./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_multiply_08_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_multiply_08_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd --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 544427bc529e2c0f20a946d0ff425ec392089e48ebfc4e3308da2aa6ad8905e4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 15:39:08,699 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 15:39:08,847 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-11-13 15:39:08,857 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 15:39:08,860 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 15:39:08,906 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 15:39:08,907 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 15:39:08,908 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 15:39:08,909 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 15:39:08,909 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 15:39:08,910 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 15:39:08,910 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 15:39:08,911 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 15:39:08,911 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 15:39:08,911 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 15:39:08,911 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 15:39:08,911 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 15:39:08,911 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 15:39:08,912 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 15:39:08,912 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 15:39:08,912 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 15:39:08,912 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 15:39:08,912 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 15:39:08,912 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 15:39:08,912 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 15:39:08,912 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 15:39:08,913 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 15:39:08,914 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 15:39:08,914 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 15:39:08,914 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 15:39:08,915 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 15:39:08,915 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 15:39:08,915 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 15:39:08,915 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 15:39:08,915 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 15:39:08,916 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 15:39:08,916 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 15:39:08,916 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 15:39:08,916 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 15:39:08,917 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 15:39:08,917 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 15:39:08,917 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd 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 -> 544427bc529e2c0f20a946d0ff425ec392089e48ebfc4e3308da2aa6ad8905e4 [2024-11-13 15:39:09,309 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 15:39:09,325 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 15:39:09,328 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 15:39:09,330 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 15:39:09,330 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 15:39:09,332 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_multiply_08_good.i Unable to find full path for "g++" [2024-11-13 15:39:11,740 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 15:39:12,358 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 15:39:12,359 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_multiply_08_good.i [2024-11-13 15:39:12,397 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/data/78f4ade34/a357dc863d53454395eeb44056f7a834/FLAG52a9893c6 [2024-11-13 15:39:12,416 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/data/78f4ade34/a357dc863d53454395eeb44056f7a834 [2024-11-13 15:39:12,418 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 15:39:12,420 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 15:39:12,422 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 15:39:12,423 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 15:39:12,428 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 15:39:12,430 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 03:39:12" (1/1) ... [2024-11-13 15:39:12,431 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@195bf4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:39:12, skipping insertion in model container [2024-11-13 15:39:12,431 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 03:39:12" (1/1) ... [2024-11-13 15:39:12,484 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 15:39:13,620 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 15:39:13,632 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 15:39:13,831 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 15:39:13,959 INFO L204 MainTranslator]: Completed translation [2024-11-13 15:39:13,960 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:39:13 WrapperNode [2024-11-13 15:39:13,960 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 15:39:13,962 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 15:39:13,962 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 15:39:13,962 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 15:39:13,968 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:39:13" (1/1) ... [2024-11-13 15:39:13,993 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:39:13" (1/1) ... [2024-11-13 15:39:14,031 INFO L138 Inliner]: procedures = 504, calls = 54, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 177 [2024-11-13 15:39:14,032 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 15:39:14,032 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 15:39:14,034 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 15:39:14,034 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 15:39:14,044 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:39:13" (1/1) ... [2024-11-13 15:39:14,044 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:39:13" (1/1) ... [2024-11-13 15:39:14,048 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:39:13" (1/1) ... [2024-11-13 15:39:14,071 INFO L175 MemorySlicer]: Split 2 memory accesses to 2 slices as follows [1, 1]. 50 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [1, 1]. The 0 writes are split as follows [0, 0]. [2024-11-13 15:39:14,071 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:39:13" (1/1) ... [2024-11-13 15:39:14,072 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:39:13" (1/1) ... [2024-11-13 15:39:14,080 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:39:13" (1/1) ... [2024-11-13 15:39:14,083 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:39:13" (1/1) ... [2024-11-13 15:39:14,085 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:39:13" (1/1) ... [2024-11-13 15:39:14,087 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:39:13" (1/1) ... [2024-11-13 15:39:14,090 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 15:39:14,091 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 15:39:14,092 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 15:39:14,092 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 15:39:14,093 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:39:13" (1/1) ... [2024-11-13 15:39:14,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 15:39:14,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:39:14,147 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 15:39:14,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 15:39:14,212 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2024-11-13 15:39:14,213 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2024-11-13 15:39:14,213 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 15:39:14,213 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 15:39:14,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 15:39:14,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 15:39:14,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 15:39:14,213 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsTrue [2024-11-13 15:39:14,213 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsTrue [2024-11-13 15:39:14,213 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsFalse [2024-11-13 15:39:14,214 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsFalse [2024-11-13 15:39:14,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-13 15:39:14,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-13 15:39:14,423 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 15:39:14,425 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 15:39:14,822 INFO L? ?]: Removed 34 outVars from TransFormulas that were not future-live. [2024-11-13 15:39:14,822 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 15:39:14,843 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 15:39:14,843 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 15:39:14,844 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:39:14 BoogieIcfgContainer [2024-11-13 15:39:14,844 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 15:39:14,851 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 15:39:14,851 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 15:39:14,860 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 15:39:14,860 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 03:39:12" (1/3) ... [2024-11-13 15:39:14,861 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5833a556 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 03:39:14, skipping insertion in model container [2024-11-13 15:39:14,861 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:39:13" (2/3) ... [2024-11-13 15:39:14,862 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5833a556 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 03:39:14, skipping insertion in model container [2024-11-13 15:39:14,862 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:39:14" (3/3) ... [2024-11-13 15:39:14,864 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_fgets_multiply_08_good.i [2024-11-13 15:39:14,885 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 15:39:14,887 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG CWE191_Integer_Underflow__int_fgets_multiply_08_good.i that has 5 procedures, 97 locations, 1 initial locations, 0 loop locations, and 8 error locations. [2024-11-13 15:39:14,973 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 15:39:14,992 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;@46d7d8ae, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 15:39:14,992 INFO L334 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2024-11-13 15:39:14,997 INFO L276 IsEmpty]: Start isEmpty. Operand has 97 states, 64 states have (on average 1.390625) internal successors, (89), 72 states have internal predecessors, (89), 20 states have call successors, (20), 4 states have call predecessors, (20), 4 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-13 15:39:15,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 15:39:15,008 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:39:15,009 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:39:15,010 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)] === [2024-11-13 15:39:15,016 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:39:15,016 INFO L85 PathProgramCache]: Analyzing trace with hash -1119727927, now seen corresponding path program 1 times [2024-11-13 15:39:15,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:39:15,028 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1539357656] [2024-11-13 15:39:15,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:39:15,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:39:15,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:15,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 15:39:15,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:15,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-13 15:39:15,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:15,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-13 15:39:15,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:15,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:39:15,566 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:39:15,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1539357656] [2024-11-13 15:39:15,567 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1539357656] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:39:15,567 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:39:15,567 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 15:39:15,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [669424751] [2024-11-13 15:39:15,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:39:15,574 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 15:39:15,575 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:39:15,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 15:39:15,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 15:39:15,626 INFO L87 Difference]: Start difference. First operand has 97 states, 64 states have (on average 1.390625) internal successors, (89), 72 states have internal predecessors, (89), 20 states have call successors, (20), 4 states have call predecessors, (20), 4 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-13 15:39:15,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:39:15,691 INFO L93 Difference]: Finished difference Result 183 states and 242 transitions. [2024-11-13 15:39:15,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 15:39:15,694 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) Word has length 23 [2024-11-13 15:39:15,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:39:15,703 INFO L225 Difference]: With dead ends: 183 [2024-11-13 15:39:15,703 INFO L226 Difference]: Without dead ends: 88 [2024-11-13 15:39:15,707 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 15:39:15,711 INFO L432 NwaCegarLoop]: 126 mSDtfsCounter, 0 mSDsluCounter, 247 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 373 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 [2024-11-13 15:39:15,712 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 373 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 15:39:15,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2024-11-13 15:39:15,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2024-11-13 15:39:15,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 58 states have (on average 1.3620689655172413) internal successors, (79), 65 states have internal predecessors, (79), 18 states have call successors, (18), 4 states have call predecessors, (18), 4 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-13 15:39:15,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 115 transitions. [2024-11-13 15:39:15,770 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 115 transitions. Word has length 23 [2024-11-13 15:39:15,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:39:15,772 INFO L471 AbstractCegarLoop]: Abstraction has 88 states and 115 transitions. [2024-11-13 15:39:15,772 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-13 15:39:15,772 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 115 transitions. [2024-11-13 15:39:15,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 15:39:15,775 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:39:15,775 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:39:15,776 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 15:39:15,777 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)] === [2024-11-13 15:39:15,778 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:39:15,781 INFO L85 PathProgramCache]: Analyzing trace with hash -972671250, now seen corresponding path program 1 times [2024-11-13 15:39:15,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:39:15,782 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1853120534] [2024-11-13 15:39:15,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:39:15,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:39:15,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:15,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 15:39:16,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:16,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-13 15:39:16,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:16,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:39:16,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:16,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:39:16,084 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:39:16,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1853120534] [2024-11-13 15:39:16,086 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1853120534] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:39:16,086 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:39:16,086 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 15:39:16,086 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1910322722] [2024-11-13 15:39:16,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:39:16,088 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 15:39:16,088 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:39:16,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 15:39:16,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 15:39:16,090 INFO L87 Difference]: Start difference. First operand 88 states and 115 transitions. Second operand has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-13 15:39:16,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:39:16,177 INFO L93 Difference]: Finished difference Result 161 states and 210 transitions. [2024-11-13 15:39:16,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 15:39:16,178 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 25 [2024-11-13 15:39:16,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:39:16,179 INFO L225 Difference]: With dead ends: 161 [2024-11-13 15:39:16,181 INFO L226 Difference]: Without dead ends: 96 [2024-11-13 15:39:16,182 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 [2024-11-13 15:39:16,184 INFO L432 NwaCegarLoop]: 121 mSDtfsCounter, 11 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 221 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 15:39:16,186 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 221 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 15:39:16,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2024-11-13 15:39:16,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 93. [2024-11-13 15:39:16,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 63 states have (on average 1.3492063492063493) internal successors, (85), 69 states have internal predecessors, (85), 19 states have call successors, (19), 4 states have call predecessors, (19), 4 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-13 15:39:16,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 123 transitions. [2024-11-13 15:39:16,217 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 123 transitions. Word has length 25 [2024-11-13 15:39:16,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:39:16,217 INFO L471 AbstractCegarLoop]: Abstraction has 93 states and 123 transitions. [2024-11-13 15:39:16,218 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-13 15:39:16,218 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 123 transitions. [2024-11-13 15:39:16,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 15:39:16,219 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:39:16,219 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:39:16,219 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-13 15:39:16,219 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-13 15:39:16,222 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:39:16,223 INFO L85 PathProgramCache]: Analyzing trace with hash -88037596, now seen corresponding path program 1 times [2024-11-13 15:39:16,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:39:16,223 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737329409] [2024-11-13 15:39:16,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:39:16,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:39:16,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:16,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 15:39:16,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:16,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-13 15:39:16,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:16,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:39:16,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:16,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:39:16,428 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:39:16,429 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [737329409] [2024-11-13 15:39:16,429 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [737329409] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:39:16,429 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:39:16,430 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 15:39:16,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [835699301] [2024-11-13 15:39:16,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:39:16,435 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 15:39:16,435 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:39:16,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 15:39:16,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 15:39:16,436 INFO L87 Difference]: Start difference. First operand 93 states and 123 transitions. Second operand has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-13 15:39:16,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:39:16,487 INFO L93 Difference]: Finished difference Result 93 states and 123 transitions. [2024-11-13 15:39:16,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 15:39:16,488 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 26 [2024-11-13 15:39:16,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:39:16,493 INFO L225 Difference]: With dead ends: 93 [2024-11-13 15:39:16,493 INFO L226 Difference]: Without dead ends: 92 [2024-11-13 15:39:16,493 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 [2024-11-13 15:39:16,495 INFO L432 NwaCegarLoop]: 109 mSDtfsCounter, 0 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 213 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 15:39:16,499 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 213 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 15:39:16,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2024-11-13 15:39:16,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92. [2024-11-13 15:39:16,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 63 states have (on average 1.3333333333333333) internal successors, (84), 68 states have internal predecessors, (84), 19 states have call successors, (19), 4 states have call predecessors, (19), 4 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-11-13 15:39:16,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 122 transitions. [2024-11-13 15:39:16,522 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 122 transitions. Word has length 26 [2024-11-13 15:39:16,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:39:16,523 INFO L471 AbstractCegarLoop]: Abstraction has 92 states and 122 transitions. [2024-11-13 15:39:16,523 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 10.0) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-13 15:39:16,523 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 122 transitions. [2024-11-13 15:39:16,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 15:39:16,526 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:39:16,526 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-13 15:39:16,526 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-13 15:39:16,526 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)] === [2024-11-13 15:39:16,527 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:39:16,531 INFO L85 PathProgramCache]: Analyzing trace with hash 1950965254, now seen corresponding path program 1 times [2024-11-13 15:39:16,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:39:16,532 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [796442035] [2024-11-13 15:39:16,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:39:16,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:39:16,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:16,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 15:39:16,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:16,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-13 15:39:16,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:16,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:39:16,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:16,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-13 15:39:16,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:16,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-13 15:39:16,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:16,824 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-13 15:39:16,825 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:39:16,825 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [796442035] [2024-11-13 15:39:16,825 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [796442035] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 15:39:16,825 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1298705558] [2024-11-13 15:39:16,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:39:16,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:39:16,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:39:16,830 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 15:39:16,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-13 15:39:17,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:17,030 INFO L255 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 15:39:17,040 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:39:17,120 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 15:39:17,121 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 15:39:17,122 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1298705558] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:39:17,122 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-13 15:39:17,122 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2024-11-13 15:39:17,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1509001385] [2024-11-13 15:39:17,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:39:17,123 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 15:39:17,125 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:39:17,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 15:39:17,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:39:17,126 INFO L87 Difference]: Start difference. First operand 92 states and 122 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-11-13 15:39:17,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:39:17,174 INFO L93 Difference]: Finished difference Result 148 states and 190 transitions. [2024-11-13 15:39:17,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 15:39:17,175 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 39 [2024-11-13 15:39:17,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:39:17,177 INFO L225 Difference]: With dead ends: 148 [2024-11-13 15:39:17,177 INFO L226 Difference]: Without dead ends: 98 [2024-11-13 15:39:17,178 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:39:17,179 INFO L432 NwaCegarLoop]: 119 mSDtfsCounter, 5 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 214 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 15:39:17,179 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 214 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 15:39:17,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2024-11-13 15:39:17,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 97. [2024-11-13 15:39:17,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 67 states have (on average 1.328358208955224) internal successors, (89), 72 states have internal predecessors, (89), 20 states have call successors, (20), 4 states have call predecessors, (20), 4 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-13 15:39:17,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 129 transitions. [2024-11-13 15:39:17,194 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 129 transitions. Word has length 39 [2024-11-13 15:39:17,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:39:17,194 INFO L471 AbstractCegarLoop]: Abstraction has 97 states and 129 transitions. [2024-11-13 15:39:17,195 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), 2 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-11-13 15:39:17,195 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 129 transitions. [2024-11-13 15:39:17,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-13 15:39:17,197 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:39:17,197 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-13 15:39:17,223 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-13 15:39:17,397 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:39:17,398 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)] === [2024-11-13 15:39:17,398 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:39:17,399 INFO L85 PathProgramCache]: Analyzing trace with hash -1879717685, now seen corresponding path program 1 times [2024-11-13 15:39:17,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:39:17,399 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591174538] [2024-11-13 15:39:17,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:39:17,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:39:17,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:17,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 15:39:17,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:17,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-13 15:39:17,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:17,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:39:17,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:17,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-13 15:39:17,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:17,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 15:39:17,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:17,599 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 15:39:17,599 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:39:17,599 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591174538] [2024-11-13 15:39:17,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [591174538] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:39:17,601 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:39:17,601 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 15:39:17,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282410139] [2024-11-13 15:39:17,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:39:17,602 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 15:39:17,602 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:39:17,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 15:39:17,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 15:39:17,603 INFO L87 Difference]: Start difference. First operand 97 states and 129 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, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2024-11-13 15:39:17,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:39:17,648 INFO L93 Difference]: Finished difference Result 98 states and 130 transitions. [2024-11-13 15:39:17,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 15:39:17,650 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, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 41 [2024-11-13 15:39:17,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:39:17,653 INFO L225 Difference]: With dead ends: 98 [2024-11-13 15:39:17,653 INFO L226 Difference]: Without dead ends: 97 [2024-11-13 15:39:17,653 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 15:39:17,654 INFO L432 NwaCegarLoop]: 115 mSDtfsCounter, 10 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 210 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 15:39:17,657 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 210 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 15:39:17,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2024-11-13 15:39:17,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 96. [2024-11-13 15:39:17,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 67 states have (on average 1.3134328358208955) internal successors, (88), 71 states have internal predecessors, (88), 20 states have call successors, (20), 4 states have call predecessors, (20), 4 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-13 15:39:17,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 128 transitions. [2024-11-13 15:39:17,679 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 128 transitions. Word has length 41 [2024-11-13 15:39:17,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:39:17,679 INFO L471 AbstractCegarLoop]: Abstraction has 96 states and 128 transitions. [2024-11-13 15:39:17,680 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, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2024-11-13 15:39:17,680 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 128 transitions. [2024-11-13 15:39:17,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 15:39:17,681 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:39:17,683 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-13 15:39:17,684 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-13 15:39:17,684 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-13 15:39:17,684 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:39:17,684 INFO L85 PathProgramCache]: Analyzing trace with hash 1858294034, now seen corresponding path program 1 times [2024-11-13 15:39:17,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:39:17,685 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [85429201] [2024-11-13 15:39:17,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:39:17,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:39:17,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:17,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 15:39:17,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:17,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-13 15:39:17,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:17,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:39:17,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:17,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-13 15:39:17,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:17,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 15:39:17,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:17,855 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 15:39:17,856 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:39:17,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [85429201] [2024-11-13 15:39:17,856 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [85429201] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:39:17,856 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:39:17,856 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 15:39:17,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1404341864] [2024-11-13 15:39:17,857 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:39:17,857 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 15:39:17,857 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:39:17,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 15:39:17,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 15:39:17,858 INFO L87 Difference]: Start difference. First operand 96 states and 128 transitions. Second operand has 3 states, 2 states have (on average 14.0) internal successors, (28), 3 states have internal predecessors, (28), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2024-11-13 15:39:17,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:39:17,898 INFO L93 Difference]: Finished difference Result 96 states and 128 transitions. [2024-11-13 15:39:17,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 15:39:17,899 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 14.0) internal successors, (28), 3 states have internal predecessors, (28), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 42 [2024-11-13 15:39:17,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:39:17,901 INFO L225 Difference]: With dead ends: 96 [2024-11-13 15:39:17,901 INFO L226 Difference]: Without dead ends: 95 [2024-11-13 15:39:17,901 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 15:39:17,902 INFO L432 NwaCegarLoop]: 107 mSDtfsCounter, 0 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 209 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 15:39:17,905 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 209 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 15:39:17,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2024-11-13 15:39:17,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2024-11-13 15:39:17,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 67 states have (on average 1.2985074626865671) internal successors, (87), 70 states have internal predecessors, (87), 20 states have call successors, (20), 4 states have call predecessors, (20), 4 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-13 15:39:17,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 127 transitions. [2024-11-13 15:39:17,929 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 127 transitions. Word has length 42 [2024-11-13 15:39:17,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:39:17,930 INFO L471 AbstractCegarLoop]: Abstraction has 95 states and 127 transitions. [2024-11-13 15:39:17,931 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 14.0) internal successors, (28), 3 states have internal predecessors, (28), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2024-11-13 15:39:17,931 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 127 transitions. [2024-11-13 15:39:17,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-13 15:39:17,935 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:39:17,936 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:39:17,936 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-13 15:39:17,936 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)] === [2024-11-13 15:39:17,937 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:39:17,937 INFO L85 PathProgramCache]: Analyzing trace with hash 1314829231, now seen corresponding path program 1 times [2024-11-13 15:39:17,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:39:17,937 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903664703] [2024-11-13 15:39:17,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:39:17,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:39:17,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:18,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 15:39:18,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:18,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-13 15:39:18,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:18,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:39:18,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:18,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-13 15:39:18,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:18,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-13 15:39:18,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:18,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-13 15:39:18,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:18,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 15:39:18,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:18,164 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 15:39:18,164 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:39:18,164 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1903664703] [2024-11-13 15:39:18,164 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1903664703] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 15:39:18,164 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [295086277] [2024-11-13 15:39:18,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:39:18,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:39:18,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:39:18,167 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 15:39:18,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-13 15:39:18,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:18,358 INFO L255 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 15:39:18,360 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:39:18,396 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-13 15:39:18,396 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 15:39:18,396 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [295086277] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:39:18,396 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-13 15:39:18,397 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2024-11-13 15:39:18,397 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077370251] [2024-11-13 15:39:18,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:39:18,397 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 15:39:18,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:39:18,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 15:39:18,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:39:18,399 INFO L87 Difference]: Start difference. First operand 95 states and 127 transitions. Second operand has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-13 15:39:18,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:39:18,423 INFO L93 Difference]: Finished difference Result 96 states and 128 transitions. [2024-11-13 15:39:18,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 15:39:18,424 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 51 [2024-11-13 15:39:18,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:39:18,425 INFO L225 Difference]: With dead ends: 96 [2024-11-13 15:39:18,425 INFO L226 Difference]: Without dead ends: 95 [2024-11-13 15:39:18,426 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:39:18,427 INFO L432 NwaCegarLoop]: 105 mSDtfsCounter, 5 mSDsluCounter, 93 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 198 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 15:39:18,427 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 198 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 15:39:18,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2024-11-13 15:39:18,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 94. [2024-11-13 15:39:18,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 67 states have (on average 1.2835820895522387) internal successors, (86), 69 states have internal predecessors, (86), 20 states have call successors, (20), 4 states have call predecessors, (20), 4 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-13 15:39:18,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 126 transitions. [2024-11-13 15:39:18,437 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 126 transitions. Word has length 51 [2024-11-13 15:39:18,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:39:18,438 INFO L471 AbstractCegarLoop]: Abstraction has 94 states and 126 transitions. [2024-11-13 15:39:18,438 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-13 15:39:18,438 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 126 transitions. [2024-11-13 15:39:18,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-13 15:39:18,440 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:39:18,440 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:39:18,463 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-13 15:39:18,641 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:39:18,641 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-13 15:39:18,641 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:39:18,641 INFO L85 PathProgramCache]: Analyzing trace with hash 2105000658, now seen corresponding path program 1 times [2024-11-13 15:39:18,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:39:18,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1722006188] [2024-11-13 15:39:18,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:39:18,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:39:18,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:18,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 15:39:18,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:18,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-13 15:39:18,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:18,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:39:18,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:18,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-13 15:39:18,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:18,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-13 15:39:18,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:18,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-13 15:39:18,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:18,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 15:39:18,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:18,794 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 15:39:18,795 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:39:18,795 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1722006188] [2024-11-13 15:39:18,795 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1722006188] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 15:39:18,795 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [846222292] [2024-11-13 15:39:18,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:39:18,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:39:18,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:39:18,798 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 15:39:18,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-13 15:39:18,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:18,975 INFO L255 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 15:39:18,978 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:39:19,024 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-13 15:39:19,024 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 15:39:19,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [846222292] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:39:19,028 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-13 15:39:19,028 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2024-11-13 15:39:19,028 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419863607] [2024-11-13 15:39:19,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:39:19,028 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 15:39:19,028 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:39:19,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 15:39:19,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:39:19,029 INFO L87 Difference]: Start difference. First operand 94 states and 126 transitions. Second operand has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-13 15:39:19,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:39:19,070 INFO L93 Difference]: Finished difference Result 117 states and 153 transitions. [2024-11-13 15:39:19,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 15:39:19,071 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 52 [2024-11-13 15:39:19,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:39:19,072 INFO L225 Difference]: With dead ends: 117 [2024-11-13 15:39:19,072 INFO L226 Difference]: Without dead ends: 101 [2024-11-13 15:39:19,072 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:39:19,073 INFO L432 NwaCegarLoop]: 107 mSDtfsCounter, 1 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 209 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 15:39:19,074 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 209 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 15:39:19,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2024-11-13 15:39:19,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 100. [2024-11-13 15:39:19,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100 states, 72 states have (on average 1.2777777777777777) internal successors, (92), 74 states have internal predecessors, (92), 21 states have call successors, (21), 4 states have call predecessors, (21), 4 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-13 15:39:19,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 134 transitions. [2024-11-13 15:39:19,084 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 134 transitions. Word has length 52 [2024-11-13 15:39:19,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:39:19,084 INFO L471 AbstractCegarLoop]: Abstraction has 100 states and 134 transitions. [2024-11-13 15:39:19,084 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 15.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-13 15:39:19,084 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 134 transitions. [2024-11-13 15:39:19,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-13 15:39:19,086 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:39:19,086 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:39:19,111 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-13 15:39:19,287 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:39:19,287 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)] === [2024-11-13 15:39:19,288 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:39:19,288 INFO L85 PathProgramCache]: Analyzing trace with hash -1646964711, now seen corresponding path program 1 times [2024-11-13 15:39:19,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:39:19,288 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835811718] [2024-11-13 15:39:19,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:39:19,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:39:19,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:19,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 15:39:19,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:19,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-13 15:39:19,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:19,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:39:19,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:19,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-13 15:39:19,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:19,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-13 15:39:19,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:19,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-13 15:39:19,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:19,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 15:39:19,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:19,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 15:39:19,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:19,470 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-13 15:39:19,471 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:39:19,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1835811718] [2024-11-13 15:39:19,471 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1835811718] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 15:39:19,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1355605607] [2024-11-13 15:39:19,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:39:19,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:39:19,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:39:19,474 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 15:39:19,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-13 15:39:19,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:19,744 INFO L255 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 15:39:19,747 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:39:19,795 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-13 15:39:19,795 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 15:39:19,795 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1355605607] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:39:19,795 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-13 15:39:19,796 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2024-11-13 15:39:19,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255163301] [2024-11-13 15:39:19,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:39:19,796 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 15:39:19,796 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:39:19,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 15:39:19,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:39:19,797 INFO L87 Difference]: Start difference. First operand 100 states and 134 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-13 15:39:19,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:39:19,821 INFO L93 Difference]: Finished difference Result 121 states and 156 transitions. [2024-11-13 15:39:19,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 15:39:19,822 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 58 [2024-11-13 15:39:19,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:39:19,823 INFO L225 Difference]: With dead ends: 121 [2024-11-13 15:39:19,823 INFO L226 Difference]: Without dead ends: 98 [2024-11-13 15:39:19,823 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:39:19,824 INFO L432 NwaCegarLoop]: 114 mSDtfsCounter, 1 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 212 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 15:39:19,824 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 212 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 15:39:19,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2024-11-13 15:39:19,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 97. [2024-11-13 15:39:19,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 70 states have (on average 1.2571428571428571) internal successors, (88), 71 states have internal predecessors, (88), 21 states have call successors, (21), 4 states have call predecessors, (21), 4 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-13 15:39:19,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 130 transitions. [2024-11-13 15:39:19,835 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 130 transitions. Word has length 58 [2024-11-13 15:39:19,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:39:19,835 INFO L471 AbstractCegarLoop]: Abstraction has 97 states and 130 transitions. [2024-11-13 15:39:19,835 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-13 15:39:19,835 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 130 transitions. [2024-11-13 15:39:19,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-13 15:39:19,837 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:39:19,837 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:39:19,863 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-13 15:39:20,042 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:39:20,042 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-13 15:39:20,043 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:39:20,043 INFO L85 PathProgramCache]: Analyzing trace with hash 1582701559, now seen corresponding path program 1 times [2024-11-13 15:39:20,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:39:20,044 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102933291] [2024-11-13 15:39:20,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:39:20,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:39:20,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:20,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 15:39:20,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:20,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-13 15:39:20,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:20,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:39:20,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:20,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-13 15:39:20,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:20,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-13 15:39:20,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:20,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-13 15:39:20,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:20,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 15:39:20,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:20,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-13 15:39:20,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:20,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-13 15:39:20,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:20,254 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-13 15:39:20,255 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:39:20,255 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102933291] [2024-11-13 15:39:20,255 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1102933291] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 15:39:20,255 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1744117919] [2024-11-13 15:39:20,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:39:20,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:39:20,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:39:20,258 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 15:39:20,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-13 15:39:20,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:20,447 INFO L255 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 15:39:20,449 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:39:20,478 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-13 15:39:20,478 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 15:39:20,479 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1744117919] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:39:20,479 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-13 15:39:20,479 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2024-11-13 15:39:20,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1633836240] [2024-11-13 15:39:20,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:39:20,480 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 15:39:20,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:39:20,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 15:39:20,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:39:20,481 INFO L87 Difference]: Start difference. First operand 97 states and 130 transitions. Second operand has 3 states, 2 states have (on average 17.0) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-13 15:39:20,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:39:20,502 INFO L93 Difference]: Finished difference Result 97 states and 130 transitions. [2024-11-13 15:39:20,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 15:39:20,503 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 17.0) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 64 [2024-11-13 15:39:20,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:39:20,505 INFO L225 Difference]: With dead ends: 97 [2024-11-13 15:39:20,505 INFO L226 Difference]: Without dead ends: 96 [2024-11-13 15:39:20,505 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:39:20,506 INFO L432 NwaCegarLoop]: 105 mSDtfsCounter, 3 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 202 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 15:39:20,506 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 202 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 15:39:20,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2024-11-13 15:39:20,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2024-11-13 15:39:20,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 70 states have (on average 1.2428571428571429) internal successors, (87), 70 states have internal predecessors, (87), 21 states have call successors, (21), 4 states have call predecessors, (21), 4 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-13 15:39:20,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 129 transitions. [2024-11-13 15:39:20,519 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 129 transitions. Word has length 64 [2024-11-13 15:39:20,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:39:20,519 INFO L471 AbstractCegarLoop]: Abstraction has 96 states and 129 transitions. [2024-11-13 15:39:20,520 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 17.0) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-13 15:39:20,520 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 129 transitions. [2024-11-13 15:39:20,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-11-13 15:39:20,522 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:39:20,522 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:39:20,547 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-13 15:39:20,722 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-11-13 15:39:20,723 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-13 15:39:20,723 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:39:20,723 INFO L85 PathProgramCache]: Analyzing trace with hash 1819108263, now seen corresponding path program 1 times [2024-11-13 15:39:20,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:39:20,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1269987514] [2024-11-13 15:39:20,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:39:20,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:39:20,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:20,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 15:39:20,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:20,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-13 15:39:20,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:20,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:39:20,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:20,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-13 15:39:20,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:20,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-13 15:39:20,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:20,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-13 15:39:20,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:20,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 15:39:20,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:20,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-13 15:39:20,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:20,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-13 15:39:20,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:20,944 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-13 15:39:20,944 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:39:20,945 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1269987514] [2024-11-13 15:39:20,945 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1269987514] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 15:39:20,945 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [231745158] [2024-11-13 15:39:20,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:39:20,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:39:20,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:39:20,947 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 15:39:20,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-13 15:39:21,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:21,131 INFO L255 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 15:39:21,134 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:39:21,171 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-13 15:39:21,171 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 15:39:21,171 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [231745158] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:39:21,171 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-13 15:39:21,171 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2024-11-13 15:39:21,171 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1241804206] [2024-11-13 15:39:21,171 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:39:21,172 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 15:39:21,172 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:39:21,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 15:39:21,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:39:21,173 INFO L87 Difference]: Start difference. First operand 96 states and 129 transitions. Second operand has 3 states, 2 states have (on average 17.5) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-13 15:39:21,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:39:21,196 INFO L93 Difference]: Finished difference Result 103 states and 136 transitions. [2024-11-13 15:39:21,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 15:39:21,196 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 17.5) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 65 [2024-11-13 15:39:21,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:39:21,198 INFO L225 Difference]: With dead ends: 103 [2024-11-13 15:39:21,198 INFO L226 Difference]: Without dead ends: 96 [2024-11-13 15:39:21,198 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:39:21,199 INFO L432 NwaCegarLoop]: 111 mSDtfsCounter, 0 mSDsluCounter, 103 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 214 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 [2024-11-13 15:39:21,201 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 214 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 15:39:21,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2024-11-13 15:39:21,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2024-11-13 15:39:21,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 70 states have (on average 1.2285714285714286) internal successors, (86), 70 states have internal predecessors, (86), 21 states have call successors, (21), 4 states have call predecessors, (21), 4 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-13 15:39:21,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 128 transitions. [2024-11-13 15:39:21,218 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 128 transitions. Word has length 65 [2024-11-13 15:39:21,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:39:21,218 INFO L471 AbstractCegarLoop]: Abstraction has 96 states and 128 transitions. [2024-11-13 15:39:21,219 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 17.5) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-13 15:39:21,219 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 128 transitions. [2024-11-13 15:39:21,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-11-13 15:39:21,220 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:39:21,220 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:39:21,248 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-13 15:39:21,421 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2024-11-13 15:39:21,421 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2024-11-13 15:39:21,422 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:39:21,422 INFO L85 PathProgramCache]: Analyzing trace with hash 1426081253, now seen corresponding path program 1 times [2024-11-13 15:39:21,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:39:21,422 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734868544] [2024-11-13 15:39:21,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:39:21,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:39:21,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:21,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 15:39:21,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:21,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-13 15:39:21,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:21,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:39:21,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:21,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-13 15:39:21,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:21,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-13 15:39:21,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:21,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-13 15:39:21,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:21,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 15:39:21,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:21,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-13 15:39:21,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:21,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-13 15:39:21,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:21,595 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-13 15:39:21,595 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:39:21,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1734868544] [2024-11-13 15:39:21,595 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1734868544] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 15:39:21,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [382851396] [2024-11-13 15:39:21,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:39:21,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:39:21,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:39:21,598 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 15:39:21,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-13 15:39:21,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:39:21,811 INFO L255 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 15:39:21,813 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:39:21,844 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-13 15:39:21,844 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 15:39:21,844 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [382851396] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:39:21,844 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-13 15:39:21,844 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2024-11-13 15:39:21,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481391903] [2024-11-13 15:39:21,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:39:21,845 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 15:39:21,845 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:39:21,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 15:39:21,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:39:21,846 INFO L87 Difference]: Start difference. First operand 96 states and 128 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-13 15:39:21,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:39:21,854 INFO L93 Difference]: Finished difference Result 96 states and 128 transitions. [2024-11-13 15:39:21,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 15:39:21,854 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 65 [2024-11-13 15:39:21,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:39:21,855 INFO L225 Difference]: With dead ends: 96 [2024-11-13 15:39:21,855 INFO L226 Difference]: Without dead ends: 0 [2024-11-13 15:39:21,856 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:39:21,856 INFO L432 NwaCegarLoop]: 104 mSDtfsCounter, 0 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 201 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 [2024-11-13 15:39:21,857 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 201 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 15:39:21,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-13 15:39:21,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-13 15:39:21,858 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) [2024-11-13 15:39:21,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-13 15:39:21,858 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 65 [2024-11-13 15:39:21,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:39:21,858 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-13 15:39:21,858 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-13 15:39:21,858 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-13 15:39:21,859 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 15:39:21,861 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2024-11-13 15:39:21,862 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2024-11-13 15:39:21,862 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2024-11-13 15:39:21,862 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2024-11-13 15:39:21,862 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2024-11-13 15:39:21,863 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2024-11-13 15:39:21,863 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2024-11-13 15:39:21,863 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2024-11-13 15:39:21,888 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-11-13 15:39:22,064 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-11-13 15:39:22,067 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:39:22,069 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-13 15:39:22,147 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 15:39:22,163 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL [2024-11-13 15:39:22,164 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID [2024-11-13 15:39:22,164 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID [2024-11-13 15:39:22,165 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper [2024-11-13 15:39:22,165 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower [2024-11-13 15:39:22,165 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha [2024-11-13 15:39:22,165 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit [2024-11-13 15:39:22,165 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit [2024-11-13 15:39:22,165 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace [2024-11-13 15:39:22,165 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint [2024-11-13 15:39:22,165 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph [2024-11-13 15:39:22,165 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank [2024-11-13 15:39:22,166 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl [2024-11-13 15:39:22,166 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct [2024-11-13 15:39:22,166 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum [2024-11-13 15:39:22,166 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper [2024-11-13 15:39:22,166 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower [2024-11-13 15:39:22,166 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha [2024-11-13 15:39:22,166 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit [2024-11-13 15:39:22,166 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit [2024-11-13 15:39:22,166 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace [2024-11-13 15:39:22,166 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint [2024-11-13 15:39:22,166 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph [2024-11-13 15:39:22,167 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank [2024-11-13 15:39:22,167 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl [2024-11-13 15:39:22,167 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct [2024-11-13 15:39:22,167 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum [2024-11-13 15:39:22,167 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper [2024-11-13 15:39:22,167 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower [2024-11-13 15:39:22,167 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha [2024-11-13 15:39:22,167 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit [2024-11-13 15:39:22,167 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit [2024-11-13 15:39:22,167 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace [2024-11-13 15:39:22,167 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint [2024-11-13 15:39:22,167 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph [2024-11-13 15:39:22,168 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank [2024-11-13 15:39:22,168 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl [2024-11-13 15:39:22,168 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct [2024-11-13 15:39:22,168 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum [2024-11-13 15:39:22,174 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL [2024-11-13 15:39:22,175 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID [2024-11-13 15:39:22,175 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID [2024-11-13 15:39:22,175 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper [2024-11-13 15:39:22,175 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower [2024-11-13 15:39:22,175 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha [2024-11-13 15:39:22,175 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit [2024-11-13 15:39:22,175 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit [2024-11-13 15:39:22,175 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace [2024-11-13 15:39:22,176 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint [2024-11-13 15:39:22,176 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph [2024-11-13 15:39:22,176 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank [2024-11-13 15:39:22,176 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl [2024-11-13 15:39:22,176 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct [2024-11-13 15:39:22,176 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum [2024-11-13 15:39:22,176 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper [2024-11-13 15:39:22,176 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower [2024-11-13 15:39:22,176 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha [2024-11-13 15:39:22,176 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit [2024-11-13 15:39:22,176 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit [2024-11-13 15:39:22,177 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace [2024-11-13 15:39:22,177 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint [2024-11-13 15:39:22,177 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph [2024-11-13 15:39:22,177 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank [2024-11-13 15:39:22,177 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl [2024-11-13 15:39:22,177 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct [2024-11-13 15:39:22,177 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum [2024-11-13 15:39:22,177 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper [2024-11-13 15:39:22,177 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower [2024-11-13 15:39:22,177 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha [2024-11-13 15:39:22,177 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit [2024-11-13 15:39:22,177 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit [2024-11-13 15:39:22,178 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace [2024-11-13 15:39:22,178 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint [2024-11-13 15:39:22,178 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph [2024-11-13 15:39:22,178 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank [2024-11-13 15:39:22,178 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl [2024-11-13 15:39:22,178 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct [2024-11-13 15:39:22,178 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum [2024-11-13 15:39:22,181 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL [2024-11-13 15:39:22,181 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID [2024-11-13 15:39:22,181 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID [2024-11-13 15:39:22,181 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper [2024-11-13 15:39:22,181 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower [2024-11-13 15:39:22,181 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha [2024-11-13 15:39:22,181 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit [2024-11-13 15:39:22,182 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit [2024-11-13 15:39:22,182 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace [2024-11-13 15:39:22,182 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint [2024-11-13 15:39:22,182 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph [2024-11-13 15:39:22,182 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank [2024-11-13 15:39:22,182 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl [2024-11-13 15:39:22,182 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct [2024-11-13 15:39:22,182 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum [2024-11-13 15:39:22,182 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper [2024-11-13 15:39:22,182 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower [2024-11-13 15:39:22,182 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha [2024-11-13 15:39:22,182 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit [2024-11-13 15:39:22,182 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit [2024-11-13 15:39:22,182 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace [2024-11-13 15:39:22,182 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint [2024-11-13 15:39:22,183 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph [2024-11-13 15:39:22,183 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank [2024-11-13 15:39:22,183 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl [2024-11-13 15:39:22,183 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct [2024-11-13 15:39:22,183 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum [2024-11-13 15:39:22,183 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper [2024-11-13 15:39:22,183 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower [2024-11-13 15:39:22,183 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha [2024-11-13 15:39:22,183 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit [2024-11-13 15:39:22,183 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit [2024-11-13 15:39:22,183 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace [2024-11-13 15:39:22,183 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint [2024-11-13 15:39:22,183 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph [2024-11-13 15:39:22,183 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank [2024-11-13 15:39:22,183 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl [2024-11-13 15:39:22,183 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct [2024-11-13 15:39:22,184 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum [2024-11-13 15:39:22,190 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL [2024-11-13 15:39:22,190 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID [2024-11-13 15:39:22,190 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID [2024-11-13 15:39:22,191 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper [2024-11-13 15:39:22,191 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower [2024-11-13 15:39:22,191 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha [2024-11-13 15:39:22,191 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit [2024-11-13 15:39:22,191 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit [2024-11-13 15:39:22,191 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace [2024-11-13 15:39:22,191 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint [2024-11-13 15:39:22,191 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph [2024-11-13 15:39:22,192 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank [2024-11-13 15:39:22,192 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl [2024-11-13 15:39:22,192 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct [2024-11-13 15:39:22,192 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum [2024-11-13 15:39:22,193 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper [2024-11-13 15:39:22,193 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower [2024-11-13 15:39:22,193 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha [2024-11-13 15:39:22,193 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit [2024-11-13 15:39:22,194 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit [2024-11-13 15:39:22,194 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace [2024-11-13 15:39:22,194 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint [2024-11-13 15:39:22,194 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph [2024-11-13 15:39:22,194 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank [2024-11-13 15:39:22,194 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl [2024-11-13 15:39:22,194 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct [2024-11-13 15:39:22,194 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum [2024-11-13 15:39:22,194 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper [2024-11-13 15:39:22,195 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower [2024-11-13 15:39:22,195 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha [2024-11-13 15:39:22,195 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit [2024-11-13 15:39:22,195 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit [2024-11-13 15:39:22,195 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace [2024-11-13 15:39:22,195 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint [2024-11-13 15:39:22,195 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph [2024-11-13 15:39:22,195 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank [2024-11-13 15:39:22,195 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl [2024-11-13 15:39:22,195 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct [2024-11-13 15:39:22,195 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum [2024-11-13 15:39:22,198 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 03:39:22 BoogieIcfgContainer [2024-11-13 15:39:22,199 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 15:39:22,199 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 15:39:22,199 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 15:39:22,200 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 15:39:22,202 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:39:14" (3/4) ... [2024-11-13 15:39:22,205 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 15:39:22,212 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2024-11-13 15:39:22,212 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure staticReturnsFalse [2024-11-13 15:39:22,213 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2024-11-13 15:39:22,213 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure staticReturnsTrue [2024-11-13 15:39:22,222 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2024-11-13 15:39:22,223 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-13 15:39:22,223 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-13 15:39:22,224 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 15:39:22,224 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 15:39:22,359 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/witness.graphml [2024-11-13 15:39:22,359 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/witness.yml [2024-11-13 15:39:22,360 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 15:39:22,361 INFO L158 Benchmark]: Toolchain (without parser) took 9940.51ms. Allocated memory was 142.6MB in the beginning and 369.1MB in the end (delta: 226.5MB). Free memory was 97.4MB in the beginning and 310.4MB in the end (delta: -213.0MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. [2024-11-13 15:39:22,362 INFO L158 Benchmark]: CDTParser took 1.26ms. Allocated memory is still 167.8MB. Free memory is still 105.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:39:22,362 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1538.62ms. Allocated memory is still 142.6MB. Free memory was 97.0MB in the beginning and 36.8MB in the end (delta: 60.2MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-13 15:39:22,363 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.38ms. Allocated memory is still 142.6MB. Free memory was 36.8MB in the beginning and 33.8MB in the end (delta: 3.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 15:39:22,363 INFO L158 Benchmark]: Boogie Preprocessor took 58.14ms. Allocated memory is still 142.6MB. Free memory was 33.8MB in the beginning and 31.6MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:39:22,364 INFO L158 Benchmark]: RCFGBuilder took 752.51ms. Allocated memory is still 142.6MB. Free memory was 31.6MB in the beginning and 81.5MB in the end (delta: -49.9MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2024-11-13 15:39:22,364 INFO L158 Benchmark]: TraceAbstraction took 7348.02ms. Allocated memory was 142.6MB in the beginning and 369.1MB in the end (delta: 226.5MB). Free memory was 80.8MB in the beginning and 315.4MB in the end (delta: -234.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:39:22,364 INFO L158 Benchmark]: Witness Printer took 160.28ms. Allocated memory is still 369.1MB. Free memory was 315.4MB in the beginning and 310.4MB in the end (delta: 5.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:39:22,366 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.26ms. Allocated memory is still 167.8MB. Free memory is still 105.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1538.62ms. Allocated memory is still 142.6MB. Free memory was 97.0MB in the beginning and 36.8MB in the end (delta: 60.2MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.38ms. Allocated memory is still 142.6MB. Free memory was 36.8MB in the beginning and 33.8MB in the end (delta: 3.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.14ms. Allocated memory is still 142.6MB. Free memory was 33.8MB in the beginning and 31.6MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 752.51ms. Allocated memory is still 142.6MB. Free memory was 31.6MB in the beginning and 81.5MB in the end (delta: -49.9MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. * TraceAbstraction took 7348.02ms. Allocated memory was 142.6MB in the beginning and 369.1MB in the end (delta: 226.5MB). Free memory was 80.8MB in the beginning and 315.4MB in the end (delta: -234.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 160.28ms. Allocated memory is still 369.1MB. Free memory was 315.4MB in the beginning and 310.4MB in the end (delta: 5.0MB). There was no memory consumed. 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 - 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: 1584]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1584]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1618]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1618]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1644]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1644]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1661]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1661]: 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 5 procedures, 97 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 7.1s, OverallIterations: 12, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 47 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 36 mSDsluCounter, 2676 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1333 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 105 IncrementalHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 1343 mSDtfsCounter, 105 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 565 GetRequests, 538 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=100occurred in iteration=8, InterpolantAutomatonStates: 37, 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, 12 MinimizatonAttempts, 8 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 945 NumberOfCodeBlocks, 945 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 926 ConstructedInterpolants, 0 QuantifiedInterpolants, 1156 SizeOfPredicates, 0 NumberOfNonLiveVariables, 1542 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 19 InterpolantComputations, 12 PerfectInterpolantSequences, 420/458 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: 1552]: Procedure Contract for staticReturnsFalse Derived contract for procedure staticReturnsFalse. 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))) - ProcedureContractResult [Line: 1548]: Procedure Contract for staticReturnsTrue Derived contract for procedure staticReturnsTrue. Ensures: ((\result == 1) && (((((((((((((((((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! [2024-11-13 15:39:22,414 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dcc5324-e316-4ad1-913a-e274c8908e53/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE