./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/gcd_2+newton_2_3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb95aabf-2c25-48d2-b567-366577cbf972/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb95aabf-2c25-48d2-b567-366577cbf972/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb95aabf-2c25-48d2-b567-366577cbf972/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb95aabf-2c25-48d2-b567-366577cbf972/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/combinations/gcd_2+newton_2_3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb95aabf-2c25-48d2-b567-366577cbf972/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb95aabf-2c25-48d2-b567-366577cbf972/bin/utaipan-verify-sOmjnqqW8E --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f6c5808fcdfedd93e514ea4bc51242b78bf5dcc9e332c7faf3dfcc4d6de127e2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 02:44:35,122 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 02:44:35,221 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb95aabf-2c25-48d2-b567-366577cbf972/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 02:44:35,231 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 02:44:35,231 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 02:44:35,285 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 02:44:35,288 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 02:44:35,289 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 02:44:35,289 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 02:44:35,290 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 02:44:35,290 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 02:44:35,291 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 02:44:35,291 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 02:44:35,291 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 02:44:35,291 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 02:44:35,292 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 02:44:35,292 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 02:44:35,292 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 02:44:35,293 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 02:44:35,293 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 02:44:35,293 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 02:44:35,293 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 02:44:35,294 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 02:44:35,294 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 02:44:35,294 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 02:44:35,294 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 02:44:35,295 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 02:44:35,295 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 02:44:35,295 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 02:44:35,295 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 02:44:35,295 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 02:44:35,296 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 02:44:35,296 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 02:44:35,296 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 02:44:35,296 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 02:44:35,296 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 02:44:35,296 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 02:44:35,296 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 02:44:35,296 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 02:44:35,297 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 02:44:35,297 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 02:44:35,297 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 02:44:35,297 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 02:44:35,297 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 02:44:35,297 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 02:44:35,297 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 02:44:35,297 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 02:44:35,297 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_eb95aabf-2c25-48d2-b567-366577cbf972/bin/utaipan-verify-sOmjnqqW8E 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 ! call(reach_error())) ) 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 -> f6c5808fcdfedd93e514ea4bc51242b78bf5dcc9e332c7faf3dfcc4d6de127e2 [2024-11-14 02:44:35,669 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 02:44:35,688 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 02:44:35,691 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 02:44:35,694 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 02:44:35,694 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 02:44:35,696 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb95aabf-2c25-48d2-b567-366577cbf972/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/combinations/gcd_2+newton_2_3.i Unable to find full path for "g++" [2024-11-14 02:44:37,843 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 02:44:38,163 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 02:44:38,165 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb95aabf-2c25-48d2-b567-366577cbf972/sv-benchmarks/c/combinations/gcd_2+newton_2_3.i [2024-11-14 02:44:38,182 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb95aabf-2c25-48d2-b567-366577cbf972/bin/utaipan-verify-sOmjnqqW8E/data/ed0f0eb99/2464ed77b73945f4b8f6691b46d45c5a/FLAG4f724ea65 [2024-11-14 02:44:38,203 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb95aabf-2c25-48d2-b567-366577cbf972/bin/utaipan-verify-sOmjnqqW8E/data/ed0f0eb99/2464ed77b73945f4b8f6691b46d45c5a [2024-11-14 02:44:38,206 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 02:44:38,208 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 02:44:38,210 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 02:44:38,210 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 02:44:38,216 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 02:44:38,217 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 02:44:38" (1/1) ... [2024-11-14 02:44:38,218 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6382aab7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:44:38, skipping insertion in model container [2024-11-14 02:44:38,218 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 02:44:38" (1/1) ... [2024-11-14 02:44:38,241 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 02:44:38,464 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb95aabf-2c25-48d2-b567-366577cbf972/sv-benchmarks/c/combinations/gcd_2+newton_2_3.i[1226,1239] [2024-11-14 02:44:38,512 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb95aabf-2c25-48d2-b567-366577cbf972/sv-benchmarks/c/combinations/gcd_2+newton_2_3.i[2841,2854] [2024-11-14 02:44:38,514 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 02:44:38,537 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 02:44:38,555 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb95aabf-2c25-48d2-b567-366577cbf972/sv-benchmarks/c/combinations/gcd_2+newton_2_3.i[1226,1239] [2024-11-14 02:44:38,584 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb95aabf-2c25-48d2-b567-366577cbf972/sv-benchmarks/c/combinations/gcd_2+newton_2_3.i[2841,2854] [2024-11-14 02:44:38,585 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 02:44:38,603 INFO L204 MainTranslator]: Completed translation [2024-11-14 02:44:38,604 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:44:38 WrapperNode [2024-11-14 02:44:38,604 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 02:44:38,605 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 02:44:38,606 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 02:44:38,606 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 02:44:38,614 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:44:38" (1/1) ... [2024-11-14 02:44:38,625 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:44:38" (1/1) ... [2024-11-14 02:44:38,657 INFO L138 Inliner]: procedures = 27, calls = 24, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 85 [2024-11-14 02:44:38,659 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 02:44:38,660 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 02:44:38,660 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 02:44:38,660 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 02:44:38,670 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:44:38" (1/1) ... [2024-11-14 02:44:38,672 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:44:38" (1/1) ... [2024-11-14 02:44:38,678 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:44:38" (1/1) ... [2024-11-14 02:44:38,678 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:44:38" (1/1) ... [2024-11-14 02:44:38,687 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:44:38" (1/1) ... [2024-11-14 02:44:38,695 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:44:38" (1/1) ... [2024-11-14 02:44:38,700 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:44:38" (1/1) ... [2024-11-14 02:44:38,701 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:44:38" (1/1) ... [2024-11-14 02:44:38,704 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 02:44:38,705 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 02:44:38,705 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 02:44:38,707 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 02:44:38,708 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:44:38" (1/1) ... [2024-11-14 02:44:38,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 02:44:38,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb95aabf-2c25-48d2-b567-366577cbf972/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 02:44:38,753 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb95aabf-2c25-48d2-b567-366577cbf972/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 02:44:38,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb95aabf-2c25-48d2-b567-366577cbf972/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 02:44:38,786 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 02:44:38,786 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-11-14 02:44:38,787 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-11-14 02:44:38,787 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-14 02:44:38,787 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-14 02:44:38,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 02:44:38,787 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 02:44:38,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 02:44:38,885 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 02:44:38,887 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 02:44:39,214 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-14 02:44:39,214 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 02:44:39,332 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 02:44:39,332 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 02:44:39,336 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:44:39 BoogieIcfgContainer [2024-11-14 02:44:39,336 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 02:44:39,339 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 02:44:39,341 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 02:44:39,347 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 02:44:39,348 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 02:44:38" (1/3) ... [2024-11-14 02:44:39,349 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46da334f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 02:44:39, skipping insertion in model container [2024-11-14 02:44:39,350 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:44:38" (2/3) ... [2024-11-14 02:44:39,350 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46da334f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 02:44:39, skipping insertion in model container [2024-11-14 02:44:39,350 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:44:39" (3/3) ... [2024-11-14 02:44:39,352 INFO L112 eAbstractionObserver]: Analyzing ICFG gcd_2+newton_2_3.i [2024-11-14 02:44:39,373 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 02:44:39,376 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG gcd_2+newton_2_3.i that has 3 procedures, 25 locations, 1 initial locations, 1 loop locations, and 2 error locations. [2024-11-14 02:44:39,458 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 02:44:39,478 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=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;@7ca1618d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 02:44:39,478 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-14 02:44:39,483 INFO L276 IsEmpty]: Start isEmpty. Operand has 25 states, 16 states have (on average 1.4375) internal successors, (23), 18 states have internal predecessors, (23), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2024-11-14 02:44:39,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-14 02:44:39,492 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:44:39,493 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2024-11-14 02:44:39,494 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:44:39,500 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:44:39,501 INFO L85 PathProgramCache]: Analyzing trace with hash -614492721, now seen corresponding path program 1 times [2024-11-14 02:44:39,511 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 02:44:39,511 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [290804250] [2024-11-14 02:44:39,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:44:39,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 02:44:39,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:44:39,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 02:44:39,988 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 02:44:39,995 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [290804250] [2024-11-14 02:44:39,995 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [290804250] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 02:44:39,996 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 02:44:39,996 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 02:44:40,002 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [773974444] [2024-11-14 02:44:40,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 02:44:40,006 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 02:44:40,007 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 02:44:40,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 02:44:40,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-14 02:44:40,040 INFO L87 Difference]: Start difference. First operand has 25 states, 16 states have (on average 1.4375) internal successors, (23), 18 states have internal predecessors, (23), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 02:44:40,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 02:44:40,151 INFO L93 Difference]: Finished difference Result 35 states and 43 transitions. [2024-11-14 02:44:40,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 02:44:40,155 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 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 6 [2024-11-14 02:44:40,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 02:44:40,162 INFO L225 Difference]: With dead ends: 35 [2024-11-14 02:44:40,162 INFO L226 Difference]: Without dead ends: 21 [2024-11-14 02:44:40,166 INFO L431 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 [2024-11-14 02:44:40,169 INFO L432 NwaCegarLoop]: 18 mSDtfsCounter, 0 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 52 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 [2024-11-14 02:44:40,170 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 52 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-14 02:44:40,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2024-11-14 02:44:40,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2024-11-14 02:44:40,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 13 states have (on average 1.1538461538461537) internal successors, (15), 14 states have internal predecessors, (15), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2024-11-14 02:44:40,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 23 transitions. [2024-11-14 02:44:40,219 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 23 transitions. Word has length 6 [2024-11-14 02:44:40,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 02:44:40,220 INFO L471 AbstractCegarLoop]: Abstraction has 21 states and 23 transitions. [2024-11-14 02:44:40,220 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 02:44:40,220 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2024-11-14 02:44:40,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-14 02:44:40,222 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:44:40,222 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-14 02:44:40,223 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 02:44:40,223 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:44:40,224 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:44:40,224 INFO L85 PathProgramCache]: Analyzing trace with hash -1935812211, now seen corresponding path program 1 times [2024-11-14 02:44:40,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 02:44:40,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906061003] [2024-11-14 02:44:40,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:44:40,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 02:44:40,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:44:40,697 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 02:44:40,698 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 02:44:40,698 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1906061003] [2024-11-14 02:44:40,698 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1906061003] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 02:44:40,698 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [671895235] [2024-11-14 02:44:40,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:44:40,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 02:44:40,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb95aabf-2c25-48d2-b567-366577cbf972/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 02:44:40,701 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb95aabf-2c25-48d2-b567-366577cbf972/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 02:44:40,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb95aabf-2c25-48d2-b567-366577cbf972/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 02:44:40,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:44:40,815 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-14 02:44:40,821 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 02:44:41,439 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 02:44:41,439 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 02:44:41,585 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 02:44:41,585 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [671895235] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 02:44:41,585 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1050659513] [2024-11-14 02:44:41,611 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2024-11-14 02:44:41,611 INFO L166 IcfgInterpreter]: Building call graph [2024-11-14 02:44:41,615 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-14 02:44:41,620 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-14 02:44:41,621 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-14 02:44:44,320 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-14 02:44:44,719 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '159#(<= 1 |#StackHeapBarrier|)' at error location [2024-11-14 02:44:44,720 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2024-11-14 02:44:44,720 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 02:44:44,720 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 13 [2024-11-14 02:44:44,721 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1702634769] [2024-11-14 02:44:44,721 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 02:44:44,722 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 02:44:44,722 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 02:44:44,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 02:44:44,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=259, Unknown=0, NotChecked=0, Total=306 [2024-11-14 02:44:44,724 INFO L87 Difference]: Start difference. First operand 21 states and 23 transitions. Second operand has 13 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 13 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 02:44:44,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 02:44:44,975 INFO L93 Difference]: Finished difference Result 29 states and 33 transitions. [2024-11-14 02:44:44,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 02:44:44,976 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 13 states have internal predecessors, (16), 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 7 [2024-11-14 02:44:44,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 02:44:44,977 INFO L225 Difference]: With dead ends: 29 [2024-11-14 02:44:44,978 INFO L226 Difference]: Without dead ends: 24 [2024-11-14 02:44:44,978 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=58, Invalid=322, Unknown=0, NotChecked=0, Total=380 [2024-11-14 02:44:44,979 INFO L432 NwaCegarLoop]: 14 mSDtfsCounter, 0 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 125 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-14 02:44:44,981 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 125 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-14 02:44:44,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2024-11-14 02:44:44,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2024-11-14 02:44:44,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 16 states have (on average 1.125) internal successors, (18), 17 states have internal predecessors, (18), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2024-11-14 02:44:44,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 26 transitions. [2024-11-14 02:44:44,997 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 26 transitions. Word has length 7 [2024-11-14 02:44:44,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 02:44:44,997 INFO L471 AbstractCegarLoop]: Abstraction has 24 states and 26 transitions. [2024-11-14 02:44:44,997 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 13 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 02:44:44,998 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 26 transitions. [2024-11-14 02:44:44,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-14 02:44:44,999 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:44:44,999 INFO L215 NwaCegarLoop]: trace histogram [4, 1, 1, 1, 1, 1, 1] [2024-11-14 02:44:45,027 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb95aabf-2c25-48d2-b567-366577cbf972/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-14 02:44:45,203 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb95aabf-2c25-48d2-b567-366577cbf972/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-11-14 02:44:45,204 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:44:45,205 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:44:45,205 INFO L85 PathProgramCache]: Analyzing trace with hash 1521587535, now seen corresponding path program 2 times [2024-11-14 02:44:45,207 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 02:44:45,207 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844818325] [2024-11-14 02:44:45,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:44:45,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 02:44:45,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:44:47,963 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 02:44:47,964 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 02:44:47,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844818325] [2024-11-14 02:44:47,964 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [844818325] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 02:44:47,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2104767591] [2024-11-14 02:44:47,965 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-14 02:44:47,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 02:44:47,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb95aabf-2c25-48d2-b567-366577cbf972/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 02:44:47,968 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb95aabf-2c25-48d2-b567-366577cbf972/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 02:44:47,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb95aabf-2c25-48d2-b567-366577cbf972/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-14 02:44:48,120 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-11-14 02:44:48,121 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 02:44:48,123 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-14 02:44:48,126 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 02:45:20,113 WARN L851 $PredicateComparison]: unable to prove that (and (let ((.cse26 (* |c_ULTIMATE.start_gcd_test_~a#1| 255))) (let ((.cse11 (mod |c_ULTIMATE.start_gcd_test_~a#1| 256)) (.cse12 (mod .cse26 256))) (let ((.cse19 (= |c_ULTIMATE.start_gcd_test_~b#1| 0)) (.cse29 (<= 128 .cse12)) (.cse30 (<= .cse11 127)) (.cse6 (+ |c_ULTIMATE.start_gcd_test_~b#1| 256)) (.cse2 (* |c_ULTIMATE.start_main1_~y~0#1| 255)) (.cse31 (<= 0 |c_ULTIMATE.start_gcd_test_~a#1|))) (or (and (let ((.cse22 (mod .cse2 256))) (or (and (let ((.cse0 (<= (+ |c_ULTIMATE.start_gcd_test_~a#1| 1) 0)) (.cse1 (+ |c_ULTIMATE.start_gcd_test_~a#1| 256)) (.cse3 (+ .cse22 (- 256)))) (or (and .cse0 (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse5 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse3))) (let ((.cse4 (+ (- 256) (mod (+ .cse2 .cse5) 256)))) (let ((.cse7 (mod .cse4 |c_ULTIMATE.start_gcd_test_~a#1|))) (and (= .cse1 (mod (+ .cse2 (mod .cse3 .cse4) .cse5) 256)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (<= 128 (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse5) 256)) (= .cse6 (mod (+ .cse7 |c_ULTIMATE.start_gcd_test_~a#1|) 256)) (not (= .cse7 0))))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse9 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse3))) (let ((.cse8 (+ (- 256) (mod (+ .cse2 .cse9) 256)))) (let ((.cse10 (mod .cse8 |c_ULTIMATE.start_gcd_test_~a#1|))) (and (= .cse1 (mod (+ .cse2 (mod .cse3 .cse8) .cse9) 256)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (<= (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse9) 256) 127) (= .cse6 (mod (+ .cse10 |c_ULTIMATE.start_gcd_test_~a#1|) 256)) (not (= .cse10 0))))))) (and (<= 128 .cse11) (<= .cse12 127) (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse14 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse3))) (let ((.cse15 (+ (- 256) (mod (+ .cse2 .cse14) 256)))) (let ((.cse13 (mod .cse3 .cse15))) (and (= .cse1 (mod (+ .cse2 .cse13 .cse14) 256)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (= (mod .cse15 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (not (= .cse13 0)) (<= 128 (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse14) 256))))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse17 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse3))) (let ((.cse18 (+ (- 256) (mod (+ .cse2 .cse17) 256)))) (let ((.cse16 (mod .cse3 .cse18))) (and (= .cse1 (mod (+ .cse2 .cse16 .cse17) 256)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (<= (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse17) 256) 127) (= (mod .cse18 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (not (= .cse16 0)))))))) .cse19))) (and .cse0 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse21 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse3))) (let ((.cse20 (mod .cse3 .cse21))) (and (not (= .cse20 0)) (not (= .cse21 0)) (= (mod .cse21 |c_ULTIMATE.start_gcd_test_~a#1|) |c_ULTIMATE.start_gcd_test_~b#1|) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|) (= .cse1 (mod (+ .cse20 (* 255 .cse21)) 256))))))))) (<= 128 .cse22)) (and (or (and (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse25 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse22))) (let ((.cse23 (+ (- 256) (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse25) 256)))) (let ((.cse24 (mod .cse23 |c_ULTIMATE.start_gcd_test_~a#1|))) (and (= (mod .cse22 .cse23) |c_ULTIMATE.start_gcd_test_~a#1|) (not (= .cse24 0)) (<= (+ .cse22 .cse25) 127) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (= (mod (+ .cse26 .cse24) 256) .cse6)))))) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse28 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse22))) (let ((.cse27 (+ (- 256) (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse28) 256)))) (and (= (mod .cse22 .cse27) |c_ULTIMATE.start_gcd_test_~a#1|) (<= (+ .cse22 .cse28) 127) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (= (mod .cse27 |c_ULTIMATE.start_gcd_test_~a#1|) 0))))) .cse19 .cse29 .cse30)) .cse31) (and .cse31 (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse32 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse22))) (and (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse22 .cse32)) (<= 128 (+ .cse22 .cse32)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|) (= (mod .cse32 |c_ULTIMATE.start_gcd_test_~a#1|) |c_ULTIMATE.start_gcd_test_~b#1|)))) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse33 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse22))) (and (= (mod .cse33 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse22 .cse33)) (<= 128 (+ .cse22 .cse33)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|)))) .cse19 .cse29 .cse30))) (and (or (and .cse19 .cse29 .cse30 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse35 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse22))) (let ((.cse34 (+ (- 256) (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse35) 256)))) (and (= (mod .cse22 .cse34) |c_ULTIMATE.start_gcd_test_~a#1|) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (<= 128 (+ .cse22 .cse35)) (= (mod .cse34 |c_ULTIMATE.start_gcd_test_~a#1|) 0)))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse38 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse22))) (let ((.cse36 (+ (- 256) (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse38) 256)))) (let ((.cse37 (mod .cse36 |c_ULTIMATE.start_gcd_test_~a#1|))) (and (= (mod .cse22 .cse36) |c_ULTIMATE.start_gcd_test_~a#1|) (not (= .cse37 0)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (<= 128 (+ .cse22 .cse38)) (= (mod (+ .cse26 .cse37) 256) .cse6))))))) .cse31) (and (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse39 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse22))) (and (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse22 .cse39)) (<= (+ .cse22 .cse39) 127) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|) (not (= .cse39 0)) (= (mod .cse39 |c_ULTIMATE.start_gcd_test_~a#1|) |c_ULTIMATE.start_gcd_test_~b#1|)))) (and .cse19 .cse29 .cse30 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse40 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse22))) (and (= (mod .cse40 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse22 .cse40)) (<= (+ .cse22 .cse40) 127) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|) (not (= .cse40 0))))))) .cse31)) (not (= .cse22 0)) (<= .cse22 127)))) (<= (+ |c_ULTIMATE.start_main1_~y~0#1| 1) 0)) (and (not (= |c_ULTIMATE.start_main1_~y~0#1| 0)) (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse41 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| |c_ULTIMATE.start_main1_~y~0#1|))) (let ((.cse43 (+ (- 256) (mod (+ .cse2 .cse41) 256)))) (let ((.cse42 (mod .cse43 |c_ULTIMATE.start_gcd_test_~a#1|))) (and (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (<= (+ |c_ULTIMATE.start_main1_~y~0#1| .cse41) 127) (= (mod (+ .cse26 .cse42) 256) .cse6) (not (= .cse42 0)) (= (mod |c_ULTIMATE.start_main1_~y~0#1| .cse43) |c_ULTIMATE.start_gcd_test_~a#1|)))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse44 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| |c_ULTIMATE.start_main1_~y~0#1|))) (and (<= (+ |c_ULTIMATE.start_main1_~y~0#1| .cse44) 127) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod .cse44 |c_ULTIMATE.start_gcd_test_~a#1|)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod |c_ULTIMATE.start_main1_~y~0#1| .cse44)) (not (= .cse44 0))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse45 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| |c_ULTIMATE.start_main1_~y~0#1|))) (and (= |c_ULTIMATE.start_gcd_test_~b#1| (mod .cse45 |c_ULTIMATE.start_gcd_test_~a#1|)) (<= 128 (+ |c_ULTIMATE.start_main1_~y~0#1| .cse45)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod |c_ULTIMATE.start_main1_~y~0#1| .cse45))))) (and .cse19 .cse29 (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse47 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| |c_ULTIMATE.start_main1_~y~0#1|))) (let ((.cse46 (+ (- 256) (mod (+ .cse2 .cse47) 256)))) (and (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (= (mod .cse46 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (<= 128 (+ |c_ULTIMATE.start_main1_~y~0#1| .cse47)) (= (mod |c_ULTIMATE.start_main1_~y~0#1| .cse46) |c_ULTIMATE.start_gcd_test_~a#1|))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse48 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| |c_ULTIMATE.start_main1_~y~0#1|))) (and (= (mod .cse48 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (<= (+ |c_ULTIMATE.start_main1_~y~0#1| .cse48) 127) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod |c_ULTIMATE.start_main1_~y~0#1| .cse48)) (not (= .cse48 0))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse49 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| |c_ULTIMATE.start_main1_~y~0#1|))) (let ((.cse50 (+ (- 256) (mod (+ .cse2 .cse49) 256)))) (and (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (<= (+ |c_ULTIMATE.start_main1_~y~0#1| .cse49) 127) (= (mod .cse50 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (= (mod |c_ULTIMATE.start_main1_~y~0#1| .cse50) |c_ULTIMATE.start_gcd_test_~a#1|))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse51 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| |c_ULTIMATE.start_main1_~y~0#1|))) (and (= (mod .cse51 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (<= 128 (+ |c_ULTIMATE.start_main1_~y~0#1| .cse51)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod |c_ULTIMATE.start_main1_~y~0#1| .cse51)))))) .cse30) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse53 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| |c_ULTIMATE.start_main1_~y~0#1|))) (let ((.cse54 (+ (- 256) (mod (+ .cse2 .cse53) 256)))) (let ((.cse52 (mod .cse54 |c_ULTIMATE.start_gcd_test_~a#1|))) (and (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (= (mod (+ .cse26 .cse52) 256) .cse6) (not (= .cse52 0)) (<= 128 (+ |c_ULTIMATE.start_main1_~y~0#1| .cse53)) (= (mod |c_ULTIMATE.start_main1_~y~0#1| .cse54) |c_ULTIMATE.start_gcd_test_~a#1|))))))) .cse31 (<= 0 |c_ULTIMATE.start_main1_~y~0#1|)))))) (<= |c_ULTIMATE.start_main1_~y~0#1| 127) (not (= |c_ULTIMATE.start_gcd_test_~a#1| 0))) is different from false [2024-11-14 02:45:48,457 WARN L851 $PredicateComparison]: unable to prove that (and (<= |c_ULTIMATE.start_main1_~y~0#1| 127) (not (= |c_ULTIMATE.start_gcd_test_~a#1| 0)) (let ((.cse7 (+ |c_ULTIMATE.start_gcd_test_~a#1| 256)) (.cse15 (<= (+ |c_ULTIMATE.start_gcd_test_~a#1| 1) 0)) (.cse0 (<= 0 |c_ULTIMATE.start_gcd_test_~a#1|)) (.cse10 (* |c_ULTIMATE.start_main1_~y~0#1| 255))) (or (and (not (= |c_ULTIMATE.start_main1_~y~0#1| 0)) (or (and .cse0 (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse1 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| |c_ULTIMATE.start_main1_~y~0#1|))) (let ((.cse2 (mod |c_ULTIMATE.start_main1_~y~0#1| .cse1))) (and (<= (+ |c_ULTIMATE.start_main1_~y~0#1| .cse1) 127) (= (mod .cse1 .cse2) |c_ULTIMATE.start_gcd_test_~a#1|) (not (= .cse2 0)) (= (mod .cse2 |c_ULTIMATE.start_gcd_test_~a#1|) |c_ULTIMATE.start_gcd_test_~b#1|) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse3 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| |c_ULTIMATE.start_main1_~y~0#1|))) (let ((.cse4 (mod |c_ULTIMATE.start_main1_~y~0#1| .cse3))) (and (= (mod .cse3 .cse4) |c_ULTIMATE.start_gcd_test_~a#1|) (not (= .cse4 0)) (= (mod .cse4 |c_ULTIMATE.start_gcd_test_~a#1|) |c_ULTIMATE.start_gcd_test_~b#1|) (<= 128 (+ |c_ULTIMATE.start_main1_~y~0#1| .cse3)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|))))))) (and (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse8 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| |c_ULTIMATE.start_main1_~y~0#1|))) (let ((.cse9 (+ (- 256) (mod (+ .cse10 .cse8) 256)))) (let ((.cse6 (mod |c_ULTIMATE.start_main1_~y~0#1| .cse9))) (let ((.cse5 (mod .cse9 .cse6))) (and (= (mod (+ .cse5 (* .cse6 255)) 256) .cse7) (not (= .cse5 0)) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod .cse6 |c_ULTIMATE.start_gcd_test_~a#1|)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (not (= .cse6 0)) (<= 128 (+ |c_ULTIMATE.start_main1_~y~0#1| .cse8)))))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse13 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| |c_ULTIMATE.start_main1_~y~0#1|))) (let ((.cse14 (+ (- 256) (mod (+ .cse10 .cse13) 256)))) (let ((.cse12 (mod |c_ULTIMATE.start_main1_~y~0#1| .cse14))) (let ((.cse11 (mod .cse14 .cse12))) (and (= (mod (+ .cse11 (* .cse12 255)) 256) .cse7) (not (= .cse11 0)) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod .cse12 |c_ULTIMATE.start_gcd_test_~a#1|)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (<= (+ |c_ULTIMATE.start_main1_~y~0#1| .cse13) 127) (not (= .cse12 0))))))))) .cse15)) (<= 0 |c_ULTIMATE.start_main1_~y~0#1|)) (and (let ((.cse30 (mod .cse10 256))) (let ((.cse16 (+ |c_ULTIMATE.start_gcd_test_~b#1| 256)) (.cse58 (= |c_ULTIMATE.start_gcd_test_~b#1| 0)) (.cse22 (+ .cse30 (- 256))) (.cse28 (<= 128 .cse30)) (.cse38 (not (= .cse30 0))) (.cse39 (<= .cse30 127))) (or (and (or (and (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse21 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse22))) (let ((.cse18 (+ (- 256) (mod (+ .cse10 .cse21) 256)))) (let ((.cse20 (mod .cse22 .cse18))) (let ((.cse19 (+ (mod (+ .cse10 .cse20 .cse21) 256) (- 256)))) (let ((.cse17 (mod .cse19 |c_ULTIMATE.start_gcd_test_~a#1|))) (and (= .cse16 (mod (+ |c_ULTIMATE.start_gcd_test_~a#1| .cse17) 256)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (= .cse7 (mod (+ (mod .cse18 .cse19) .cse10 .cse20 .cse21) 256)) (<= 128 (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse21) 256)) (not (= .cse17 0))))))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse24 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse22))) (let ((.cse25 (+ (- 256) (mod (+ .cse10 .cse24) 256)))) (let ((.cse27 (mod .cse22 .cse25))) (let ((.cse26 (+ (mod (+ .cse10 .cse27 .cse24) 256) (- 256)))) (let ((.cse23 (mod .cse26 |c_ULTIMATE.start_gcd_test_~a#1|))) (and (= .cse16 (mod (+ |c_ULTIMATE.start_gcd_test_~a#1| .cse23) 256)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (<= (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse24) 256) 127) (= .cse7 (mod (+ (mod .cse25 .cse26) .cse10 .cse27 .cse24) 256)) (not (= .cse23 0)))))))))) .cse28) (and (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse31 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse30))) (let ((.cse33 (+ (- 256) (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse31) 256)))) (let ((.cse32 (mod .cse30 .cse33))) (let ((.cse29 (mod .cse33 .cse32))) (and (not (= .cse29 0)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (<= 128 (+ .cse30 .cse31)) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod .cse32 |c_ULTIMATE.start_gcd_test_~a#1|)) (not (= .cse32 0)) (= .cse7 (mod (+ .cse29 (* .cse32 255)) 256)))))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse35 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse30))) (let ((.cse37 (+ (- 256) (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse35) 256)))) (let ((.cse36 (mod .cse30 .cse37))) (let ((.cse34 (mod .cse37 .cse36))) (and (not (= .cse34 0)) (<= (+ .cse30 .cse35) 127) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod .cse36 |c_ULTIMATE.start_gcd_test_~a#1|)) (not (= .cse36 0)) (= .cse7 (mod (+ .cse34 (* .cse36 255)) 256))))))))) .cse38 .cse39) (and (<= 128 (mod |c_ULTIMATE.start_gcd_test_~a#1| 256)) (or (and .cse38 (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse42 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse30))) (let ((.cse43 (+ (- 256) (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse42) 256)))) (let ((.cse41 (mod .cse30 .cse43))) (let ((.cse40 (mod .cse43 .cse41))) (and (not (= .cse40 0)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (= 0 (mod .cse41 |c_ULTIMATE.start_gcd_test_~a#1|)) (<= 128 (+ .cse30 .cse42)) (not (= .cse41 0)) (= .cse7 (mod (+ .cse40 (* .cse41 255)) 256)))))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse45 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse30))) (let ((.cse47 (+ (- 256) (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse45) 256)))) (let ((.cse46 (mod .cse30 .cse47))) (let ((.cse44 (mod .cse47 .cse46))) (and (not (= .cse44 0)) (<= (+ .cse30 .cse45) 127) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (= 0 (mod .cse46 |c_ULTIMATE.start_gcd_test_~a#1|)) (not (= .cse46 0)) (= .cse7 (mod (+ .cse44 (* .cse46 255)) 256))))))))) .cse39) (and (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse49 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse22))) (let ((.cse52 (+ (- 256) (mod (+ .cse10 .cse49) 256)))) (let ((.cse51 (mod .cse22 .cse52))) (let ((.cse50 (+ (mod (+ .cse10 .cse51 .cse49) 256) (- 256)))) (let ((.cse48 (mod .cse52 .cse50))) (and (not (= .cse48 0)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (<= (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse49) 256) 127) (= (mod .cse50 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (= .cse7 (mod (+ .cse48 .cse10 .cse51 .cse49) 256))))))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse56 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse22))) (let ((.cse57 (+ (- 256) (mod (+ .cse10 .cse56) 256)))) (let ((.cse55 (mod .cse22 .cse57))) (let ((.cse54 (+ (mod (+ .cse10 .cse55 .cse56) 256) (- 256)))) (let ((.cse53 (mod .cse57 .cse54))) (and (not (= .cse53 0)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (= (mod .cse54 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (= .cse7 (mod (+ .cse53 .cse10 .cse55 .cse56) 256)) (<= 128 (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse56) 256)))))))))) .cse28)) .cse58)) .cse15) (and .cse0 (let ((.cse62 (* |c_ULTIMATE.start_gcd_test_~a#1| 255))) (or (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse59 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse22))) (let ((.cse60 (+ (mod (+ (mod .cse22 .cse59) (* 255 .cse59)) 256) (- 256)))) (let ((.cse61 (mod .cse60 |c_ULTIMATE.start_gcd_test_~a#1|))) (and (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse59 .cse60)) (= (mod (+ .cse61 .cse62) 256) .cse16) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|) (not (= .cse61 0))))))) .cse28) (and .cse58 (or (and .cse38 (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse64 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse30))) (let ((.cse63 (mod .cse30 .cse64))) (and (not (= .cse63 0)) (= (mod .cse63 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse64 .cse63)) (<= 128 (+ .cse30 .cse64)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse66 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse30))) (let ((.cse65 (mod .cse30 .cse66))) (and (not (= .cse65 0)) (= (mod .cse65 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (<= (+ .cse30 .cse66) 127) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse66 .cse65)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|)))))) .cse39) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse67 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse22))) (let ((.cse68 (+ (mod (+ (mod .cse22 .cse67) (* 255 .cse67)) 256) (- 256)))) (and (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse67 .cse68)) (= (mod .cse68 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|))))) .cse28)) (<= 128 (mod .cse62 256))) (and (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse70 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse30))) (let ((.cse69 (mod .cse30 .cse70))) (and (not (= .cse69 0)) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse70 .cse69)) (<= 128 (+ .cse30 .cse70)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|) (= (mod .cse69 |c_ULTIMATE.start_gcd_test_~a#1|) |c_ULTIMATE.start_gcd_test_~b#1|))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse72 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse30))) (let ((.cse71 (mod .cse30 .cse72))) (and (not (= .cse71 0)) (<= (+ .cse30 .cse72) 127) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse72 .cse71)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|) (= (mod .cse71 |c_ULTIMATE.start_gcd_test_~a#1|) |c_ULTIMATE.start_gcd_test_~b#1|)))))) .cse38 .cse39))))))) (<= (+ |c_ULTIMATE.start_main1_~y~0#1| 1) 0))))) is different from false [2024-11-14 02:46:00,632 WARN L851 $PredicateComparison]: unable to prove that (and (not (= |c_ULTIMATE.start_main1_~g~0#1| 0)) (<= |c_ULTIMATE.start_main1_~y~0#1| 127) (<= |c_ULTIMATE.start_main1_~g~0#1| 127) (let ((.cse0 (<= (+ |c_ULTIMATE.start_main1_~g~0#1| 1) 0)) (.cse6 (+ 256 |c_ULTIMATE.start_main1_~g~0#1|)) (.cse4 (* |c_ULTIMATE.start_main1_~y~0#1| 255)) (.cse33 (<= 0 |c_ULTIMATE.start_main1_~g~0#1|))) (or (and (<= (+ |c_ULTIMATE.start_main1_~y~0#1| 1) 0) (let ((.cse18 (mod .cse4 256))) (let ((.cse25 (not (= .cse18 0))) (.cse26 (<= .cse18 127)) (.cse9 (+ .cse18 (- 256))) (.cse15 (<= 128 .cse18))) (or (and .cse0 (let ((.cse1 (and (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse19 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse18))) (let ((.cse20 (+ (- 256) (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse19) 256)))) (let ((.cse17 (mod .cse18 .cse20))) (let ((.cse16 (mod .cse20 .cse17))) (and (not (= .cse16 0)) (= (mod .cse17 |c_ULTIMATE.start_main1_~g~0#1|) 0) (= .cse6 (mod (+ .cse16 (* .cse17 255)) 256)) (<= (+ .cse18 .cse19) 127) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (not (= .cse17 0)))))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse23 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse18))) (let ((.cse24 (+ (- 256) (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse23) 256)))) (let ((.cse22 (mod .cse18 .cse24))) (let ((.cse21 (mod .cse24 .cse22))) (and (not (= .cse21 0)) (= (mod .cse22 |c_ULTIMATE.start_main1_~g~0#1|) 0) (= .cse6 (mod (+ .cse21 (* .cse22 255)) 256)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (<= 128 (+ .cse18 .cse23)) (not (= .cse22 0))))))))) .cse25 .cse26))) (or .cse1 (and (<= 128 (mod |c_ULTIMATE.start_main1_~g~0#1| 256)) (or .cse1 (and (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse3 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse9))) (let ((.cse8 (+ (- 256) (mod (+ .cse4 .cse3) 256)))) (let ((.cse5 (mod .cse9 .cse8))) (let ((.cse7 (+ (mod (+ .cse4 .cse5 .cse3) 256) (- 256)))) (let ((.cse2 (mod .cse8 .cse7))) (and (not (= .cse2 0)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (<= 128 (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse3) 256)) (= (mod (+ .cse2 .cse4 .cse5 .cse3) 256) .cse6) (= (mod .cse7 |c_ULTIMATE.start_main1_~g~0#1|) 0)))))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse11 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse9))) (let ((.cse14 (+ (- 256) (mod (+ .cse4 .cse11) 256)))) (let ((.cse12 (mod .cse9 .cse14))) (let ((.cse13 (+ (mod (+ .cse4 .cse12 .cse11) 256) (- 256)))) (let ((.cse10 (mod .cse14 .cse13))) (and (not (= .cse10 0)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (<= (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse11) 256) 127) (= (mod (+ .cse10 .cse4 .cse12 .cse11) 256) .cse6) (= (mod .cse13 |c_ULTIMATE.start_main1_~g~0#1|) 0))))))))) .cse15)))))) (and (or (and (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse28 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse18))) (let ((.cse27 (mod .cse18 .cse28))) (and (not (= .cse27 0)) (<= (+ .cse18 .cse28) 127) (= |c_ULTIMATE.start_main1_~g~0#1| (mod .cse28 .cse27)) (= (mod .cse27 |c_ULTIMATE.start_main1_~g~0#1|) 0) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse30 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse18))) (let ((.cse29 (mod .cse18 .cse30))) (and (not (= .cse29 0)) (= |c_ULTIMATE.start_main1_~g~0#1| (mod .cse30 .cse29)) (<= 128 (+ .cse18 .cse30)) (= (mod .cse29 |c_ULTIMATE.start_main1_~g~0#1|) 0) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|)))))) .cse25 .cse26) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse31 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse9))) (let ((.cse32 (+ (mod (+ (mod .cse9 .cse31) (* 255 .cse31)) 256) (- 256)))) (and (= |c_ULTIMATE.start_main1_~g~0#1| (mod .cse31 .cse32)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|) (= (mod .cse32 |c_ULTIMATE.start_main1_~g~0#1|) 0))))) .cse15)) .cse33))))) (and (not (= |c_ULTIMATE.start_main1_~y~0#1| 0)) (or (and .cse0 (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse36 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| |c_ULTIMATE.start_main1_~y~0#1|))) (let ((.cse37 (+ (- 256) (mod (+ .cse4 .cse36) 256)))) (let ((.cse35 (mod |c_ULTIMATE.start_main1_~y~0#1| .cse37))) (let ((.cse34 (mod .cse37 .cse35))) (and (not (= .cse34 0)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (not (= .cse35 0)) (= (mod (+ .cse34 (* .cse35 255)) 256) .cse6) (<= 128 (+ |c_ULTIMATE.start_main1_~y~0#1| .cse36)) (= (mod .cse35 |c_ULTIMATE.start_main1_~g~0#1|) 0))))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse39 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| |c_ULTIMATE.start_main1_~y~0#1|))) (let ((.cse41 (+ (- 256) (mod (+ .cse4 .cse39) 256)))) (let ((.cse40 (mod |c_ULTIMATE.start_main1_~y~0#1| .cse41))) (let ((.cse38 (mod .cse41 .cse40))) (and (not (= .cse38 0)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (<= (+ |c_ULTIMATE.start_main1_~y~0#1| .cse39) 127) (not (= .cse40 0)) (= (mod (+ .cse38 (* .cse40 255)) 256) .cse6) (= (mod .cse40 |c_ULTIMATE.start_main1_~g~0#1|) 0))))))))) (and (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse42 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| |c_ULTIMATE.start_main1_~y~0#1|))) (let ((.cse43 (mod |c_ULTIMATE.start_main1_~y~0#1| .cse42))) (and (<= (+ |c_ULTIMATE.start_main1_~y~0#1| .cse42) 127) (not (= .cse43 0)) (= (mod .cse42 .cse43) |c_ULTIMATE.start_main1_~g~0#1|) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|) (= (mod .cse43 |c_ULTIMATE.start_main1_~g~0#1|) 0))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse45 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| |c_ULTIMATE.start_main1_~y~0#1|))) (let ((.cse44 (mod |c_ULTIMATE.start_main1_~y~0#1| .cse45))) (and (not (= .cse44 0)) (= (mod .cse45 .cse44) |c_ULTIMATE.start_main1_~g~0#1|) (<= 128 (+ |c_ULTIMATE.start_main1_~y~0#1| .cse45)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|) (= (mod .cse44 |c_ULTIMATE.start_main1_~g~0#1|) 0)))))) .cse33)) (<= 0 |c_ULTIMATE.start_main1_~y~0#1|))))) is different from false [2024-11-14 02:46:03,441 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 7 not checked. [2024-11-14 02:46:03,441 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 02:46:54,791 WARN L286 SmtUtils]: Spent 34.08s on a formula simplification. DAG size of input: 81 DAG size of output: 53 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 02:47:28,943 WARN L851 $PredicateComparison]: unable to prove that (or (let ((.cse24 (mod |c_ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse26 (mod (+ .cse24 (* |c_ULTIMATE.start_gcd_test_~b#1| 255)) 256))) (let ((.cse27 (+ (- 256) .cse26))) (let ((.cse23 (+ |c_ULTIMATE.start_gcd_test_~a#1| 1)) (.cse28 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse27)) (.cse12 (+ |c_ULTIMATE.start_main1_~y~0#1| 1)) (.cse29 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse26))) (let ((.cse25 (mod (+ .cse24 |c_ULTIMATE.start_gcd_test_~b#1|) 256)) (.cse19 (not (= (mod .cse26 (mod .cse29 256)) 0))) (.cse20 (< .cse29 .cse12)) (.cse21 (= .cse26 0)) (.cse16 (< .cse28 .cse12)) (.cse17 (< 0 .cse23)) (.cse18 (not (= 0 (mod .cse27 (mod .cse28 256)))))) (let ((.cse8 (< .cse26 128)) (.cse10 (or .cse16 .cse17 .cse18)) (.cse1 (< 127 .cse26)) (.cse6 (or .cse19 .cse20 .cse21 .cse17)) (.cse4 (< 127 .cse25)) (.cse3 (< |c_ULTIMATE.start_gcd_test_~b#1| 0)) (.cse5 (< .cse25 128)) (.cse0 (mod .cse24 256))) (and (or (< .cse0 128) (let ((.cse7 (let ((.cse13 (+ (- 256) .cse0))) (let ((.cse11 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse13))) (or (< |c_ULTIMATE.start_gcd_test_~a#1| 0) (< .cse11 .cse12) (not (= (mod .cse13 (mod .cse11 256)) 0))))))) (and (or .cse1 (let ((.cse2 (and .cse6 .cse7))) (and (or .cse2 .cse3 .cse4) (or .cse2 .cse3 .cse5)))) (or .cse8 (let ((.cse9 (and .cse7 .cse10))) (and (or .cse9 .cse3 .cse5) (or .cse9 .cse3 .cse4))))))) (or (< 127 .cse0) (let ((.cse15 (= .cse24 0))) (let ((.cse14 (let ((.cse22 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse0))) (or (< .cse22 .cse12) (and (<= .cse23 0) (not .cse15)) (not (= (mod .cse0 (mod .cse22 256)) 0)) (= .cse0 0))))) (and (or .cse8 (and (or .cse3 .cse5 (and .cse10 .cse14)) (or (and (or .cse15 .cse16 .cse17 .cse18) .cse14) .cse3))) (or .cse1 (and (or (and .cse6 .cse14) .cse3 .cse4) (or (and (or .cse19 .cse15 .cse20 .cse21 .cse17) .cse14) .cse3 .cse5)))))))))))))) (< |c_ULTIMATE.start_main1_~y~0#1| 1) (= |c_ULTIMATE.start_gcd_test_~b#1| 0)) is different from false [2024-11-14 02:53:14,616 WARN L873 $PredicateComparison]: unable to prove that (or (< |c_ULTIMATE.start_main1_~y~0#1| 1) (= |c_ULTIMATE.start_gcd_test_~b#1| 0) (let ((.cse48 (< |c_ULTIMATE.start_gcd_test_~b#1| 0)) (.cse0 (< 0 (+ |c_ULTIMATE.start_gcd_test_~b#1| 1))) (.cse7 (+ |c_ULTIMATE.start_main1_~y~0#1| 1)) (.cse4 (* |c_ULTIMATE.start_gcd_test_~b#1| 255))) (and (or .cse0 (and (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse1 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse3 (mod .cse1 256))) (let ((.cse2 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse3))) (let ((.cse5 (+ (mod (+ (* .cse1 255) .cse2) 256) (- 256)))) (let ((.cse6 (mod .cse3 .cse5))) (or (< (mod (+ .cse1 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 128) (< (mod (+ .cse1 .cse2) 256) 128) (< |ULTIMATE.start_gcd_test_~a#1| 0) (< 127 .cse3) (< (mod (+ .cse1 .cse4) 256) 128) (not (= (mod .cse5 (mod .cse6 256)) 0)) (< .cse6 .cse7)))))))) (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse8 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse9 (mod .cse8 256))) (let ((.cse10 (+ (mod (+ (* .cse8 255) (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse9)) 256) (- 256)))) (let ((.cse11 (mod .cse9 .cse10))) (or (< (mod (+ .cse8 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 128) (< |ULTIMATE.start_gcd_test_~a#1| 0) (< 127 .cse9) (< (mod (+ .cse8 .cse4) 256) 128) (not (= (mod .cse10 (mod .cse11 256)) 0)) (< .cse11 .cse7))))))))) (or (and (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse12 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse14 (mod .cse12 256))) (let ((.cse13 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse14))) (let ((.cse15 (+ (mod (+ (* .cse12 255) .cse13) 256) (- 256)))) (let ((.cse16 (mod .cse14 .cse15))) (or (< 127 (mod (+ .cse12 .cse4) 256)) (< (mod (+ .cse12 .cse13) 256) 128) (< |ULTIMATE.start_gcd_test_~a#1| 0) (< 127 .cse14) (< 127 (mod (+ .cse12 |c_ULTIMATE.start_gcd_test_~b#1|) 256)) (not (= (mod .cse15 (mod .cse16 256)) 0)) (< .cse16 .cse7)))))))) (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse17 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse18 (mod (+ .cse17 |c_ULTIMATE.start_gcd_test_~b#1|) 256))) (let ((.cse19 (+ (- 256) (mod (+ (* .cse17 255) .cse4 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse18)) 256)))) (let ((.cse20 (mod .cse18 .cse19))) (or (< 127 (mod (+ .cse17 .cse4) 256)) (< 127 (mod .cse17 256)) (< 127 .cse18) (not (= (mod .cse19 (mod .cse20 256)) 0)) (< .cse20 .cse7) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1)))))))) (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse21 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse23 (mod (+ .cse21 |c_ULTIMATE.start_gcd_test_~b#1|) 256))) (let ((.cse22 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse23))) (let ((.cse24 (+ (- 256) (mod (+ (* .cse21 255) .cse4 .cse22) 256)))) (let ((.cse25 (mod .cse23 .cse24))) (or (< (mod (+ .cse21 |c_ULTIMATE.start_gcd_test_~b#1| .cse22) 256) 128) (< 127 (mod (+ .cse21 .cse4) 256)) (< 127 (mod .cse21 256)) (< 127 .cse23) (not (= (mod .cse24 (mod .cse25 256)) 0)) (< .cse25 .cse7) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1))))))))) (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse26 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse27 (mod .cse26 256))) (let ((.cse28 (+ (mod (+ (* .cse26 255) (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse27)) 256) (- 256)))) (let ((.cse29 (mod .cse27 .cse28))) (or (< 127 (mod (+ .cse26 .cse4) 256)) (< |ULTIMATE.start_gcd_test_~a#1| 0) (< 127 .cse27) (< 127 (mod (+ .cse26 |c_ULTIMATE.start_gcd_test_~b#1|) 256)) (not (= (mod .cse28 (mod .cse29 256)) 0)) (< .cse29 .cse7)))))))) .cse0) (or (and (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse30 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse32 (mod .cse30 256))) (let ((.cse31 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse32))) (let ((.cse33 (+ (mod (+ (* .cse30 255) .cse31) 256) (- 256)))) (let ((.cse34 (mod .cse32 .cse33))) (or (< (mod (+ .cse30 .cse31) 256) 128) (< |ULTIMATE.start_gcd_test_~a#1| 0) (< 127 .cse32) (< 127 (mod (+ .cse30 |c_ULTIMATE.start_gcd_test_~b#1|) 256)) (< (mod (+ .cse30 .cse4) 256) 128) (not (= (mod .cse33 (mod .cse34 256)) 0)) (< .cse34 .cse7)))))))) (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse36 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse35 (mod .cse36 256))) (let ((.cse37 (+ (mod (+ (* .cse36 255) (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse35)) 256) (- 256)))) (let ((.cse38 (mod .cse35 .cse37))) (or (< |ULTIMATE.start_gcd_test_~a#1| 0) (< 127 .cse35) (< 127 (mod (+ .cse36 |c_ULTIMATE.start_gcd_test_~b#1|) 256)) (< (mod (+ .cse36 .cse4) 256) 128) (not (= (mod .cse37 (mod .cse38 256)) 0)) (< .cse38 .cse7))))))) (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse39 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse41 (mod (+ .cse39 |c_ULTIMATE.start_gcd_test_~b#1|) 256))) (let ((.cse40 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse41))) (let ((.cse42 (+ (- 256) (mod (+ (* .cse39 255) .cse4 .cse40) 256)))) (let ((.cse43 (mod .cse41 .cse42))) (or (< (mod (+ .cse39 |c_ULTIMATE.start_gcd_test_~b#1| .cse40) 256) 128) (< 127 (mod .cse39 256)) (< 127 .cse41) (< (mod (+ .cse39 .cse4) 256) 128) (not (= (mod .cse42 (mod .cse43 256)) 0)) (< .cse43 .cse7) (= .cse39 0) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1))))))))) (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse44 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse45 (mod (+ .cse44 |c_ULTIMATE.start_gcd_test_~b#1|) 256))) (let ((.cse46 (+ (- 256) (mod (+ (* .cse44 255) .cse4 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse45)) 256)))) (let ((.cse47 (mod .cse45 .cse46))) (or (< 127 (mod .cse44 256)) (< 127 .cse45) (< (mod (+ .cse44 .cse4) 256) 128) (not (= (mod .cse46 (mod .cse47 256)) 0)) (< .cse47 .cse7) (= .cse44 0) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1))))))))) .cse0) (or .cse48 (and (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse49 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse51 (mod (+ .cse49 .cse4) 256))) (let ((.cse50 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse51))) (let ((.cse52 (mod .cse50 256))) (let ((.cse53 (mod .cse51 .cse52))) (or (< (mod (+ (* .cse49 255) |c_ULTIMATE.start_gcd_test_~b#1| .cse50) 256) 128) (< (mod .cse49 256) 128) (= .cse50 0) (< (mod (+ .cse49 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 128) (< 127 .cse51) (not (= (mod .cse52 (mod .cse53 256)) 0)) (< .cse53 .cse7) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1))))))))) (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse54 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse55 (mod (+ .cse54 .cse4) 256))) (let ((.cse56 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse55))) (let ((.cse57 (mod .cse56 256))) (let ((.cse58 (mod .cse55 .cse57))) (or (< (mod .cse54 256) 128) (< (mod (+ .cse54 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 128) (< 127 .cse55) (< (mod (+ .cse54 .cse4 .cse56) 256) 128) (not (= (mod .cse57 (mod .cse58 256)) 0)) (< .cse58 .cse7) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1))))))))))) (or (and (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse59 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse61 (mod (+ .cse59 .cse4) 256))) (let ((.cse60 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse61))) (let ((.cse62 (mod .cse60 256))) (let ((.cse63 (mod .cse61 .cse62))) (or (< (mod (+ (* .cse59 255) |c_ULTIMATE.start_gcd_test_~b#1| .cse60) 256) 128) (= .cse60 0) (< (mod (+ .cse59 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 128) (< 127 .cse61) (< 127 (mod .cse59 256)) (not (= (mod .cse62 (mod .cse63 256)) 0)) (< .cse63 .cse7) (= .cse59 0) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1))))))))) (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse64 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse67 (mod .cse64 256))) (let ((.cse66 (mod (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse67) 256))) (let ((.cse65 (mod .cse67 .cse66))) (or (< (mod (+ .cse64 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 128) (< .cse65 .cse7) (< 127 (mod (+ .cse64 .cse4) 256)) (< |ULTIMATE.start_gcd_test_~a#1| 0) (not (= (mod .cse66 (mod .cse65 256)) 0)) (< 127 .cse67) (= .cse66 0))))))) (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse68 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse69 (mod (+ .cse68 .cse4) 256))) (let ((.cse70 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse69))) (let ((.cse71 (mod .cse70 256))) (let ((.cse72 (mod .cse69 .cse71))) (or (< (mod (+ .cse68 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 128) (< 127 .cse69) (< (mod (+ .cse68 .cse4 .cse70) 256) 128) (< 127 (mod .cse68 256)) (not (= (mod .cse71 (mod .cse72 256)) 0)) (< .cse72 .cse7) (= .cse68 0) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1))))))))) (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse73 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse77 (mod .cse73 256))) (let ((.cse75 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse77))) (let ((.cse76 (mod .cse75 256))) (let ((.cse74 (mod .cse77 .cse76))) (or (< (mod (+ .cse73 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 128) (< .cse74 .cse7) (< 127 (mod (+ .cse73 .cse4) 256)) (< (mod (+ .cse73 .cse75) 256) 128) (< |ULTIMATE.start_gcd_test_~a#1| 0) (not (= (mod .cse76 (mod .cse74 256)) 0)) (< 127 .cse77))))))))) .cse48) (or .cse48 (and (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse79 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse81 (mod .cse79 256))) (let ((.cse80 (mod (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse81) 256))) (let ((.cse78 (mod .cse81 .cse80))) (or (< .cse78 .cse7) (< 127 (mod (+ .cse79 .cse4) 256)) (< |ULTIMATE.start_gcd_test_~a#1| 0) (not (= (mod .cse80 (mod .cse78 256)) 0)) (< 127 .cse81) (< 127 (mod (+ .cse79 |c_ULTIMATE.start_gcd_test_~b#1|) 256)) (= .cse80 0))))))) (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse83 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse82 (mod (+ .cse83 .cse4) 256))) (let ((.cse84 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse82))) (let ((.cse85 (mod .cse84 256))) (let ((.cse86 (mod .cse82 .cse85))) (or (< 127 .cse82) (< (mod (+ .cse83 .cse4 .cse84) 256) 128) (< 127 (mod .cse83 256)) (< 127 (mod (+ .cse83 |c_ULTIMATE.start_gcd_test_~b#1|) 256)) (not (= (mod .cse85 (mod .cse86 256)) 0)) (< .cse86 .cse7) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1))))))))) (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse87 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse89 (mod (+ .cse87 .cse4) 256))) (let ((.cse88 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse89))) (let ((.cse90 (mod .cse88 256))) (let ((.cse91 (mod .cse89 .cse90))) (or (< (mod (+ (* .cse87 255) |c_ULTIMATE.start_gcd_test_~b#1| .cse88) 256) 128) (= .cse88 0) (< 127 .cse89) (< 127 (mod .cse87 256)) (< 127 (mod (+ .cse87 |c_ULTIMATE.start_gcd_test_~b#1|) 256)) (not (= (mod .cse90 (mod .cse91 256)) 0)) (< .cse91 .cse7) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1))))))))) (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse93 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse96 (mod .cse93 256))) (let ((.cse94 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse96))) (let ((.cse95 (mod .cse94 256))) (let ((.cse92 (mod .cse96 .cse95))) (or (< .cse92 .cse7) (< 127 (mod (+ .cse93 .cse4) 256)) (< (mod (+ .cse93 .cse94) 256) 128) (< |ULTIMATE.start_gcd_test_~a#1| 0) (not (= (mod .cse95 (mod .cse92 256)) 0)) (< 127 .cse96) (< 127 (mod (+ .cse93 |c_ULTIMATE.start_gcd_test_~b#1|) 256))))))))))) (or .cse48 (and (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse97 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse100 (mod .cse97 256))) (let ((.cse99 (mod (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse100) 256))) (let ((.cse98 (mod .cse100 .cse99))) (or (< (mod (+ .cse97 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 128) (< .cse98 .cse7) (< |ULTIMATE.start_gcd_test_~a#1| 0) (not (= (mod .cse99 (mod .cse98 256)) 0)) (< 127 .cse100) (< (mod (+ .cse97 .cse4) 256) 128) (= .cse99 0))))))) (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse101 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse105 (mod .cse101 256))) (let ((.cse103 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse105))) (let ((.cse104 (mod .cse103 256))) (let ((.cse102 (mod .cse105 .cse104))) (or (< (mod (+ .cse101 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 128) (< .cse102 .cse7) (< (mod (+ .cse101 .cse103) 256) 128) (< |ULTIMATE.start_gcd_test_~a#1| 0) (not (= (mod .cse104 (mod .cse102 256)) 0)) (< 127 .cse105) (< (mod (+ .cse101 .cse4) 256) 128)))))))))) (or .cse0 (and (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse106 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse107 (mod (+ .cse106 |c_ULTIMATE.start_gcd_test_~b#1|) 256))) (let ((.cse108 (+ (- 256) (mod (+ (* .cse106 255) .cse4 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse107)) 256)))) (let ((.cse109 (mod .cse107 .cse108))) (or (< (mod .cse106 256) 128) (< 127 .cse107) (< (mod (+ .cse106 .cse4) 256) 128) (not (= (mod .cse108 (mod .cse109 256)) 0)) (< .cse109 .cse7) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1)))))))) (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse110 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse112 (mod (+ .cse110 |c_ULTIMATE.start_gcd_test_~b#1|) 256))) (let ((.cse111 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse112))) (let ((.cse113 (+ (- 256) (mod (+ (* .cse110 255) .cse4 .cse111) 256)))) (let ((.cse114 (mod .cse112 .cse113))) (or (< (mod (+ .cse110 |c_ULTIMATE.start_gcd_test_~b#1| .cse111) 256) 128) (< (mod .cse110 256) 128) (< 127 .cse112) (< (mod (+ .cse110 .cse4) 256) 128) (not (= (mod .cse113 (mod .cse114 256)) 0)) (< .cse114 .cse7) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1))))))))))) (or (and (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse115 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse117 (mod (+ .cse115 .cse4) 256))) (let ((.cse116 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse117))) (let ((.cse118 (mod .cse116 256))) (let ((.cse119 (mod .cse117 .cse118))) (or (< (mod (+ (* .cse115 255) |c_ULTIMATE.start_gcd_test_~b#1| .cse116) 256) 128) (< (mod .cse115 256) 128) (= .cse116 0) (< 127 .cse117) (< 127 (mod (+ .cse115 |c_ULTIMATE.start_gcd_test_~b#1|) 256)) (not (= (mod .cse118 (mod .cse119 256)) 0)) (< .cse119 .cse7) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1))))))))) (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse120 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse121 (mod (+ .cse120 .cse4) 256))) (let ((.cse122 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse121))) (let ((.cse123 (mod .cse122 256))) (let ((.cse124 (mod .cse121 .cse123))) (or (< (mod .cse120 256) 128) (< 127 .cse121) (< (mod (+ .cse120 .cse4 .cse122) 256) 128) (< 127 (mod (+ .cse120 |c_ULTIMATE.start_gcd_test_~b#1|) 256)) (not (= (mod .cse123 (mod .cse124 256)) 0)) (< .cse124 .cse7) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1)))))))))) .cse48) (or (and (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse125 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse126 (mod .cse125 256))) (let ((.cse127 (+ (mod (+ (* .cse125 255) (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse126)) 256) (- 256)))) (let ((.cse128 (mod .cse126 .cse127))) (or (< (mod (+ .cse125 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 128) (< 127 (mod (+ .cse125 .cse4) 256)) (< |ULTIMATE.start_gcd_test_~a#1| 0) (< 127 .cse126) (not (= (mod .cse127 (mod .cse128 256)) 0)) (< .cse128 .cse7))))))) (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse129 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse131 (mod .cse129 256))) (let ((.cse130 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse131))) (let ((.cse132 (+ (mod (+ (* .cse129 255) .cse130) 256) (- 256)))) (let ((.cse133 (mod .cse131 .cse132))) (or (< (mod (+ .cse129 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 128) (< 127 (mod (+ .cse129 .cse4) 256)) (< (mod (+ .cse129 .cse130) 256) 128) (< |ULTIMATE.start_gcd_test_~a#1| 0) (< 127 .cse131) (not (= (mod .cse132 (mod .cse133 256)) 0)) (< .cse133 .cse7))))))))) .cse0) (or .cse48 (and (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse137 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse136 (mod .cse137 256))) (let ((.cse135 (mod (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse136) 256))) (let ((.cse134 (mod .cse136 .cse135))) (or (< .cse134 .cse7) (< |ULTIMATE.start_gcd_test_~a#1| 0) (not (= (mod .cse135 (mod .cse134 256)) 0)) (< 127 .cse136) (< 127 (mod (+ .cse137 |c_ULTIMATE.start_gcd_test_~b#1|) 256)) (< (mod (+ .cse137 .cse4) 256) 128) (= .cse135 0))))))) (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse139 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse142 (mod .cse139 256))) (let ((.cse140 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse142))) (let ((.cse141 (mod .cse140 256))) (let ((.cse138 (mod .cse142 .cse141))) (or (< .cse138 .cse7) (< (mod (+ .cse139 .cse140) 256) 128) (< |ULTIMATE.start_gcd_test_~a#1| 0) (not (= (mod .cse141 (mod .cse138 256)) 0)) (< 127 .cse142) (< 127 (mod (+ .cse139 |c_ULTIMATE.start_gcd_test_~b#1|) 256)) (< (mod (+ .cse139 .cse4) 256) 128)))))))))) (or .cse0 (and (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse143 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse144 (mod (+ .cse143 |c_ULTIMATE.start_gcd_test_~b#1|) 256))) (let ((.cse145 (+ (- 256) (mod (+ (* .cse143 255) .cse4 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse144)) 256)))) (let ((.cse146 (mod .cse144 .cse145))) (or (< (mod .cse143 256) 128) (< 127 (mod (+ .cse143 .cse4) 256)) (< 127 .cse144) (not (= (mod .cse145 (mod .cse146 256)) 0)) (< .cse146 .cse7) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1)))))))) (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse147 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse149 (mod (+ .cse147 |c_ULTIMATE.start_gcd_test_~b#1|) 256))) (let ((.cse148 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse149))) (let ((.cse150 (+ (- 256) (mod (+ (* .cse147 255) .cse4 .cse148) 256)))) (let ((.cse151 (mod .cse149 .cse150))) (or (< (mod (+ .cse147 |c_ULTIMATE.start_gcd_test_~b#1| .cse148) 256) 128) (< (mod .cse147 256) 128) (< 127 (mod (+ .cse147 .cse4) 256)) (< 127 .cse149) (not (= (mod .cse150 (mod .cse151 256)) 0)) (< .cse151 .cse7) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1)))))))))))))) is different from true [2024-11-14 02:53:17,183 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 7 not checked. [2024-11-14 02:53:17,183 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2104767591] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 02:53:17,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [142097866] [2024-11-14 02:53:17,185 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2024-11-14 02:53:17,186 INFO L166 IcfgInterpreter]: Building call graph [2024-11-14 02:53:17,186 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-14 02:53:17,186 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-14 02:53:17,186 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-14 02:53:17,466 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-14 02:53:18,639 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '323#(<= 1 |#StackHeapBarrier|)' at error location [2024-11-14 02:53:18,639 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2024-11-14 02:53:18,639 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 02:53:18,639 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 22 [2024-11-14 02:53:18,639 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [337925343] [2024-11-14 02:53:18,639 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 02:53:18,640 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-11-14 02:53:18,640 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 02:53:18,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-11-14 02:53:18,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=398, Unknown=5, NotChecked=220, Total=702 [2024-11-14 02:53:18,641 INFO L87 Difference]: Start difference. First operand 24 states and 26 transitions. Second operand has 22 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 22 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 02:53:20,854 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse7 (+ |c_ULTIMATE.start_main1_~y~0#1| 1))) (and (<= |c_ULTIMATE.start_main1_~y~0#1| 127) (or (< |c_ULTIMATE.start_main1_~y~0#1| 1) (= |c_ULTIMATE.start_gcd_test_~b#1| 0) (let ((.cse48 (< |c_ULTIMATE.start_gcd_test_~b#1| 0)) (.cse0 (< 0 (+ |c_ULTIMATE.start_gcd_test_~b#1| 1))) (.cse4 (* |c_ULTIMATE.start_gcd_test_~b#1| 255))) (and (or .cse0 (and (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse1 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse3 (mod .cse1 256))) (let ((.cse2 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse3))) (let ((.cse5 (+ (mod (+ (* .cse1 255) .cse2) 256) (- 256)))) (let ((.cse6 (mod .cse3 .cse5))) (or (< (mod (+ .cse1 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 128) (< (mod (+ .cse1 .cse2) 256) 128) (< |ULTIMATE.start_gcd_test_~a#1| 0) (< 127 .cse3) (< (mod (+ .cse1 .cse4) 256) 128) (not (= (mod .cse5 (mod .cse6 256)) 0)) (< .cse6 .cse7)))))))) (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse8 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse9 (mod .cse8 256))) (let ((.cse10 (+ (mod (+ (* .cse8 255) (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse9)) 256) (- 256)))) (let ((.cse11 (mod .cse9 .cse10))) (or (< (mod (+ .cse8 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 128) (< |ULTIMATE.start_gcd_test_~a#1| 0) (< 127 .cse9) (< (mod (+ .cse8 .cse4) 256) 128) (not (= (mod .cse10 (mod .cse11 256)) 0)) (< .cse11 .cse7))))))))) (or (and (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse12 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse14 (mod .cse12 256))) (let ((.cse13 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse14))) (let ((.cse15 (+ (mod (+ (* .cse12 255) .cse13) 256) (- 256)))) (let ((.cse16 (mod .cse14 .cse15))) (or (< 127 (mod (+ .cse12 .cse4) 256)) (< (mod (+ .cse12 .cse13) 256) 128) (< |ULTIMATE.start_gcd_test_~a#1| 0) (< 127 .cse14) (< 127 (mod (+ .cse12 |c_ULTIMATE.start_gcd_test_~b#1|) 256)) (not (= (mod .cse15 (mod .cse16 256)) 0)) (< .cse16 .cse7)))))))) (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse17 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse18 (mod (+ .cse17 |c_ULTIMATE.start_gcd_test_~b#1|) 256))) (let ((.cse19 (+ (- 256) (mod (+ (* .cse17 255) .cse4 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse18)) 256)))) (let ((.cse20 (mod .cse18 .cse19))) (or (< 127 (mod (+ .cse17 .cse4) 256)) (< 127 (mod .cse17 256)) (< 127 .cse18) (not (= (mod .cse19 (mod .cse20 256)) 0)) (< .cse20 .cse7) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1)))))))) (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse21 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse23 (mod (+ .cse21 |c_ULTIMATE.start_gcd_test_~b#1|) 256))) (let ((.cse22 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse23))) (let ((.cse24 (+ (- 256) (mod (+ (* .cse21 255) .cse4 .cse22) 256)))) (let ((.cse25 (mod .cse23 .cse24))) (or (< (mod (+ .cse21 |c_ULTIMATE.start_gcd_test_~b#1| .cse22) 256) 128) (< 127 (mod (+ .cse21 .cse4) 256)) (< 127 (mod .cse21 256)) (< 127 .cse23) (not (= (mod .cse24 (mod .cse25 256)) 0)) (< .cse25 .cse7) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1))))))))) (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse26 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse27 (mod .cse26 256))) (let ((.cse28 (+ (mod (+ (* .cse26 255) (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse27)) 256) (- 256)))) (let ((.cse29 (mod .cse27 .cse28))) (or (< 127 (mod (+ .cse26 .cse4) 256)) (< |ULTIMATE.start_gcd_test_~a#1| 0) (< 127 .cse27) (< 127 (mod (+ .cse26 |c_ULTIMATE.start_gcd_test_~b#1|) 256)) (not (= (mod .cse28 (mod .cse29 256)) 0)) (< .cse29 .cse7)))))))) .cse0) (or (and (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse30 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse32 (mod .cse30 256))) (let ((.cse31 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse32))) (let ((.cse33 (+ (mod (+ (* .cse30 255) .cse31) 256) (- 256)))) (let ((.cse34 (mod .cse32 .cse33))) (or (< (mod (+ .cse30 .cse31) 256) 128) (< |ULTIMATE.start_gcd_test_~a#1| 0) (< 127 .cse32) (< 127 (mod (+ .cse30 |c_ULTIMATE.start_gcd_test_~b#1|) 256)) (< (mod (+ .cse30 .cse4) 256) 128) (not (= (mod .cse33 (mod .cse34 256)) 0)) (< .cse34 .cse7)))))))) (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse36 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse35 (mod .cse36 256))) (let ((.cse37 (+ (mod (+ (* .cse36 255) (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse35)) 256) (- 256)))) (let ((.cse38 (mod .cse35 .cse37))) (or (< |ULTIMATE.start_gcd_test_~a#1| 0) (< 127 .cse35) (< 127 (mod (+ .cse36 |c_ULTIMATE.start_gcd_test_~b#1|) 256)) (< (mod (+ .cse36 .cse4) 256) 128) (not (= (mod .cse37 (mod .cse38 256)) 0)) (< .cse38 .cse7))))))) (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse39 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse41 (mod (+ .cse39 |c_ULTIMATE.start_gcd_test_~b#1|) 256))) (let ((.cse40 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse41))) (let ((.cse42 (+ (- 256) (mod (+ (* .cse39 255) .cse4 .cse40) 256)))) (let ((.cse43 (mod .cse41 .cse42))) (or (< (mod (+ .cse39 |c_ULTIMATE.start_gcd_test_~b#1| .cse40) 256) 128) (< 127 (mod .cse39 256)) (< 127 .cse41) (< (mod (+ .cse39 .cse4) 256) 128) (not (= (mod .cse42 (mod .cse43 256)) 0)) (< .cse43 .cse7) (= .cse39 0) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1))))))))) (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse44 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse45 (mod (+ .cse44 |c_ULTIMATE.start_gcd_test_~b#1|) 256))) (let ((.cse46 (+ (- 256) (mod (+ (* .cse44 255) .cse4 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse45)) 256)))) (let ((.cse47 (mod .cse45 .cse46))) (or (< 127 (mod .cse44 256)) (< 127 .cse45) (< (mod (+ .cse44 .cse4) 256) 128) (not (= (mod .cse46 (mod .cse47 256)) 0)) (< .cse47 .cse7) (= .cse44 0) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1))))))))) .cse0) (or .cse48 (and (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse49 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse51 (mod (+ .cse49 .cse4) 256))) (let ((.cse50 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse51))) (let ((.cse52 (mod .cse50 256))) (let ((.cse53 (mod .cse51 .cse52))) (or (< (mod (+ (* .cse49 255) |c_ULTIMATE.start_gcd_test_~b#1| .cse50) 256) 128) (< (mod .cse49 256) 128) (= .cse50 0) (< (mod (+ .cse49 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 128) (< 127 .cse51) (not (= (mod .cse52 (mod .cse53 256)) 0)) (< .cse53 .cse7) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1))))))))) (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse54 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse55 (mod (+ .cse54 .cse4) 256))) (let ((.cse56 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse55))) (let ((.cse57 (mod .cse56 256))) (let ((.cse58 (mod .cse55 .cse57))) (or (< (mod .cse54 256) 128) (< (mod (+ .cse54 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 128) (< 127 .cse55) (< (mod (+ .cse54 .cse4 .cse56) 256) 128) (not (= (mod .cse57 (mod .cse58 256)) 0)) (< .cse58 .cse7) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1))))))))))) (or (and (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse59 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse61 (mod (+ .cse59 .cse4) 256))) (let ((.cse60 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse61))) (let ((.cse62 (mod .cse60 256))) (let ((.cse63 (mod .cse61 .cse62))) (or (< (mod (+ (* .cse59 255) |c_ULTIMATE.start_gcd_test_~b#1| .cse60) 256) 128) (= .cse60 0) (< (mod (+ .cse59 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 128) (< 127 .cse61) (< 127 (mod .cse59 256)) (not (= (mod .cse62 (mod .cse63 256)) 0)) (< .cse63 .cse7) (= .cse59 0) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1))))))))) (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse64 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse67 (mod .cse64 256))) (let ((.cse66 (mod (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse67) 256))) (let ((.cse65 (mod .cse67 .cse66))) (or (< (mod (+ .cse64 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 128) (< .cse65 .cse7) (< 127 (mod (+ .cse64 .cse4) 256)) (< |ULTIMATE.start_gcd_test_~a#1| 0) (not (= (mod .cse66 (mod .cse65 256)) 0)) (< 127 .cse67) (= .cse66 0))))))) (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse68 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse69 (mod (+ .cse68 .cse4) 256))) (let ((.cse70 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse69))) (let ((.cse71 (mod .cse70 256))) (let ((.cse72 (mod .cse69 .cse71))) (or (< (mod (+ .cse68 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 128) (< 127 .cse69) (< (mod (+ .cse68 .cse4 .cse70) 256) 128) (< 127 (mod .cse68 256)) (not (= (mod .cse71 (mod .cse72 256)) 0)) (< .cse72 .cse7) (= .cse68 0) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1))))))))) (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse73 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse77 (mod .cse73 256))) (let ((.cse75 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse77))) (let ((.cse76 (mod .cse75 256))) (let ((.cse74 (mod .cse77 .cse76))) (or (< (mod (+ .cse73 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 128) (< .cse74 .cse7) (< 127 (mod (+ .cse73 .cse4) 256)) (< (mod (+ .cse73 .cse75) 256) 128) (< |ULTIMATE.start_gcd_test_~a#1| 0) (not (= (mod .cse76 (mod .cse74 256)) 0)) (< 127 .cse77))))))))) .cse48) (or .cse48 (and (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse79 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse81 (mod .cse79 256))) (let ((.cse80 (mod (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse81) 256))) (let ((.cse78 (mod .cse81 .cse80))) (or (< .cse78 .cse7) (< 127 (mod (+ .cse79 .cse4) 256)) (< |ULTIMATE.start_gcd_test_~a#1| 0) (not (= (mod .cse80 (mod .cse78 256)) 0)) (< 127 .cse81) (< 127 (mod (+ .cse79 |c_ULTIMATE.start_gcd_test_~b#1|) 256)) (= .cse80 0))))))) (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse83 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse82 (mod (+ .cse83 .cse4) 256))) (let ((.cse84 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse82))) (let ((.cse85 (mod .cse84 256))) (let ((.cse86 (mod .cse82 .cse85))) (or (< 127 .cse82) (< (mod (+ .cse83 .cse4 .cse84) 256) 128) (< 127 (mod .cse83 256)) (< 127 (mod (+ .cse83 |c_ULTIMATE.start_gcd_test_~b#1|) 256)) (not (= (mod .cse85 (mod .cse86 256)) 0)) (< .cse86 .cse7) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1))))))))) (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse87 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse89 (mod (+ .cse87 .cse4) 256))) (let ((.cse88 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse89))) (let ((.cse90 (mod .cse88 256))) (let ((.cse91 (mod .cse89 .cse90))) (or (< (mod (+ (* .cse87 255) |c_ULTIMATE.start_gcd_test_~b#1| .cse88) 256) 128) (= .cse88 0) (< 127 .cse89) (< 127 (mod .cse87 256)) (< 127 (mod (+ .cse87 |c_ULTIMATE.start_gcd_test_~b#1|) 256)) (not (= (mod .cse90 (mod .cse91 256)) 0)) (< .cse91 .cse7) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1))))))))) (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse93 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse96 (mod .cse93 256))) (let ((.cse94 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse96))) (let ((.cse95 (mod .cse94 256))) (let ((.cse92 (mod .cse96 .cse95))) (or (< .cse92 .cse7) (< 127 (mod (+ .cse93 .cse4) 256)) (< (mod (+ .cse93 .cse94) 256) 128) (< |ULTIMATE.start_gcd_test_~a#1| 0) (not (= (mod .cse95 (mod .cse92 256)) 0)) (< 127 .cse96) (< 127 (mod (+ .cse93 |c_ULTIMATE.start_gcd_test_~b#1|) 256))))))))))) (or .cse48 (and (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse97 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse100 (mod .cse97 256))) (let ((.cse99 (mod (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse100) 256))) (let ((.cse98 (mod .cse100 .cse99))) (or (< (mod (+ .cse97 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 128) (< .cse98 .cse7) (< |ULTIMATE.start_gcd_test_~a#1| 0) (not (= (mod .cse99 (mod .cse98 256)) 0)) (< 127 .cse100) (< (mod (+ .cse97 .cse4) 256) 128) (= .cse99 0))))))) (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse101 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse105 (mod .cse101 256))) (let ((.cse103 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse105))) (let ((.cse104 (mod .cse103 256))) (let ((.cse102 (mod .cse105 .cse104))) (or (< (mod (+ .cse101 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 128) (< .cse102 .cse7) (< (mod (+ .cse101 .cse103) 256) 128) (< |ULTIMATE.start_gcd_test_~a#1| 0) (not (= (mod .cse104 (mod .cse102 256)) 0)) (< 127 .cse105) (< (mod (+ .cse101 .cse4) 256) 128)))))))))) (or .cse0 (and (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse106 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse107 (mod (+ .cse106 |c_ULTIMATE.start_gcd_test_~b#1|) 256))) (let ((.cse108 (+ (- 256) (mod (+ (* .cse106 255) .cse4 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse107)) 256)))) (let ((.cse109 (mod .cse107 .cse108))) (or (< (mod .cse106 256) 128) (< 127 .cse107) (< (mod (+ .cse106 .cse4) 256) 128) (not (= (mod .cse108 (mod .cse109 256)) 0)) (< .cse109 .cse7) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1)))))))) (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse110 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse112 (mod (+ .cse110 |c_ULTIMATE.start_gcd_test_~b#1|) 256))) (let ((.cse111 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse112))) (let ((.cse113 (+ (- 256) (mod (+ (* .cse110 255) .cse4 .cse111) 256)))) (let ((.cse114 (mod .cse112 .cse113))) (or (< (mod (+ .cse110 |c_ULTIMATE.start_gcd_test_~b#1| .cse111) 256) 128) (< (mod .cse110 256) 128) (< 127 .cse112) (< (mod (+ .cse110 .cse4) 256) 128) (not (= (mod .cse113 (mod .cse114 256)) 0)) (< .cse114 .cse7) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1))))))))))) (or (and (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse115 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse117 (mod (+ .cse115 .cse4) 256))) (let ((.cse116 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse117))) (let ((.cse118 (mod .cse116 256))) (let ((.cse119 (mod .cse117 .cse118))) (or (< (mod (+ (* .cse115 255) |c_ULTIMATE.start_gcd_test_~b#1| .cse116) 256) 128) (< (mod .cse115 256) 128) (= .cse116 0) (< 127 .cse117) (< 127 (mod (+ .cse115 |c_ULTIMATE.start_gcd_test_~b#1|) 256)) (not (= (mod .cse118 (mod .cse119 256)) 0)) (< .cse119 .cse7) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1))))))))) (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse120 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse121 (mod (+ .cse120 .cse4) 256))) (let ((.cse122 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse121))) (let ((.cse123 (mod .cse122 256))) (let ((.cse124 (mod .cse121 .cse123))) (or (< (mod .cse120 256) 128) (< 127 .cse121) (< (mod (+ .cse120 .cse4 .cse122) 256) 128) (< 127 (mod (+ .cse120 |c_ULTIMATE.start_gcd_test_~b#1|) 256)) (not (= (mod .cse123 (mod .cse124 256)) 0)) (< .cse124 .cse7) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1)))))))))) .cse48) (or (and (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse125 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse126 (mod .cse125 256))) (let ((.cse127 (+ (mod (+ (* .cse125 255) (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse126)) 256) (- 256)))) (let ((.cse128 (mod .cse126 .cse127))) (or (< (mod (+ .cse125 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 128) (< 127 (mod (+ .cse125 .cse4) 256)) (< |ULTIMATE.start_gcd_test_~a#1| 0) (< 127 .cse126) (not (= (mod .cse127 (mod .cse128 256)) 0)) (< .cse128 .cse7))))))) (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse129 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse131 (mod .cse129 256))) (let ((.cse130 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse131))) (let ((.cse132 (+ (mod (+ (* .cse129 255) .cse130) 256) (- 256)))) (let ((.cse133 (mod .cse131 .cse132))) (or (< (mod (+ .cse129 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 128) (< 127 (mod (+ .cse129 .cse4) 256)) (< (mod (+ .cse129 .cse130) 256) 128) (< |ULTIMATE.start_gcd_test_~a#1| 0) (< 127 .cse131) (not (= (mod .cse132 (mod .cse133 256)) 0)) (< .cse133 .cse7))))))))) .cse0) (or .cse48 (and (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse137 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse136 (mod .cse137 256))) (let ((.cse135 (mod (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse136) 256))) (let ((.cse134 (mod .cse136 .cse135))) (or (< .cse134 .cse7) (< |ULTIMATE.start_gcd_test_~a#1| 0) (not (= (mod .cse135 (mod .cse134 256)) 0)) (< 127 .cse136) (< 127 (mod (+ .cse137 |c_ULTIMATE.start_gcd_test_~b#1|) 256)) (< (mod (+ .cse137 .cse4) 256) 128) (= .cse135 0))))))) (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse139 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse142 (mod .cse139 256))) (let ((.cse140 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse142))) (let ((.cse141 (mod .cse140 256))) (let ((.cse138 (mod .cse142 .cse141))) (or (< .cse138 .cse7) (< (mod (+ .cse139 .cse140) 256) 128) (< |ULTIMATE.start_gcd_test_~a#1| 0) (not (= (mod .cse141 (mod .cse138 256)) 0)) (< 127 .cse142) (< 127 (mod (+ .cse139 |c_ULTIMATE.start_gcd_test_~b#1|) 256)) (< (mod (+ .cse139 .cse4) 256) 128)))))))))) (or .cse0 (and (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse143 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse144 (mod (+ .cse143 |c_ULTIMATE.start_gcd_test_~b#1|) 256))) (let ((.cse145 (+ (- 256) (mod (+ (* .cse143 255) .cse4 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse144)) 256)))) (let ((.cse146 (mod .cse144 .cse145))) (or (< (mod .cse143 256) 128) (< 127 (mod (+ .cse143 .cse4) 256)) (< 127 .cse144) (not (= (mod .cse145 (mod .cse146 256)) 0)) (< .cse146 .cse7) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1)))))))) (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse147 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse149 (mod (+ .cse147 |c_ULTIMATE.start_gcd_test_~b#1|) 256))) (let ((.cse148 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse149))) (let ((.cse150 (+ (- 256) (mod (+ (* .cse147 255) .cse4 .cse148) 256)))) (let ((.cse151 (mod .cse149 .cse150))) (or (< (mod (+ .cse147 |c_ULTIMATE.start_gcd_test_~b#1| .cse148) 256) 128) (< (mod .cse147 256) 128) (< 127 (mod (+ .cse147 .cse4) 256)) (< 127 .cse149) (not (= (mod .cse150 (mod .cse151 256)) 0)) (< .cse151 .cse7) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1)))))))))))))) (or (and (<= 0 |c_ULTIMATE.start_main1_~y~0#1|) (= |c_ULTIMATE.start_main1_~y~0#1| |c_ULTIMATE.start_gcd_test_~b#1|)) (and (let ((.cse152 (mod (* |c_ULTIMATE.start_main1_~y~0#1| 255) 256))) (or (and (= .cse152 (+ |c_ULTIMATE.start_gcd_test_~b#1| 256)) (<= 128 .cse152)) (and (= .cse152 |c_ULTIMATE.start_gcd_test_~b#1|) (<= .cse152 127)))) (<= .cse7 0))))) is different from true [2024-11-14 02:53:27,238 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse34 (<= 0 |c_ULTIMATE.start_gcd_test_~a#1|)) (.cse44 (= |c_ULTIMATE.start_main1_~y~0#1| 0)) (.cse2 (< |c_ULTIMATE.start_main1_~y~0#1| 1)) (.cse0 (= |c_ULTIMATE.start_gcd_test_~b#1| 0)) (.cse59 (< |c_ULTIMATE.start_gcd_test_~b#1| 0)) (.cse25 (+ |c_ULTIMATE.start_gcd_test_~a#1| 1)) (.cse1 (+ |c_ULTIMATE.start_main1_~y~0#1| 1))) (and (or (not .cse0) (< 127 |c_ULTIMATE.start_gcd_test_~a#1|) (< |c_ULTIMATE.start_gcd_test_~a#1| .cse1) .cse2) (let ((.cse29 (* |c_ULTIMATE.start_gcd_test_~a#1| 255))) (let ((.cse14 (mod |c_ULTIMATE.start_gcd_test_~a#1| 256)) (.cse15 (mod .cse29 256))) (let ((.cse32 (<= 128 .cse15)) (.cse33 (<= .cse14 127)) (.cse9 (+ |c_ULTIMATE.start_gcd_test_~b#1| 256)) (.cse5 (* |c_ULTIMATE.start_main1_~y~0#1| 255))) (or (and (let ((.cse24 (mod .cse5 256))) (or (and (let ((.cse3 (<= .cse25 0)) (.cse4 (+ |c_ULTIMATE.start_gcd_test_~a#1| 256)) (.cse6 (+ .cse24 (- 256)))) (or (and .cse3 (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse8 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse6))) (let ((.cse7 (+ (- 256) (mod (+ .cse5 .cse8) 256)))) (let ((.cse10 (mod .cse7 |c_ULTIMATE.start_gcd_test_~a#1|))) (and (= .cse4 (mod (+ .cse5 (mod .cse6 .cse7) .cse8) 256)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (<= 128 (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse8) 256)) (= .cse9 (mod (+ .cse10 |c_ULTIMATE.start_gcd_test_~a#1|) 256)) (not (= .cse10 0))))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse12 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse6))) (let ((.cse11 (+ (- 256) (mod (+ .cse5 .cse12) 256)))) (let ((.cse13 (mod .cse11 |c_ULTIMATE.start_gcd_test_~a#1|))) (and (= .cse4 (mod (+ .cse5 (mod .cse6 .cse11) .cse12) 256)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (<= (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse12) 256) 127) (= .cse9 (mod (+ .cse13 |c_ULTIMATE.start_gcd_test_~a#1|) 256)) (not (= .cse13 0))))))) (and (<= 128 .cse14) (<= .cse15 127) (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse17 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse6))) (let ((.cse18 (+ (- 256) (mod (+ .cse5 .cse17) 256)))) (let ((.cse16 (mod .cse6 .cse18))) (and (= .cse4 (mod (+ .cse5 .cse16 .cse17) 256)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (= (mod .cse18 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (not (= .cse16 0)) (<= 128 (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse17) 256))))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse20 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse6))) (let ((.cse21 (+ (- 256) (mod (+ .cse5 .cse20) 256)))) (let ((.cse19 (mod .cse6 .cse21))) (and (= .cse4 (mod (+ .cse5 .cse19 .cse20) 256)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (<= (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse20) 256) 127) (= (mod .cse21 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (not (= .cse19 0)))))))) .cse0))) (and .cse3 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse23 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse6))) (let ((.cse22 (mod .cse6 .cse23))) (and (not (= .cse22 0)) (not (= .cse23 0)) (= (mod .cse23 |c_ULTIMATE.start_gcd_test_~a#1|) |c_ULTIMATE.start_gcd_test_~b#1|) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|) (= .cse4 (mod (+ .cse22 (* 255 .cse23)) 256))))))))) (<= 128 .cse24)) (and (or (and (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse28 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse24))) (let ((.cse26 (+ (- 256) (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse28) 256)))) (let ((.cse27 (mod .cse26 |c_ULTIMATE.start_gcd_test_~a#1|))) (and (= (mod .cse24 .cse26) |c_ULTIMATE.start_gcd_test_~a#1|) (not (= .cse27 0)) (<= (+ .cse24 .cse28) 127) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (= (mod (+ .cse29 .cse27) 256) .cse9)))))) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse31 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse24))) (let ((.cse30 (+ (- 256) (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse31) 256)))) (and (= (mod .cse24 .cse30) |c_ULTIMATE.start_gcd_test_~a#1|) (<= (+ .cse24 .cse31) 127) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (= (mod .cse30 |c_ULTIMATE.start_gcd_test_~a#1|) 0))))) .cse0 .cse32 .cse33)) .cse34) (and .cse34 (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse35 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse24))) (and (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse24 .cse35)) (<= 128 (+ .cse24 .cse35)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|) (= (mod .cse35 |c_ULTIMATE.start_gcd_test_~a#1|) |c_ULTIMATE.start_gcd_test_~b#1|)))) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse36 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse24))) (and (= (mod .cse36 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse24 .cse36)) (<= 128 (+ .cse24 .cse36)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|)))) .cse0 .cse32 .cse33))) (and (or (and .cse0 .cse32 .cse33 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse38 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse24))) (let ((.cse37 (+ (- 256) (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse38) 256)))) (and (= (mod .cse24 .cse37) |c_ULTIMATE.start_gcd_test_~a#1|) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (<= 128 (+ .cse24 .cse38)) (= (mod .cse37 |c_ULTIMATE.start_gcd_test_~a#1|) 0)))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse41 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse24))) (let ((.cse39 (+ (- 256) (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse41) 256)))) (let ((.cse40 (mod .cse39 |c_ULTIMATE.start_gcd_test_~a#1|))) (and (= (mod .cse24 .cse39) |c_ULTIMATE.start_gcd_test_~a#1|) (not (= .cse40 0)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (<= 128 (+ .cse24 .cse41)) (= (mod (+ .cse29 .cse40) 256) .cse9))))))) .cse34) (and (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse42 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse24))) (and (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse24 .cse42)) (<= (+ .cse24 .cse42) 127) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|) (not (= .cse42 0)) (= (mod .cse42 |c_ULTIMATE.start_gcd_test_~a#1|) |c_ULTIMATE.start_gcd_test_~b#1|)))) (and .cse0 .cse32 .cse33 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse43 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse24))) (and (= (mod .cse43 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse24 .cse43)) (<= (+ .cse24 .cse43) 127) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|) (not (= .cse43 0))))))) .cse34)) (not (= .cse24 0)) (<= .cse24 127)))) (<= .cse1 0)) (and (not .cse44) (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse45 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| |c_ULTIMATE.start_main1_~y~0#1|))) (let ((.cse47 (+ (- 256) (mod (+ .cse5 .cse45) 256)))) (let ((.cse46 (mod .cse47 |c_ULTIMATE.start_gcd_test_~a#1|))) (and (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (<= (+ |c_ULTIMATE.start_main1_~y~0#1| .cse45) 127) (= (mod (+ .cse29 .cse46) 256) .cse9) (not (= .cse46 0)) (= (mod |c_ULTIMATE.start_main1_~y~0#1| .cse47) |c_ULTIMATE.start_gcd_test_~a#1|)))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse48 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| |c_ULTIMATE.start_main1_~y~0#1|))) (and (<= (+ |c_ULTIMATE.start_main1_~y~0#1| .cse48) 127) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod .cse48 |c_ULTIMATE.start_gcd_test_~a#1|)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod |c_ULTIMATE.start_main1_~y~0#1| .cse48)) (not (= .cse48 0))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse49 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| |c_ULTIMATE.start_main1_~y~0#1|))) (and (= |c_ULTIMATE.start_gcd_test_~b#1| (mod .cse49 |c_ULTIMATE.start_gcd_test_~a#1|)) (<= 128 (+ |c_ULTIMATE.start_main1_~y~0#1| .cse49)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod |c_ULTIMATE.start_main1_~y~0#1| .cse49))))) (and .cse0 .cse32 (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse51 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| |c_ULTIMATE.start_main1_~y~0#1|))) (let ((.cse50 (+ (- 256) (mod (+ .cse5 .cse51) 256)))) (and (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (= (mod .cse50 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (<= 128 (+ |c_ULTIMATE.start_main1_~y~0#1| .cse51)) (= (mod |c_ULTIMATE.start_main1_~y~0#1| .cse50) |c_ULTIMATE.start_gcd_test_~a#1|))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse52 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| |c_ULTIMATE.start_main1_~y~0#1|))) (and (= (mod .cse52 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (<= (+ |c_ULTIMATE.start_main1_~y~0#1| .cse52) 127) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod |c_ULTIMATE.start_main1_~y~0#1| .cse52)) (not (= .cse52 0))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse53 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| |c_ULTIMATE.start_main1_~y~0#1|))) (let ((.cse54 (+ (- 256) (mod (+ .cse5 .cse53) 256)))) (and (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (<= (+ |c_ULTIMATE.start_main1_~y~0#1| .cse53) 127) (= (mod .cse54 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (= (mod |c_ULTIMATE.start_main1_~y~0#1| .cse54) |c_ULTIMATE.start_gcd_test_~a#1|))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse55 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| |c_ULTIMATE.start_main1_~y~0#1|))) (and (= (mod .cse55 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (<= 128 (+ |c_ULTIMATE.start_main1_~y~0#1| .cse55)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod |c_ULTIMATE.start_main1_~y~0#1| .cse55)))))) .cse33) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse57 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| |c_ULTIMATE.start_main1_~y~0#1|))) (let ((.cse58 (+ (- 256) (mod (+ .cse5 .cse57) 256)))) (let ((.cse56 (mod .cse58 |c_ULTIMATE.start_gcd_test_~a#1|))) (and (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (= (mod (+ .cse29 .cse56) 256) .cse9) (not (= .cse56 0)) (<= 128 (+ |c_ULTIMATE.start_main1_~y~0#1| .cse57)) (= (mod |c_ULTIMATE.start_main1_~y~0#1| .cse58) |c_ULTIMATE.start_gcd_test_~a#1|))))))) .cse34 (<= 0 |c_ULTIMATE.start_main1_~y~0#1|)))))) (<= |c_ULTIMATE.start_main1_~y~0#1| 127) (not (= |c_ULTIMATE.start_gcd_test_~a#1| 0)) (or .cse59 (< |c_ULTIMATE.start_main1_~y~0#1| 0) (and .cse34 (or .cse44 .cse0 (< (+ |c_ULTIMATE.start_gcd_test_~b#1| 2) |c_ULTIMATE.start_main1_~y~0#1|)))) (or .cse2 .cse0 (let ((.cse70 (mod |c_ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse71 (mod (+ .cse70 |c_ULTIMATE.start_gcd_test_~b#1|) 256)) (.cse72 (mod (+ .cse70 (* |c_ULTIMATE.start_gcd_test_~b#1| 255)) 256))) (let ((.cse67 (< 127 .cse72)) (.cse68 (< .cse72 .cse1)) (.cse69 (not (= (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse72) 0))) (.cse62 (< 0 (+ |c_ULTIMATE.start_gcd_test_~b#1| 1))) (.cse63 (< .cse71 .cse1)) (.cse64 (< 127 .cse71)) (.cse65 (< 0 .cse25)) (.cse66 (not (= (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse71) 0))) (.cse60 (mod .cse70 256))) (and (or (< 127 .cse60) (let ((.cse61 (= .cse70 0))) (and (or .cse61 .cse62 .cse63 .cse64 .cse65 .cse66) (or .cse67 .cse61 .cse59 .cse68 .cse69 .cse65) (or (not (= (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse60) 0)) (< |c_ULTIMATE.start_gcd_test_~a#1| 0) (< .cse60 .cse1))))) (or (and (or .cse67 .cse59 .cse68 .cse69 .cse65) (or .cse62 .cse63 .cse64 .cse65 .cse66)) (< .cse60 128))))))))) is different from false [2024-11-14 02:53:29,281 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 (< |c_ULTIMATE.start_main1_~y~0#1| 1)) (.cse0 (+ |c_ULTIMATE.start_main1_~y~0#1| 1))) (and (or (< |c_ULTIMATE.start_gcd_test_~b#1| .cse0) (< 127 |c_ULTIMATE.start_gcd_test_~b#1|) .cse1 (not (= (mod |c_ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|) 0))) (or .cse1 (< |c_ULTIMATE.start_gcd_test_~a#1| 1) (< (+ |c_ULTIMATE.start_gcd_test_~a#1| 2) |c_ULTIMATE.start_main1_~y~0#1|)) (<= |c_ULTIMATE.start_main1_~y~0#1| 127) (not (= |c_ULTIMATE.start_gcd_test_~a#1| 0)) (let ((.cse9 (+ |c_ULTIMATE.start_gcd_test_~a#1| 256)) (.cse17 (<= (+ |c_ULTIMATE.start_gcd_test_~a#1| 1) 0)) (.cse2 (<= 0 |c_ULTIMATE.start_gcd_test_~a#1|)) (.cse12 (* |c_ULTIMATE.start_main1_~y~0#1| 255))) (or (and (not (= |c_ULTIMATE.start_main1_~y~0#1| 0)) (or (and .cse2 (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse3 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| |c_ULTIMATE.start_main1_~y~0#1|))) (let ((.cse4 (mod |c_ULTIMATE.start_main1_~y~0#1| .cse3))) (and (<= (+ |c_ULTIMATE.start_main1_~y~0#1| .cse3) 127) (= (mod .cse3 .cse4) |c_ULTIMATE.start_gcd_test_~a#1|) (not (= .cse4 0)) (= (mod .cse4 |c_ULTIMATE.start_gcd_test_~a#1|) |c_ULTIMATE.start_gcd_test_~b#1|) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse5 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| |c_ULTIMATE.start_main1_~y~0#1|))) (let ((.cse6 (mod |c_ULTIMATE.start_main1_~y~0#1| .cse5))) (and (= (mod .cse5 .cse6) |c_ULTIMATE.start_gcd_test_~a#1|) (not (= .cse6 0)) (= (mod .cse6 |c_ULTIMATE.start_gcd_test_~a#1|) |c_ULTIMATE.start_gcd_test_~b#1|) (<= 128 (+ |c_ULTIMATE.start_main1_~y~0#1| .cse5)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|))))))) (and (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse10 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| |c_ULTIMATE.start_main1_~y~0#1|))) (let ((.cse11 (+ (- 256) (mod (+ .cse12 .cse10) 256)))) (let ((.cse8 (mod |c_ULTIMATE.start_main1_~y~0#1| .cse11))) (let ((.cse7 (mod .cse11 .cse8))) (and (= (mod (+ .cse7 (* .cse8 255)) 256) .cse9) (not (= .cse7 0)) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod .cse8 |c_ULTIMATE.start_gcd_test_~a#1|)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (not (= .cse8 0)) (<= 128 (+ |c_ULTIMATE.start_main1_~y~0#1| .cse10)))))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse15 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| |c_ULTIMATE.start_main1_~y~0#1|))) (let ((.cse16 (+ (- 256) (mod (+ .cse12 .cse15) 256)))) (let ((.cse14 (mod |c_ULTIMATE.start_main1_~y~0#1| .cse16))) (let ((.cse13 (mod .cse16 .cse14))) (and (= (mod (+ .cse13 (* .cse14 255)) 256) .cse9) (not (= .cse13 0)) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod .cse14 |c_ULTIMATE.start_gcd_test_~a#1|)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (<= (+ |c_ULTIMATE.start_main1_~y~0#1| .cse15) 127) (not (= .cse14 0))))))))) .cse17)) (<= 0 |c_ULTIMATE.start_main1_~y~0#1|)) (and (let ((.cse32 (mod .cse12 256))) (let ((.cse18 (+ |c_ULTIMATE.start_gcd_test_~b#1| 256)) (.cse60 (= |c_ULTIMATE.start_gcd_test_~b#1| 0)) (.cse24 (+ .cse32 (- 256))) (.cse30 (<= 128 .cse32)) (.cse40 (not (= .cse32 0))) (.cse41 (<= .cse32 127))) (or (and (or (and (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse23 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse24))) (let ((.cse20 (+ (- 256) (mod (+ .cse12 .cse23) 256)))) (let ((.cse22 (mod .cse24 .cse20))) (let ((.cse21 (+ (mod (+ .cse12 .cse22 .cse23) 256) (- 256)))) (let ((.cse19 (mod .cse21 |c_ULTIMATE.start_gcd_test_~a#1|))) (and (= .cse18 (mod (+ |c_ULTIMATE.start_gcd_test_~a#1| .cse19) 256)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (= .cse9 (mod (+ (mod .cse20 .cse21) .cse12 .cse22 .cse23) 256)) (<= 128 (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse23) 256)) (not (= .cse19 0))))))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse26 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse24))) (let ((.cse27 (+ (- 256) (mod (+ .cse12 .cse26) 256)))) (let ((.cse29 (mod .cse24 .cse27))) (let ((.cse28 (+ (mod (+ .cse12 .cse29 .cse26) 256) (- 256)))) (let ((.cse25 (mod .cse28 |c_ULTIMATE.start_gcd_test_~a#1|))) (and (= .cse18 (mod (+ |c_ULTIMATE.start_gcd_test_~a#1| .cse25) 256)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (<= (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse26) 256) 127) (= .cse9 (mod (+ (mod .cse27 .cse28) .cse12 .cse29 .cse26) 256)) (not (= .cse25 0)))))))))) .cse30) (and (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse33 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse32))) (let ((.cse35 (+ (- 256) (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse33) 256)))) (let ((.cse34 (mod .cse32 .cse35))) (let ((.cse31 (mod .cse35 .cse34))) (and (not (= .cse31 0)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (<= 128 (+ .cse32 .cse33)) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod .cse34 |c_ULTIMATE.start_gcd_test_~a#1|)) (not (= .cse34 0)) (= .cse9 (mod (+ .cse31 (* .cse34 255)) 256)))))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse37 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse32))) (let ((.cse39 (+ (- 256) (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse37) 256)))) (let ((.cse38 (mod .cse32 .cse39))) (let ((.cse36 (mod .cse39 .cse38))) (and (not (= .cse36 0)) (<= (+ .cse32 .cse37) 127) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod .cse38 |c_ULTIMATE.start_gcd_test_~a#1|)) (not (= .cse38 0)) (= .cse9 (mod (+ .cse36 (* .cse38 255)) 256))))))))) .cse40 .cse41) (and (<= 128 (mod |c_ULTIMATE.start_gcd_test_~a#1| 256)) (or (and .cse40 (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse44 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse32))) (let ((.cse45 (+ (- 256) (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse44) 256)))) (let ((.cse43 (mod .cse32 .cse45))) (let ((.cse42 (mod .cse45 .cse43))) (and (not (= .cse42 0)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (= 0 (mod .cse43 |c_ULTIMATE.start_gcd_test_~a#1|)) (<= 128 (+ .cse32 .cse44)) (not (= .cse43 0)) (= .cse9 (mod (+ .cse42 (* .cse43 255)) 256)))))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse47 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse32))) (let ((.cse49 (+ (- 256) (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse47) 256)))) (let ((.cse48 (mod .cse32 .cse49))) (let ((.cse46 (mod .cse49 .cse48))) (and (not (= .cse46 0)) (<= (+ .cse32 .cse47) 127) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (= 0 (mod .cse48 |c_ULTIMATE.start_gcd_test_~a#1|)) (not (= .cse48 0)) (= .cse9 (mod (+ .cse46 (* .cse48 255)) 256))))))))) .cse41) (and (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse51 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse24))) (let ((.cse54 (+ (- 256) (mod (+ .cse12 .cse51) 256)))) (let ((.cse53 (mod .cse24 .cse54))) (let ((.cse52 (+ (mod (+ .cse12 .cse53 .cse51) 256) (- 256)))) (let ((.cse50 (mod .cse54 .cse52))) (and (not (= .cse50 0)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (<= (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse51) 256) 127) (= (mod .cse52 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (= .cse9 (mod (+ .cse50 .cse12 .cse53 .cse51) 256))))))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse58 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse24))) (let ((.cse59 (+ (- 256) (mod (+ .cse12 .cse58) 256)))) (let ((.cse57 (mod .cse24 .cse59))) (let ((.cse56 (+ (mod (+ .cse12 .cse57 .cse58) 256) (- 256)))) (let ((.cse55 (mod .cse59 .cse56))) (and (not (= .cse55 0)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (= (mod .cse56 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (= .cse9 (mod (+ .cse55 .cse12 .cse57 .cse58) 256)) (<= 128 (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse58) 256)))))))))) .cse30)) .cse60)) .cse17) (and .cse2 (let ((.cse64 (* |c_ULTIMATE.start_gcd_test_~a#1| 255))) (or (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse61 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse24))) (let ((.cse62 (+ (mod (+ (mod .cse24 .cse61) (* 255 .cse61)) 256) (- 256)))) (let ((.cse63 (mod .cse62 |c_ULTIMATE.start_gcd_test_~a#1|))) (and (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse61 .cse62)) (= (mod (+ .cse63 .cse64) 256) .cse18) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|) (not (= .cse63 0))))))) .cse30) (and .cse60 (or (and .cse40 (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse66 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse32))) (let ((.cse65 (mod .cse32 .cse66))) (and (not (= .cse65 0)) (= (mod .cse65 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse66 .cse65)) (<= 128 (+ .cse32 .cse66)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse68 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse32))) (let ((.cse67 (mod .cse32 .cse68))) (and (not (= .cse67 0)) (= (mod .cse67 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (<= (+ .cse32 .cse68) 127) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse68 .cse67)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|)))))) .cse41) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse69 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse24))) (let ((.cse70 (+ (mod (+ (mod .cse24 .cse69) (* 255 .cse69)) 256) (- 256)))) (and (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse69 .cse70)) (= (mod .cse70 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|))))) .cse30)) (<= 128 (mod .cse64 256))) (and (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse72 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse32))) (let ((.cse71 (mod .cse32 .cse72))) (and (not (= .cse71 0)) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse72 .cse71)) (<= 128 (+ .cse32 .cse72)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|) (= (mod .cse71 |c_ULTIMATE.start_gcd_test_~a#1|) |c_ULTIMATE.start_gcd_test_~b#1|))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse74 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse32))) (let ((.cse73 (mod .cse32 .cse74))) (and (not (= .cse73 0)) (<= (+ .cse32 .cse74) 127) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse74 .cse73)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|) (= (mod .cse73 |c_ULTIMATE.start_gcd_test_~a#1|) |c_ULTIMATE.start_gcd_test_~b#1|)))))) .cse40 .cse41))))))) (<= .cse0 0)))))) is different from false [2024-11-14 02:53:31,332 WARN L851 $PredicateComparison]: unable to prove that (and (not (= |c_ULTIMATE.start_main1_~g~0#1| 0)) (<= |c_ULTIMATE.start_main1_~y~0#1| 127) (<= |c_ULTIMATE.start_main1_~g~0#1| 127) (or (< (+ 2 |c_ULTIMATE.start_main1_~g~0#1|) |c_ULTIMATE.start_main1_~y~0#1|) (< |c_ULTIMATE.start_main1_~g~0#1| 1) (< |c_ULTIMATE.start_main1_~y~0#1| 1)) (let ((.cse0 (<= (+ |c_ULTIMATE.start_main1_~g~0#1| 1) 0)) (.cse6 (+ 256 |c_ULTIMATE.start_main1_~g~0#1|)) (.cse4 (* |c_ULTIMATE.start_main1_~y~0#1| 255)) (.cse33 (<= 0 |c_ULTIMATE.start_main1_~g~0#1|))) (or (and (<= (+ |c_ULTIMATE.start_main1_~y~0#1| 1) 0) (let ((.cse18 (mod .cse4 256))) (let ((.cse25 (not (= .cse18 0))) (.cse26 (<= .cse18 127)) (.cse9 (+ .cse18 (- 256))) (.cse15 (<= 128 .cse18))) (or (and .cse0 (let ((.cse1 (and (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse19 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse18))) (let ((.cse20 (+ (- 256) (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse19) 256)))) (let ((.cse17 (mod .cse18 .cse20))) (let ((.cse16 (mod .cse20 .cse17))) (and (not (= .cse16 0)) (= (mod .cse17 |c_ULTIMATE.start_main1_~g~0#1|) 0) (= .cse6 (mod (+ .cse16 (* .cse17 255)) 256)) (<= (+ .cse18 .cse19) 127) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (not (= .cse17 0)))))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse23 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse18))) (let ((.cse24 (+ (- 256) (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse23) 256)))) (let ((.cse22 (mod .cse18 .cse24))) (let ((.cse21 (mod .cse24 .cse22))) (and (not (= .cse21 0)) (= (mod .cse22 |c_ULTIMATE.start_main1_~g~0#1|) 0) (= .cse6 (mod (+ .cse21 (* .cse22 255)) 256)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (<= 128 (+ .cse18 .cse23)) (not (= .cse22 0))))))))) .cse25 .cse26))) (or .cse1 (and (<= 128 (mod |c_ULTIMATE.start_main1_~g~0#1| 256)) (or .cse1 (and (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse3 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse9))) (let ((.cse8 (+ (- 256) (mod (+ .cse4 .cse3) 256)))) (let ((.cse5 (mod .cse9 .cse8))) (let ((.cse7 (+ (mod (+ .cse4 .cse5 .cse3) 256) (- 256)))) (let ((.cse2 (mod .cse8 .cse7))) (and (not (= .cse2 0)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (<= 128 (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse3) 256)) (= (mod (+ .cse2 .cse4 .cse5 .cse3) 256) .cse6) (= (mod .cse7 |c_ULTIMATE.start_main1_~g~0#1|) 0)))))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse11 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse9))) (let ((.cse14 (+ (- 256) (mod (+ .cse4 .cse11) 256)))) (let ((.cse12 (mod .cse9 .cse14))) (let ((.cse13 (+ (mod (+ .cse4 .cse12 .cse11) 256) (- 256)))) (let ((.cse10 (mod .cse14 .cse13))) (and (not (= .cse10 0)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (<= (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse11) 256) 127) (= (mod (+ .cse10 .cse4 .cse12 .cse11) 256) .cse6) (= (mod .cse13 |c_ULTIMATE.start_main1_~g~0#1|) 0))))))))) .cse15)))))) (and (or (and (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse28 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse18))) (let ((.cse27 (mod .cse18 .cse28))) (and (not (= .cse27 0)) (<= (+ .cse18 .cse28) 127) (= |c_ULTIMATE.start_main1_~g~0#1| (mod .cse28 .cse27)) (= (mod .cse27 |c_ULTIMATE.start_main1_~g~0#1|) 0) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse30 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse18))) (let ((.cse29 (mod .cse18 .cse30))) (and (not (= .cse29 0)) (= |c_ULTIMATE.start_main1_~g~0#1| (mod .cse30 .cse29)) (<= 128 (+ .cse18 .cse30)) (= (mod .cse29 |c_ULTIMATE.start_main1_~g~0#1|) 0) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|)))))) .cse25 .cse26) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse31 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| .cse9))) (let ((.cse32 (+ (mod (+ (mod .cse9 .cse31) (* 255 .cse31)) 256) (- 256)))) (and (= |c_ULTIMATE.start_main1_~g~0#1| (mod .cse31 .cse32)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|) (= (mod .cse32 |c_ULTIMATE.start_main1_~g~0#1|) 0))))) .cse15)) .cse33))))) (and (not (= |c_ULTIMATE.start_main1_~y~0#1| 0)) (or (and .cse0 (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse36 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| |c_ULTIMATE.start_main1_~y~0#1|))) (let ((.cse37 (+ (- 256) (mod (+ .cse4 .cse36) 256)))) (let ((.cse35 (mod |c_ULTIMATE.start_main1_~y~0#1| .cse37))) (let ((.cse34 (mod .cse37 .cse35))) (and (not (= .cse34 0)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (not (= .cse35 0)) (= (mod (+ .cse34 (* .cse35 255)) 256) .cse6) (<= 128 (+ |c_ULTIMATE.start_main1_~y~0#1| .cse36)) (= (mod .cse35 |c_ULTIMATE.start_main1_~g~0#1|) 0))))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse39 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| |c_ULTIMATE.start_main1_~y~0#1|))) (let ((.cse41 (+ (- 256) (mod (+ .cse4 .cse39) 256)))) (let ((.cse40 (mod |c_ULTIMATE.start_main1_~y~0#1| .cse41))) (let ((.cse38 (mod .cse41 .cse40))) (and (not (= .cse38 0)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_30| 1) 0) (<= (+ |c_ULTIMATE.start_main1_~y~0#1| .cse39) 127) (not (= .cse40 0)) (= (mod (+ .cse38 (* .cse40 255)) 256) .cse6) (= (mod .cse40 |c_ULTIMATE.start_main1_~g~0#1|) 0))))))))) (and (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse42 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| |c_ULTIMATE.start_main1_~y~0#1|))) (let ((.cse43 (mod |c_ULTIMATE.start_main1_~y~0#1| .cse42))) (and (<= (+ |c_ULTIMATE.start_main1_~y~0#1| .cse42) 127) (not (= .cse43 0)) (= (mod .cse42 .cse43) |c_ULTIMATE.start_main1_~g~0#1|) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|) (= (mod .cse43 |c_ULTIMATE.start_main1_~g~0#1|) 0))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_30| Int)) (let ((.cse45 (mod |v_ULTIMATE.start_gcd_test_~a#1_30| |c_ULTIMATE.start_main1_~y~0#1|))) (let ((.cse44 (mod |c_ULTIMATE.start_main1_~y~0#1| .cse45))) (and (not (= .cse44 0)) (= (mod .cse45 .cse44) |c_ULTIMATE.start_main1_~g~0#1|) (<= 128 (+ |c_ULTIMATE.start_main1_~y~0#1| .cse45)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_30|) (= (mod .cse44 |c_ULTIMATE.start_main1_~g~0#1|) 0)))))) .cse33)) (<= 0 |c_ULTIMATE.start_main1_~y~0#1|))))) is different from false [2024-11-14 02:53:31,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 02:53:31,425 INFO L93 Difference]: Finished difference Result 31 states and 34 transitions. [2024-11-14 02:53:31,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 02:53:31,426 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 22 states have internal predecessors, (25), 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 10 [2024-11-14 02:53:31,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 02:53:31,426 INFO L225 Difference]: With dead ends: 31 [2024-11-14 02:53:31,426 INFO L226 Difference]: Without dead ends: 26 [2024-11-14 02:53:31,429 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 12 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 9 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 61.6s TimeCoverageRelationStatistics Valid=87, Invalid=402, Unknown=9, NotChecked=432, Total=930 [2024-11-14 02:53:31,430 INFO L432 NwaCegarLoop]: 14 mSDtfsCounter, 0 mSDsluCounter, 209 mSDsCounter, 0 mSdLazyCounter, 107 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 223 SdHoareTripleChecker+Invalid, 275 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 166 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-14 02:53:31,430 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 223 Invalid, 275 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 107 Invalid, 0 Unknown, 166 Unchecked, 1.3s Time] [2024-11-14 02:53:31,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2024-11-14 02:53:31,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2024-11-14 02:53:31,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 18 states have (on average 1.1111111111111112) internal successors, (20), 19 states have internal predecessors, (20), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2024-11-14 02:53:31,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 28 transitions. [2024-11-14 02:53:31,458 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 28 transitions. Word has length 10 [2024-11-14 02:53:31,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 02:53:31,458 INFO L471 AbstractCegarLoop]: Abstraction has 26 states and 28 transitions. [2024-11-14 02:53:31,458 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 22 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 02:53:31,459 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 28 transitions. [2024-11-14 02:53:31,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-14 02:53:31,459 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:53:31,459 INFO L215 NwaCegarLoop]: trace histogram [6, 1, 1, 1, 1, 1, 1] [2024-11-14 02:53:31,477 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb95aabf-2c25-48d2-b567-366577cbf972/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-14 02:53:31,660 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb95aabf-2c25-48d2-b567-366577cbf972/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 02:53:31,660 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:53:31,661 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:53:31,661 INFO L85 PathProgramCache]: Analyzing trace with hash -168284913, now seen corresponding path program 3 times [2024-11-14 02:53:31,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 02:53:31,661 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822618596] [2024-11-14 02:53:31,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:53:31,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 02:53:31,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat