1580(line 1580) no Hoare annotation was computed. [2023-11-19 07:36:07,764 INFO L899 garLoopResultBuilder]: For program point L1613-1(line 1613) no Hoare annotation was computed. [2023-11-19 07:36:07,764 INFO L899 garLoopResultBuilder]: For program point L1580-1(line 1580) no Hoare annotation was computed. [2023-11-19 07:36:07,764 INFO L899 garLoopResultBuilder]: For program point L1580-3(line 1580) no Hoare annotation was computed. [2023-11-19 07:36:07,765 INFO L899 garLoopResultBuilder]: For program point main_returnLabel#1(lines 1641 1648) no Hoare annotation was computed. [2023-11-19 07:36:07,765 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1628) no Hoare annotation was computed. [2023-11-19 07:36:07,765 INFO L899 garLoopResultBuilder]: For program point L1580-5(line 1580) no Hoare annotation was computed. [2023-11-19 07:36:07,765 INFO L899 garLoopResultBuilder]: For program point L1580-7(line 1580) no Hoare annotation was computed. [2023-11-19 07:36:07,765 INFO L899 garLoopResultBuilder]: For program point L1580-8(line 1580) no Hoare annotation was computed. [2023-11-19 07:36:07,765 INFO L899 garLoopResultBuilder]: For program point L1580-10(line 1580) no Hoare annotation was computed. [2023-11-19 07:36:07,766 INFO L899 garLoopResultBuilder]: For program point L1580-12(line 1580) no Hoare annotation was computed. [2023-11-19 07:36:07,766 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1564) no Hoare annotation was computed. [2023-11-19 07:36:07,766 INFO L899 garLoopResultBuilder]: For program point L1580-14(line 1580) no Hoare annotation was computed. [2023-11-19 07:36:07,766 INFO L895 garLoopResultBuilder]: At program point L1630(line 1630) the Hoare annotation is: (= 5 ~globalFive~0) [2023-11-19 07:36:07,766 INFO L899 garLoopResultBuilder]: For program point L1630-1(line 1630) no Hoare annotation was computed. [2023-11-19 07:36:07,767 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-11-19 07:36:07,767 INFO L899 garLoopResultBuilder]: For program point L1564(line 1564) no Hoare annotation was computed. [2023-11-19 07:36:07,767 INFO L899 garLoopResultBuilder]: For program point L1580-16(line 1580) no Hoare annotation was computed. [2023-11-19 07:36:07,767 INFO L899 garLoopResultBuilder]: For program point L1564-1(line 1564) no Hoare annotation was computed. [2023-11-19 07:36:07,767 INFO L899 garLoopResultBuilder]: For program point L1580-18(line 1580) no Hoare annotation was computed. [2023-11-19 07:36:07,767 INFO L899 garLoopResultBuilder]: For program point L1580-20(line 1580) no Hoare annotation was computed. [2023-11-19 07:36:07,768 INFO L899 garLoopResultBuilder]: For program point L1580-22(line 1580) no Hoare annotation was computed. [2023-11-19 07:36:07,768 INFO L899 garLoopResultBuilder]: For program point L1580-23(line 1580) no Hoare annotation was computed. [2023-11-19 07:36:07,768 INFO L899 garLoopResultBuilder]: For program point L1580-25(line 1580) no Hoare annotation was computed. [2023-11-19 07:36:07,768 INFO L899 garLoopResultBuilder]: For program point L1580-27(line 1580) no Hoare annotation was computed. [2023-11-19 07:36:07,768 INFO L899 garLoopResultBuilder]: For program point L1580-29(line 1580) no Hoare annotation was computed. [2023-11-19 07:36:07,768 INFO L899 garLoopResultBuilder]: For program point L1580-30(line 1580) no Hoare annotation was computed. [2023-11-19 07:36:07,768 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1564) no Hoare annotation was computed. [2023-11-19 07:36:07,769 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-19 07:36:07,769 INFO L895 garLoopResultBuilder]: At program point L1566(line 1566) the Hoare annotation is: (and (<= 0 (+ |ULTIMATE.start_goodB2G1_~data~0#1| 2147483648)) (= 5 ~globalFive~0)) [2023-11-19 07:36:07,769 INFO L899 garLoopResultBuilder]: For program point L1566-1(line 1566) no Hoare annotation was computed. [2023-11-19 07:36:07,769 INFO L899 garLoopResultBuilder]: For program point L1600(lines 1600 1607) no Hoare annotation was computed. [2023-11-19 07:36:07,769 INFO L899 garLoopResultBuilder]: For program point L1600-1(lines 1597 1616) no Hoare annotation was computed. [2023-11-19 07:36:07,770 INFO L899 garLoopResultBuilder]: For program point L1617(lines 1617 1633) no Hoare annotation was computed. [2023-11-19 07:36:07,770 INFO L899 garLoopResultBuilder]: For program point L1584(lines 1584 1593) no Hoare annotation was computed. [2023-11-19 07:36:07,770 INFO L899 garLoopResultBuilder]: For program point L1634(lines 1634 1640) no Hoare annotation was computed. [2023-11-19 07:36:07,770 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-11-19 07:36:07,770 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1611) no Hoare annotation was computed. [2023-11-19 07:36:07,770 INFO L899 garLoopResultBuilder]: For program point L1552(lines 1552 1555) no Hoare annotation was computed. [2023-11-19 07:36:07,771 INFO L899 garLoopResultBuilder]: For program point L1552-2(lines 1549 1573) no Hoare annotation was computed. [2023-11-19 07:36:07,771 INFO L895 garLoopResultBuilder]: At program point L1602(line 1602) the Hoare annotation is: false [2023-11-19 07:36:07,771 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1611) no Hoare annotation was computed. [2023-11-19 07:36:07,771 INFO L899 garLoopResultBuilder]: For program point L1586(line 1586) no Hoare annotation was computed. [2023-11-19 07:36:07,771 INFO L899 garLoopResultBuilder]: For program point L1586-1(line 1586) no Hoare annotation was computed. [2023-11-19 07:36:07,772 INFO L895 garLoopResultBuilder]: At program point L1570(line 1570) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_goodB2G1_~data~0#1|) (= 5 ~globalFive~0)) [2023-11-19 07:36:07,772 INFO L899 garLoopResultBuilder]: For program point L1570-1(lines 1548 1573) no Hoare annotation was computed. [2023-11-19 07:36:07,772 INFO L899 garLoopResultBuilder]: For program point L1554(line 1554) no Hoare annotation was computed. [2023-11-19 07:36:07,772 INFO L899 garLoopResultBuilder]: For program point L1554-1(line 1554) no Hoare annotation was computed. [2023-11-19 07:36:07,772 INFO L899 garLoopResultBuilder]: For program point L1554-3(line 1554) no Hoare annotation was computed. [2023-11-19 07:36:07,772 INFO L899 garLoopResultBuilder]: For program point L1554-5(line 1554) no Hoare annotation was computed. [2023-11-19 07:36:07,772 INFO L899 garLoopResultBuilder]: For program point L1554-7(line 1554) no Hoare annotation was computed. [2023-11-19 07:36:07,773 INFO L899 garLoopResultBuilder]: For program point L1554-8(line 1554) no Hoare annotation was computed. [2023-11-19 07:36:07,773 INFO L899 garLoopResultBuilder]: For program point L1554-10(line 1554) no Hoare annotation was computed. [2023-11-19 07:36:07,773 INFO L899 garLoopResultBuilder]: For program point L1554-12(line 1554) no Hoare annotation was computed. [2023-11-19 07:36:07,773 INFO L899 garLoopResultBuilder]: For program point L1554-14(line 1554) no Hoare annotation was computed. [2023-11-19 07:36:07,773 INFO L899 garLoopResultBuilder]: For program point L1554-16(line 1554) no Hoare annotation was computed. [2023-11-19 07:36:07,777 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:36:07,780 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 07:36:07,790 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:36:07 BoogieIcfgContainer [2023-11-19 07:36:07,790 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 07:36:07,790 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 07:36:07,791 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 07:36:07,791 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 07:36:07,791 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:36:05" (3/4) ... [2023-11-19 07:36:07,795 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 07:36:07,800 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-19 07:36:07,800 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-19 07:36:07,816 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2023-11-19 07:36:07,817 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-19 07:36:07,817 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-19 07:36:07,818 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 07:36:07,934 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44b4c20e-bfc9-459d-8565-29666cbaa38d/bin/uautomizer-verify-uCwYo4JHxu/witness.graphml [2023-11-19 07:36:07,935 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44b4c20e-bfc9-459d-8565-29666cbaa38d/bin/uautomizer-verify-uCwYo4JHxu/witness.yml [2023-11-19 07:36:07,935 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 07:36:07,936 INFO L158 Benchmark]: Toolchain (without parser) took 4837.64ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 100.5MB in the beginning and 75.3MB in the end (delta: 25.2MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. [2023-11-19 07:36:07,936 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 148.9MB. Free memory is still 94.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:36:07,937 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1393.25ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 100.5MB in the beginning and 118.1MB in the end (delta: -17.6MB). Peak memory consumption was 52.7MB. Max. memory is 16.1GB. [2023-11-19 07:36:07,937 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.09ms. Allocated memory is still 180.4MB. Free memory was 118.1MB in the beginning and 114.0MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 07:36:07,937 INFO L158 Benchmark]: Boogie Preprocessor took 47.48ms. Allocated memory is still 180.4MB. Free memory was 114.0MB in the beginning and 111.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 07:36:07,938 INFO L158 Benchmark]: RCFGBuilder took 819.92ms. Allocated memory is still 180.4MB. Free memory was 111.9MB in the beginning and 90.9MB in the end (delta: 21.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 07:36:07,938 INFO L158 Benchmark]: TraceAbstraction took 2326.62ms. Allocated memory is still 180.4MB. Free memory was 89.9MB in the beginning and 82.7MB in the end (delta: 7.2MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. [2023-11-19 07:36:07,939 INFO L158 Benchmark]: Witness Printer took 144.74ms. Allocated memory is still 180.4MB. Free memory was 82.7MB in the beginning and 75.3MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 07:36:07,941 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 148.9MB. Free memory is still 94.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1393.25ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 100.5MB in the beginning and 118.1MB in the end (delta: -17.6MB). Peak memory consumption was 52.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.09ms. Allocated memory is still 180.4MB. Free memory was 118.1MB in the beginning and 114.0MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.48ms. Allocated memory is still 180.4MB. Free memory was 114.0MB in the beginning and 111.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 819.92ms. Allocated memory is still 180.4MB. Free memory was 111.9MB in the beginning and 90.9MB in the end (delta: 21.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * TraceAbstraction took 2326.62ms. Allocated memory is still 180.4MB. Free memory was 89.9MB in the beginning and 82.7MB in the end (delta: 7.2MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. * Witness Printer took 144.74ms. Allocated memory is still 180.4MB. Free memory was 82.7MB in the beginning and 75.3MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1586]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1586]: 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: 1628]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1628]: 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: 8, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 308 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 302 mSDsluCounter, 1765 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 884 mSDsCounter, 20 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 97 IncrementalHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 20 mSolverCounterUnsat, 881 mSDtfsCounter, 97 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 52 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=95occurred in iteration=0, InterpolantAutomatonStates: 27, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 8 MinimizatonAttempts, 10 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 12 LocationsWithAnnotation, 27 PreInvPairs, 34 NumberOfFragments, 50 HoareAnnotationTreeSize, 27 FomulaSimplifications, 13 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 12 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 226 NumberOfCodeBlocks, 226 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 218 ConstructedInterpolants, 0 QuantifiedInterpolants, 292 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 32/32 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 07:36:07,973 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44b4c20e-bfc9-459d-8565-29666cbaa38d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE