./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_15_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4fc63b2a 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_588c7e29-88e5-477e-a5bd-2582adeb0d85/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_588c7e29-88e5-477e-a5bd-2582adeb0d85/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_588c7e29-88e5-477e-a5bd-2582adeb0d85/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_588c7e29-88e5-477e-a5bd-2582adeb0d85/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_15_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_588c7e29-88e5-477e-a5bd-2582adeb0d85/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_588c7e29-88e5-477e-a5bd-2582adeb0d85/bin/uautomizer-verify-4GaUIPS5ZU --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 e4e4ddc8e215ef1d6c828f8558b94004913e5a166e06ab0989f3c3e5f35bc2fd --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:14:24,453 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:14:24,546 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_588c7e29-88e5-477e-a5bd-2582adeb0d85/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-10-31 22:14:24,559 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:14:24,560 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:14:24,593 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:14:24,595 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:14:24,595 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:14:24,596 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:14:24,598 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:14:24,599 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:14:24,599 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:14:24,600 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:14:24,603 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:14:24,603 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:14:24,603 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:14:24,604 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:14:24,604 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:14:24,604 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:14:24,605 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:14:24,605 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:14:24,610 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:14:24,610 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:14:24,610 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-31 22:14:24,610 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-31 22:14:24,611 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:14:24,611 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:14:24,611 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:14:24,634 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:14:24,635 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:14:24,636 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:14:24,636 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:14:24,636 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:14:24,637 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:14:24,637 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:14:24,637 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:14:24,638 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:14:24,638 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:14:24,638 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:14:24,638 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:14:24,639 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:14:24,639 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_588c7e29-88e5-477e-a5bd-2582adeb0d85/bin/uautomizer-verify-4GaUIPS5ZU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_588c7e29-88e5-477e-a5bd-2582adeb0d85/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4e4ddc8e215ef1d6c828f8558b94004913e5a166e06ab0989f3c3e5f35bc2fd [2024-10-31 22:14:25,050 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:14:25,080 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:14:25,084 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:14:25,085 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:14:25,086 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:14:25,087 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_588c7e29-88e5-477e-a5bd-2582adeb0d85/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_15_good.i Unable to find full path for "g++" [2024-10-31 22:14:27,441 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:14:27,841 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:14:27,842 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_588c7e29-88e5-477e-a5bd-2582adeb0d85/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_15_good.i [2024-10-31 22:14:27,870 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_588c7e29-88e5-477e-a5bd-2582adeb0d85/bin/uautomizer-verify-4GaUIPS5ZU/data/8c9ab5d54/5f4c87dedfed490495632f4d7a229de3/FLAGf5040e16b [2024-10-31 22:14:28,029 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_588c7e29-88e5-477e-a5bd-2582adeb0d85/bin/uautomizer-verify-4GaUIPS5ZU/data/8c9ab5d54/5f4c87dedfed490495632f4d7a229de3 [2024-10-31 22:14:28,032 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:14:28,033 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:14:28,034 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:14:28,034 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:14:28,039 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:14:28,040 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:14:28" (1/1) ... [2024-10-31 22:14:28,041 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b46e5dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:28, skipping insertion in model container [2024-10-31 22:14:28,041 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:14:28" (1/1) ... [2024-10-31 22:14:28,107 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:14:29,481 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:14:29,496 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:14:29,632 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:14:29,902 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:14:29,903 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:29 WrapperNode [2024-10-31 22:14:29,903 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:14:29,904 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:14:29,904 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:14:29,905 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:14:29,913 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:29" (1/1) ... [2024-10-31 22:14:29,962 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:29" (1/1) ... [2024-10-31 22:14:30,016 INFO L138 Inliner]: procedures = 501, calls = 50, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 185 [2024-10-31 22:14:30,021 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:14:30,021 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:14:30,023 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:14:30,023 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:14:30,040 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:29" (1/1) ... [2024-10-31 22:14:30,044 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:29" (1/1) ... [2024-10-31 22:14:30,055 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:29" (1/1) ... [2024-10-31 22:14:30,086 INFO L175 MemorySlicer]: No memory access in input program. [2024-10-31 22:14:30,086 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:29" (1/1) ... [2024-10-31 22:14:30,091 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:29" (1/1) ... [2024-10-31 22:14:30,103 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:29" (1/1) ... [2024-10-31 22:14:30,107 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:29" (1/1) ... [2024-10-31 22:14:30,108 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:29" (1/1) ... [2024-10-31 22:14:30,110 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:29" (1/1) ... [2024-10-31 22:14:30,113 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:14:30,117 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:14:30,117 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:14:30,119 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:14:30,122 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:29" (1/1) ... [2024-10-31 22:14:30,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:14:30,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_588c7e29-88e5-477e-a5bd-2582adeb0d85/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:14:30,183 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_588c7e29-88e5-477e-a5bd-2582adeb0d85/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:14:30,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_588c7e29-88e5-477e-a5bd-2582adeb0d85/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:14:30,228 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2024-10-31 22:14:30,228 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2024-10-31 22:14:30,229 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-10-31 22:14:30,229 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-10-31 22:14:30,229 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:14:30,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:14:30,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:14:30,490 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:14:30,493 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:14:30,802 INFO L? ?]: Removed 52 outVars from TransFormulas that were not future-live. [2024-10-31 22:14:30,803 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:14:30,825 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:14:30,825 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-31 22:14:30,827 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:14:30 BoogieIcfgContainer [2024-10-31 22:14:30,827 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:14:30,830 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:14:30,832 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:14:30,835 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:14:30,835 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:14:28" (1/3) ... [2024-10-31 22:14:30,837 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1eb05730 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:14:30, skipping insertion in model container [2024-10-31 22:14:30,837 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:29" (2/3) ... [2024-10-31 22:14:30,839 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1eb05730 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:14:30, skipping insertion in model container [2024-10-31 22:14:30,839 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:14:30" (3/3) ... [2024-10-31 22:14:30,841 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_min_sub_15_good.i [2024-10-31 22:14:30,861 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:14:30,862 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2024-10-31 22:14:30,937 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:14:30,944 INFO L333 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, 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;@43039f42, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:14:30,946 INFO L334 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2024-10-31 22:14:30,952 INFO L276 IsEmpty]: Start isEmpty. Operand has 83 states, 56 states have (on average 1.4821428571428572) internal successors, (83), 72 states have internal predecessors, (83), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-10-31 22:14:30,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-10-31 22:14:30,963 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:14:30,964 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:14:30,965 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-31 22:14:30,974 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:14:30,977 INFO L85 PathProgramCache]: Analyzing trace with hash -2043236634, now seen corresponding path program 1 times [2024-10-31 22:14:30,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:14:30,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [370701400] [2024-10-31 22:14:30,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:14:30,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:14:31,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:31,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-31 22:14:31,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:31,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:14:31,405 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:14:31,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [370701400] [2024-10-31 22:14:31,407 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [370701400] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:14:31,407 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:14:31,407 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-31 22:14:31,413 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1945655660] [2024-10-31 22:14:31,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:14:31,419 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:14:31,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:14:31,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:14:31,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:14:31,452 INFO L87 Difference]: Start difference. First operand has 83 states, 56 states have (on average 1.4821428571428572) internal successors, (83), 72 states have internal predecessors, (83), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) [2024-10-31 22:14:31,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:14:31,521 INFO L93 Difference]: Finished difference Result 159 states and 218 transitions. [2024-10-31 22:14:31,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:14:31,526 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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 14 [2024-10-31 22:14:31,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:14:31,537 INFO L225 Difference]: With dead ends: 159 [2024-10-31 22:14:31,537 INFO L226 Difference]: Without dead ends: 78 [2024-10-31 22:14:31,542 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:14:31,548 INFO L432 NwaCegarLoop]: 114 mSDtfsCounter, 3 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 220 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-31 22:14:31,549 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 220 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-31 22:14:31,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2024-10-31 22:14:31,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 75. [2024-10-31 22:14:31,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 52 states have (on average 1.5) internal successors, (78), 66 states have internal predecessors, (78), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2024-10-31 22:14:31,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 104 transitions. [2024-10-31 22:14:31,611 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 104 transitions. Word has length 14 [2024-10-31 22:14:31,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:14:31,611 INFO L471 AbstractCegarLoop]: Abstraction has 75 states and 104 transitions. [2024-10-31 22:14:31,611 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) [2024-10-31 22:14:31,615 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 104 transitions. [2024-10-31 22:14:31,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-10-31 22:14:31,617 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:14:31,618 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:14:31,618 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-31 22:14:31,618 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-31 22:14:31,619 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:14:31,619 INFO L85 PathProgramCache]: Analyzing trace with hash -1498677823, now seen corresponding path program 1 times [2024-10-31 22:14:31,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:14:31,619 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1552842910] [2024-10-31 22:14:31,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:14:31,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:14:31,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:31,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-31 22:14:31,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:31,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:14:31,736 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:14:31,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1552842910] [2024-10-31 22:14:31,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1552842910] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:14:31,736 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:14:31,737 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-31 22:14:31,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918149657] [2024-10-31 22:14:31,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:14:31,738 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:14:31,739 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:14:31,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:14:31,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:14:31,740 INFO L87 Difference]: Start difference. First operand 75 states and 104 transitions. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 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) [2024-10-31 22:14:31,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:14:31,771 INFO L93 Difference]: Finished difference Result 129 states and 177 transitions. [2024-10-31 22:14:31,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:14:31,772 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 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 15 [2024-10-31 22:14:31,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:14:31,773 INFO L225 Difference]: With dead ends: 129 [2024-10-31 22:14:31,773 INFO L226 Difference]: Without dead ends: 63 [2024-10-31 22:14:31,774 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:14:31,777 INFO L432 NwaCegarLoop]: 84 mSDtfsCounter, 0 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 165 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-31 22:14:31,778 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 165 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-31 22:14:31,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2024-10-31 22:14:31,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2024-10-31 22:14:31,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 44 states have (on average 1.4318181818181819) internal successors, (63), 55 states have internal predecessors, (63), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-10-31 22:14:31,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 85 transitions. [2024-10-31 22:14:31,792 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 85 transitions. Word has length 15 [2024-10-31 22:14:31,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:14:31,793 INFO L471 AbstractCegarLoop]: Abstraction has 63 states and 85 transitions. [2024-10-31 22:14:31,793 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 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) [2024-10-31 22:14:31,793 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 85 transitions. [2024-10-31 22:14:31,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-10-31 22:14:31,797 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:14:31,798 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:14:31,798 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-31 22:14:31,799 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-31 22:14:31,799 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:14:31,799 INFO L85 PathProgramCache]: Analyzing trace with hash 360604040, now seen corresponding path program 1 times [2024-10-31 22:14:31,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:14:31,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1215590966] [2024-10-31 22:14:31,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:14:31,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:14:31,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:31,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-31 22:14:31,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:31,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:14:31,874 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:14:31,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1215590966] [2024-10-31 22:14:31,875 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1215590966] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:14:31,875 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:14:31,875 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-31 22:14:31,875 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2119188361] [2024-10-31 22:14:31,876 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:14:31,876 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:14:31,876 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:14:31,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:14:31,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:14:31,877 INFO L87 Difference]: Start difference. First operand 63 states and 85 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) 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) [2024-10-31 22:14:31,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:14:31,903 INFO L93 Difference]: Finished difference Result 114 states and 153 transitions. [2024-10-31 22:14:31,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:14:31,903 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) 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 [2024-10-31 22:14:31,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:14:31,904 INFO L225 Difference]: With dead ends: 114 [2024-10-31 22:14:31,904 INFO L226 Difference]: Without dead ends: 63 [2024-10-31 22:14:31,905 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:14:31,906 INFO L432 NwaCegarLoop]: 83 mSDtfsCounter, 0 mSDsluCounter, 77 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 160 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-31 22:14:31,907 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 160 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-31 22:14:31,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2024-10-31 22:14:31,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2024-10-31 22:14:31,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 44 states have (on average 1.4090909090909092) internal successors, (62), 55 states have internal predecessors, (62), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-10-31 22:14:31,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 84 transitions. [2024-10-31 22:14:31,914 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 84 transitions. Word has length 19 [2024-10-31 22:14:31,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:14:31,915 INFO L471 AbstractCegarLoop]: Abstraction has 63 states and 84 transitions. [2024-10-31 22:14:31,915 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) 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) [2024-10-31 22:14:31,915 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 84 transitions. [2024-10-31 22:14:31,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-10-31 22:14:31,916 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:14:31,916 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:14:31,916 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-31 22:14:31,917 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-31 22:14:31,917 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:14:31,917 INFO L85 PathProgramCache]: Analyzing trace with hash 851833240, now seen corresponding path program 1 times [2024-10-31 22:14:31,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:14:31,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906121736] [2024-10-31 22:14:31,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:14:31,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:14:31,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:31,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-31 22:14:31,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:31,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-31 22:14:32,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:32,010 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-31 22:14:32,010 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:14:32,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [906121736] [2024-10-31 22:14:32,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [906121736] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:14:32,014 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:14:32,014 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-31 22:14:32,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279076449] [2024-10-31 22:14:32,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:14:32,015 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:14:32,015 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:14:32,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:14:32,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:14:32,016 INFO L87 Difference]: Start difference. First operand 63 states and 84 transitions. Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-31 22:14:32,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:14:32,040 INFO L93 Difference]: Finished difference Result 114 states and 152 transitions. [2024-10-31 22:14:32,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:14:32,041 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 23 [2024-10-31 22:14:32,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:14:32,042 INFO L225 Difference]: With dead ends: 114 [2024-10-31 22:14:32,042 INFO L226 Difference]: Without dead ends: 62 [2024-10-31 22:14:32,043 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:14:32,044 INFO L432 NwaCegarLoop]: 80 mSDtfsCounter, 0 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 155 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-31 22:14:32,044 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 155 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-31 22:14:32,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2024-10-31 22:14:32,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2024-10-31 22:14:32,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 44 states have (on average 1.3863636363636365) internal successors, (61), 54 states have internal predecessors, (61), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2024-10-31 22:14:32,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 81 transitions. [2024-10-31 22:14:32,058 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 81 transitions. Word has length 23 [2024-10-31 22:14:32,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:14:32,058 INFO L471 AbstractCegarLoop]: Abstraction has 62 states and 81 transitions. [2024-10-31 22:14:32,058 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-31 22:14:32,059 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 81 transitions. [2024-10-31 22:14:32,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-10-31 22:14:32,061 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:14:32,061 INFO L215 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] [2024-10-31 22:14:32,062 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-31 22:14:32,062 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-31 22:14:32,062 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:14:32,063 INFO L85 PathProgramCache]: Analyzing trace with hash 1881821547, now seen corresponding path program 1 times [2024-10-31 22:14:32,063 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:14:32,063 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294769175] [2024-10-31 22:14:32,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:14:32,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:14:32,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:32,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-31 22:14:32,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:32,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-31 22:14:32,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:32,157 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-31 22:14:32,157 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:14:32,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1294769175] [2024-10-31 22:14:32,158 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1294769175] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:14:32,158 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:14:32,158 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-31 22:14:32,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [189725896] [2024-10-31 22:14:32,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:14:32,161 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:14:32,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:14:32,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:14:32,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:14:32,163 INFO L87 Difference]: Start difference. First operand 62 states and 81 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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) [2024-10-31 22:14:32,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:14:32,194 INFO L93 Difference]: Finished difference Result 108 states and 140 transitions. [2024-10-31 22:14:32,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:14:32,195 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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 26 [2024-10-31 22:14:32,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:14:32,200 INFO L225 Difference]: With dead ends: 108 [2024-10-31 22:14:32,200 INFO L226 Difference]: Without dead ends: 69 [2024-10-31 22:14:32,200 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:14:32,202 INFO L432 NwaCegarLoop]: 80 mSDtfsCounter, 4 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 152 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-31 22:14:32,202 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 152 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-31 22:14:32,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2024-10-31 22:14:32,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 65. [2024-10-31 22:14:32,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 47 states have (on average 1.3829787234042554) internal successors, (65), 57 states have internal predecessors, (65), 10 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2024-10-31 22:14:32,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 85 transitions. [2024-10-31 22:14:32,217 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 85 transitions. Word has length 26 [2024-10-31 22:14:32,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:14:32,218 INFO L471 AbstractCegarLoop]: Abstraction has 65 states and 85 transitions. [2024-10-31 22:14:32,218 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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) [2024-10-31 22:14:32,218 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 85 transitions. [2024-10-31 22:14:32,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-10-31 22:14:32,219 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:14:32,219 INFO L215 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] [2024-10-31 22:14:32,219 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-31 22:14:32,222 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-31 22:14:32,222 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:14:32,222 INFO L85 PathProgramCache]: Analyzing trace with hash -1737755138, now seen corresponding path program 1 times [2024-10-31 22:14:32,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:14:32,223 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [508208628] [2024-10-31 22:14:32,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:14:32,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:14:32,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:32,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-31 22:14:32,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:32,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-31 22:14:32,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:32,305 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-31 22:14:32,306 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:14:32,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [508208628] [2024-10-31 22:14:32,306 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [508208628] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:14:32,306 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:14:32,307 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-31 22:14:32,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801419266] [2024-10-31 22:14:32,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:14:32,307 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:14:32,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:14:32,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:14:32,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:14:32,308 INFO L87 Difference]: Start difference. First operand 65 states and 85 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-31 22:14:32,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:14:32,329 INFO L93 Difference]: Finished difference Result 102 states and 133 transitions. [2024-10-31 22:14:32,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:14:32,330 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 27 [2024-10-31 22:14:32,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:14:32,331 INFO L225 Difference]: With dead ends: 102 [2024-10-31 22:14:32,331 INFO L226 Difference]: Without dead ends: 54 [2024-10-31 22:14:32,331 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:14:32,332 INFO L432 NwaCegarLoop]: 67 mSDtfsCounter, 0 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 131 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-31 22:14:32,333 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 131 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-31 22:14:32,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2024-10-31 22:14:32,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2024-10-31 22:14:32,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 40 states have (on average 1.3) internal successors, (52), 47 states have internal predecessors, (52), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2024-10-31 22:14:32,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 68 transitions. [2024-10-31 22:14:32,338 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 68 transitions. Word has length 27 [2024-10-31 22:14:32,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:14:32,338 INFO L471 AbstractCegarLoop]: Abstraction has 54 states and 68 transitions. [2024-10-31 22:14:32,338 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-31 22:14:32,339 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 68 transitions. [2024-10-31 22:14:32,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-10-31 22:14:32,339 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:14:32,340 INFO L215 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] [2024-10-31 22:14:32,340 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-31 22:14:32,340 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-31 22:14:32,340 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:14:32,341 INFO L85 PathProgramCache]: Analyzing trace with hash -423295289, now seen corresponding path program 1 times [2024-10-31 22:14:32,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:14:32,341 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425043093] [2024-10-31 22:14:32,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:14:32,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:14:32,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:32,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-31 22:14:32,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:32,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-31 22:14:32,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:32,388 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-31 22:14:32,388 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:14:32,388 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425043093] [2024-10-31 22:14:32,389 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [425043093] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:14:32,389 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:14:32,389 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-31 22:14:32,389 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671216457] [2024-10-31 22:14:32,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:14:32,390 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:14:32,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:14:32,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:14:32,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:14:32,390 INFO L87 Difference]: Start difference. First operand 54 states and 68 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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) [2024-10-31 22:14:32,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:14:32,402 INFO L93 Difference]: Finished difference Result 87 states and 109 transitions. [2024-10-31 22:14:32,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:14:32,402 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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 32 [2024-10-31 22:14:32,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:14:32,403 INFO L225 Difference]: With dead ends: 87 [2024-10-31 22:14:32,403 INFO L226 Difference]: Without dead ends: 52 [2024-10-31 22:14:32,404 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:14:32,404 INFO L432 NwaCegarLoop]: 62 mSDtfsCounter, 0 mSDsluCounter, 58 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 120 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-31 22:14:32,405 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 120 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-31 22:14:32,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2024-10-31 22:14:32,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2024-10-31 22:14:32,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 39 states have (on average 1.2564102564102564) internal successors, (49), 45 states have internal predecessors, (49), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2024-10-31 22:14:32,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 63 transitions. [2024-10-31 22:14:32,410 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 63 transitions. Word has length 32 [2024-10-31 22:14:32,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:14:32,410 INFO L471 AbstractCegarLoop]: Abstraction has 52 states and 63 transitions. [2024-10-31 22:14:32,411 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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) [2024-10-31 22:14:32,411 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 63 transitions. [2024-10-31 22:14:32,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-10-31 22:14:32,411 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:14:32,412 INFO L215 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] [2024-10-31 22:14:32,412 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-31 22:14:32,412 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-31 22:14:32,412 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:14:32,413 INFO L85 PathProgramCache]: Analyzing trace with hash -206259070, now seen corresponding path program 1 times [2024-10-31 22:14:32,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:14:32,413 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1290916519] [2024-10-31 22:14:32,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:14:32,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:14:32,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:32,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-31 22:14:32,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:32,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-31 22:14:32,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:32,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-31 22:14:32,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:32,495 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-31 22:14:32,495 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:14:32,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1290916519] [2024-10-31 22:14:32,496 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1290916519] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:14:32,496 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:14:32,496 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:14:32,496 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275806328] [2024-10-31 22:14:32,496 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:14:32,499 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:14:32,499 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:14:32,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:14:32,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:14:32,500 INFO L87 Difference]: Start difference. First operand 52 states and 63 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, (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) [2024-10-31 22:14:32,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:14:32,523 INFO L93 Difference]: Finished difference Result 54 states and 65 transitions. [2024-10-31 22:14:32,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:14:32,524 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, (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 38 [2024-10-31 22:14:32,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:14:32,525 INFO L225 Difference]: With dead ends: 54 [2024-10-31 22:14:32,525 INFO L226 Difference]: Without dead ends: 53 [2024-10-31 22:14:32,525 INFO L431 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 [2024-10-31 22:14:32,526 INFO L432 NwaCegarLoop]: 59 mSDtfsCounter, 8 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 105 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 [2024-10-31 22:14:32,526 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 105 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-31 22:14:32,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2024-10-31 22:14:32,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 51. [2024-10-31 22:14:32,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 39 states have (on average 1.2307692307692308) internal successors, (48), 44 states have internal predecessors, (48), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2024-10-31 22:14:32,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 62 transitions. [2024-10-31 22:14:32,538 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 62 transitions. Word has length 38 [2024-10-31 22:14:32,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:14:32,539 INFO L471 AbstractCegarLoop]: Abstraction has 51 states and 62 transitions. [2024-10-31 22:14:32,539 INFO L472 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, (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) [2024-10-31 22:14:32,539 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 62 transitions. [2024-10-31 22:14:32,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-10-31 22:14:32,540 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:14:32,540 INFO L215 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] [2024-10-31 22:14:32,540 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-31 22:14:32,543 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-31 22:14:32,544 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:14:32,544 INFO L85 PathProgramCache]: Analyzing trace with hash -2099063726, now seen corresponding path program 1 times [2024-10-31 22:14:32,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:14:32,545 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1064288149] [2024-10-31 22:14:32,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:14:32,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:14:32,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:32,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-31 22:14:32,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:32,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-31 22:14:32,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:32,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-31 22:14:32,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:32,630 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-31 22:14:32,630 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:14:32,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1064288149] [2024-10-31 22:14:32,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1064288149] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:14:32,630 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:14:32,631 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:14:32,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [200861165] [2024-10-31 22:14:32,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:14:32,631 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:14:32,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:14:32,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:14:32,632 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:14:32,632 INFO L87 Difference]: Start difference. First operand 51 states and 62 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, (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) [2024-10-31 22:14:32,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:14:32,649 INFO L93 Difference]: Finished difference Result 60 states and 74 transitions. [2024-10-31 22:14:32,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:14:32,650 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, (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 39 [2024-10-31 22:14:32,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:14:32,651 INFO L225 Difference]: With dead ends: 60 [2024-10-31 22:14:32,651 INFO L226 Difference]: Without dead ends: 59 [2024-10-31 22:14:32,651 INFO L431 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 [2024-10-31 22:14:32,652 INFO L432 NwaCegarLoop]: 61 mSDtfsCounter, 4 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 117 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-31 22:14:32,652 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 117 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-31 22:14:32,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2024-10-31 22:14:32,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 55. [2024-10-31 22:14:32,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 43 states have (on average 1.2325581395348837) internal successors, (53), 48 states have internal predecessors, (53), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2024-10-31 22:14:32,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 67 transitions. [2024-10-31 22:14:32,668 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 67 transitions. Word has length 39 [2024-10-31 22:14:32,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:14:32,668 INFO L471 AbstractCegarLoop]: Abstraction has 55 states and 67 transitions. [2024-10-31 22:14:32,669 INFO L472 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, (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) [2024-10-31 22:14:32,669 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 67 transitions. [2024-10-31 22:14:32,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-10-31 22:14:32,671 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:14:32,671 INFO L215 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] [2024-10-31 22:14:32,672 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-31 22:14:32,672 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-31 22:14:32,673 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:14:32,673 INFO L85 PathProgramCache]: Analyzing trace with hash -2097216684, now seen corresponding path program 1 times [2024-10-31 22:14:32,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:14:32,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688240436] [2024-10-31 22:14:32,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:14:32,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:14:32,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:32,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-31 22:14:32,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:32,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-31 22:14:32,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:32,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-31 22:14:32,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:32,739 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-31 22:14:32,740 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:14:32,740 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688240436] [2024-10-31 22:14:32,740 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1688240436] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:14:32,740 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:14:32,741 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-31 22:14:32,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1145839691] [2024-10-31 22:14:32,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:14:32,742 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:14:32,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:14:32,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:14:32,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:14:32,743 INFO L87 Difference]: Start difference. First operand 55 states and 67 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 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) [2024-10-31 22:14:32,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:14:32,759 INFO L93 Difference]: Finished difference Result 82 states and 99 transitions. [2024-10-31 22:14:32,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:14:32,764 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 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 39 [2024-10-31 22:14:32,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:14:32,764 INFO L225 Difference]: With dead ends: 82 [2024-10-31 22:14:32,765 INFO L226 Difference]: Without dead ends: 55 [2024-10-31 22:14:32,765 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:14:32,766 INFO L432 NwaCegarLoop]: 60 mSDtfsCounter, 0 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 115 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-31 22:14:32,766 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 115 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-31 22:14:32,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2024-10-31 22:14:32,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2024-10-31 22:14:32,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 43 states have (on average 1.2093023255813953) internal successors, (52), 47 states have internal predecessors, (52), 7 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2024-10-31 22:14:32,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 66 transitions. [2024-10-31 22:14:32,776 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 66 transitions. Word has length 39 [2024-10-31 22:14:32,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:14:32,777 INFO L471 AbstractCegarLoop]: Abstraction has 55 states and 66 transitions. [2024-10-31 22:14:32,777 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 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) [2024-10-31 22:14:32,777 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 66 transitions. [2024-10-31 22:14:32,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-10-31 22:14:32,778 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:14:32,778 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:14:32,778 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-31 22:14:32,778 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-31 22:14:32,782 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:14:32,782 INFO L85 PathProgramCache]: Analyzing trace with hash -1616532569, now seen corresponding path program 1 times [2024-10-31 22:14:32,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:14:32,782 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020337719] [2024-10-31 22:14:32,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:14:32,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:14:32,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:32,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-31 22:14:32,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:32,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-31 22:14:32,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:32,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-31 22:14:32,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:32,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-31 22:14:32,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:32,863 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-10-31 22:14:32,863 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:14:32,864 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1020337719] [2024-10-31 22:14:32,864 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1020337719] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:14:32,864 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:14:32,864 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-31 22:14:32,864 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [816278636] [2024-10-31 22:14:32,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:14:32,869 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:14:32,869 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:14:32,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:14:32,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:14:32,870 INFO L87 Difference]: Start difference. First operand 55 states and 66 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-10-31 22:14:32,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:14:32,885 INFO L93 Difference]: Finished difference Result 77 states and 92 transitions. [2024-10-31 22:14:32,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:14:32,886 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 43 [2024-10-31 22:14:32,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:14:32,887 INFO L225 Difference]: With dead ends: 77 [2024-10-31 22:14:32,887 INFO L226 Difference]: Without dead ends: 49 [2024-10-31 22:14:32,887 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:14:32,888 INFO L432 NwaCegarLoop]: 56 mSDtfsCounter, 0 mSDsluCounter, 52 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 108 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-31 22:14:32,888 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 108 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-31 22:14:32,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2024-10-31 22:14:32,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2024-10-31 22:14:32,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 39 states have (on average 1.1538461538461537) internal successors, (45), 42 states have internal predecessors, (45), 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) [2024-10-31 22:14:32,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 57 transitions. [2024-10-31 22:14:32,899 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 57 transitions. Word has length 43 [2024-10-31 22:14:32,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:14:32,899 INFO L471 AbstractCegarLoop]: Abstraction has 49 states and 57 transitions. [2024-10-31 22:14:32,899 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-10-31 22:14:32,900 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 57 transitions. [2024-10-31 22:14:32,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-10-31 22:14:32,900 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:14:32,901 INFO L215 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] [2024-10-31 22:14:32,901 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-31 22:14:32,901 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-31 22:14:32,901 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:14:32,901 INFO L85 PathProgramCache]: Analyzing trace with hash 557182068, now seen corresponding path program 1 times [2024-10-31 22:14:32,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:14:32,903 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1700004880] [2024-10-31 22:14:32,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:14:32,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:14:32,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:32,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-31 22:14:32,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:32,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-31 22:14:32,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:32,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-31 22:14:32,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:32,982 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-31 22:14:32,982 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:14:32,983 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1700004880] [2024-10-31 22:14:32,983 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1700004880] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:14:32,983 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:14:32,983 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-31 22:14:32,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772985047] [2024-10-31 22:14:32,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:14:32,984 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:14:32,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:14:32,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:14:32,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:14:32,985 INFO L87 Difference]: Start difference. First operand 49 states and 57 transitions. Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 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) [2024-10-31 22:14:32,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:14:33,000 INFO L93 Difference]: Finished difference Result 64 states and 74 transitions. [2024-10-31 22:14:33,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:14:33,001 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 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 44 [2024-10-31 22:14:33,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:14:33,002 INFO L225 Difference]: With dead ends: 64 [2024-10-31 22:14:33,002 INFO L226 Difference]: Without dead ends: 47 [2024-10-31 22:14:33,002 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:14:33,003 INFO L432 NwaCegarLoop]: 51 mSDtfsCounter, 0 mSDsluCounter, 47 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 98 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-31 22:14:33,004 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 98 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-31 22:14:33,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2024-10-31 22:14:33,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2024-10-31 22:14:33,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 38 states have (on average 1.105263157894737) internal successors, (42), 40 states have internal predecessors, (42), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-10-31 22:14:33,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 52 transitions. [2024-10-31 22:14:33,013 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 52 transitions. Word has length 44 [2024-10-31 22:14:33,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:14:33,013 INFO L471 AbstractCegarLoop]: Abstraction has 47 states and 52 transitions. [2024-10-31 22:14:33,013 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 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) [2024-10-31 22:14:33,014 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 52 transitions. [2024-10-31 22:14:33,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-10-31 22:14:33,014 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:14:33,014 INFO L215 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] [2024-10-31 22:14:33,014 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-31 22:14:33,015 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-31 22:14:33,015 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:14:33,015 INFO L85 PathProgramCache]: Analyzing trace with hash 1463211154, now seen corresponding path program 1 times [2024-10-31 22:14:33,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:14:33,015 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1799034962] [2024-10-31 22:14:33,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:14:33,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:14:33,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:33,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-31 22:14:33,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:33,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-31 22:14:33,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:33,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-31 22:14:33,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:33,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-31 22:14:33,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:33,114 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-31 22:14:33,114 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:14:33,114 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1799034962] [2024-10-31 22:14:33,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1799034962] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:14:33,115 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:14:33,115 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:14:33,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283497003] [2024-10-31 22:14:33,115 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:14:33,115 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:14:33,116 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:14:33,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:14:33,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:14:33,117 INFO L87 Difference]: Start difference. First operand 47 states and 52 transitions. Second operand has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 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) [2024-10-31 22:14:33,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:14:33,126 INFO L93 Difference]: Finished difference Result 47 states and 52 transitions. [2024-10-31 22:14:33,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:14:33,127 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 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 50 [2024-10-31 22:14:33,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:14:33,128 INFO L225 Difference]: With dead ends: 47 [2024-10-31 22:14:33,128 INFO L226 Difference]: Without dead ends: 46 [2024-10-31 22:14:33,129 INFO L431 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 [2024-10-31 22:14:33,129 INFO L432 NwaCegarLoop]: 49 mSDtfsCounter, 4 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 90 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-31 22:14:33,131 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 90 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-31 22:14:33,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2024-10-31 22:14:33,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46. [2024-10-31 22:14:33,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 38 states have (on average 1.0789473684210527) internal successors, (41), 39 states have internal predecessors, (41), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-10-31 22:14:33,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 51 transitions. [2024-10-31 22:14:33,137 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 51 transitions. Word has length 50 [2024-10-31 22:14:33,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:14:33,139 INFO L471 AbstractCegarLoop]: Abstraction has 46 states and 51 transitions. [2024-10-31 22:14:33,140 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 states have internal predecessors, (36), 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) [2024-10-31 22:14:33,140 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 51 transitions. [2024-10-31 22:14:33,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-10-31 22:14:33,140 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:14:33,141 INFO L215 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] [2024-10-31 22:14:33,141 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-31 22:14:33,141 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-31 22:14:33,141 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:14:33,141 INFO L85 PathProgramCache]: Analyzing trace with hash -1885094300, now seen corresponding path program 1 times [2024-10-31 22:14:33,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:14:33,142 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1425059929] [2024-10-31 22:14:33,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:14:33,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:14:33,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:33,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-31 22:14:33,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:33,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-31 22:14:33,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:33,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-31 22:14:33,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:33,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-31 22:14:33,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:33,227 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-31 22:14:33,227 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:14:33,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1425059929] [2024-10-31 22:14:33,228 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1425059929] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:14:33,228 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:14:33,228 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:14:33,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [516560774] [2024-10-31 22:14:33,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:14:33,229 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:14:33,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:14:33,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:14:33,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:14:33,230 INFO L87 Difference]: Start difference. First operand 46 states and 51 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) [2024-10-31 22:14:33,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:14:33,239 INFO L93 Difference]: Finished difference Result 51 states and 55 transitions. [2024-10-31 22:14:33,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:14:33,240 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 [2024-10-31 22:14:33,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:14:33,242 INFO L225 Difference]: With dead ends: 51 [2024-10-31 22:14:33,242 INFO L226 Difference]: Without dead ends: 46 [2024-10-31 22:14:33,242 INFO L431 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 [2024-10-31 22:14:33,243 INFO L432 NwaCegarLoop]: 50 mSDtfsCounter, 0 mSDsluCounter, 47 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 97 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-31 22:14:33,243 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 97 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-31 22:14:33,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2024-10-31 22:14:33,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46. [2024-10-31 22:14:33,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 38 states have (on average 1.0526315789473684) internal successors, (40), 39 states have internal predecessors, (40), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-10-31 22:14:33,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 50 transitions. [2024-10-31 22:14:33,247 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 50 transitions. Word has length 51 [2024-10-31 22:14:33,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:14:33,248 INFO L471 AbstractCegarLoop]: Abstraction has 46 states and 50 transitions. [2024-10-31 22:14:33,248 INFO L472 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) [2024-10-31 22:14:33,248 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 50 transitions. [2024-10-31 22:14:33,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-10-31 22:14:33,249 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:14:33,249 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:14:33,249 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-31 22:14:33,249 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-10-31 22:14:33,250 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:14:33,250 INFO L85 PathProgramCache]: Analyzing trace with hash 1746938929, now seen corresponding path program 1 times [2024-10-31 22:14:33,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:14:33,250 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [933625451] [2024-10-31 22:14:33,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:14:33,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:14:33,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:33,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-31 22:14:33,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:33,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-31 22:14:33,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:33,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-31 22:14:33,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:33,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-31 22:14:33,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:33,307 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-31 22:14:33,307 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:14:33,307 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [933625451] [2024-10-31 22:14:33,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [933625451] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:14:33,308 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:14:33,308 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-31 22:14:33,308 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110924672] [2024-10-31 22:14:33,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:14:33,309 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 22:14:33,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:14:33,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 22:14:33,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:14:33,309 INFO L87 Difference]: Start difference. First operand 46 states and 50 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-31 22:14:33,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:14:33,312 INFO L93 Difference]: Finished difference Result 50 states and 54 transitions. [2024-10-31 22:14:33,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 22:14:33,312 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 52 [2024-10-31 22:14:33,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:14:33,312 INFO L225 Difference]: With dead ends: 50 [2024-10-31 22:14:33,313 INFO L226 Difference]: Without dead ends: 0 [2024-10-31 22:14:33,313 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 22:14:33,314 INFO L432 NwaCegarLoop]: 41 mSDtfsCounter, 0 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 81 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-31 22:14:33,314 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 81 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-31 22:14:33,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-10-31 22:14:33,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-10-31 22:14:33,315 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) [2024-10-31 22:14:33,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-10-31 22:14:33,315 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 52 [2024-10-31 22:14:33,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:14:33,316 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-31 22:14:33,316 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-10-31 22:14:33,316 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-10-31 22:14:33,316 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-10-31 22:14:33,319 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2024-10-31 22:14:33,319 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2024-10-31 22:14:33,320 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2024-10-31 22:14:33,320 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2024-10-31 22:14:33,320 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2024-10-31 22:14:33,320 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2024-10-31 22:14:33,320 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2024-10-31 22:14:33,321 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2024-10-31 22:14:33,321 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-10-31 22:14:33,324 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:14:33,327 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-10-31 22:14:33,365 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-10-31 22:14:33,382 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL [2024-10-31 22:14:33,383 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID [2024-10-31 22:14:33,383 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID [2024-10-31 22:14:33,383 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper [2024-10-31 22:14:33,384 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower [2024-10-31 22:14:33,384 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha [2024-10-31 22:14:33,384 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit [2024-10-31 22:14:33,384 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit [2024-10-31 22:14:33,384 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace [2024-10-31 22:14:33,384 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint [2024-10-31 22:14:33,384 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph [2024-10-31 22:14:33,384 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank [2024-10-31 22:14:33,385 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl [2024-10-31 22:14:33,385 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct [2024-10-31 22:14:33,385 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum [2024-10-31 22:14:33,385 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper [2024-10-31 22:14:33,385 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower [2024-10-31 22:14:33,385 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha [2024-10-31 22:14:33,385 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit [2024-10-31 22:14:33,385 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit [2024-10-31 22:14:33,386 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace [2024-10-31 22:14:33,386 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint [2024-10-31 22:14:33,386 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph [2024-10-31 22:14:33,386 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank [2024-10-31 22:14:33,387 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl [2024-10-31 22:14:33,387 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct [2024-10-31 22:14:33,387 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum [2024-10-31 22:14:33,387 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper [2024-10-31 22:14:33,387 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower [2024-10-31 22:14:33,387 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha [2024-10-31 22:14:33,388 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit [2024-10-31 22:14:33,388 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit [2024-10-31 22:14:33,388 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace [2024-10-31 22:14:33,388 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint [2024-10-31 22:14:33,388 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph [2024-10-31 22:14:33,388 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank [2024-10-31 22:14:33,388 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl [2024-10-31 22:14:33,389 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct [2024-10-31 22:14:33,389 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum [2024-10-31 22:14:33,392 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL [2024-10-31 22:14:33,392 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID [2024-10-31 22:14:33,392 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID [2024-10-31 22:14:33,393 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper [2024-10-31 22:14:33,393 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower [2024-10-31 22:14:33,393 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha [2024-10-31 22:14:33,393 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit [2024-10-31 22:14:33,393 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit [2024-10-31 22:14:33,394 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace [2024-10-31 22:14:33,394 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint [2024-10-31 22:14:33,394 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph [2024-10-31 22:14:33,394 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank [2024-10-31 22:14:33,394 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl [2024-10-31 22:14:33,394 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct [2024-10-31 22:14:33,395 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum [2024-10-31 22:14:33,395 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper [2024-10-31 22:14:33,395 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower [2024-10-31 22:14:33,395 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha [2024-10-31 22:14:33,395 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit [2024-10-31 22:14:33,395 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit [2024-10-31 22:14:33,395 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace [2024-10-31 22:14:33,395 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint [2024-10-31 22:14:33,396 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph [2024-10-31 22:14:33,396 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank [2024-10-31 22:14:33,396 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl [2024-10-31 22:14:33,396 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct [2024-10-31 22:14:33,396 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum [2024-10-31 22:14:33,396 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper [2024-10-31 22:14:33,396 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower [2024-10-31 22:14:33,396 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha [2024-10-31 22:14:33,396 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit [2024-10-31 22:14:33,397 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit [2024-10-31 22:14:33,397 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace [2024-10-31 22:14:33,397 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint [2024-10-31 22:14:33,397 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph [2024-10-31 22:14:33,397 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank [2024-10-31 22:14:33,398 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl [2024-10-31 22:14:33,398 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct [2024-10-31 22:14:33,398 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum [2024-10-31 22:14:33,399 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.10 10:14:33 BoogieIcfgContainer [2024-10-31 22:14:33,399 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-31 22:14:33,399 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-31 22:14:33,400 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-31 22:14:33,400 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-31 22:14:33,400 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:14:30" (3/4) ... [2024-10-31 22:14:33,403 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-10-31 22:14:33,408 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2024-10-31 22:14:33,408 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2024-10-31 22:14:33,415 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2024-10-31 22:14:33,415 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-10-31 22:14:33,415 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-10-31 22:14:33,416 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-31 22:14:33,417 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-31 22:14:33,537 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_588c7e29-88e5-477e-a5bd-2582adeb0d85/bin/uautomizer-verify-4GaUIPS5ZU/witness.graphml [2024-10-31 22:14:33,537 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_588c7e29-88e5-477e-a5bd-2582adeb0d85/bin/uautomizer-verify-4GaUIPS5ZU/witness.yml [2024-10-31 22:14:33,537 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-31 22:14:33,538 INFO L158 Benchmark]: Toolchain (without parser) took 5504.85ms. Allocated memory was 153.1MB in the beginning and 218.1MB in the end (delta: 65.0MB). Free memory was 110.2MB in the beginning and 112.2MB in the end (delta: -2.0MB). Peak memory consumption was 63.5MB. Max. memory is 16.1GB. [2024-10-31 22:14:33,538 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 153.1MB. Free memory is still 121.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:14:33,540 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1869.41ms. Allocated memory was 153.1MB in the beginning and 218.1MB in the end (delta: 65.0MB). Free memory was 110.2MB in the beginning and 170.0MB in the end (delta: -59.8MB). Peak memory consumption was 69.7MB. Max. memory is 16.1GB. [2024-10-31 22:14:33,540 INFO L158 Benchmark]: Boogie Procedure Inliner took 116.73ms. Allocated memory is still 218.1MB. Free memory was 170.0MB in the beginning and 166.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 22:14:33,541 INFO L158 Benchmark]: Boogie Preprocessor took 94.63ms. Allocated memory is still 218.1MB. Free memory was 166.9MB in the beginning and 164.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 22:14:33,542 INFO L158 Benchmark]: RCFGBuilder took 710.45ms. Allocated memory is still 218.1MB. Free memory was 164.8MB in the beginning and 146.9MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-10-31 22:14:33,542 INFO L158 Benchmark]: TraceAbstraction took 2568.49ms. Allocated memory is still 218.1MB. Free memory was 145.9MB in the beginning and 118.5MB in the end (delta: 27.4MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. [2024-10-31 22:14:33,543 INFO L158 Benchmark]: Witness Printer took 138.06ms. Allocated memory is still 218.1MB. Free memory was 118.5MB in the beginning and 112.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-10-31 22:14:33,545 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 153.1MB. Free memory is still 121.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1869.41ms. Allocated memory was 153.1MB in the beginning and 218.1MB in the end (delta: 65.0MB). Free memory was 110.2MB in the beginning and 170.0MB in the end (delta: -59.8MB). Peak memory consumption was 69.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 116.73ms. Allocated memory is still 218.1MB. Free memory was 170.0MB in the beginning and 166.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 94.63ms. Allocated memory is still 218.1MB. Free memory was 166.9MB in the beginning and 164.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 710.45ms. Allocated memory is still 218.1MB. Free memory was 164.8MB in the beginning and 146.9MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 2568.49ms. Allocated memory is still 218.1MB. Free memory was 145.9MB in the beginning and 118.5MB in the end (delta: 27.4MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. * Witness Printer took 138.06ms. Allocated memory is still 218.1MB. Free memory was 118.5MB in the beginning and 112.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum * 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: 1569]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1569]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1597]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1597]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1627]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1627]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1653]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1653]: 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, 83 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 2.4s, OverallIterations: 15, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 29 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 23 mSDsluCounter, 1914 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 917 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 80 IncrementalHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 997 mSDtfsCounter, 80 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 119 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=83occurred in iteration=0, InterpolantAutomatonStates: 45, 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, 15 MinimizatonAttempts, 13 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 512 NumberOfCodeBlocks, 512 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 497 ConstructedInterpolants, 0 QuantifiedInterpolants, 583 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 15 PerfectInterpolantSequences, 124/124 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 - ProcedureContractResult [Line: 1412]: Procedure Contract for printLine Derived contract for procedure printLine. Ensures: (((((((((((((((((stdin == \old(stdin)) && (stdout == \old(stdout))) && (stderr == \old(stderr))) && (__tzname == \old(__tzname))) && (__daylight == \old(__daylight))) && (__timezone == \old(__timezone))) && (tzname == \old(tzname))) && (daylight == \old(daylight))) && (timezone == \old(timezone))) && (GLOBAL_CONST_TRUE == \old(GLOBAL_CONST_TRUE))) && (GLOBAL_CONST_FALSE == \old(GLOBAL_CONST_FALSE))) && (GLOBAL_CONST_FIVE == \old(GLOBAL_CONST_FIVE))) && (globalTrue == \old(globalTrue))) && (globalFalse == \old(globalFalse))) && (globalFive == \old(globalFive))) && (globalArgc == \old(globalArgc))) && (globalArgv == \old(globalArgv))) - ProcedureContractResult [Line: 1426]: Procedure Contract for printIntLine Derived contract for procedure printIntLine. Ensures: (((((((((((((((((stdin == \old(stdin)) && (stdout == \old(stdout))) && (stderr == \old(stderr))) && (__tzname == \old(__tzname))) && (__daylight == \old(__daylight))) && (__timezone == \old(__timezone))) && (tzname == \old(tzname))) && (daylight == \old(daylight))) && (timezone == \old(timezone))) && (GLOBAL_CONST_TRUE == \old(GLOBAL_CONST_TRUE))) && (GLOBAL_CONST_FALSE == \old(GLOBAL_CONST_FALSE))) && (GLOBAL_CONST_FIVE == \old(GLOBAL_CONST_FIVE))) && (globalTrue == \old(globalTrue))) && (globalFalse == \old(globalFalse))) && (globalFive == \old(globalFive))) && (globalArgc == \old(globalArgc))) && (globalArgv == \old(globalArgv))) RESULT: Ultimate proved your program to be correct! [2024-10-31 22:14:33,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_588c7e29-88e5-477e-a5bd-2582adeb0d85/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE