./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-tiling/nr3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/array-tiling/nr3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4885a4fffd0288753086daaa59bdb12816a7be62636dc49311bbb97ad277d866 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:50:12,189 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:50:12,299 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Overflow-32bit-Taipan_Default.epf [2023-11-12 00:50:12,307 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:50:12,307 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:50:12,347 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:50:12,348 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:50:12,349 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:50:12,350 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:50:12,355 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:50:12,355 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:50:12,357 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:50:12,357 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:50:12,359 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:50:12,360 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:50:12,360 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:50:12,361 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:50:12,361 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:50:12,362 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:50:12,362 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:50:12,363 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:50:12,363 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:50:12,365 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:50:12,365 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:50:12,366 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:50:12,366 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:50:12,367 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:50:12,367 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:50:12,368 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:50:12,368 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:50:12,370 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:50:12,370 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:50:12,371 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:50:12,371 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:50:12,371 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:50:12,372 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:50:12,372 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:50:12,372 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:50:12,373 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:50:12,373 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:50:12,373 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:50:12,374 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:50:12,374 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:50:12,374 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:50:12,375 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:50:12,375 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:50:12,376 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:50:12,376 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4885a4fffd0288753086daaa59bdb12816a7be62636dc49311bbb97ad277d866 [2023-11-12 00:50:12,729 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:50:12,763 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:50:12,766 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:50:12,768 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:50:12,769 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:50:12,770 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/array-tiling/nr3.c [2023-11-12 00:50:15,987 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:50:16,193 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:50:16,194 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/sv-benchmarks/c/array-tiling/nr3.c [2023-11-12 00:50:16,202 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/data/85c9f86ae/ee840c0be6024867a3364901be792136/FLAGcf21aa5ba [2023-11-12 00:50:16,218 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/data/85c9f86ae/ee840c0be6024867a3364901be792136 [2023-11-12 00:50:16,221 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:50:16,222 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:50:16,224 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:50:16,224 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:50:16,230 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:50:16,231 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:50:16" (1/1) ... [2023-11-12 00:50:16,232 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49ff71a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:16, skipping insertion in model container [2023-11-12 00:50:16,233 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:50:16" (1/1) ... [2023-11-12 00:50:16,255 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:50:16,473 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:50:16,482 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:50:16,504 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:50:16,520 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:50:16,521 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:16 WrapperNode [2023-11-12 00:50:16,521 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:50:16,522 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:50:16,523 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:50:16,523 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:50:16,531 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:16" (1/1) ... [2023-11-12 00:50:16,539 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:16" (1/1) ... [2023-11-12 00:50:16,564 INFO L138 Inliner]: procedures = 15, calls = 23, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 97 [2023-11-12 00:50:16,564 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:50:16,565 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:50:16,565 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:50:16,566 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:50:16,576 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:16" (1/1) ... [2023-11-12 00:50:16,576 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:16" (1/1) ... [2023-11-12 00:50:16,579 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:16" (1/1) ... [2023-11-12 00:50:16,579 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:16" (1/1) ... [2023-11-12 00:50:16,586 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:16" (1/1) ... [2023-11-12 00:50:16,590 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:16" (1/1) ... [2023-11-12 00:50:16,592 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:16" (1/1) ... [2023-11-12 00:50:16,593 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:16" (1/1) ... [2023-11-12 00:50:16,596 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:50:16,597 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:50:16,598 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:50:16,598 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:50:16,599 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:16" (1/1) ... [2023-11-12 00:50:16,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:50:16,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:50:16,637 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:50:16,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:50:16,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:50:16,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:50:16,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:50:16,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:50:16,686 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:50:16,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:50:16,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:50:16,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:50:16,773 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:50:16,776 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:50:17,064 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:50:17,155 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:50:17,155 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-12 00:50:17,158 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:50:17 BoogieIcfgContainer [2023-11-12 00:50:17,158 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:50:17,161 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:50:17,161 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:50:17,165 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:50:17,165 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:50:16" (1/3) ... [2023-11-12 00:50:17,166 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6158cc47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:50:17, skipping insertion in model container [2023-11-12 00:50:17,166 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:50:16" (2/3) ... [2023-11-12 00:50:17,167 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6158cc47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:50:17, skipping insertion in model container [2023-11-12 00:50:17,167 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:50:17" (3/3) ... [2023-11-12 00:50:17,168 INFO L112 eAbstractionObserver]: Analyzing ICFG nr3.c [2023-11-12 00:50:17,188 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:50:17,189 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 16 error locations. [2023-11-12 00:50:17,236 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:50:17,243 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, 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;@240647db, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:50:17,245 INFO L358 AbstractCegarLoop]: Starting to check reachability of 16 error locations. [2023-11-12 00:50:17,253 INFO L276 IsEmpty]: Start isEmpty. Operand has 44 states, 27 states have (on average 1.8518518518518519) internal successors, (50), 43 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:17,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-12 00:50:17,264 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:50:17,265 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-11-12 00:50:17,265 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2023-11-12 00:50:17,270 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:50:17,270 INFO L85 PathProgramCache]: Analyzing trace with hash 4566941, now seen corresponding path program 1 times [2023-11-12 00:50:17,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:50:17,279 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754387430] [2023-11-12 00:50:17,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:17,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:50:17,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:17,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:50:17,860 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:50:17,861 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1754387430] [2023-11-12 00:50:17,861 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1754387430] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:50:17,862 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:50:17,862 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:50:17,864 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1614952435] [2023-11-12 00:50:17,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:50:17,869 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 00:50:17,869 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:50:17,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 00:50:17,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-12 00:50:17,903 INFO L87 Difference]: Start difference. First operand has 44 states, 27 states have (on average 1.8518518518518519) internal successors, (50), 43 states have internal predecessors, (50), 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) Second operand has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 4 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:17,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:50:17,983 INFO L93 Difference]: Finished difference Result 58 states and 62 transitions. [2023-11-12 00:50:17,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 00:50:17,986 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 4 states have internal predecessors, (4), 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) Word has length 4 [2023-11-12 00:50:17,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:50:17,993 INFO L225 Difference]: With dead ends: 58 [2023-11-12 00:50:17,994 INFO L226 Difference]: Without dead ends: 40 [2023-11-12 00:50:17,996 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-12 00:50:18,000 INFO L413 NwaCegarLoop]: 37 mSDtfsCounter, 87 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 38 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-12 00:50:18,001 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 38 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-12 00:50:18,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2023-11-12 00:50:18,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2023-11-12 00:50:18,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 25 states have (on average 1.72) internal successors, (43), 39 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:18,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 43 transitions. [2023-11-12 00:50:18,037 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 43 transitions. Word has length 4 [2023-11-12 00:50:18,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:50:18,037 INFO L495 AbstractCegarLoop]: Abstraction has 40 states and 43 transitions. [2023-11-12 00:50:18,037 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 4 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:18,038 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 43 transitions. [2023-11-12 00:50:18,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-12 00:50:18,038 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:50:18,038 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2023-11-12 00:50:18,038 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-12 00:50:18,039 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2023-11-12 00:50:18,039 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:50:18,040 INFO L85 PathProgramCache]: Analyzing trace with hash 141575225, now seen corresponding path program 1 times [2023-11-12 00:50:18,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:50:18,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1562833617] [2023-11-12 00:50:18,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:18,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:50:18,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:18,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:50:18,336 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:50:18,336 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1562833617] [2023-11-12 00:50:18,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1562833617] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:50:18,337 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:50:18,337 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:50:18,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1413598333] [2023-11-12 00:50:18,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:50:18,339 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-12 00:50:18,339 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:50:18,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-12 00:50:18,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-11-12 00:50:18,341 INFO L87 Difference]: Start difference. First operand 40 states and 43 transitions. Second operand has 5 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:18,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:50:18,372 INFO L93 Difference]: Finished difference Result 40 states and 43 transitions. [2023-11-12 00:50:18,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-12 00:50:18,374 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) Word has length 5 [2023-11-12 00:50:18,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:50:18,375 INFO L225 Difference]: With dead ends: 40 [2023-11-12 00:50:18,375 INFO L226 Difference]: Without dead ends: 39 [2023-11-12 00:50:18,376 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-11-12 00:50:18,378 INFO L413 NwaCegarLoop]: 33 mSDtfsCounter, 38 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 33 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 00:50:18,379 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 33 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 00:50:18,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2023-11-12 00:50:18,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2023-11-12 00:50:18,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 25 states have (on average 1.68) internal successors, (42), 38 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:18,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 42 transitions. [2023-11-12 00:50:18,387 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 42 transitions. Word has length 5 [2023-11-12 00:50:18,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:50:18,388 INFO L495 AbstractCegarLoop]: Abstraction has 39 states and 42 transitions. [2023-11-12 00:50:18,388 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:18,388 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 42 transitions. [2023-11-12 00:50:18,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-12 00:50:18,389 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:50:18,389 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:50:18,389 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-12 00:50:18,390 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2023-11-12 00:50:18,391 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:50:18,391 INFO L85 PathProgramCache]: Analyzing trace with hash 9705279, now seen corresponding path program 1 times [2023-11-12 00:50:18,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:50:18,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1644961583] [2023-11-12 00:50:18,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:18,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:50:18,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:18,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:50:18,448 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:50:18,448 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1644961583] [2023-11-12 00:50:18,448 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1644961583] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:50:18,449 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:50:18,449 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:50:18,449 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919466908] [2023-11-12 00:50:18,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:50:18,450 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 00:50:18,450 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:50:18,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 00:50:18,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:50:18,452 INFO L87 Difference]: Start difference. First operand 39 states and 42 transitions. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:18,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:50:18,550 INFO L93 Difference]: Finished difference Result 98 states and 106 transitions. [2023-11-12 00:50:18,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 00:50:18,552 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 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) Word has length 8 [2023-11-12 00:50:18,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:50:18,553 INFO L225 Difference]: With dead ends: 98 [2023-11-12 00:50:18,553 INFO L226 Difference]: Without dead ends: 62 [2023-11-12 00:50:18,554 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:50:18,556 INFO L413 NwaCegarLoop]: 26 mSDtfsCounter, 23 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 49 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-12 00:50:18,557 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 49 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-12 00:50:18,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2023-11-12 00:50:18,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 40. [2023-11-12 00:50:18,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 26 states have (on average 1.6538461538461537) internal successors, (43), 39 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:18,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 43 transitions. [2023-11-12 00:50:18,567 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 43 transitions. Word has length 8 [2023-11-12 00:50:18,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:50:18,568 INFO L495 AbstractCegarLoop]: Abstraction has 40 states and 43 transitions. [2023-11-12 00:50:18,568 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:18,569 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 43 transitions. [2023-11-12 00:50:18,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-12 00:50:18,569 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:50:18,569 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:50:18,570 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-12 00:50:18,570 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2023-11-12 00:50:18,571 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:50:18,571 INFO L85 PathProgramCache]: Analyzing trace with hash 300747597, now seen corresponding path program 1 times [2023-11-12 00:50:18,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:50:18,572 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1943184297] [2023-11-12 00:50:18,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:18,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:50:18,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:18,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:50:18,729 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:50:18,729 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1943184297] [2023-11-12 00:50:18,729 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1943184297] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:50:18,729 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:50:18,730 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:50:18,730 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1440440588] [2023-11-12 00:50:18,730 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:50:18,730 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 00:50:18,731 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:50:18,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 00:50:18,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 00:50:18,733 INFO L87 Difference]: Start difference. First operand 40 states and 43 transitions. Second operand has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:18,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:50:18,829 INFO L93 Difference]: Finished difference Result 45 states and 48 transitions. [2023-11-12 00:50:18,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 00:50:18,829 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 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) Word has length 9 [2023-11-12 00:50:18,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:50:18,831 INFO L225 Difference]: With dead ends: 45 [2023-11-12 00:50:18,831 INFO L226 Difference]: Without dead ends: 43 [2023-11-12 00:50:18,832 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-12 00:50:18,843 INFO L413 NwaCegarLoop]: 36 mSDtfsCounter, 3 mSDsluCounter, 50 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 86 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-12 00:50:18,844 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 86 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-12 00:50:18,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2023-11-12 00:50:18,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2023-11-12 00:50:18,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 29 states have (on average 1.5862068965517242) internal successors, (46), 42 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:18,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 46 transitions. [2023-11-12 00:50:18,852 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 46 transitions. Word has length 9 [2023-11-12 00:50:18,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:50:18,853 INFO L495 AbstractCegarLoop]: Abstraction has 43 states and 46 transitions. [2023-11-12 00:50:18,853 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:18,853 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 46 transitions. [2023-11-12 00:50:18,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-12 00:50:18,854 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:50:18,854 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:50:18,854 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-12 00:50:18,854 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2023-11-12 00:50:18,855 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:50:18,855 INFO L85 PathProgramCache]: Analyzing trace with hash 300767011, now seen corresponding path program 1 times [2023-11-12 00:50:18,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:50:18,859 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597121525] [2023-11-12 00:50:18,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:18,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:50:18,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:18,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:50:18,993 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:50:18,993 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597121525] [2023-11-12 00:50:18,993 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [597121525] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:50:18,993 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:50:18,994 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-12 00:50:18,994 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1110918463] [2023-11-12 00:50:18,994 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:50:18,994 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 00:50:18,994 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:50:18,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 00:50:18,995 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-12 00:50:18,995 INFO L87 Difference]: Start difference. First operand 43 states and 46 transitions. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:19,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:50:19,059 INFO L93 Difference]: Finished difference Result 97 states and 104 transitions. [2023-11-12 00:50:19,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 00:50:19,060 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 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) Word has length 9 [2023-11-12 00:50:19,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:50:19,063 INFO L225 Difference]: With dead ends: 97 [2023-11-12 00:50:19,064 INFO L226 Difference]: Without dead ends: 57 [2023-11-12 00:50:19,064 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-12 00:50:19,069 INFO L413 NwaCegarLoop]: 30 mSDtfsCounter, 63 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 53 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 00:50:19,069 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 53 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 00:50:19,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2023-11-12 00:50:19,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 44. [2023-11-12 00:50:19,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 30 states have (on average 1.5666666666666667) internal successors, (47), 43 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:19,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 47 transitions. [2023-11-12 00:50:19,088 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 47 transitions. Word has length 9 [2023-11-12 00:50:19,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:50:19,088 INFO L495 AbstractCegarLoop]: Abstraction has 44 states and 47 transitions. [2023-11-12 00:50:19,089 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:19,089 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 47 transitions. [2023-11-12 00:50:19,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-12 00:50:19,089 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:50:19,089 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:50:19,090 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-12 00:50:19,090 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2023-11-12 00:50:19,091 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:50:19,091 INFO L85 PathProgramCache]: Analyzing trace with hash 300766691, now seen corresponding path program 1 times [2023-11-12 00:50:19,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:50:19,091 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1966549032] [2023-11-12 00:50:19,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:19,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:50:19,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:19,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:50:19,144 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:50:19,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1966549032] [2023-11-12 00:50:19,145 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1966549032] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:50:19,145 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:50:19,145 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:50:19,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049059715] [2023-11-12 00:50:19,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:50:19,146 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 00:50:19,146 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:50:19,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 00:50:19,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:50:19,147 INFO L87 Difference]: Start difference. First operand 44 states and 47 transitions. Second operand has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:19,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:50:19,225 INFO L93 Difference]: Finished difference Result 77 states and 83 transitions. [2023-11-12 00:50:19,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 00:50:19,227 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 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) Word has length 9 [2023-11-12 00:50:19,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:50:19,229 INFO L225 Difference]: With dead ends: 77 [2023-11-12 00:50:19,230 INFO L226 Difference]: Without dead ends: 73 [2023-11-12 00:50:19,231 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:50:19,232 INFO L413 NwaCegarLoop]: 24 mSDtfsCounter, 23 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 40 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-12 00:50:19,233 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 40 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-12 00:50:19,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2023-11-12 00:50:19,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 62. [2023-11-12 00:50:19,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 48 states have (on average 1.5416666666666667) internal successors, (74), 61 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:19,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 74 transitions. [2023-11-12 00:50:19,258 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 74 transitions. Word has length 9 [2023-11-12 00:50:19,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:50:19,258 INFO L495 AbstractCegarLoop]: Abstraction has 62 states and 74 transitions. [2023-11-12 00:50:19,258 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:19,259 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 74 transitions. [2023-11-12 00:50:19,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-12 00:50:19,259 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:50:19,259 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:50:19,260 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-12 00:50:19,260 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2023-11-12 00:50:19,260 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:50:19,261 INFO L85 PathProgramCache]: Analyzing trace with hash 1273983589, now seen corresponding path program 1 times [2023-11-12 00:50:19,262 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:50:19,263 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1203260607] [2023-11-12 00:50:19,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:19,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:50:19,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:19,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:50:19,354 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:50:19,354 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1203260607] [2023-11-12 00:50:19,355 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1203260607] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:50:19,355 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:50:19,355 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:50:19,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546595832] [2023-11-12 00:50:19,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:50:19,356 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 00:50:19,356 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:50:19,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 00:50:19,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-12 00:50:19,357 INFO L87 Difference]: Start difference. First operand 62 states and 74 transitions. Second operand has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:19,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:50:19,480 INFO L93 Difference]: Finished difference Result 84 states and 90 transitions. [2023-11-12 00:50:19,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 00:50:19,480 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 4 states have internal predecessors, (11), 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) Word has length 11 [2023-11-12 00:50:19,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:50:19,481 INFO L225 Difference]: With dead ends: 84 [2023-11-12 00:50:19,481 INFO L226 Difference]: Without dead ends: 82 [2023-11-12 00:50:19,482 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-12 00:50:19,482 INFO L413 NwaCegarLoop]: 21 mSDtfsCounter, 32 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 48 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-12 00:50:19,483 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 48 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-12 00:50:19,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2023-11-12 00:50:19,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 66. [2023-11-12 00:50:19,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 52 states have (on average 1.5) internal successors, (78), 65 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:19,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 78 transitions. [2023-11-12 00:50:19,492 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 78 transitions. Word has length 11 [2023-11-12 00:50:19,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:50:19,492 INFO L495 AbstractCegarLoop]: Abstraction has 66 states and 78 transitions. [2023-11-12 00:50:19,492 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:19,493 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 78 transitions. [2023-11-12 00:50:19,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-12 00:50:19,493 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:50:19,493 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:50:19,493 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-12 00:50:19,494 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2023-11-12 00:50:19,494 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:50:19,494 INFO L85 PathProgramCache]: Analyzing trace with hash 270020640, now seen corresponding path program 1 times [2023-11-12 00:50:19,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:50:19,495 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [848442507] [2023-11-12 00:50:19,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:19,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:50:19,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:19,706 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:50:19,706 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:50:19,706 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [848442507] [2023-11-12 00:50:19,707 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [848442507] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:50:19,707 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:50:19,707 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-12 00:50:19,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601158804] [2023-11-12 00:50:19,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:50:19,708 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 00:50:19,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:50:19,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 00:50:19,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-12 00:50:19,709 INFO L87 Difference]: Start difference. First operand 66 states and 78 transitions. Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:19,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:50:19,784 INFO L93 Difference]: Finished difference Result 85 states and 91 transitions. [2023-11-12 00:50:19,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 00:50:19,785 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 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) Word has length 12 [2023-11-12 00:50:19,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:50:19,786 INFO L225 Difference]: With dead ends: 85 [2023-11-12 00:50:19,786 INFO L226 Difference]: Without dead ends: 76 [2023-11-12 00:50:19,786 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-12 00:50:19,788 INFO L413 NwaCegarLoop]: 22 mSDtfsCounter, 65 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 36 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-12 00:50:19,788 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 36 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-12 00:50:19,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2023-11-12 00:50:19,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 66. [2023-11-12 00:50:19,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 52 states have (on average 1.4807692307692308) internal successors, (77), 65 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:19,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 77 transitions. [2023-11-12 00:50:19,807 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 77 transitions. Word has length 12 [2023-11-12 00:50:19,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:50:19,807 INFO L495 AbstractCegarLoop]: Abstraction has 66 states and 77 transitions. [2023-11-12 00:50:19,808 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:19,808 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 77 transitions. [2023-11-12 00:50:19,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-12 00:50:19,809 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:50:19,809 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:50:19,809 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-12 00:50:19,809 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2023-11-12 00:50:19,810 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:50:19,810 INFO L85 PathProgramCache]: Analyzing trace with hash -1380817013, now seen corresponding path program 1 times [2023-11-12 00:50:19,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:50:19,810 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [502711488] [2023-11-12 00:50:19,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:19,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:50:19,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:19,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:50:19,875 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:50:19,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [502711488] [2023-11-12 00:50:19,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [502711488] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:50:19,876 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:50:19,876 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:50:19,876 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332676902] [2023-11-12 00:50:19,876 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:50:19,877 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 00:50:19,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:50:19,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 00:50:19,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 00:50:19,881 INFO L87 Difference]: Start difference. First operand 66 states and 77 transitions. Second operand has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:19,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:50:19,942 INFO L93 Difference]: Finished difference Result 82 states and 95 transitions. [2023-11-12 00:50:19,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 00:50:19,942 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 4 states have internal predecessors, (14), 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) Word has length 14 [2023-11-12 00:50:19,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:50:19,945 INFO L225 Difference]: With dead ends: 82 [2023-11-12 00:50:19,945 INFO L226 Difference]: Without dead ends: 80 [2023-11-12 00:50:19,945 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-12 00:50:19,947 INFO L413 NwaCegarLoop]: 31 mSDtfsCounter, 7 mSDsluCounter, 52 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 83 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 00:50:19,948 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 83 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 00:50:19,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2023-11-12 00:50:19,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 76. [2023-11-12 00:50:19,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 62 states have (on average 1.467741935483871) internal successors, (91), 75 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:19,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 91 transitions. [2023-11-12 00:50:19,959 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 91 transitions. Word has length 14 [2023-11-12 00:50:19,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:50:19,960 INFO L495 AbstractCegarLoop]: Abstraction has 76 states and 91 transitions. [2023-11-12 00:50:19,960 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:19,960 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 91 transitions. [2023-11-12 00:50:19,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-12 00:50:19,961 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:50:19,962 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:50:19,962 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-12 00:50:19,962 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2023-11-12 00:50:19,962 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:50:19,963 INFO L85 PathProgramCache]: Analyzing trace with hash 1277222416, now seen corresponding path program 1 times [2023-11-12 00:50:19,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:50:19,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [69165557] [2023-11-12 00:50:19,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:19,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:50:19,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:20,021 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-12 00:50:20,022 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:50:20,022 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [69165557] [2023-11-12 00:50:20,022 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [69165557] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:50:20,022 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:50:20,022 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:50:20,022 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084869639] [2023-11-12 00:50:20,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:50:20,023 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 00:50:20,023 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:50:20,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 00:50:20,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 00:50:20,024 INFO L87 Difference]: Start difference. First operand 76 states and 91 transitions. Second operand has 4 states, 3 states have (on average 5.666666666666667) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:20,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:50:20,097 INFO L93 Difference]: Finished difference Result 86 states and 95 transitions. [2023-11-12 00:50:20,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 00:50:20,098 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 5.666666666666667) internal successors, (17), 4 states have internal predecessors, (17), 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) Word has length 17 [2023-11-12 00:50:20,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:50:20,099 INFO L225 Difference]: With dead ends: 86 [2023-11-12 00:50:20,099 INFO L226 Difference]: Without dead ends: 84 [2023-11-12 00:50:20,099 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-12 00:50:20,100 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 14 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 60 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-12 00:50:20,100 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 60 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 65 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-12 00:50:20,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2023-11-12 00:50:20,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 78. [2023-11-12 00:50:20,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 64 states have (on average 1.453125) internal successors, (93), 77 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:20,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 93 transitions. [2023-11-12 00:50:20,107 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 93 transitions. Word has length 17 [2023-11-12 00:50:20,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:50:20,107 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 93 transitions. [2023-11-12 00:50:20,108 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 5.666666666666667) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:20,108 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 93 transitions. [2023-11-12 00:50:20,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-12 00:50:20,108 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:50:20,109 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:50:20,109 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-12 00:50:20,109 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2023-11-12 00:50:20,109 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:50:20,110 INFO L85 PathProgramCache]: Analyzing trace with hash 524853364, now seen corresponding path program 1 times [2023-11-12 00:50:20,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:50:20,110 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110522372] [2023-11-12 00:50:20,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:20,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:50:20,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:20,209 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:50:20,210 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:50:20,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110522372] [2023-11-12 00:50:20,210 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1110522372] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 00:50:20,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [288250144] [2023-11-12 00:50:20,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:20,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:50:20,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:50:20,216 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:50:20,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 00:50:20,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:20,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 00:50:20,295 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:50:20,421 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:50:20,421 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:50:20,496 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:50:20,496 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [288250144] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:50:20,496 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [364184076] [2023-11-12 00:50:20,519 INFO L159 IcfgInterpreter]: Started Sifa with 19 locations of interest [2023-11-12 00:50:20,519 INFO L166 IcfgInterpreter]: Building call graph [2023-11-12 00:50:20,524 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-11-12 00:50:20,530 INFO L176 IcfgInterpreter]: Starting interpretation [2023-11-12 00:50:20,530 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-11-12 00:50:22,531 INFO L180 IcfgInterpreter]: Interpretation finished [2023-11-12 00:50:24,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSifa [364184076] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:50:24,323 INFO L185 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2023-11-12 00:50:24,323 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [6, 6, 6] total 21 [2023-11-12 00:50:24,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074421025] [2023-11-12 00:50:24,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:50:24,324 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-12 00:50:24,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:50:24,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-12 00:50:24,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=316, Unknown=1, NotChecked=0, Total=420 [2023-11-12 00:50:24,326 INFO L87 Difference]: Start difference. First operand 78 states and 93 transitions. Second operand has 10 states, 9 states have (on average 2.111111111111111) internal successors, (19), 9 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:25,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:50:25,337 INFO L93 Difference]: Finished difference Result 152 states and 176 transitions. [2023-11-12 00:50:25,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-12 00:50:25,338 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 2.111111111111111) internal successors, (19), 9 states have internal predecessors, (19), 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) Word has length 20 [2023-11-12 00:50:25,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:50:25,339 INFO L225 Difference]: With dead ends: 152 [2023-11-12 00:50:25,339 INFO L226 Difference]: Without dead ends: 102 [2023-11-12 00:50:25,340 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 37 SyntacticMatches, 8 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 247 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=138, Invalid=413, Unknown=1, NotChecked=0, Total=552 [2023-11-12 00:50:25,340 INFO L413 NwaCegarLoop]: 17 mSDtfsCounter, 197 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 202 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 197 SdHoareTripleChecker+Valid, 61 SdHoareTripleChecker+Invalid, 222 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 202 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-12 00:50:25,341 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [197 Valid, 61 Invalid, 222 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 202 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-12 00:50:25,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2023-11-12 00:50:25,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 84. [2023-11-12 00:50:25,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 70 states have (on average 1.4285714285714286) internal successors, (100), 83 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:25,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 100 transitions. [2023-11-12 00:50:25,352 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 100 transitions. Word has length 20 [2023-11-12 00:50:25,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:50:25,352 INFO L495 AbstractCegarLoop]: Abstraction has 84 states and 100 transitions. [2023-11-12 00:50:25,353 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.111111111111111) internal successors, (19), 9 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:25,353 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 100 transitions. [2023-11-12 00:50:25,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-12 00:50:25,353 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:50:25,354 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:50:25,366 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:50:25,566 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2023-11-12 00:50:25,566 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2023-11-12 00:50:25,567 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:50:25,567 INFO L85 PathProgramCache]: Analyzing trace with hash -2069270362, now seen corresponding path program 1 times [2023-11-12 00:50:25,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:50:25,567 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [896944583] [2023-11-12 00:50:25,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:25,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:50:25,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:25,642 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-12 00:50:25,642 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:50:25,642 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [896944583] [2023-11-12 00:50:25,642 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [896944583] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:50:25,643 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:50:25,643 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:50:25,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323627330] [2023-11-12 00:50:25,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:50:25,644 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 00:50:25,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:50:25,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 00:50:25,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 00:50:25,645 INFO L87 Difference]: Start difference. First operand 84 states and 100 transitions. Second operand has 4 states, 3 states have (on average 7.666666666666667) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:25,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:50:25,693 INFO L93 Difference]: Finished difference Result 84 states and 100 transitions. [2023-11-12 00:50:25,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 00:50:25,693 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 7.666666666666667) internal successors, (23), 4 states have internal predecessors, (23), 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) Word has length 23 [2023-11-12 00:50:25,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:50:25,694 INFO L225 Difference]: With dead ends: 84 [2023-11-12 00:50:25,694 INFO L226 Difference]: Without dead ends: 83 [2023-11-12 00:50:25,695 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-12 00:50:25,696 INFO L413 NwaCegarLoop]: 22 mSDtfsCounter, 18 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 56 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 00:50:25,696 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 56 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 00:50:25,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2023-11-12 00:50:25,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2023-11-12 00:50:25,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 70 states have (on average 1.4) internal successors, (98), 82 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:25,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 98 transitions. [2023-11-12 00:50:25,711 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 98 transitions. Word has length 23 [2023-11-12 00:50:25,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:50:25,713 INFO L495 AbstractCegarLoop]: Abstraction has 83 states and 98 transitions. [2023-11-12 00:50:25,713 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 7.666666666666667) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:25,714 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 98 transitions. [2023-11-12 00:50:25,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-12 00:50:25,715 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:50:25,715 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:50:25,716 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-11-12 00:50:25,716 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2023-11-12 00:50:25,718 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:50:25,718 INFO L85 PathProgramCache]: Analyzing trace with hash 277128312, now seen corresponding path program 1 times [2023-11-12 00:50:25,718 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:50:25,718 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [993560773] [2023-11-12 00:50:25,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:25,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:50:25,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:25,825 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:50:25,825 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:50:25,825 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [993560773] [2023-11-12 00:50:25,825 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [993560773] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 00:50:25,825 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1098960227] [2023-11-12 00:50:25,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:25,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:50:25,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:50:25,827 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:50:25,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-12 00:50:25,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:25,893 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 00:50:25,895 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:50:25,971 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:50:25,971 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:50:26,026 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:50:26,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1098960227] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:50:26,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [458245226] [2023-11-12 00:50:26,030 INFO L159 IcfgInterpreter]: Started Sifa with 20 locations of interest [2023-11-12 00:50:26,030 INFO L166 IcfgInterpreter]: Building call graph [2023-11-12 00:50:26,031 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-11-12 00:50:26,031 INFO L176 IcfgInterpreter]: Starting interpretation [2023-11-12 00:50:26,031 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-11-12 00:50:27,423 INFO L180 IcfgInterpreter]: Interpretation finished [2023-11-12 00:50:29,429 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSifa [458245226] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:50:29,430 INFO L185 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2023-11-12 00:50:29,430 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [6, 6, 6] total 24 [2023-11-12 00:50:29,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787999935] [2023-11-12 00:50:29,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:50:29,431 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-11-12 00:50:29,431 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:50:29,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-12 00:50:29,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=113, Invalid=439, Unknown=0, NotChecked=0, Total=552 [2023-11-12 00:50:29,432 INFO L87 Difference]: Start difference. First operand 83 states and 98 transitions. Second operand has 13 states, 12 states have (on average 1.75) internal successors, (21), 12 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:30,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:50:30,933 INFO L93 Difference]: Finished difference Result 136 states and 160 transitions. [2023-11-12 00:50:30,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-12 00:50:30,940 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 1.75) internal successors, (21), 12 states have internal predecessors, (21), 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) Word has length 24 [2023-11-12 00:50:30,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:50:30,941 INFO L225 Difference]: With dead ends: 136 [2023-11-12 00:50:30,941 INFO L226 Difference]: Without dead ends: 87 [2023-11-12 00:50:30,942 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 45 SyntacticMatches, 9 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 354 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=199, Invalid=671, Unknown=0, NotChecked=0, Total=870 [2023-11-12 00:50:30,943 INFO L413 NwaCegarLoop]: 18 mSDtfsCounter, 70 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 232 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 62 SdHoareTripleChecker+Invalid, 247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 232 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-12 00:50:30,944 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [70 Valid, 62 Invalid, 247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 232 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-12 00:50:30,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2023-11-12 00:50:30,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 74. [2023-11-12 00:50:30,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 61 states have (on average 1.360655737704918) internal successors, (83), 73 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:30,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 83 transitions. [2023-11-12 00:50:30,955 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 83 transitions. Word has length 24 [2023-11-12 00:50:30,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:50:30,955 INFO L495 AbstractCegarLoop]: Abstraction has 74 states and 83 transitions. [2023-11-12 00:50:30,956 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 1.75) internal successors, (21), 12 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:30,956 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 83 transitions. [2023-11-12 00:50:30,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-12 00:50:30,957 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:50:30,957 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:50:30,967 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-12 00:50:31,162 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:50:31,162 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2023-11-12 00:50:31,162 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:50:31,163 INFO L85 PathProgramCache]: Analyzing trace with hash -1895351587, now seen corresponding path program 1 times [2023-11-12 00:50:31,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:50:31,163 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239981784] [2023-11-12 00:50:31,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:31,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:50:31,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:31,260 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-12 00:50:31,260 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:50:31,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1239981784] [2023-11-12 00:50:31,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1239981784] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 00:50:31,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [143608299] [2023-11-12 00:50:31,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:31,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:50:31,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:50:31,263 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:50:31,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-12 00:50:31,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:31,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 00:50:31,341 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:50:31,434 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-12 00:50:31,434 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:50:31,504 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-12 00:50:31,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [143608299] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:50:31,505 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1280152311] [2023-11-12 00:50:31,508 INFO L159 IcfgInterpreter]: Started Sifa with 22 locations of interest [2023-11-12 00:50:31,508 INFO L166 IcfgInterpreter]: Building call graph [2023-11-12 00:50:31,508 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-11-12 00:50:31,508 INFO L176 IcfgInterpreter]: Starting interpretation [2023-11-12 00:50:31,508 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-11-12 00:50:33,482 INFO L180 IcfgInterpreter]: Interpretation finished [2023-11-12 00:50:34,687 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '2733#(and (<= (+ 715827883 |ULTIMATE.start_main_~i~0#1|) 0) (<= 1 |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~j~0#1| 3) (<= |ULTIMATE.start_main_~MINVAL~0#1| |ULTIMATE.start_main_~j~0#1|))' at error location [2023-11-12 00:50:34,687 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2023-11-12 00:50:34,687 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-12 00:50:34,687 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 6, 6] total 12 [2023-11-12 00:50:34,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077221815] [2023-11-12 00:50:34,687 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-12 00:50:34,688 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-12 00:50:34,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:50:34,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-12 00:50:34,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=754, Unknown=0, NotChecked=0, Total=870 [2023-11-12 00:50:34,689 INFO L87 Difference]: Start difference. First operand 74 states and 83 transitions. Second operand has 12 states, 12 states have (on average 6.083333333333333) internal successors, (73), 12 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:35,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:50:35,241 INFO L93 Difference]: Finished difference Result 227 states and 261 transitions. [2023-11-12 00:50:35,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-11-12 00:50:35,242 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.083333333333333) internal successors, (73), 12 states have internal predecessors, (73), 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) Word has length 33 [2023-11-12 00:50:35,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:50:35,243 INFO L225 Difference]: With dead ends: 227 [2023-11-12 00:50:35,243 INFO L226 Difference]: Without dead ends: 161 [2023-11-12 00:50:35,245 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 67 SyntacticMatches, 6 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 712 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=294, Invalid=1962, Unknown=0, NotChecked=0, Total=2256 [2023-11-12 00:50:35,245 INFO L413 NwaCegarLoop]: 17 mSDtfsCounter, 277 mSDsluCounter, 84 mSDsCounter, 0 mSdLazyCounter, 283 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 277 SdHoareTripleChecker+Valid, 101 SdHoareTripleChecker+Invalid, 309 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 283 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-12 00:50:35,246 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [277 Valid, 101 Invalid, 309 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 283 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-12 00:50:35,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2023-11-12 00:50:35,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 112. [2023-11-12 00:50:35,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 99 states have (on average 1.3535353535353536) internal successors, (134), 111 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:35,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 134 transitions. [2023-11-12 00:50:35,262 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 134 transitions. Word has length 33 [2023-11-12 00:50:35,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:50:35,263 INFO L495 AbstractCegarLoop]: Abstraction has 112 states and 134 transitions. [2023-11-12 00:50:35,263 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.083333333333333) internal successors, (73), 12 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:35,263 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 134 transitions. [2023-11-12 00:50:35,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-12 00:50:35,264 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:50:35,264 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:50:35,282 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-12 00:50:35,470 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:50:35,471 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2023-11-12 00:50:35,471 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:50:35,471 INFO L85 PathProgramCache]: Analyzing trace with hash -2070932322, now seen corresponding path program 1 times [2023-11-12 00:50:35,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:50:35,472 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1423013710] [2023-11-12 00:50:35,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:35,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:50:35,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:35,555 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-12 00:50:35,555 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:50:35,555 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1423013710] [2023-11-12 00:50:35,555 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1423013710] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 00:50:35,555 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1272455152] [2023-11-12 00:50:35,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:35,556 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:50:35,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:50:35,557 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:50:35,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-12 00:50:35,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:35,628 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 00:50:35,630 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:50:35,685 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-12 00:50:35,685 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:50:35,755 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-12 00:50:35,755 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1272455152] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:50:35,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [506128910] [2023-11-12 00:50:35,758 INFO L159 IcfgInterpreter]: Started Sifa with 22 locations of interest [2023-11-12 00:50:35,758 INFO L166 IcfgInterpreter]: Building call graph [2023-11-12 00:50:35,759 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-11-12 00:50:35,759 INFO L176 IcfgInterpreter]: Starting interpretation [2023-11-12 00:50:35,759 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-11-12 00:50:37,436 INFO L180 IcfgInterpreter]: Interpretation finished [2023-11-12 00:50:38,445 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '3425#(and (<= 715827883 |ULTIMATE.start_main_~i~0#1|) (<= 1 |ULTIMATE.start_main_~j~0#1|) (<= |ULTIMATE.start_main_~j~0#1| 3) (<= |ULTIMATE.start_main_~MINVAL~0#1| |ULTIMATE.start_main_~j~0#1|))' at error location [2023-11-12 00:50:38,445 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2023-11-12 00:50:38,446 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-12 00:50:38,446 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 9 [2023-11-12 00:50:38,446 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35054224] [2023-11-12 00:50:38,446 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-12 00:50:38,447 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-12 00:50:38,447 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:50:38,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-12 00:50:38,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=646, Unknown=0, NotChecked=0, Total=756 [2023-11-12 00:50:38,453 INFO L87 Difference]: Start difference. First operand 112 states and 134 transitions. Second operand has 10 states, 9 states have (on average 8.777777777777779) internal successors, (79), 10 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:38,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:50:38,643 INFO L93 Difference]: Finished difference Result 131 states and 150 transitions. [2023-11-12 00:50:38,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-12 00:50:38,644 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 8.777777777777779) internal successors, (79), 10 states have internal predecessors, (79), 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) Word has length 43 [2023-11-12 00:50:38,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:50:38,645 INFO L225 Difference]: With dead ends: 131 [2023-11-12 00:50:38,645 INFO L226 Difference]: Without dead ends: 128 [2023-11-12 00:50:38,646 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 100 SyntacticMatches, 5 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 384 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=143, Invalid=849, Unknown=0, NotChecked=0, Total=992 [2023-11-12 00:50:38,646 INFO L413 NwaCegarLoop]: 17 mSDtfsCounter, 61 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 74 SdHoareTripleChecker+Invalid, 144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-12 00:50:38,647 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 74 Invalid, 144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-12 00:50:38,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2023-11-12 00:50:38,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 120. [2023-11-12 00:50:38,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 108 states have (on average 1.3055555555555556) internal successors, (141), 119 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:38,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 141 transitions. [2023-11-12 00:50:38,665 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 141 transitions. Word has length 43 [2023-11-12 00:50:38,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:50:38,665 INFO L495 AbstractCegarLoop]: Abstraction has 120 states and 141 transitions. [2023-11-12 00:50:38,666 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 8.777777777777779) internal successors, (79), 10 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:38,666 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 141 transitions. [2023-11-12 00:50:38,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-12 00:50:38,667 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:50:38,667 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:50:38,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-12 00:50:38,872 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:50:38,872 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2023-11-12 00:50:38,873 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:50:38,873 INFO L85 PathProgramCache]: Analyzing trace with hash 225607534, now seen corresponding path program 1 times [2023-11-12 00:50:38,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:50:38,873 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693080926] [2023-11-12 00:50:38,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:38,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:50:38,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:39,032 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-12 00:50:39,032 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:50:39,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693080926] [2023-11-12 00:50:39,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1693080926] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 00:50:39,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1354301989] [2023-11-12 00:50:39,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:39,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:50:39,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:50:39,034 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:50:39,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-12 00:50:39,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:39,107 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 00:50:39,109 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:50:39,209 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-12 00:50:39,209 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:50:39,210 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1354301989] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:50:39,210 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-12 00:50:39,210 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 8 [2023-11-12 00:50:39,210 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103245166] [2023-11-12 00:50:39,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:50:39,210 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-12 00:50:39,211 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:50:39,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-12 00:50:39,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2023-11-12 00:50:39,211 INFO L87 Difference]: Start difference. First operand 120 states and 141 transitions. Second operand has 6 states, 5 states have (on average 6.2) internal successors, (31), 6 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:39,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:50:39,390 INFO L93 Difference]: Finished difference Result 123 states and 142 transitions. [2023-11-12 00:50:39,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-12 00:50:39,391 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 6.2) internal successors, (31), 6 states have internal predecessors, (31), 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) Word has length 44 [2023-11-12 00:50:39,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:50:39,392 INFO L225 Difference]: With dead ends: 123 [2023-11-12 00:50:39,392 INFO L226 Difference]: Without dead ends: 119 [2023-11-12 00:50:39,392 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2023-11-12 00:50:39,393 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 44 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 116 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 64 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 116 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-12 00:50:39,393 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 64 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 116 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-12 00:50:39,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2023-11-12 00:50:39,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 117. [2023-11-12 00:50:39,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 108 states have (on average 1.2314814814814814) internal successors, (133), 116 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:39,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 133 transitions. [2023-11-12 00:50:39,427 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 133 transitions. Word has length 44 [2023-11-12 00:50:39,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:50:39,427 INFO L495 AbstractCegarLoop]: Abstraction has 117 states and 133 transitions. [2023-11-12 00:50:39,427 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 6.2) internal successors, (31), 6 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:39,427 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 133 transitions. [2023-11-12 00:50:39,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-12 00:50:39,436 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:50:39,437 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:50:39,449 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-12 00:50:39,643 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2023-11-12 00:50:39,643 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2023-11-12 00:50:39,644 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:50:39,644 INFO L85 PathProgramCache]: Analyzing trace with hash 2130101303, now seen corresponding path program 1 times [2023-11-12 00:50:39,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:50:39,644 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [678501474] [2023-11-12 00:50:39,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:39,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:50:39,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:39,770 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-12 00:50:39,771 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:50:39,771 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [678501474] [2023-11-12 00:50:39,771 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [678501474] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 00:50:39,771 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1296892847] [2023-11-12 00:50:39,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:39,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:50:39,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:50:39,773 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:50:39,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-12 00:50:39,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:39,846 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 00:50:39,848 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:50:39,870 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-12 00:50:39,870 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:50:39,870 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1296892847] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:50:39,870 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-12 00:50:39,871 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2023-11-12 00:50:39,871 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72305004] [2023-11-12 00:50:39,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:50:39,871 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-12 00:50:39,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:50:39,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-12 00:50:39,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-11-12 00:50:39,872 INFO L87 Difference]: Start difference. First operand 117 states and 133 transitions. Second operand has 6 states, 5 states have (on average 6.0) internal successors, (30), 6 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:39,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:50:39,964 INFO L93 Difference]: Finished difference Result 117 states and 133 transitions. [2023-11-12 00:50:39,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-12 00:50:39,964 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 6.0) internal successors, (30), 6 states have internal predecessors, (30), 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) Word has length 45 [2023-11-12 00:50:39,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:50:39,966 INFO L225 Difference]: With dead ends: 117 [2023-11-12 00:50:39,966 INFO L226 Difference]: Without dead ends: 116 [2023-11-12 00:50:39,967 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2023-11-12 00:50:39,967 INFO L413 NwaCegarLoop]: 20 mSDtfsCounter, 46 mSDsluCounter, 51 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 71 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-12 00:50:39,968 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 71 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-12 00:50:39,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2023-11-12 00:50:39,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2023-11-12 00:50:39,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 108 states have (on average 1.2222222222222223) internal successors, (132), 115 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:39,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 132 transitions. [2023-11-12 00:50:39,987 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 132 transitions. Word has length 45 [2023-11-12 00:50:39,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:50:39,988 INFO L495 AbstractCegarLoop]: Abstraction has 116 states and 132 transitions. [2023-11-12 00:50:39,988 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 6.0) internal successors, (30), 6 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:39,988 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 132 transitions. [2023-11-12 00:50:39,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-12 00:50:39,989 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:50:39,989 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:50:39,999 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-12 00:50:40,194 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2023-11-12 00:50:40,195 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2023-11-12 00:50:40,195 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:50:40,195 INFO L85 PathProgramCache]: Analyzing trace with hash -1596100960, now seen corresponding path program 1 times [2023-11-12 00:50:40,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:50:40,195 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553873372] [2023-11-12 00:50:40,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:40,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:50:40,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:40,255 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-12 00:50:40,256 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:50:40,256 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553873372] [2023-11-12 00:50:40,256 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1553873372] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:50:40,256 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:50:40,256 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:50:40,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283536104] [2023-11-12 00:50:40,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:50:40,257 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 00:50:40,257 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:50:40,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 00:50:40,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-12 00:50:40,258 INFO L87 Difference]: Start difference. First operand 116 states and 132 transitions. Second operand has 4 states, 3 states have (on average 10.0) internal successors, (30), 4 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:40,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:50:40,311 INFO L93 Difference]: Finished difference Result 117 states and 132 transitions. [2023-11-12 00:50:40,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 00:50:40,311 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 10.0) internal successors, (30), 4 states have internal predecessors, (30), 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) Word has length 45 [2023-11-12 00:50:40,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:50:40,312 INFO L225 Difference]: With dead ends: 117 [2023-11-12 00:50:40,312 INFO L226 Difference]: Without dead ends: 116 [2023-11-12 00:50:40,313 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-12 00:50:40,313 INFO L413 NwaCegarLoop]: 27 mSDtfsCounter, 7 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 43 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 00:50:40,314 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 43 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 00:50:40,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2023-11-12 00:50:40,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2023-11-12 00:50:40,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 108 states have (on average 1.2037037037037037) internal successors, (130), 115 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:40,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 130 transitions. [2023-11-12 00:50:40,332 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 130 transitions. Word has length 45 [2023-11-12 00:50:40,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:50:40,332 INFO L495 AbstractCegarLoop]: Abstraction has 116 states and 130 transitions. [2023-11-12 00:50:40,332 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 10.0) internal successors, (30), 4 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:40,332 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 130 transitions. [2023-11-12 00:50:40,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-12 00:50:40,333 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:50:40,333 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:50:40,333 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-11-12 00:50:40,334 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2023-11-12 00:50:40,334 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:50:40,334 INFO L85 PathProgramCache]: Analyzing trace with hash 1608631091, now seen corresponding path program 1 times [2023-11-12 00:50:40,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:50:40,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [529626069] [2023-11-12 00:50:40,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:40,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:50:40,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:40,458 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-12 00:50:40,459 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:50:40,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [529626069] [2023-11-12 00:50:40,459 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [529626069] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 00:50:40,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [105749350] [2023-11-12 00:50:40,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:40,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:50:40,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:50:40,461 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:50:40,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-12 00:50:40,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:40,550 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 00:50:40,556 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:50:40,575 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-12 00:50:40,576 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:50:40,609 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-12 00:50:40,609 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [105749350] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:50:40,609 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [142924595] [2023-11-12 00:50:40,615 INFO L159 IcfgInterpreter]: Started Sifa with 26 locations of interest [2023-11-12 00:50:40,615 INFO L166 IcfgInterpreter]: Building call graph [2023-11-12 00:50:40,615 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-11-12 00:50:40,615 INFO L176 IcfgInterpreter]: Starting interpretation [2023-11-12 00:50:40,616 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-11-12 00:50:42,722 INFO L180 IcfgInterpreter]: Interpretation finished [2023-11-12 00:50:44,417 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '5116#(and (<= 1 |#StackHeapBarrier|) (<= 2 ~CELLCOUNT~0) (= 2 |ULTIMATE.start_main_~MINVAL~0#1|) (<= 2147483647 |ULTIMATE.start_main_#t~post7#1|) (<= ~CELLCOUNT~0 2147483647) (= |ULTIMATE.start_main_~#volArray~0#1.offset| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) (<= 2 |ULTIMATE.start_main_~#volArray~0#1.base|))' at error location [2023-11-12 00:50:44,417 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2023-11-12 00:50:44,417 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-12 00:50:44,417 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 11 [2023-11-12 00:50:44,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1262294294] [2023-11-12 00:50:44,417 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-12 00:50:44,418 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-12 00:50:44,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:50:44,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-12 00:50:44,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=136, Invalid=986, Unknown=0, NotChecked=0, Total=1122 [2023-11-12 00:50:44,419 INFO L87 Difference]: Start difference. First operand 116 states and 130 transitions. Second operand has 12 states, 11 states have (on average 3.8181818181818183) internal successors, (42), 12 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:44,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:50:44,607 INFO L93 Difference]: Finished difference Result 126 states and 142 transitions. [2023-11-12 00:50:44,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-12 00:50:44,607 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 3.8181818181818183) internal successors, (42), 12 states have internal predecessors, (42), 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) Word has length 46 [2023-11-12 00:50:44,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:50:44,609 INFO L225 Difference]: With dead ends: 126 [2023-11-12 00:50:44,609 INFO L226 Difference]: Without dead ends: 125 [2023-11-12 00:50:44,610 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 104 SyntacticMatches, 5 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 549 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=173, Invalid=1233, Unknown=0, NotChecked=0, Total=1406 [2023-11-12 00:50:44,611 INFO L413 NwaCegarLoop]: 17 mSDtfsCounter, 52 mSDsluCounter, 66 mSDsCounter, 0 mSdLazyCounter, 120 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 83 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 120 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-12 00:50:44,611 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 83 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-12 00:50:44,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2023-11-12 00:50:44,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2023-11-12 00:50:44,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 117 states have (on average 1.188034188034188) internal successors, (139), 124 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:44,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 139 transitions. [2023-11-12 00:50:44,634 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 139 transitions. Word has length 46 [2023-11-12 00:50:44,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:50:44,635 INFO L495 AbstractCegarLoop]: Abstraction has 125 states and 139 transitions. [2023-11-12 00:50:44,635 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 3.8181818181818183) internal successors, (42), 12 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:44,635 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 139 transitions. [2023-11-12 00:50:44,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-12 00:50:44,636 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:50:44,636 INFO L195 NwaCegarLoop]: trace histogram [5, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:50:44,649 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-12 00:50:44,844 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:50:44,844 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2023-11-12 00:50:44,845 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:50:44,845 INFO L85 PathProgramCache]: Analyzing trace with hash -1300989173, now seen corresponding path program 2 times [2023-11-12 00:50:44,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:50:44,845 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [641597088] [2023-11-12 00:50:44,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:44,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:50:44,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:45,006 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 37 proven. 5 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-12 00:50:45,006 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:50:45,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [641597088] [2023-11-12 00:50:45,006 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [641597088] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 00:50:45,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1938893944] [2023-11-12 00:50:45,007 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-12 00:50:45,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:50:45,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:50:45,008 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:50:45,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-12 00:50:45,083 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2023-11-12 00:50:45,083 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-12 00:50:45,084 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-12 00:50:45,091 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:50:45,234 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-12 00:50:45,234 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:50:45,235 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1938893944] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:50:45,235 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-12 00:50:45,235 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [5] total 11 [2023-11-12 00:50:45,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [193865822] [2023-11-12 00:50:45,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:50:45,236 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-12 00:50:45,236 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:50:45,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-12 00:50:45,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2023-11-12 00:50:45,237 INFO L87 Difference]: Start difference. First operand 125 states and 139 transitions. Second operand has 8 states, 7 states have (on average 5.714285714285714) internal successors, (40), 8 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:45,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:50:45,405 INFO L93 Difference]: Finished difference Result 126 states and 140 transitions. [2023-11-12 00:50:45,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-12 00:50:45,405 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 5.714285714285714) internal successors, (40), 8 states have internal predecessors, (40), 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) Word has length 53 [2023-11-12 00:50:45,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:50:45,406 INFO L225 Difference]: With dead ends: 126 [2023-11-12 00:50:45,407 INFO L226 Difference]: Without dead ends: 123 [2023-11-12 00:50:45,407 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2023-11-12 00:50:45,408 INFO L413 NwaCegarLoop]: 18 mSDtfsCounter, 48 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 161 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 54 SdHoareTripleChecker+Invalid, 165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 161 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-12 00:50:45,409 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 54 Invalid, 165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 161 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-12 00:50:45,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2023-11-12 00:50:45,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 122. [2023-11-12 00:50:45,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 117 states have (on average 1.1367521367521367) internal successors, (133), 121 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:45,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 133 transitions. [2023-11-12 00:50:45,451 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 133 transitions. Word has length 53 [2023-11-12 00:50:45,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:50:45,451 INFO L495 AbstractCegarLoop]: Abstraction has 122 states and 133 transitions. [2023-11-12 00:50:45,452 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 5.714285714285714) internal successors, (40), 8 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:45,452 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 133 transitions. [2023-11-12 00:50:45,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-12 00:50:45,452 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:50:45,453 INFO L195 NwaCegarLoop]: trace histogram [5, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:50:45,464 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-11-12 00:50:45,659 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:50:45,659 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2023-11-12 00:50:45,659 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:50:45,659 INFO L85 PathProgramCache]: Analyzing trace with hash -1675958621, now seen corresponding path program 2 times [2023-11-12 00:50:45,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:50:45,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843894955] [2023-11-12 00:50:45,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:45,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:50:45,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:45,716 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 32 proven. 2 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-12 00:50:45,716 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:50:45,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [843894955] [2023-11-12 00:50:45,717 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [843894955] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 00:50:45,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [769026698] [2023-11-12 00:50:45,717 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-12 00:50:45,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:50:45,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:50:45,718 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:50:45,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-12 00:50:45,798 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2023-11-12 00:50:45,798 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-12 00:50:45,799 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 00:50:45,801 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:50:45,883 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2023-11-12 00:50:45,884 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:50:45,987 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2023-11-12 00:50:45,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [769026698] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:50:45,988 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1195836304] [2023-11-12 00:50:45,992 INFO L159 IcfgInterpreter]: Started Sifa with 22 locations of interest [2023-11-12 00:50:45,993 INFO L166 IcfgInterpreter]: Building call graph [2023-11-12 00:50:45,993 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-11-12 00:50:45,994 INFO L176 IcfgInterpreter]: Starting interpretation [2023-11-12 00:50:45,994 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-11-12 00:50:47,762 INFO L180 IcfgInterpreter]: Interpretation finished [2023-11-12 00:50:48,814 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSifa [1195836304] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:50:48,814 INFO L185 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2023-11-12 00:50:48,814 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [3, 4, 4] total 26 [2023-11-12 00:50:48,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1220845746] [2023-11-12 00:50:48,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:50:48,815 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2023-11-12 00:50:48,815 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:50:48,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2023-11-12 00:50:48,816 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=136, Invalid=566, Unknown=0, NotChecked=0, Total=702 [2023-11-12 00:50:48,816 INFO L87 Difference]: Start difference. First operand 122 states and 133 transitions. Second operand has 19 states, 18 states have (on average 1.3333333333333333) internal successors, (24), 18 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:50,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:50:50,652 INFO L93 Difference]: Finished difference Result 186 states and 206 transitions. [2023-11-12 00:50:50,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-11-12 00:50:50,653 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 18 states have (on average 1.3333333333333333) internal successors, (24), 18 states have internal predecessors, (24), 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) Word has length 54 [2023-11-12 00:50:50,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:50:50,656 INFO L225 Difference]: With dead ends: 186 [2023-11-12 00:50:50,657 INFO L226 Difference]: Without dead ends: 127 [2023-11-12 00:50:50,657 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 132 SyntacticMatches, 6 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 385 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=319, Invalid=1163, Unknown=0, NotChecked=0, Total=1482 [2023-11-12 00:50:50,659 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 96 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 209 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 96 SdHoareTripleChecker+Valid, 20 SdHoareTripleChecker+Invalid, 229 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 209 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-12 00:50:50,659 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [96 Valid, 20 Invalid, 229 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 209 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-12 00:50:50,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2023-11-12 00:50:50,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 120. [2023-11-12 00:50:50,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 118 states have (on average 1.0847457627118644) internal successors, (128), 119 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:50,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 128 transitions. [2023-11-12 00:50:50,682 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 128 transitions. Word has length 54 [2023-11-12 00:50:50,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:50:50,683 INFO L495 AbstractCegarLoop]: Abstraction has 120 states and 128 transitions. [2023-11-12 00:50:50,683 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 1.3333333333333333) internal successors, (24), 18 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:50,683 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 128 transitions. [2023-11-12 00:50:50,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-12 00:50:50,684 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:50:50,684 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:50:50,694 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-11-12 00:50:50,890 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:50:50,890 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2023-11-12 00:50:50,890 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:50:50,890 INFO L85 PathProgramCache]: Analyzing trace with hash -298857484, now seen corresponding path program 2 times [2023-11-12 00:50:50,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:50:50,890 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [985896320] [2023-11-12 00:50:50,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:50,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:50:50,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:51,563 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 20 proven. 13 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-12 00:50:51,563 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:50:51,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [985896320] [2023-11-12 00:50:51,564 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [985896320] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 00:50:51,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1342225954] [2023-11-12 00:50:51,564 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-12 00:50:51,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:50:51,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:50:51,565 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:50:51,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-12 00:50:51,642 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2023-11-12 00:50:51,642 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-12 00:50:51,643 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 00:50:51,649 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:50:51,743 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2023-11-12 00:50:51,743 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:50:51,829 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2023-11-12 00:50:51,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1342225954] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 00:50:51,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1649194765] [2023-11-12 00:50:51,834 INFO L159 IcfgInterpreter]: Started Sifa with 26 locations of interest [2023-11-12 00:50:51,834 INFO L166 IcfgInterpreter]: Building call graph [2023-11-12 00:50:51,834 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-11-12 00:50:51,835 INFO L176 IcfgInterpreter]: Starting interpretation [2023-11-12 00:50:51,835 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-11-12 00:50:54,013 INFO L180 IcfgInterpreter]: Interpretation finished [2023-11-12 00:50:56,089 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '6971#(and (<= 1 |#StackHeapBarrier|) (<= 2 ~CELLCOUNT~0) (= 2 |ULTIMATE.start_main_~MINVAL~0#1|) (<= 2147483647 |ULTIMATE.start_main_#t~post7#1|) (<= ~CELLCOUNT~0 2147483647) (= |ULTIMATE.start_main_~#volArray~0#1.offset| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) (<= 2 |ULTIMATE.start_main_~#volArray~0#1.base|))' at error location [2023-11-12 00:50:56,089 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2023-11-12 00:50:56,089 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-12 00:50:56,089 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 2, 2] total 18 [2023-11-12 00:50:56,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1159719787] [2023-11-12 00:50:56,090 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-12 00:50:56,090 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2023-11-12 00:50:56,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:50:56,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-11-12 00:50:56,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=159, Invalid=1401, Unknown=0, NotChecked=0, Total=1560 [2023-11-12 00:50:56,092 INFO L87 Difference]: Start difference. First operand 120 states and 128 transitions. Second operand has 18 states, 18 states have (on average 4.055555555555555) internal successors, (73), 18 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:56,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:50:56,730 INFO L93 Difference]: Finished difference Result 136 states and 145 transitions. [2023-11-12 00:50:56,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-11-12 00:50:56,731 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 4.055555555555555) internal successors, (73), 18 states have internal predecessors, (73), 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) Word has length 55 [2023-11-12 00:50:56,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:50:56,732 INFO L225 Difference]: With dead ends: 136 [2023-11-12 00:50:56,732 INFO L226 Difference]: Without dead ends: 103 [2023-11-12 00:50:56,733 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 136 SyntacticMatches, 6 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 797 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=298, Invalid=2458, Unknown=0, NotChecked=0, Total=2756 [2023-11-12 00:50:56,734 INFO L413 NwaCegarLoop]: 8 mSDtfsCounter, 117 mSDsluCounter, 84 mSDsCounter, 0 mSdLazyCounter, 307 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 92 SdHoareTripleChecker+Invalid, 312 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 307 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-12 00:50:56,734 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [117 Valid, 92 Invalid, 312 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 307 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-12 00:50:56,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2023-11-12 00:50:56,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2023-11-12 00:50:56,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 102 states have (on average 1.0686274509803921) internal successors, (109), 102 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:56,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 109 transitions. [2023-11-12 00:50:56,754 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 109 transitions. Word has length 55 [2023-11-12 00:50:56,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:50:56,754 INFO L495 AbstractCegarLoop]: Abstraction has 103 states and 109 transitions. [2023-11-12 00:50:56,754 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 4.055555555555555) internal successors, (73), 18 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:56,754 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 109 transitions. [2023-11-12 00:50:56,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-11-12 00:50:56,755 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:50:56,756 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 6, 6, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1] [2023-11-12 00:50:56,769 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-11-12 00:50:56,961 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:50:56,961 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2023-11-12 00:50:56,962 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:50:56,962 INFO L85 PathProgramCache]: Analyzing trace with hash -1360403360, now seen corresponding path program 1 times [2023-11-12 00:50:56,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:50:56,962 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109547744] [2023-11-12 00:50:56,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:50:56,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:50:56,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:50:57,048 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2023-11-12 00:50:57,048 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:50:57,048 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109547744] [2023-11-12 00:50:57,048 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [109547744] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:50:57,048 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:50:57,049 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:50:57,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [658963257] [2023-11-12 00:50:57,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:50:57,049 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 00:50:57,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:50:57,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 00:50:57,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 00:50:57,050 INFO L87 Difference]: Start difference. First operand 103 states and 109 transitions. Second operand has 4 states, 3 states have (on average 13.666666666666666) internal successors, (41), 4 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:57,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:50:57,097 INFO L93 Difference]: Finished difference Result 103 states and 109 transitions. [2023-11-12 00:50:57,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 00:50:57,098 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 13.666666666666666) internal successors, (41), 4 states have internal predecessors, (41), 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) Word has length 102 [2023-11-12 00:50:57,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:50:57,098 INFO L225 Difference]: With dead ends: 103 [2023-11-12 00:50:57,098 INFO L226 Difference]: Without dead ends: 0 [2023-11-12 00:50:57,099 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-12 00:50:57,100 INFO L413 NwaCegarLoop]: 9 mSDtfsCounter, 5 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 22 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 00:50:57,100 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 22 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 00:50:57,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-12 00:50:57,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-12 00:50:57,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:57,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-12 00:50:57,102 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 102 [2023-11-12 00:50:57,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:50:57,102 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-12 00:50:57,102 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 13.666666666666666) internal successors, (41), 4 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 00:50:57,102 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-12 00:50:57,102 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-12 00:50:57,105 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 16 remaining) [2023-11-12 00:50:57,106 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 16 remaining) [2023-11-12 00:50:57,106 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 16 remaining) [2023-11-12 00:50:57,106 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 16 remaining) [2023-11-12 00:50:57,107 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 16 remaining) [2023-11-12 00:50:57,107 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 16 remaining) [2023-11-12 00:50:57,107 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 16 remaining) [2023-11-12 00:50:57,107 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 16 remaining) [2023-11-12 00:50:57,107 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 16 remaining) [2023-11-12 00:50:57,109 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 16 remaining) [2023-11-12 00:50:57,110 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 16 remaining) [2023-11-12 00:50:57,110 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 16 remaining) [2023-11-12 00:50:57,110 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 16 remaining) [2023-11-12 00:50:57,110 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 16 remaining) [2023-11-12 00:50:57,110 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 16 remaining) [2023-11-12 00:50:57,111 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 16 remaining) [2023-11-12 00:50:57,111 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2023-11-12 00:50:57,113 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-12 00:50:59,841 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 33) no Hoare annotation was computed. [2023-11-12 00:50:59,841 INFO L899 garLoopResultBuilder]: For program point L27-1(line 27) no Hoare annotation was computed. [2023-11-12 00:50:59,841 INFO L899 garLoopResultBuilder]: For program point L27-2(lines 27 40) no Hoare annotation was computed. [2023-11-12 00:50:59,841 INFO L899 garLoopResultBuilder]: For program point L27-5(line 27) no Hoare annotation was computed. [2023-11-12 00:50:59,841 INFO L899 garLoopResultBuilder]: For program point L27-6(line 27) no Hoare annotation was computed. [2023-11-12 00:50:59,842 INFO L895 garLoopResultBuilder]: At program point L27-7(lines 27 40) the Hoare annotation is: (let ((.cse16 (select |#memory_int| 1)) (.cse15 (select |#memory_int| 2))) (let ((.cse0 (<= 1 |#StackHeapBarrier|)) (.cse1 (= (select .cse15 5) 0)) (.cse2 (= 114 (select .cse15 1))) (.cse3 (exists ((|v_#valid_15| (Array Int Int))) (and (= |#valid| (store |v_#valid_15| |ULTIMATE.start_main_~#volArray~0#1.base| 1)) (= (select |v_#valid_15| |ULTIMATE.start_main_~#volArray~0#1.base|) 0) (= (select |v_#valid_15| 1) 1) (= (select |v_#valid_15| 2) 1) (= (select |v_#valid_15| 0) 0) (= (select |v_#valid_15| 3) 1)))) (.cse4 (= 2 |ULTIMATE.start_main_~MINVAL~0#1|)) (.cse5 (<= ~CELLCOUNT~0 2147483647)) (.cse6 (= |ULTIMATE.start_main_~#volArray~0#1.offset| 0)) (.cse7 (= 51 (select .cse15 2))) (.cse8 (= (select .cse15 4) 99)) (.cse9 (= (select .cse15 0) 110)) (.cse10 (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#volArray~0#1.base|)) (.cse11 (= (select .cse16 0) 48)) (.cse12 (exists ((|v_#length_9| (Array Int Int))) (and (= (select |v_#length_9| 1) 2) (= |#length| (store |v_#length_9| |ULTIMATE.start_main_~#volArray~0#1.base| (* (mod ~CELLCOUNT~0 1073741824) 4))) (= (select |v_#length_9| 2) 6) (= (select |v_#length_9| 3) 12)))) (.cse13 (= (select .cse16 1) 0)) (.cse14 (= 46 (select .cse15 3)))) (or (and .cse0 .cse1 .cse2 (<= 2 ~CELLCOUNT~0) (= (mod ~CELLCOUNT~0 3) 0) (= |ULTIMATE.start_main_~i~0#1| 1) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14) (and (= ~CELLCOUNT~0 (* (div ~CELLCOUNT~0 3) 3)) (<= 0 (+ |ULTIMATE.start_main_~j~0#1| 2147483648)) .cse0 .cse1 (<= |ULTIMATE.start_main_~i~0#1| 2147483647) .cse2 .cse3 .cse4 .cse5 .cse6 (< 1 ~CELLCOUNT~0) .cse7 (<= 2 |ULTIMATE.start_main_~i~0#1|) .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (<= |ULTIMATE.start_main_~j~0#1| 0))))) [2023-11-12 00:50:59,842 INFO L899 garLoopResultBuilder]: For program point L27-8(lines 27 40) no Hoare annotation was computed. [2023-11-12 00:50:59,843 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW(line 42) no Hoare annotation was computed. [2023-11-12 00:50:59,843 INFO L899 garLoopResultBuilder]: For program point main_returnLabel#1(lines 13 48) no Hoare annotation was computed. [2023-11-12 00:50:59,843 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 37) no Hoare annotation was computed. [2023-11-12 00:50:59,843 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 27) no Hoare annotation was computed. [2023-11-12 00:50:59,843 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW(line 37) no Hoare annotation was computed. [2023-11-12 00:50:59,844 INFO L899 garLoopResultBuilder]: For program point L37(line 37) no Hoare annotation was computed. [2023-11-12 00:50:59,844 INFO L899 garLoopResultBuilder]: For program point L37-1(line 37) no Hoare annotation was computed. [2023-11-12 00:50:59,844 INFO L899 garLoopResultBuilder]: For program point L37-2(line 37) no Hoare annotation was computed. [2023-11-12 00:50:59,844 INFO L899 garLoopResultBuilder]: For program point L37-3(line 37) no Hoare annotation was computed. [2023-11-12 00:50:59,844 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 27) no Hoare annotation was computed. [2023-11-12 00:50:59,844 INFO L899 garLoopResultBuilder]: For program point L29-2(lines 29 39) no Hoare annotation was computed. [2023-11-12 00:50:59,844 INFO L899 garLoopResultBuilder]: For program point L29-3(line 29) no Hoare annotation was computed. [2023-11-12 00:50:59,845 INFO L899 garLoopResultBuilder]: For program point L29-4(line 29) no Hoare annotation was computed. [2023-11-12 00:50:59,845 INFO L895 garLoopResultBuilder]: At program point L29-5(lines 29 39) the Hoare annotation is: (let ((.cse22 (select |#memory_int| 1)) (.cse21 (select |#memory_int| 2))) (let ((.cse1 (<= 0 (+ |ULTIMATE.start_main_~j~0#1| 2147483648))) (.cse0 (= ~CELLCOUNT~0 (* (div ~CELLCOUNT~0 3) 3))) (.cse2 (<= 1 |#StackHeapBarrier|)) (.cse3 (= (select .cse21 5) 0)) (.cse4 (= 114 (select .cse21 1))) (.cse5 (<= 2 ~CELLCOUNT~0)) (.cse6 (exists ((|v_#valid_15| (Array Int Int))) (and (= |#valid| (store |v_#valid_15| |ULTIMATE.start_main_~#volArray~0#1.base| 1)) (= (select |v_#valid_15| |ULTIMATE.start_main_~#volArray~0#1.base|) 0) (= (select |v_#valid_15| 1) 1) (= (select |v_#valid_15| 2) 1) (= (select |v_#valid_15| 0) 0) (= (select |v_#valid_15| 3) 1)))) (.cse7 (= 2 |ULTIMATE.start_main_~MINVAL~0#1|)) (.cse8 (<= ~CELLCOUNT~0 2147483647)) (.cse9 (= |ULTIMATE.start_main_~#volArray~0#1.offset| 0)) (.cse20 (= 3 |ULTIMATE.start_main_~j~0#1|)) (.cse10 (= 51 (select .cse21 2))) (.cse11 (<= 2 |ULTIMATE.start_main_~i~0#1|)) (.cse12 (= (select .cse21 4) 99)) (.cse13 (= (select .cse21 0) 110)) (.cse14 (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#volArray~0#1.base|)) (.cse15 (= (select .cse22 0) 48)) (.cse16 (exists ((|v_#length_9| (Array Int Int))) (and (= (select |v_#length_9| 1) 2) (= |#length| (store |v_#length_9| |ULTIMATE.start_main_~#volArray~0#1.base| (* (mod ~CELLCOUNT~0 1073741824) 4))) (= (select |v_#length_9| 2) 6) (= (select |v_#length_9| 3) 12)))) (.cse17 (<= |ULTIMATE.start_main_~i~0#1| 715827882)) (.cse18 (= (select .cse22 1) 0)) (.cse19 (= 46 (select .cse21 3)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 (<= |ULTIMATE.start_main_~j~0#1| 2) .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19) (and .cse1 .cse2 .cse3 .cse4 .cse5 (= (mod ~CELLCOUNT~0 3) 0) (= |ULTIMATE.start_main_~i~0#1| 1) .cse6 .cse7 .cse8 .cse9 .cse10 .cse12 .cse13 .cse14 .cse15 .cse16 (or (< |ULTIMATE.start_main_~j~0#1| 3) .cse20) .cse18 .cse19) (and .cse0 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse20 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19)))) [2023-11-12 00:50:59,846 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW(line 37) no Hoare annotation was computed. [2023-11-12 00:50:59,846 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-12 00:50:59,846 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-12 00:50:59,846 INFO L899 garLoopResultBuilder]: For program point L31(lines 31 38) no Hoare annotation was computed. [2023-11-12 00:50:59,846 INFO L899 garLoopResultBuilder]: For program point L23(line 23) no Hoare annotation was computed. [2023-11-12 00:50:59,846 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW(line 29) no Hoare annotation was computed. [2023-11-12 00:50:59,847 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 33) no Hoare annotation was computed. [2023-11-12 00:50:59,847 INFO L899 garLoopResultBuilder]: For program point L16(lines 16 46) no Hoare annotation was computed. [2023-11-12 00:50:59,847 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW(line 27) no Hoare annotation was computed. [2023-11-12 00:50:59,847 INFO L899 garLoopResultBuilder]: For program point L16-2(lines 16 46) no Hoare annotation was computed. [2023-11-12 00:50:59,847 INFO L899 garLoopResultBuilder]: For program point L33(line 33) no Hoare annotation was computed. [2023-11-12 00:50:59,847 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-12 00:50:59,847 INFO L899 garLoopResultBuilder]: For program point L33-1(line 33) no Hoare annotation was computed. [2023-11-12 00:50:59,848 INFO L899 garLoopResultBuilder]: For program point L33-2(line 33) no Hoare annotation was computed. [2023-11-12 00:50:59,848 INFO L899 garLoopResultBuilder]: For program point L33-3(line 33) no Hoare annotation was computed. [2023-11-12 00:50:59,848 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 33) no Hoare annotation was computed. [2023-11-12 00:50:59,848 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW(line 27) no Hoare annotation was computed. [2023-11-12 00:50:59,848 INFO L899 garLoopResultBuilder]: For program point L42-3(line 42) no Hoare annotation was computed. [2023-11-12 00:50:59,848 INFO L899 garLoopResultBuilder]: For program point L42-4(line 42) no Hoare annotation was computed. [2023-11-12 00:50:59,849 INFO L895 garLoopResultBuilder]: At program point L42-5(lines 42 45) the Hoare annotation is: (let ((.cse20 (select |#memory_int| 1)) (.cse19 (select |#memory_int| 2))) (let ((.cse0 (= ~CELLCOUNT~0 (* (div ~CELLCOUNT~0 3) 3))) (.cse1 (<= 0 (+ |ULTIMATE.start_main_~j~0#1| 2147483648))) (.cse2 (<= 1 |#StackHeapBarrier|)) (.cse3 (= (select .cse19 5) 0)) (.cse4 (= 114 (select .cse19 1))) (.cse5 (<= 2 ~CELLCOUNT~0)) (.cse6 (<= |ULTIMATE.start_main_~j~0#1| 3)) (.cse7 (exists ((|v_#valid_15| (Array Int Int))) (and (= |#valid| (store |v_#valid_15| |ULTIMATE.start_main_~#volArray~0#1.base| 1)) (= (select |v_#valid_15| |ULTIMATE.start_main_~#volArray~0#1.base|) 0) (= (select |v_#valid_15| 1) 1) (= (select |v_#valid_15| 2) 1) (= (select |v_#valid_15| 0) 0) (= (select |v_#valid_15| 3) 1)))) (.cse8 (= 2 |ULTIMATE.start_main_~MINVAL~0#1|)) (.cse9 (<= ~CELLCOUNT~0 2147483647)) (.cse10 (= |ULTIMATE.start_main_~#volArray~0#1.offset| 0)) (.cse11 (= 51 (select .cse19 2))) (.cse12 (= (select .cse19 4) 99)) (.cse13 (= (select .cse19 0) 110)) (.cse14 (<= (+ |#StackHeapBarrier| 1) |ULTIMATE.start_main_~#volArray~0#1.base|)) (.cse15 (= (select .cse20 0) 48)) (.cse16 (exists ((|v_#length_9| (Array Int Int))) (and (= (select |v_#length_9| 1) 2) (= |#length| (store |v_#length_9| |ULTIMATE.start_main_~#volArray~0#1.base| (* (mod ~CELLCOUNT~0 1073741824) 4))) (= (select |v_#length_9| 2) 6) (= (select |v_#length_9| 3) 12)))) (.cse17 (= (select .cse20 1) 0)) (.cse18 (= 46 (select .cse19 3)))) (or (and .cse0 .cse1 .cse2 .cse3 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_main_~i~0#1| 0) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18)))) [2023-11-12 00:50:59,849 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 33) no Hoare annotation was computed. [2023-11-12 00:50:59,849 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW(line 42) no Hoare annotation was computed. [2023-11-12 00:50:59,849 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 37) no Hoare annotation was computed. [2023-11-12 00:50:59,852 INFO L445 BasicCegarLoop]: Path program histogram: [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:50:59,854 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:50:59,871 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][5] could not be translated [2023-11-12 00:50:59,872 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][1] could not be translated [2023-11-12 00:50:59,873 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#valid_15 : [int]int :: ((((#valid == v_#valid_15[~#volArray~0!base := 1] && v_#valid_15[~#volArray~0!base] == 0) && v_#valid_15[1] == 1) && v_#valid_15[2] == 1) && v_#valid_15[0] == 0) && v_#valid_15[3] == 1) could not be translated [2023-11-12 00:50:59,873 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][2] could not be translated [2023-11-12 00:50:59,873 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][4] could not be translated [2023-11-12 00:50:59,873 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][0] could not be translated [2023-11-12 00:50:59,874 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated [2023-11-12 00:50:59,874 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#length_9 : [int]int :: ((v_#length_9[1] == 2 && #length == v_#length_9[~#volArray~0!base := ~CELLCOUNT~0 % 1073741824 * 4]) && v_#length_9[2] == 6) && v_#length_9[3] == 12) could not be translated [2023-11-12 00:50:59,874 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated [2023-11-12 00:50:59,874 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][3] could not be translated [2023-11-12 00:50:59,875 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][5] could not be translated [2023-11-12 00:50:59,875 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][1] could not be translated [2023-11-12 00:50:59,875 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#valid_15 : [int]int :: ((((#valid == v_#valid_15[~#volArray~0!base := 1] && v_#valid_15[~#volArray~0!base] == 0) && v_#valid_15[1] == 1) && v_#valid_15[2] == 1) && v_#valid_15[0] == 0) && v_#valid_15[3] == 1) could not be translated [2023-11-12 00:50:59,875 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][2] could not be translated [2023-11-12 00:50:59,876 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][4] could not be translated [2023-11-12 00:50:59,876 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][0] could not be translated [2023-11-12 00:50:59,876 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated [2023-11-12 00:50:59,876 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#length_9 : [int]int :: ((v_#length_9[1] == 2 && #length == v_#length_9[~#volArray~0!base := ~CELLCOUNT~0 % 1073741824 * 4]) && v_#length_9[2] == 6) && v_#length_9[3] == 12) could not be translated [2023-11-12 00:50:59,877 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated [2023-11-12 00:50:59,877 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][3] could not be translated [2023-11-12 00:50:59,879 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][5] could not be translated [2023-11-12 00:50:59,879 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][1] could not be translated [2023-11-12 00:50:59,879 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#valid_15 : [int]int :: ((((#valid == v_#valid_15[~#volArray~0!base := 1] && v_#valid_15[~#volArray~0!base] == 0) && v_#valid_15[1] == 1) && v_#valid_15[2] == 1) && v_#valid_15[0] == 0) && v_#valid_15[3] == 1) could not be translated [2023-11-12 00:50:59,880 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][2] could not be translated [2023-11-12 00:50:59,880 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][4] could not be translated [2023-11-12 00:50:59,880 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][0] could not be translated [2023-11-12 00:50:59,880 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated [2023-11-12 00:50:59,880 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#length_9 : [int]int :: ((v_#length_9[1] == 2 && #length == v_#length_9[~#volArray~0!base := ~CELLCOUNT~0 % 1073741824 * 4]) && v_#length_9[2] == 6) && v_#length_9[3] == 12) could not be translated [2023-11-12 00:50:59,881 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated [2023-11-12 00:50:59,881 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][3] could not be translated [2023-11-12 00:50:59,881 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][5] could not be translated [2023-11-12 00:50:59,881 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][1] could not be translated [2023-11-12 00:50:59,882 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#valid_15 : [int]int :: ((((#valid == v_#valid_15[~#volArray~0!base := 1] && v_#valid_15[~#volArray~0!base] == 0) && v_#valid_15[1] == 1) && v_#valid_15[2] == 1) && v_#valid_15[0] == 0) && v_#valid_15[3] == 1) could not be translated [2023-11-12 00:50:59,882 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][2] could not be translated [2023-11-12 00:50:59,882 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][4] could not be translated [2023-11-12 00:50:59,882 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][0] could not be translated [2023-11-12 00:50:59,883 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated [2023-11-12 00:50:59,883 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#length_9 : [int]int :: ((v_#length_9[1] == 2 && #length == v_#length_9[~#volArray~0!base := ~CELLCOUNT~0 % 1073741824 * 4]) && v_#length_9[2] == 6) && v_#length_9[3] == 12) could not be translated [2023-11-12 00:50:59,883 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated [2023-11-12 00:50:59,883 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][3] could not be translated [2023-11-12 00:50:59,886 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][5] could not be translated [2023-11-12 00:50:59,886 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][1] could not be translated [2023-11-12 00:50:59,886 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#valid_15 : [int]int :: ((((#valid == v_#valid_15[~#volArray~0!base := 1] && v_#valid_15[~#volArray~0!base] == 0) && v_#valid_15[1] == 1) && v_#valid_15[2] == 1) && v_#valid_15[0] == 0) && v_#valid_15[3] == 1) could not be translated [2023-11-12 00:50:59,887 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][2] could not be translated [2023-11-12 00:50:59,887 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][4] could not be translated [2023-11-12 00:50:59,887 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][0] could not be translated [2023-11-12 00:50:59,887 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated [2023-11-12 00:50:59,888 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#length_9 : [int]int :: ((v_#length_9[1] == 2 && #length == v_#length_9[~#volArray~0!base := ~CELLCOUNT~0 % 1073741824 * 4]) && v_#length_9[2] == 6) && v_#length_9[3] == 12) could not be translated [2023-11-12 00:50:59,888 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated [2023-11-12 00:50:59,888 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][3] could not be translated [2023-11-12 00:50:59,888 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][5] could not be translated [2023-11-12 00:50:59,889 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][1] could not be translated [2023-11-12 00:50:59,889 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#valid_15 : [int]int :: ((((#valid == v_#valid_15[~#volArray~0!base := 1] && v_#valid_15[~#volArray~0!base] == 0) && v_#valid_15[1] == 1) && v_#valid_15[2] == 1) && v_#valid_15[0] == 0) && v_#valid_15[3] == 1) could not be translated [2023-11-12 00:50:59,889 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][2] could not be translated [2023-11-12 00:50:59,890 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][4] could not be translated [2023-11-12 00:50:59,890 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][0] could not be translated [2023-11-12 00:50:59,890 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated [2023-11-12 00:50:59,890 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#length_9 : [int]int :: ((v_#length_9[1] == 2 && #length == v_#length_9[~#volArray~0!base := ~CELLCOUNT~0 % 1073741824 * 4]) && v_#length_9[2] == 6) && v_#length_9[3] == 12) could not be translated [2023-11-12 00:50:59,890 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated [2023-11-12 00:50:59,891 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][3] could not be translated [2023-11-12 00:50:59,892 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][5] could not be translated [2023-11-12 00:50:59,893 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][1] could not be translated [2023-11-12 00:50:59,893 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#valid_15 : [int]int :: ((((#valid == v_#valid_15[~#volArray~0!base := 1] && v_#valid_15[~#volArray~0!base] == 0) && v_#valid_15[1] == 1) && v_#valid_15[2] == 1) && v_#valid_15[0] == 0) && v_#valid_15[3] == 1) could not be translated [2023-11-12 00:50:59,893 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][2] could not be translated [2023-11-12 00:50:59,894 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][4] could not be translated [2023-11-12 00:50:59,894 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][0] could not be translated [2023-11-12 00:50:59,894 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated [2023-11-12 00:50:59,894 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#length_9 : [int]int :: ((v_#length_9[1] == 2 && #length == v_#length_9[~#volArray~0!base := ~CELLCOUNT~0 % 1073741824 * 4]) && v_#length_9[2] == 6) && v_#length_9[3] == 12) could not be translated [2023-11-12 00:50:59,894 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated [2023-11-12 00:50:59,895 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][3] could not be translated [2023-11-12 00:50:59,895 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][5] could not be translated [2023-11-12 00:50:59,895 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][1] could not be translated [2023-11-12 00:50:59,895 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#valid_15 : [int]int :: ((((#valid == v_#valid_15[~#volArray~0!base := 1] && v_#valid_15[~#volArray~0!base] == 0) && v_#valid_15[1] == 1) && v_#valid_15[2] == 1) && v_#valid_15[0] == 0) && v_#valid_15[3] == 1) could not be translated [2023-11-12 00:50:59,896 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][2] could not be translated [2023-11-12 00:50:59,896 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][4] could not be translated [2023-11-12 00:50:59,896 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][0] could not be translated [2023-11-12 00:50:59,896 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated [2023-11-12 00:50:59,897 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#length_9 : [int]int :: ((v_#length_9[1] == 2 && #length == v_#length_9[~#volArray~0!base := ~CELLCOUNT~0 % 1073741824 * 4]) && v_#length_9[2] == 6) && v_#length_9[3] == 12) could not be translated [2023-11-12 00:50:59,897 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated [2023-11-12 00:50:59,897 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][3] could not be translated [2023-11-12 00:50:59,899 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][5] could not be translated [2023-11-12 00:50:59,900 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][1] could not be translated [2023-11-12 00:50:59,900 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#valid_15 : [int]int :: ((((#valid == v_#valid_15[~#volArray~0!base := 1] && v_#valid_15[~#volArray~0!base] == 0) && v_#valid_15[1] == 1) && v_#valid_15[2] == 1) && v_#valid_15[0] == 0) && v_#valid_15[3] == 1) could not be translated [2023-11-12 00:50:59,900 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][2] could not be translated [2023-11-12 00:50:59,900 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][4] could not be translated [2023-11-12 00:50:59,901 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][0] could not be translated [2023-11-12 00:50:59,901 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated [2023-11-12 00:50:59,901 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#length_9 : [int]int :: ((v_#length_9[1] == 2 && #length == v_#length_9[~#volArray~0!base := ~CELLCOUNT~0 % 1073741824 * 4]) && v_#length_9[2] == 6) && v_#length_9[3] == 12) could not be translated [2023-11-12 00:50:59,901 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated [2023-11-12 00:50:59,902 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][3] could not be translated [2023-11-12 00:50:59,902 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][5] could not be translated [2023-11-12 00:50:59,902 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][1] could not be translated [2023-11-12 00:50:59,902 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#valid_15 : [int]int :: ((((#valid == v_#valid_15[~#volArray~0!base := 1] && v_#valid_15[~#volArray~0!base] == 0) && v_#valid_15[1] == 1) && v_#valid_15[2] == 1) && v_#valid_15[0] == 0) && v_#valid_15[3] == 1) could not be translated [2023-11-12 00:50:59,903 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][2] could not be translated [2023-11-12 00:50:59,903 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][4] could not be translated [2023-11-12 00:50:59,903 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][0] could not be translated [2023-11-12 00:50:59,903 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated [2023-11-12 00:50:59,904 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#length_9 : [int]int :: ((v_#length_9[1] == 2 && #length == v_#length_9[~#volArray~0!base := ~CELLCOUNT~0 % 1073741824 * 4]) && v_#length_9[2] == 6) && v_#length_9[3] == 12) could not be translated [2023-11-12 00:50:59,904 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated [2023-11-12 00:50:59,904 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][3] could not be translated [2023-11-12 00:50:59,904 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][5] could not be translated [2023-11-12 00:50:59,905 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][1] could not be translated [2023-11-12 00:50:59,905 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#valid_15 : [int]int :: ((((#valid == v_#valid_15[~#volArray~0!base := 1] && v_#valid_15[~#volArray~0!base] == 0) && v_#valid_15[1] == 1) && v_#valid_15[2] == 1) && v_#valid_15[0] == 0) && v_#valid_15[3] == 1) could not be translated [2023-11-12 00:50:59,905 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][2] could not be translated [2023-11-12 00:50:59,905 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][4] could not be translated [2023-11-12 00:50:59,906 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][0] could not be translated [2023-11-12 00:50:59,906 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated [2023-11-12 00:50:59,906 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#length_9 : [int]int :: ((v_#length_9[1] == 2 && #length == v_#length_9[~#volArray~0!base := ~CELLCOUNT~0 % 1073741824 * 4]) && v_#length_9[2] == 6) && v_#length_9[3] == 12) could not be translated [2023-11-12 00:50:59,906 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated [2023-11-12 00:50:59,907 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][3] could not be translated [2023-11-12 00:50:59,908 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][5] could not be translated [2023-11-12 00:50:59,909 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][1] could not be translated [2023-11-12 00:50:59,909 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#valid_15 : [int]int :: ((((#valid == v_#valid_15[~#volArray~0!base := 1] && v_#valid_15[~#volArray~0!base] == 0) && v_#valid_15[1] == 1) && v_#valid_15[2] == 1) && v_#valid_15[0] == 0) && v_#valid_15[3] == 1) could not be translated [2023-11-12 00:50:59,909 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][2] could not be translated [2023-11-12 00:50:59,910 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][4] could not be translated [2023-11-12 00:50:59,910 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][0] could not be translated [2023-11-12 00:50:59,910 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated [2023-11-12 00:50:59,910 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#length_9 : [int]int :: ((v_#length_9[1] == 2 && #length == v_#length_9[~#volArray~0!base := ~CELLCOUNT~0 % 1073741824 * 4]) && v_#length_9[2] == 6) && v_#length_9[3] == 12) could not be translated [2023-11-12 00:50:59,911 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated [2023-11-12 00:50:59,911 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][3] could not be translated [2023-11-12 00:50:59,911 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][5] could not be translated [2023-11-12 00:50:59,911 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][1] could not be translated [2023-11-12 00:50:59,912 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#valid_15 : [int]int :: ((((#valid == v_#valid_15[~#volArray~0!base := 1] && v_#valid_15[~#volArray~0!base] == 0) && v_#valid_15[1] == 1) && v_#valid_15[2] == 1) && v_#valid_15[0] == 0) && v_#valid_15[3] == 1) could not be translated [2023-11-12 00:50:59,912 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][2] could not be translated [2023-11-12 00:50:59,912 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][4] could not be translated [2023-11-12 00:50:59,912 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][0] could not be translated [2023-11-12 00:50:59,913 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated [2023-11-12 00:50:59,913 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#length_9 : [int]int :: ((v_#length_9[1] == 2 && #length == v_#length_9[~#volArray~0!base := ~CELLCOUNT~0 % 1073741824 * 4]) && v_#length_9[2] == 6) && v_#length_9[3] == 12) could not be translated [2023-11-12 00:50:59,913 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated [2023-11-12 00:50:59,913 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][3] could not be translated [2023-11-12 00:50:59,913 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][5] could not be translated [2023-11-12 00:50:59,914 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][1] could not be translated [2023-11-12 00:50:59,914 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#valid_15 : [int]int :: ((((#valid == v_#valid_15[~#volArray~0!base := 1] && v_#valid_15[~#volArray~0!base] == 0) && v_#valid_15[1] == 1) && v_#valid_15[2] == 1) && v_#valid_15[0] == 0) && v_#valid_15[3] == 1) could not be translated [2023-11-12 00:50:59,914 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][2] could not be translated [2023-11-12 00:50:59,915 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][4] could not be translated [2023-11-12 00:50:59,915 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][0] could not be translated [2023-11-12 00:50:59,915 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated [2023-11-12 00:50:59,915 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#length_9 : [int]int :: ((v_#length_9[1] == 2 && #length == v_#length_9[~#volArray~0!base := ~CELLCOUNT~0 % 1073741824 * 4]) && v_#length_9[2] == 6) && v_#length_9[3] == 12) could not be translated [2023-11-12 00:50:59,915 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated [2023-11-12 00:50:59,916 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][3] could not be translated [2023-11-12 00:50:59,916 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:50:59 BoogieIcfgContainer [2023-11-12 00:50:59,916 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:50:59,917 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:50:59,917 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:50:59,917 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:50:59,918 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:50:17" (3/4) ... [2023-11-12 00:50:59,920 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-12 00:50:59,929 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2023-11-12 00:50:59,929 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-11-12 00:50:59,930 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-12 00:50:59,930 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-12 00:51:00,036 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/witness.graphml [2023-11-12 00:51:00,036 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/witness.yml [2023-11-12 00:51:00,037 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:51:00,037 INFO L158 Benchmark]: Toolchain (without parser) took 43815.06ms. Allocated memory was 151.0MB in the beginning and 436.2MB in the end (delta: 285.2MB). Free memory was 111.2MB in the beginning and 366.6MB in the end (delta: -255.4MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. [2023-11-12 00:51:00,038 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 151.0MB. Free memory is still 122.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:51:00,038 INFO L158 Benchmark]: CACSL2BoogieTranslator took 297.63ms. Allocated memory is still 151.0MB. Free memory was 110.9MB in the beginning and 100.0MB in the end (delta: 10.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-12 00:51:00,038 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.19ms. Allocated memory is still 151.0MB. Free memory was 100.0MB in the beginning and 98.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:51:00,039 INFO L158 Benchmark]: Boogie Preprocessor took 31.27ms. Allocated memory is still 151.0MB. Free memory was 98.3MB in the beginning and 96.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:51:00,039 INFO L158 Benchmark]: RCFGBuilder took 560.97ms. Allocated memory is still 151.0MB. Free memory was 96.8MB in the beginning and 79.1MB in the end (delta: 17.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-12 00:51:00,039 INFO L158 Benchmark]: TraceAbstraction took 42755.32ms. Allocated memory was 151.0MB in the beginning and 436.2MB in the end (delta: 285.2MB). Free memory was 78.4MB in the beginning and 371.8MB in the end (delta: -293.4MB). Peak memory consumption was 218.9MB. Max. memory is 16.1GB. [2023-11-12 00:51:00,040 INFO L158 Benchmark]: Witness Printer took 119.98ms. Allocated memory is still 436.2MB. Free memory was 371.8MB in the beginning and 366.6MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-12 00:51:00,041 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 151.0MB. Free memory is still 122.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 297.63ms. Allocated memory is still 151.0MB. Free memory was 110.9MB in the beginning and 100.0MB in the end (delta: 10.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.19ms. Allocated memory is still 151.0MB. Free memory was 100.0MB in the beginning and 98.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.27ms. Allocated memory is still 151.0MB. Free memory was 98.3MB in the beginning and 96.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 560.97ms. Allocated memory is still 151.0MB. Free memory was 96.8MB in the beginning and 79.1MB in the end (delta: 17.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 42755.32ms. Allocated memory was 151.0MB in the beginning and 436.2MB in the end (delta: 285.2MB). Free memory was 78.4MB in the beginning and 371.8MB in the end (delta: -293.4MB). Peak memory consumption was 218.9MB. Max. memory is 16.1GB. * Witness Printer took 119.98ms. Allocated memory is still 436.2MB. Free memory was 371.8MB in the beginning and 366.6MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][5] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#valid_15 : [int]int :: ((((#valid == v_#valid_15[~#volArray~0!base := 1] && v_#valid_15[~#volArray~0!base] == 0) && v_#valid_15[1] == 1) && v_#valid_15[2] == 1) && v_#valid_15[0] == 0) && v_#valid_15[3] == 1) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][2] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#length_9 : [int]int :: ((v_#length_9[1] == 2 && #length == v_#length_9[~#volArray~0!base := ~CELLCOUNT~0 % 1073741824 * 4]) && v_#length_9[2] == 6) && v_#length_9[3] == 12) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][3] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][5] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#valid_15 : [int]int :: ((((#valid == v_#valid_15[~#volArray~0!base := 1] && v_#valid_15[~#volArray~0!base] == 0) && v_#valid_15[1] == 1) && v_#valid_15[2] == 1) && v_#valid_15[0] == 0) && v_#valid_15[3] == 1) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][2] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#length_9 : [int]int :: ((v_#length_9[1] == 2 && #length == v_#length_9[~#volArray~0!base := ~CELLCOUNT~0 % 1073741824 * 4]) && v_#length_9[2] == 6) && v_#length_9[3] == 12) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][3] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][5] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#valid_15 : [int]int :: ((((#valid == v_#valid_15[~#volArray~0!base := 1] && v_#valid_15[~#volArray~0!base] == 0) && v_#valid_15[1] == 1) && v_#valid_15[2] == 1) && v_#valid_15[0] == 0) && v_#valid_15[3] == 1) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][2] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#length_9 : [int]int :: ((v_#length_9[1] == 2 && #length == v_#length_9[~#volArray~0!base := ~CELLCOUNT~0 % 1073741824 * 4]) && v_#length_9[2] == 6) && v_#length_9[3] == 12) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][3] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][5] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#valid_15 : [int]int :: ((((#valid == v_#valid_15[~#volArray~0!base := 1] && v_#valid_15[~#volArray~0!base] == 0) && v_#valid_15[1] == 1) && v_#valid_15[2] == 1) && v_#valid_15[0] == 0) && v_#valid_15[3] == 1) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][2] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#length_9 : [int]int :: ((v_#length_9[1] == 2 && #length == v_#length_9[~#volArray~0!base := ~CELLCOUNT~0 % 1073741824 * 4]) && v_#length_9[2] == 6) && v_#length_9[3] == 12) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][3] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][5] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#valid_15 : [int]int :: ((((#valid == v_#valid_15[~#volArray~0!base := 1] && v_#valid_15[~#volArray~0!base] == 0) && v_#valid_15[1] == 1) && v_#valid_15[2] == 1) && v_#valid_15[0] == 0) && v_#valid_15[3] == 1) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][2] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#length_9 : [int]int :: ((v_#length_9[1] == 2 && #length == v_#length_9[~#volArray~0!base := ~CELLCOUNT~0 % 1073741824 * 4]) && v_#length_9[2] == 6) && v_#length_9[3] == 12) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][3] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][5] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#valid_15 : [int]int :: ((((#valid == v_#valid_15[~#volArray~0!base := 1] && v_#valid_15[~#volArray~0!base] == 0) && v_#valid_15[1] == 1) && v_#valid_15[2] == 1) && v_#valid_15[0] == 0) && v_#valid_15[3] == 1) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][2] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#length_9 : [int]int :: ((v_#length_9[1] == 2 && #length == v_#length_9[~#volArray~0!base := ~CELLCOUNT~0 % 1073741824 * 4]) && v_#length_9[2] == 6) && v_#length_9[3] == 12) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][3] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][5] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#valid_15 : [int]int :: ((((#valid == v_#valid_15[~#volArray~0!base := 1] && v_#valid_15[~#volArray~0!base] == 0) && v_#valid_15[1] == 1) && v_#valid_15[2] == 1) && v_#valid_15[0] == 0) && v_#valid_15[3] == 1) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][2] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#length_9 : [int]int :: ((v_#length_9[1] == 2 && #length == v_#length_9[~#volArray~0!base := ~CELLCOUNT~0 % 1073741824 * 4]) && v_#length_9[2] == 6) && v_#length_9[3] == 12) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][3] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][5] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#valid_15 : [int]int :: ((((#valid == v_#valid_15[~#volArray~0!base := 1] && v_#valid_15[~#volArray~0!base] == 0) && v_#valid_15[1] == 1) && v_#valid_15[2] == 1) && v_#valid_15[0] == 0) && v_#valid_15[3] == 1) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][2] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#length_9 : [int]int :: ((v_#length_9[1] == 2 && #length == v_#length_9[~#volArray~0!base := ~CELLCOUNT~0 % 1073741824 * 4]) && v_#length_9[2] == 6) && v_#length_9[3] == 12) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][3] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][5] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#valid_15 : [int]int :: ((((#valid == v_#valid_15[~#volArray~0!base := 1] && v_#valid_15[~#volArray~0!base] == 0) && v_#valid_15[1] == 1) && v_#valid_15[2] == 1) && v_#valid_15[0] == 0) && v_#valid_15[3] == 1) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][2] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#length_9 : [int]int :: ((v_#length_9[1] == 2 && #length == v_#length_9[~#volArray~0!base := ~CELLCOUNT~0 % 1073741824 * 4]) && v_#length_9[2] == 6) && v_#length_9[3] == 12) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][3] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][5] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#valid_15 : [int]int :: ((((#valid == v_#valid_15[~#volArray~0!base := 1] && v_#valid_15[~#volArray~0!base] == 0) && v_#valid_15[1] == 1) && v_#valid_15[2] == 1) && v_#valid_15[0] == 0) && v_#valid_15[3] == 1) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][2] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#length_9 : [int]int :: ((v_#length_9[1] == 2 && #length == v_#length_9[~#volArray~0!base := ~CELLCOUNT~0 % 1073741824 * 4]) && v_#length_9[2] == 6) && v_#length_9[3] == 12) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][3] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][5] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#valid_15 : [int]int :: ((((#valid == v_#valid_15[~#volArray~0!base := 1] && v_#valid_15[~#volArray~0!base] == 0) && v_#valid_15[1] == 1) && v_#valid_15[2] == 1) && v_#valid_15[0] == 0) && v_#valid_15[3] == 1) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][2] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#length_9 : [int]int :: ((v_#length_9[1] == 2 && #length == v_#length_9[~#volArray~0!base := ~CELLCOUNT~0 % 1073741824 * 4]) && v_#length_9[2] == 6) && v_#length_9[3] == 12) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][3] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][5] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#valid_15 : [int]int :: ((((#valid == v_#valid_15[~#volArray~0!base := 1] && v_#valid_15[~#volArray~0!base] == 0) && v_#valid_15[1] == 1) && v_#valid_15[2] == 1) && v_#valid_15[0] == 0) && v_#valid_15[3] == 1) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][2] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#length_9 : [int]int :: ((v_#length_9[1] == 2 && #length == v_#length_9[~#volArray~0!base := ~CELLCOUNT~0 % 1073741824 * 4]) && v_#length_9[2] == 6) && v_#length_9[3] == 12) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][3] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][5] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#valid_15 : [int]int :: ((((#valid == v_#valid_15[~#volArray~0!base := 1] && v_#valid_15[~#volArray~0!base] == 0) && v_#valid_15[1] == 1) && v_#valid_15[2] == 1) && v_#valid_15[0] == 0) && v_#valid_15[3] == 1) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][2] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#length_9 : [int]int :: ((v_#length_9[1] == 2 && #length == v_#length_9[~#volArray~0!base := ~CELLCOUNT~0 % 1073741824 * 4]) && v_#length_9[2] == 6) && v_#length_9[3] == 12) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][3] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][5] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#valid_15 : [int]int :: ((((#valid == v_#valid_15[~#volArray~0!base := 1] && v_#valid_15[~#volArray~0!base] == 0) && v_#valid_15[1] == 1) && v_#valid_15[2] == 1) && v_#valid_15[0] == 0) && v_#valid_15[3] == 1) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][2] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#length_9 : [int]int :: ((v_#length_9[1] == 2 && #length == v_#length_9[~#volArray~0!base := ~CELLCOUNT~0 % 1073741824 * 4]) && v_#length_9[2] == 6) && v_#length_9[3] == 12) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][3] could not be translated * 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: 27]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 27]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 27]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 27]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 42]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 42]: 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 1 procedures, 44 locations, 16 error locations. Started 1 CEGAR loops. OverallTime: 42.6s, OverallIterations: 23, TraceHistogramMax: 9, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 7.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1393 SdHoareTripleChecker+Valid, 3.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1393 mSDsluCounter, 1329 SdHoareTripleChecker+Invalid, 2.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 829 mSDsCounter, 137 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2337 IncrementalHoareTripleChecker+Invalid, 2474 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 137 mSolverCounterUnsat, 500 mSDtfsCounter, 2337 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1126 GetRequests, 770 SyntacticMatches, 45 SemanticMatches, 311 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3464 ImplicationChecksByTransitivity, 15.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=125occurred in iteration=19, InterpolantAutomatonStates: 171, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 23 MinimizatonAttempts, 180 StatesRemovedByMinimization, 14 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 27 NumberOfFragments, 1084 HoareAnnotationTreeSize, 3 FomulaSimplifications, 1138 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 3 FomulaSimplificationsInter, 5876 FormulaSimplificationTreeSizeReductionInter, 2.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 4.4s InterpolantComputationTime, 1102 NumberOfCodeBlocks, 988 NumberOfCodeBlocksAsserted, 34 NumberOfCheckSat, 1337 ConstructedInterpolants, 0 QuantifiedInterpolants, 4067 SizeOfPredicates, 23 NumberOfNonLiveVariables, 1029 ConjunctsInSsa, 49 ConjunctsInUnsatCore, 40 InterpolantComputations, 16 PerfectInterpolantSequences, 1090/1244 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: OVERALL_TIME: 5.2s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 77, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 293, TOOLS_POST_TIME: 4.4s, TOOLS_POST_CALL_APPLICATIONS: 0, TOOLS_POST_CALL_TIME: 0.0s, TOOLS_POST_RETURN_APPLICATIONS: 0, TOOLS_POST_RETURN_TIME: 0.0s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 246, TOOLS_QUANTIFIERELIM_TIME: 4.3s, TOOLS_QUANTIFIERELIM_MAX_TIME: 0.1s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 401, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 25, DOMAIN_JOIN_TIME: 0.3s, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME: 0.0s, DOMAIN_WIDEN_APPLICATIONS: 7, DOMAIN_WIDEN_TIME: 0.1s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 17, DOMAIN_ISSUBSETEQ_TIME: 0.0s, DOMAIN_ISBOTTOM_APPLICATIONS: 77, DOMAIN_ISBOTTOM_TIME: 0.1s, LOOP_SUMMARIZER_APPLICATIONS: 10, LOOP_SUMMARIZER_CACHE_MISSES: 10, LOOP_SUMMARIZER_OVERALL_TIME: 2.9s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 2.9s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 17, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME: 0.0s, CALL_SUMMARIZER_NEW_COMPUTATION_TIME: 0.0s, PROCEDURE_GRAPH_BUILDER_TIME: 0.0s, PATH_EXPR_TIME: 0.0s, REGEX_TO_DAG_TIME: 0.0s, DAG_COMPRESSION_TIME: 0.0s, DAG_COMPRESSION_PROCESSED_NODES: 2089, DAG_COMPRESSION_RETAINED_NODES: 224, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 16 specifications checked. All of them hold - InvariantResult [Line: 42]: Loop Invariant [2023-11-12 00:51:00,070 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][5] could not be translated [2023-11-12 00:51:00,071 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][1] could not be translated [2023-11-12 00:51:00,071 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#valid_15 : [int]int :: ((((#valid == v_#valid_15[~#volArray~0!base := 1] && v_#valid_15[~#volArray~0!base] == 0) && v_#valid_15[1] == 1) && v_#valid_15[2] == 1) && v_#valid_15[0] == 0) && v_#valid_15[3] == 1) could not be translated [2023-11-12 00:51:00,071 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][2] could not be translated [2023-11-12 00:51:00,072 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][4] could not be translated [2023-11-12 00:51:00,072 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][0] could not be translated [2023-11-12 00:51:00,072 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated [2023-11-12 00:51:00,072 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#length_9 : [int]int :: ((v_#length_9[1] == 2 && #length == v_#length_9[~#volArray~0!base := ~CELLCOUNT~0 % 1073741824 * 4]) && v_#length_9[2] == 6) && v_#length_9[3] == 12) could not be translated [2023-11-12 00:51:00,072 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated [2023-11-12 00:51:00,073 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][3] could not be translated [2023-11-12 00:51:00,073 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][5] could not be translated [2023-11-12 00:51:00,073 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][1] could not be translated [2023-11-12 00:51:00,073 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#valid_15 : [int]int :: ((((#valid == v_#valid_15[~#volArray~0!base := 1] && v_#valid_15[~#volArray~0!base] == 0) && v_#valid_15[1] == 1) && v_#valid_15[2] == 1) && v_#valid_15[0] == 0) && v_#valid_15[3] == 1) could not be translated [2023-11-12 00:51:00,074 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][2] could not be translated [2023-11-12 00:51:00,074 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][4] could not be translated [2023-11-12 00:51:00,074 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][0] could not be translated [2023-11-12 00:51:00,074 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated [2023-11-12 00:51:00,074 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#length_9 : [int]int :: ((v_#length_9[1] == 2 && #length == v_#length_9[~#volArray~0!base := ~CELLCOUNT~0 % 1073741824 * 4]) && v_#length_9[2] == 6) && v_#length_9[3] == 12) could not be translated [2023-11-12 00:51:00,075 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated [2023-11-12 00:51:00,075 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][3] could not be translated [2023-11-12 00:51:00,076 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][5] could not be translated [2023-11-12 00:51:00,076 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][1] could not be translated [2023-11-12 00:51:00,077 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#valid_15 : [int]int :: ((((#valid == v_#valid_15[~#volArray~0!base := 1] && v_#valid_15[~#volArray~0!base] == 0) && v_#valid_15[1] == 1) && v_#valid_15[2] == 1) && v_#valid_15[0] == 0) && v_#valid_15[3] == 1) could not be translated [2023-11-12 00:51:00,077 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][2] could not be translated [2023-11-12 00:51:00,077 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][4] could not be translated [2023-11-12 00:51:00,077 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][0] could not be translated [2023-11-12 00:51:00,078 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated [2023-11-12 00:51:00,078 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#length_9 : [int]int :: ((v_#length_9[1] == 2 && #length == v_#length_9[~#volArray~0!base := ~CELLCOUNT~0 % 1073741824 * 4]) && v_#length_9[2] == 6) && v_#length_9[3] == 12) could not be translated [2023-11-12 00:51:00,078 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated [2023-11-12 00:51:00,078 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][3] could not be translated [2023-11-12 00:51:00,078 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][5] could not be translated [2023-11-12 00:51:00,079 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][1] could not be translated [2023-11-12 00:51:00,079 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#valid_15 : [int]int :: ((((#valid == v_#valid_15[~#volArray~0!base := 1] && v_#valid_15[~#volArray~0!base] == 0) && v_#valid_15[1] == 1) && v_#valid_15[2] == 1) && v_#valid_15[0] == 0) && v_#valid_15[3] == 1) could not be translated [2023-11-12 00:51:00,079 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][2] could not be translated [2023-11-12 00:51:00,079 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][4] could not be translated [2023-11-12 00:51:00,080 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][0] could not be translated [2023-11-12 00:51:00,080 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated [2023-11-12 00:51:00,080 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#length_9 : [int]int :: ((v_#length_9[1] == 2 && #length == v_#length_9[~#volArray~0!base := ~CELLCOUNT~0 % 1073741824 * 4]) && v_#length_9[2] == 6) && v_#length_9[3] == 12) could not be translated [2023-11-12 00:51:00,080 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated [2023-11-12 00:51:00,080 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][3] could not be translated Derived loop invariant: ((((((((CELLCOUNT == ((CELLCOUNT / 3) * 3)) && (0 <= (j + 2147483648))) && (1 <= i)) && (2 <= CELLCOUNT)) && (j <= 3)) && (2 == MINVAL)) && (CELLCOUNT <= 2147483647)) || (((((((CELLCOUNT == ((CELLCOUNT / 3) * 3)) && (0 <= (j + 2147483648))) && (i == 0)) && (2 <= CELLCOUNT)) && (j <= 3)) && (2 == MINVAL)) && (CELLCOUNT <= 2147483647))) - InvariantResult [Line: 27]: Loop Invariant [2023-11-12 00:51:00,082 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][5] could not be translated [2023-11-12 00:51:00,082 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][1] could not be translated [2023-11-12 00:51:00,082 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#valid_15 : [int]int :: ((((#valid == v_#valid_15[~#volArray~0!base := 1] && v_#valid_15[~#volArray~0!base] == 0) && v_#valid_15[1] == 1) && v_#valid_15[2] == 1) && v_#valid_15[0] == 0) && v_#valid_15[3] == 1) could not be translated [2023-11-12 00:51:00,083 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][2] could not be translated [2023-11-12 00:51:00,083 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][4] could not be translated [2023-11-12 00:51:00,083 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][0] could not be translated [2023-11-12 00:51:00,083 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated [2023-11-12 00:51:00,083 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#length_9 : [int]int :: ((v_#length_9[1] == 2 && #length == v_#length_9[~#volArray~0!base := ~CELLCOUNT~0 % 1073741824 * 4]) && v_#length_9[2] == 6) && v_#length_9[3] == 12) could not be translated [2023-11-12 00:51:00,084 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated [2023-11-12 00:51:00,084 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][3] could not be translated [2023-11-12 00:51:00,084 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][5] could not be translated [2023-11-12 00:51:00,084 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][1] could not be translated [2023-11-12 00:51:00,085 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#valid_15 : [int]int :: ((((#valid == v_#valid_15[~#volArray~0!base := 1] && v_#valid_15[~#volArray~0!base] == 0) && v_#valid_15[1] == 1) && v_#valid_15[2] == 1) && v_#valid_15[0] == 0) && v_#valid_15[3] == 1) could not be translated [2023-11-12 00:51:00,085 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][2] could not be translated [2023-11-12 00:51:00,085 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][4] could not be translated [2023-11-12 00:51:00,085 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][0] could not be translated [2023-11-12 00:51:00,086 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated [2023-11-12 00:51:00,086 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#length_9 : [int]int :: ((v_#length_9[1] == 2 && #length == v_#length_9[~#volArray~0!base := ~CELLCOUNT~0 % 1073741824 * 4]) && v_#length_9[2] == 6) && v_#length_9[3] == 12) could not be translated [2023-11-12 00:51:00,086 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated [2023-11-12 00:51:00,086 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][3] could not be translated [2023-11-12 00:51:00,087 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][5] could not be translated [2023-11-12 00:51:00,087 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][1] could not be translated [2023-11-12 00:51:00,088 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#valid_15 : [int]int :: ((((#valid == v_#valid_15[~#volArray~0!base := 1] && v_#valid_15[~#volArray~0!base] == 0) && v_#valid_15[1] == 1) && v_#valid_15[2] == 1) && v_#valid_15[0] == 0) && v_#valid_15[3] == 1) could not be translated [2023-11-12 00:51:00,088 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][2] could not be translated [2023-11-12 00:51:00,088 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][4] could not be translated [2023-11-12 00:51:00,088 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][0] could not be translated [2023-11-12 00:51:00,089 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated [2023-11-12 00:51:00,089 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#length_9 : [int]int :: ((v_#length_9[1] == 2 && #length == v_#length_9[~#volArray~0!base := ~CELLCOUNT~0 % 1073741824 * 4]) && v_#length_9[2] == 6) && v_#length_9[3] == 12) could not be translated [2023-11-12 00:51:00,089 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated [2023-11-12 00:51:00,089 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][3] could not be translated [2023-11-12 00:51:00,089 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][5] could not be translated [2023-11-12 00:51:00,090 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][1] could not be translated [2023-11-12 00:51:00,090 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#valid_15 : [int]int :: ((((#valid == v_#valid_15[~#volArray~0!base := 1] && v_#valid_15[~#volArray~0!base] == 0) && v_#valid_15[1] == 1) && v_#valid_15[2] == 1) && v_#valid_15[0] == 0) && v_#valid_15[3] == 1) could not be translated [2023-11-12 00:51:00,090 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][2] could not be translated [2023-11-12 00:51:00,090 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][4] could not be translated [2023-11-12 00:51:00,091 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][0] could not be translated [2023-11-12 00:51:00,091 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated [2023-11-12 00:51:00,091 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#length_9 : [int]int :: ((v_#length_9[1] == 2 && #length == v_#length_9[~#volArray~0!base := ~CELLCOUNT~0 % 1073741824 * 4]) && v_#length_9[2] == 6) && v_#length_9[3] == 12) could not be translated [2023-11-12 00:51:00,091 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated [2023-11-12 00:51:00,091 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][3] could not be translated Derived loop invariant: ((((((2 <= CELLCOUNT) && ((CELLCOUNT % 3) == 0)) && (i == 1)) && (2 == MINVAL)) && (CELLCOUNT <= 2147483647)) || ((((((((CELLCOUNT == ((CELLCOUNT / 3) * 3)) && (0 <= (j + 2147483648))) && (i <= 2147483647)) && (2 == MINVAL)) && (CELLCOUNT <= 2147483647)) && (1 < CELLCOUNT)) && (2 <= i)) && (j <= 0))) - InvariantResult [Line: 29]: Loop Invariant [2023-11-12 00:51:00,093 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][5] could not be translated [2023-11-12 00:51:00,094 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][1] could not be translated [2023-11-12 00:51:00,094 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#valid_15 : [int]int :: ((((#valid == v_#valid_15[~#volArray~0!base := 1] && v_#valid_15[~#volArray~0!base] == 0) && v_#valid_15[1] == 1) && v_#valid_15[2] == 1) && v_#valid_15[0] == 0) && v_#valid_15[3] == 1) could not be translated [2023-11-12 00:51:00,094 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][2] could not be translated [2023-11-12 00:51:00,094 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][4] could not be translated [2023-11-12 00:51:00,095 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][0] could not be translated [2023-11-12 00:51:00,095 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated [2023-11-12 00:51:00,095 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#length_9 : [int]int :: ((v_#length_9[1] == 2 && #length == v_#length_9[~#volArray~0!base := ~CELLCOUNT~0 % 1073741824 * 4]) && v_#length_9[2] == 6) && v_#length_9[3] == 12) could not be translated [2023-11-12 00:51:00,095 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated [2023-11-12 00:51:00,095 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][3] could not be translated [2023-11-12 00:51:00,096 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][5] could not be translated [2023-11-12 00:51:00,096 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][1] could not be translated [2023-11-12 00:51:00,096 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#valid_15 : [int]int :: ((((#valid == v_#valid_15[~#volArray~0!base := 1] && v_#valid_15[~#volArray~0!base] == 0) && v_#valid_15[1] == 1) && v_#valid_15[2] == 1) && v_#valid_15[0] == 0) && v_#valid_15[3] == 1) could not be translated [2023-11-12 00:51:00,097 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][2] could not be translated [2023-11-12 00:51:00,097 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][4] could not be translated [2023-11-12 00:51:00,097 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][0] could not be translated [2023-11-12 00:51:00,097 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated [2023-11-12 00:51:00,097 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#length_9 : [int]int :: ((v_#length_9[1] == 2 && #length == v_#length_9[~#volArray~0!base := ~CELLCOUNT~0 % 1073741824 * 4]) && v_#length_9[2] == 6) && v_#length_9[3] == 12) could not be translated [2023-11-12 00:51:00,098 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated [2023-11-12 00:51:00,098 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][3] could not be translated [2023-11-12 00:51:00,098 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][5] could not be translated [2023-11-12 00:51:00,098 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][1] could not be translated [2023-11-12 00:51:00,098 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#valid_15 : [int]int :: ((((#valid == v_#valid_15[~#volArray~0!base := 1] && v_#valid_15[~#volArray~0!base] == 0) && v_#valid_15[1] == 1) && v_#valid_15[2] == 1) && v_#valid_15[0] == 0) && v_#valid_15[3] == 1) could not be translated [2023-11-12 00:51:00,099 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][2] could not be translated [2023-11-12 00:51:00,099 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][4] could not be translated [2023-11-12 00:51:00,099 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][0] could not be translated [2023-11-12 00:51:00,099 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated [2023-11-12 00:51:00,100 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#length_9 : [int]int :: ((v_#length_9[1] == 2 && #length == v_#length_9[~#volArray~0!base := ~CELLCOUNT~0 % 1073741824 * 4]) && v_#length_9[2] == 6) && v_#length_9[3] == 12) could not be translated [2023-11-12 00:51:00,100 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated [2023-11-12 00:51:00,100 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][3] could not be translated [2023-11-12 00:51:00,101 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][5] could not be translated [2023-11-12 00:51:00,102 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][1] could not be translated [2023-11-12 00:51:00,102 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#valid_15 : [int]int :: ((((#valid == v_#valid_15[~#volArray~0!base := 1] && v_#valid_15[~#volArray~0!base] == 0) && v_#valid_15[1] == 1) && v_#valid_15[2] == 1) && v_#valid_15[0] == 0) && v_#valid_15[3] == 1) could not be translated [2023-11-12 00:51:00,102 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][2] could not be translated [2023-11-12 00:51:00,103 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][4] could not be translated [2023-11-12 00:51:00,103 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][0] could not be translated [2023-11-12 00:51:00,103 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated [2023-11-12 00:51:00,103 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#length_9 : [int]int :: ((v_#length_9[1] == 2 && #length == v_#length_9[~#volArray~0!base := ~CELLCOUNT~0 % 1073741824 * 4]) && v_#length_9[2] == 6) && v_#length_9[3] == 12) could not be translated [2023-11-12 00:51:00,103 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated [2023-11-12 00:51:00,104 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][3] could not be translated [2023-11-12 00:51:00,104 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][5] could not be translated [2023-11-12 00:51:00,104 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][1] could not be translated [2023-11-12 00:51:00,104 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#valid_15 : [int]int :: ((((#valid == v_#valid_15[~#volArray~0!base := 1] && v_#valid_15[~#volArray~0!base] == 0) && v_#valid_15[1] == 1) && v_#valid_15[2] == 1) && v_#valid_15[0] == 0) && v_#valid_15[3] == 1) could not be translated [2023-11-12 00:51:00,105 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][2] could not be translated [2023-11-12 00:51:00,105 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][4] could not be translated [2023-11-12 00:51:00,105 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][0] could not be translated [2023-11-12 00:51:00,105 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated [2023-11-12 00:51:00,106 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#length_9 : [int]int :: ((v_#length_9[1] == 2 && #length == v_#length_9[~#volArray~0!base := ~CELLCOUNT~0 % 1073741824 * 4]) && v_#length_9[2] == 6) && v_#length_9[3] == 12) could not be translated [2023-11-12 00:51:00,106 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated [2023-11-12 00:51:00,106 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][3] could not be translated [2023-11-12 00:51:00,106 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][5] could not be translated [2023-11-12 00:51:00,106 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][1] could not be translated [2023-11-12 00:51:00,107 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#valid_15 : [int]int :: ((((#valid == v_#valid_15[~#volArray~0!base := 1] && v_#valid_15[~#volArray~0!base] == 0) && v_#valid_15[1] == 1) && v_#valid_15[2] == 1) && v_#valid_15[0] == 0) && v_#valid_15[3] == 1) could not be translated [2023-11-12 00:51:00,107 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][2] could not be translated [2023-11-12 00:51:00,107 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][4] could not be translated [2023-11-12 00:51:00,107 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][0] could not be translated [2023-11-12 00:51:00,108 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated [2023-11-12 00:51:00,108 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#length_9 : [int]int :: ((v_#length_9[1] == 2 && #length == v_#length_9[~#volArray~0!base := ~CELLCOUNT~0 % 1073741824 * 4]) && v_#length_9[2] == 6) && v_#length_9[3] == 12) could not be translated [2023-11-12 00:51:00,108 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated [2023-11-12 00:51:00,108 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[2][3] could not be translated Derived loop invariant: ((((((((((CELLCOUNT == ((CELLCOUNT / 3) * 3)) && (0 <= (j + 2147483648))) && (2 <= CELLCOUNT)) && (2 == MINVAL)) && (CELLCOUNT <= 2147483647)) && (2 <= i)) && (j <= 2)) && (i <= 715827882)) || (((((((0 <= (j + 2147483648)) && (2 <= CELLCOUNT)) && ((CELLCOUNT % 3) == 0)) && (i == 1)) && (2 == MINVAL)) && (CELLCOUNT <= 2147483647)) && ((j < 3) || (3 == j)))) || (((((((CELLCOUNT == ((CELLCOUNT / 3) * 3)) && (2 <= CELLCOUNT)) && (2 == MINVAL)) && (CELLCOUNT <= 2147483647)) && (3 == j)) && (2 <= i)) && (i <= 715827882))) RESULT: Ultimate proved your program to be correct! [2023-11-12 00:51:00,137 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b013c3de-2799-4baf-9860-0795bc21b5e2/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE