./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/gcd_3+newton_3_6.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48bfd540-dae5-41f2-9711-8f11d53f6a80/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48bfd540-dae5-41f2-9711-8f11d53f6a80/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48bfd540-dae5-41f2-9711-8f11d53f6a80/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48bfd540-dae5-41f2-9711-8f11d53f6a80/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/combinations/gcd_3+newton_3_6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48bfd540-dae5-41f2-9711-8f11d53f6a80/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48bfd540-dae5-41f2-9711-8f11d53f6a80/bin/utaipan-verify-YMUCfTKeje --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 cefb3bae89bbacb2fe493d14201bba1802fb381afd861fd412b13151077489a8 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 06:12:00,957 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 06:12:01,099 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48bfd540-dae5-41f2-9711-8f11d53f6a80/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 06:12:01,107 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 06:12:01,111 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 06:12:01,151 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 06:12:01,152 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 06:12:01,152 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 06:12:01,153 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 06:12:01,154 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 06:12:01,155 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 06:12:01,155 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 06:12:01,156 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 06:12:01,156 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 06:12:01,159 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 06:12:01,159 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 06:12:01,160 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 06:12:01,160 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 06:12:01,160 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 06:12:01,161 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 06:12:01,161 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 06:12:01,162 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 06:12:01,163 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 06:12:01,163 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 06:12:01,163 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 06:12:01,164 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 06:12:01,164 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 06:12:01,165 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 06:12:01,165 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 06:12:01,165 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 06:12:01,166 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 06:12:01,166 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 06:12:01,166 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 06:12:01,167 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 06:12:01,167 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 06:12:01,168 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 06:12:01,168 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 06:12:01,168 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 06:12:01,169 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:12:01,169 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 06:12:01,169 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 06:12:01,171 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 06:12:01,171 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 06:12:01,171 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 06:12:01,172 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 06:12:01,172 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 06:12:01,172 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 06:12:01,172 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48bfd540-dae5-41f2-9711-8f11d53f6a80/bin/utaipan-verify-YMUCfTKeje/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48bfd540-dae5-41f2-9711-8f11d53f6a80/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cefb3bae89bbacb2fe493d14201bba1802fb381afd861fd412b13151077489a8 [2024-11-09 06:12:01,527 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 06:12:01,568 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 06:12:01,571 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 06:12:01,574 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 06:12:01,575 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 06:12:01,577 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48bfd540-dae5-41f2-9711-8f11d53f6a80/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/combinations/gcd_3+newton_3_6.i Unable to find full path for "g++" [2024-11-09 06:12:03,909 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 06:12:04,168 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 06:12:04,168 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48bfd540-dae5-41f2-9711-8f11d53f6a80/sv-benchmarks/c/combinations/gcd_3+newton_3_6.i [2024-11-09 06:12:04,178 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48bfd540-dae5-41f2-9711-8f11d53f6a80/bin/utaipan-verify-YMUCfTKeje/data/ac051ef33/0c791d5c620640e59446eaf702b834a7/FLAG54b6f6c60 [2024-11-09 06:12:04,195 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48bfd540-dae5-41f2-9711-8f11d53f6a80/bin/utaipan-verify-YMUCfTKeje/data/ac051ef33/0c791d5c620640e59446eaf702b834a7 [2024-11-09 06:12:04,198 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 06:12:04,200 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 06:12:04,201 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 06:12:04,202 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 06:12:04,209 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 06:12:04,211 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:12:04" (1/1) ... [2024-11-09 06:12:04,212 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66b018f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:12:04, skipping insertion in model container [2024-11-09 06:12:04,212 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:12:04" (1/1) ... [2024-11-09 06:12:04,244 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 06:12:04,459 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_48bfd540-dae5-41f2-9711-8f11d53f6a80/sv-benchmarks/c/combinations/gcd_3+newton_3_6.i[1226,1239] [2024-11-09 06:12:04,502 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_48bfd540-dae5-41f2-9711-8f11d53f6a80/sv-benchmarks/c/combinations/gcd_3+newton_3_6.i[2862,2875] [2024-11-09 06:12:04,505 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:12:04,531 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 06:12:04,574 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_48bfd540-dae5-41f2-9711-8f11d53f6a80/sv-benchmarks/c/combinations/gcd_3+newton_3_6.i[1226,1239] [2024-11-09 06:12:04,621 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_48bfd540-dae5-41f2-9711-8f11d53f6a80/sv-benchmarks/c/combinations/gcd_3+newton_3_6.i[2862,2875] [2024-11-09 06:12:04,623 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:12:04,652 INFO L204 MainTranslator]: Completed translation [2024-11-09 06:12:04,652 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:12:04 WrapperNode [2024-11-09 06:12:04,653 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 06:12:04,654 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 06:12:04,654 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 06:12:04,655 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 06:12:04,664 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:12:04" (1/1) ... [2024-11-09 06:12:04,674 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:12:04" (1/1) ... [2024-11-09 06:12:04,706 INFO L138 Inliner]: procedures = 27, calls = 26, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 90 [2024-11-09 06:12:04,707 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 06:12:04,708 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 06:12:04,708 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 06:12:04,708 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 06:12:04,717 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:12:04" (1/1) ... [2024-11-09 06:12:04,717 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:12:04" (1/1) ... [2024-11-09 06:12:04,719 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:12:04" (1/1) ... [2024-11-09 06:12:04,720 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:12:04" (1/1) ... [2024-11-09 06:12:04,726 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:12:04" (1/1) ... [2024-11-09 06:12:04,730 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:12:04" (1/1) ... [2024-11-09 06:12:04,732 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:12:04" (1/1) ... [2024-11-09 06:12:04,733 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:12:04" (1/1) ... [2024-11-09 06:12:04,736 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 06:12:04,737 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 06:12:04,737 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 06:12:04,737 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 06:12:04,738 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:12:04" (1/1) ... [2024-11-09 06:12:04,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:12:04,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48bfd540-dae5-41f2-9711-8f11d53f6a80/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:12:04,784 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48bfd540-dae5-41f2-9711-8f11d53f6a80/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 06:12:04,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48bfd540-dae5-41f2-9711-8f11d53f6a80/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 06:12:04,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 06:12:04,838 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-11-09 06:12:04,839 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-11-09 06:12:04,840 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-09 06:12:04,840 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-09 06:12:04,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 06:12:04,840 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 06:12:04,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 06:12:04,954 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 06:12:04,958 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 06:12:05,288 INFO L? ?]: Removed 30 outVars from TransFormulas that were not future-live. [2024-11-09 06:12:05,288 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 06:12:05,358 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 06:12:05,358 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 06:12:05,358 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:12:05 BoogieIcfgContainer [2024-11-09 06:12:05,359 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 06:12:05,362 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 06:12:05,362 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 06:12:05,366 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 06:12:05,366 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 06:12:04" (1/3) ... [2024-11-09 06:12:05,367 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5aa03299 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:12:05, skipping insertion in model container [2024-11-09 06:12:05,368 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:12:04" (2/3) ... [2024-11-09 06:12:05,368 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5aa03299 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:12:05, skipping insertion in model container [2024-11-09 06:12:05,368 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:12:05" (3/3) ... [2024-11-09 06:12:05,370 INFO L112 eAbstractionObserver]: Analyzing ICFG gcd_3+newton_3_6.i [2024-11-09 06:12:05,392 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 06:12:05,392 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-09 06:12:05,449 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 06:12:05,456 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;@5cf0d5e9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 06:12:05,456 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-09 06:12:05,461 INFO L276 IsEmpty]: Start isEmpty. Operand has 30 states, 19 states have (on average 1.4210526315789473) internal successors, (27), 21 states have internal predecessors, (27), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-09 06:12:05,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 06:12:05,469 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:12:05,470 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:12:05,471 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:12:05,476 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:12:05,476 INFO L85 PathProgramCache]: Analyzing trace with hash 1043945358, now seen corresponding path program 1 times [2024-11-09 06:12:05,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:12:05,487 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [957312775] [2024-11-09 06:12:05,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:12:05,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:12:05,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:12:06,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 06:12:06,086 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:12:06,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [957312775] [2024-11-09 06:12:06,087 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [957312775] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:12:06,088 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:12:06,088 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 06:12:06,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1106256864] [2024-11-09 06:12:06,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:12:06,097 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 06:12:06,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:12:06,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 06:12:06,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 06:12:06,135 INFO L87 Difference]: Start difference. First operand has 30 states, 19 states have (on average 1.4210526315789473) internal successors, (27), 21 states have internal predecessors, (27), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Second operand has 5 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 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) [2024-11-09 06:12:06,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:12:06,264 INFO L93 Difference]: Finished difference Result 42 states and 54 transitions. [2024-11-09 06:12:06,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 06:12:06,267 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 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 [2024-11-09 06:12:06,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:12:06,277 INFO L225 Difference]: With dead ends: 42 [2024-11-09 06:12:06,277 INFO L226 Difference]: Without dead ends: 27 [2024-11-09 06:12:06,282 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 06:12:06,290 INFO L432 NwaCegarLoop]: 24 mSDtfsCounter, 2 mSDsluCounter, 70 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 94 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 06:12:06,292 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 94 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 06:12:06,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2024-11-09 06:12:06,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2024-11-09 06:12:06,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 18 states have internal predecessors, (20), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-09 06:12:06,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 32 transitions. [2024-11-09 06:12:06,347 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 32 transitions. Word has length 7 [2024-11-09 06:12:06,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:12:06,349 INFO L471 AbstractCegarLoop]: Abstraction has 27 states and 32 transitions. [2024-11-09 06:12:06,349 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 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) [2024-11-09 06:12:06,349 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 32 transitions. [2024-11-09 06:12:06,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 06:12:06,351 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:12:06,351 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:12:06,351 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 06:12:06,352 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:12:06,353 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:12:06,354 INFO L85 PathProgramCache]: Analyzing trace with hash -1651025175, now seen corresponding path program 1 times [2024-11-09 06:12:06,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:12:06,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [360928080] [2024-11-09 06:12:06,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:12:06,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:12:06,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 06:12:06,431 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [668150357] [2024-11-09 06:12:06,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:12:06,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:12:06,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48bfd540-dae5-41f2-9711-8f11d53f6a80/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:12:06,434 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48bfd540-dae5-41f2-9711-8f11d53f6a80/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 06:12:06,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48bfd540-dae5-41f2-9711-8f11d53f6a80/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 06:12:06,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:12:06,562 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 06:12:06,570 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:12:08,522 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse7 (mod (* 255 |c_ULTIMATE.start_main1_~x~0#1|) 256))) (let ((.cse0 (<= 0 |c_ULTIMATE.start_main1_~x~0#1|)) (.cse8 (<= (+ |c_ULTIMATE.start_main1_~x~0#1| 1) 0)) (.cse6 (<= .cse7 127)) (.cse5 (<= 128 .cse7)) (.cse4 (+ |c_ULTIMATE.start_gcd_test_~b#1| 256)) (.cse2 (+ .cse7 (- 256))) (.cse1 (= |c_ULTIMATE.start_gcd_test_~b#1| 0))) (or (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_24| Int)) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_24|) (<= |v_ULTIMATE.start_gcd_test_~b#1_24| 127) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~b#1_24|)) (not (= |v_ULTIMATE.start_gcd_test_~b#1_24| 0)) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_24|))) .cse0) (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_24| Int)) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_24|) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~b#1_24|)) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_24| 1) 0) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~b#1_24|)))) .cse0) (and (or (and (or (and .cse1 (exists ((|v_ULTIMATE.start_gcd_test_~b#1_24| Int)) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_24|) (<= |v_ULTIMATE.start_gcd_test_~b#1_24| 127) (not (= |v_ULTIMATE.start_gcd_test_~b#1_24| 0)) (= (mod .cse2 |v_ULTIMATE.start_gcd_test_~b#1_24|) 0) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_24|)))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_24| Int)) (let ((.cse3 (mod .cse2 |v_ULTIMATE.start_gcd_test_~b#1_24|))) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_24|) (<= |v_ULTIMATE.start_gcd_test_~b#1_24| 127) (not (= |v_ULTIMATE.start_gcd_test_~b#1_24| 0)) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_24|) (not (= .cse3 0)) (= (mod (+ .cse3 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_24|)) 256) .cse4))))) .cse5) (and .cse6 (exists ((|v_ULTIMATE.start_gcd_test_~b#1_24| Int)) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_24|) (<= |v_ULTIMATE.start_gcd_test_~b#1_24| 127) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod .cse7 |v_ULTIMATE.start_gcd_test_~b#1_24|)) (not (= |v_ULTIMATE.start_gcd_test_~b#1_24| 0)) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_24|))))) .cse8) (and .cse8 (or (and .cse6 (exists ((|v_ULTIMATE.start_gcd_test_~b#1_24| Int)) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_24|) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod .cse7 |v_ULTIMATE.start_gcd_test_~b#1_24|)) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_24| 1) 0) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~b#1_24|))))) (and .cse5 (or (exists ((|v_ULTIMATE.start_gcd_test_~b#1_24| Int)) (let ((.cse9 (mod .cse2 |v_ULTIMATE.start_gcd_test_~b#1_24|))) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_24|) (= (mod (+ .cse9 |v_ULTIMATE.start_gcd_test_~b#1_24|) 256) .cse4) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_24| 1) 0) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~b#1_24|)) (not (= .cse9 0))))) (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_24| Int)) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_24|) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_24| 1) 0) (= (mod .cse2 |v_ULTIMATE.start_gcd_test_~b#1_24|) 0))) .cse1)))))))) is different from true [2024-11-09 06:12:08,849 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse2 (mod (* 255 |c_ULTIMATE.start_main1_~x~0#1|) 256))) (let ((.cse0 (<= 0 |c_ULTIMATE.start_main1_~x~0#1|)) (.cse5 (<= (+ |c_ULTIMATE.start_main1_~x~0#1| 1) 0)) (.cse4 (<= 128 .cse2)) (.cse3 (+ .cse2 (- 256))) (.cse1 (<= .cse2 127))) (or (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_24| Int)) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_24|) (= (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~b#1_24|) 0) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_24| 1) 0) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~b#1_24|)))) .cse0) (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_24| Int)) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_24|) (<= |v_ULTIMATE.start_gcd_test_~b#1_24| 127) (= (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~b#1_24|) 0) (not (= |v_ULTIMATE.start_gcd_test_~b#1_24| 0)) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_24|))) .cse0) (and (or (and .cse1 (exists ((|v_ULTIMATE.start_gcd_test_~b#1_24| Int)) (and (= (mod .cse2 |v_ULTIMATE.start_gcd_test_~b#1_24|) 0) (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_24|) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_24| 1) 0) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~b#1_24|))))) (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_24| Int)) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_24|) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_24| 1) 0) (= (mod .cse3 |v_ULTIMATE.start_gcd_test_~b#1_24|) 0))) .cse4)) .cse5) (and .cse5 (or (and .cse4 (exists ((|v_ULTIMATE.start_gcd_test_~b#1_24| Int)) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_24|) (<= |v_ULTIMATE.start_gcd_test_~b#1_24| 127) (not (= |v_ULTIMATE.start_gcd_test_~b#1_24| 0)) (= (mod .cse3 |v_ULTIMATE.start_gcd_test_~b#1_24|) 0) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_24|)))) (and .cse1 (exists ((|v_ULTIMATE.start_gcd_test_~b#1_24| Int)) (and (= (mod .cse2 |v_ULTIMATE.start_gcd_test_~b#1_24|) 0) (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_24|) (<= |v_ULTIMATE.start_gcd_test_~b#1_24| 127) (not (= |v_ULTIMATE.start_gcd_test_~b#1_24| 0)) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_24|))))))))) is different from true [2024-11-09 06:12:09,201 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse2 (mod (* 255 |c_ULTIMATE.start_main1_~x~0#1|) 256))) (let ((.cse0 (<= 0 |c_ULTIMATE.start_main1_~x~0#1|)) (.cse3 (<= .cse2 127)) (.cse5 (+ .cse2 (- 256))) (.cse4 (<= 128 .cse2)) (.cse1 (<= (+ |c_ULTIMATE.start_main1_~x~0#1| 1) 0))) (or (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_24| Int)) (and (<= |v_ULTIMATE.start_gcd_test_~b#1_24| 127) (= (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~b#1_24|) 0) (<= |c_ULTIMATE.start_main1_~g~0#1| |v_ULTIMATE.start_gcd_test_~b#1_24|) (not (= |v_ULTIMATE.start_gcd_test_~b#1_24| 0)) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_24|))) .cse0) (and .cse1 (or (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_24| Int)) (and (= (mod .cse2 |v_ULTIMATE.start_gcd_test_~b#1_24|) 0) (<= |v_ULTIMATE.start_gcd_test_~b#1_24| 127) (<= |c_ULTIMATE.start_main1_~g~0#1| |v_ULTIMATE.start_gcd_test_~b#1_24|) (not (= |v_ULTIMATE.start_gcd_test_~b#1_24| 0)) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_24|))) .cse3) (and .cse4 (exists ((|v_ULTIMATE.start_gcd_test_~b#1_24| Int)) (and (<= |v_ULTIMATE.start_gcd_test_~b#1_24| 127) (<= |c_ULTIMATE.start_main1_~g~0#1| |v_ULTIMATE.start_gcd_test_~b#1_24|) (not (= |v_ULTIMATE.start_gcd_test_~b#1_24| 0)) (= (mod .cse5 |v_ULTIMATE.start_gcd_test_~b#1_24|) 0) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_24|)))))) (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_24| Int)) (and (= (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~b#1_24|) 0) (<= |c_ULTIMATE.start_main1_~g~0#1| |v_ULTIMATE.start_gcd_test_~b#1_24|) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_24| 1) 0) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~b#1_24|)))) .cse0) (and (or (and .cse3 (exists ((|v_ULTIMATE.start_gcd_test_~b#1_24| Int)) (and (= (mod .cse2 |v_ULTIMATE.start_gcd_test_~b#1_24|) 0) (<= |c_ULTIMATE.start_main1_~g~0#1| |v_ULTIMATE.start_gcd_test_~b#1_24|) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_24| 1) 0) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~b#1_24|))))) (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_24| Int)) (and (<= |c_ULTIMATE.start_main1_~g~0#1| |v_ULTIMATE.start_gcd_test_~b#1_24|) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_24| 1) 0) (= (mod .cse5 |v_ULTIMATE.start_gcd_test_~b#1_24|) 0))) .cse4)) .cse1)))) is different from true [2024-11-09 06:12:09,328 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 1 not checked. [2024-11-09 06:12:09,328 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:12:10,577 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 06:12:10,577 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:12:10,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [360928080] [2024-11-09 06:12:10,578 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-09 06:12:10,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [668150357] [2024-11-09 06:12:10,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [668150357] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 06:12:10,579 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1245440184] [2024-11-09 06:12:10,610 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2024-11-09 06:12:10,611 INFO L166 IcfgInterpreter]: Building call graph [2024-11-09 06:12:10,615 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-09 06:12:10,622 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-09 06:12:10,624 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-09 06:12:11,787 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-09 06:12:12,093 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '193#(<= 1 |#StackHeapBarrier|)' at error location [2024-11-09 06:12:12,093 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2024-11-09 06:12:12,094 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-09 06:12:12,094 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 12 [2024-11-09 06:12:12,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931144818] [2024-11-09 06:12:12,095 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-09 06:12:12,096 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-09 06:12:12,096 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:12:12,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-09 06:12:12,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=170, Unknown=3, NotChecked=84, Total=306 [2024-11-09 06:12:12,099 INFO L87 Difference]: Start difference. First operand 27 states and 32 transitions. Second operand has 12 states, 12 states have (on average 1.25) internal successors, (15), 12 states have internal predecessors, (15), 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) [2024-11-09 06:12:14,638 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse2 (< |c_ULTIMATE.start_main1_~x~0#1| 1)) (.cse0 (= |c_ULTIMATE.start_gcd_test_~b#1| 0)) (.cse1 (+ |c_ULTIMATE.start_main1_~x~0#1| 1))) (and (or (not .cse0) (< |c_ULTIMATE.start_gcd_test_~a#1| .cse1) .cse2) (or (< |c_ULTIMATE.start_gcd_test_~b#1| .cse1) .cse2 (let ((.cse3 (mod |c_ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|)) (.cse4 (+ |c_ULTIMATE.start_gcd_test_~a#1| 1))) (and (or (not (= (mod .cse3 256) 0)) (and (<= .cse4 0) (not (= .cse3 0)))) (or (not (= (mod (+ .cse3 (* |c_ULTIMATE.start_gcd_test_~b#1| 255)) 256) 0)) (< 0 .cse4))))) (let ((.cse11 (mod (* 255 |c_ULTIMATE.start_main1_~x~0#1|) 256))) (let ((.cse5 (<= 0 |c_ULTIMATE.start_main1_~x~0#1|)) (.cse12 (<= .cse1 0)) (.cse10 (<= .cse11 127)) (.cse9 (<= 128 .cse11)) (.cse8 (+ |c_ULTIMATE.start_gcd_test_~b#1| 256)) (.cse6 (+ .cse11 (- 256)))) (or (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_24| Int)) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_24|) (<= |v_ULTIMATE.start_gcd_test_~b#1_24| 127) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~b#1_24|)) (not (= |v_ULTIMATE.start_gcd_test_~b#1_24| 0)) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_24|))) .cse5) (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_24| Int)) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_24|) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~b#1_24|)) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_24| 1) 0) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~b#1_24|)))) .cse5) (and (or (and (or (and .cse0 (exists ((|v_ULTIMATE.start_gcd_test_~b#1_24| Int)) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_24|) (<= |v_ULTIMATE.start_gcd_test_~b#1_24| 127) (not (= |v_ULTIMATE.start_gcd_test_~b#1_24| 0)) (= (mod .cse6 |v_ULTIMATE.start_gcd_test_~b#1_24|) 0) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_24|)))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_24| Int)) (let ((.cse7 (mod .cse6 |v_ULTIMATE.start_gcd_test_~b#1_24|))) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_24|) (<= |v_ULTIMATE.start_gcd_test_~b#1_24| 127) (not (= |v_ULTIMATE.start_gcd_test_~b#1_24| 0)) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_24|) (not (= .cse7 0)) (= (mod (+ .cse7 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_24|)) 256) .cse8))))) .cse9) (and .cse10 (exists ((|v_ULTIMATE.start_gcd_test_~b#1_24| Int)) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_24|) (<= |v_ULTIMATE.start_gcd_test_~b#1_24| 127) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod .cse11 |v_ULTIMATE.start_gcd_test_~b#1_24|)) (not (= |v_ULTIMATE.start_gcd_test_~b#1_24| 0)) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_24|))))) .cse12) (and .cse12 (or (and .cse10 (exists ((|v_ULTIMATE.start_gcd_test_~b#1_24| Int)) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_24|) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod .cse11 |v_ULTIMATE.start_gcd_test_~b#1_24|)) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_24| 1) 0) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~b#1_24|))))) (and .cse9 (or (exists ((|v_ULTIMATE.start_gcd_test_~b#1_24| Int)) (let ((.cse13 (mod .cse6 |v_ULTIMATE.start_gcd_test_~b#1_24|))) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_24|) (= (mod (+ .cse13 |v_ULTIMATE.start_gcd_test_~b#1_24|) 256) .cse8) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_24| 1) 0) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~b#1_24|)) (not (= .cse13 0))))) (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_24| Int)) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_24|) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_24| 1) 0) (= (mod .cse6 |v_ULTIMATE.start_gcd_test_~b#1_24|) 0))) .cse0)))))))))) is different from true [2024-11-09 06:12:21,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:12:21,827 INFO L93 Difference]: Finished difference Result 37 states and 44 transitions. [2024-11-09 06:12:21,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 06:12:21,829 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 1.25) internal successors, (15), 12 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2024-11-09 06:12:21,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:12:21,831 INFO L225 Difference]: With dead ends: 37 [2024-11-09 06:12:21,832 INFO L226 Difference]: Without dead ends: 30 [2024-11-09 06:12:21,833 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 4 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 9.7s TimeCoverageRelationStatistics Valid=58, Invalid=222, Unknown=8, NotChecked=132, Total=420 [2024-11-09 06:12:21,834 INFO L432 NwaCegarLoop]: 19 mSDtfsCounter, 1 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 94 SdHoareTripleChecker+Invalid, 206 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 137 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 06:12:21,835 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 94 Invalid, 206 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 65 Invalid, 0 Unknown, 137 Unchecked, 0.7s Time] [2024-11-09 06:12:21,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2024-11-09 06:12:21,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2024-11-09 06:12:21,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-09 06:12:21,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 35 transitions. [2024-11-09 06:12:21,857 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 35 transitions. Word has length 9 [2024-11-09 06:12:21,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:12:21,858 INFO L471 AbstractCegarLoop]: Abstraction has 30 states and 35 transitions. [2024-11-09 06:12:21,858 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 1.25) internal successors, (15), 12 states have internal predecessors, (15), 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) [2024-11-09 06:12:21,859 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 35 transitions. [2024-11-09 06:12:21,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 06:12:21,859 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:12:21,859 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:12:21,887 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48bfd540-dae5-41f2-9711-8f11d53f6a80/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-09 06:12:22,060 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48bfd540-dae5-41f2-9711-8f11d53f6a80/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:12:22,061 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:12:22,061 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:12:22,061 INFO L85 PathProgramCache]: Analyzing trace with hash 85594065, now seen corresponding path program 1 times [2024-11-09 06:12:22,062 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:12:22,062 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1665872374] [2024-11-09 06:12:22,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:12:22,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:12:22,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:12:22,152 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 06:12:22,152 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:12:22,153 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1665872374] [2024-11-09 06:12:22,153 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1665872374] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:12:22,153 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:12:22,153 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 06:12:22,153 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1350943531] [2024-11-09 06:12:22,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:12:22,154 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:12:22,154 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:12:22,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:12:22,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:12:22,155 INFO L87 Difference]: Start difference. First operand 30 states and 35 transitions. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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) [2024-11-09 06:12:22,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:12:22,295 INFO L93 Difference]: Finished difference Result 35 states and 39 transitions. [2024-11-09 06:12:22,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:12:22,295 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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 [2024-11-09 06:12:22,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:12:22,296 INFO L225 Difference]: With dead ends: 35 [2024-11-09 06:12:22,296 INFO L226 Difference]: Without dead ends: 30 [2024-11-09 06:12:22,297 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:12:22,299 INFO L432 NwaCegarLoop]: 22 mSDtfsCounter, 0 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 42 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 06:12:22,299 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 42 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 06:12:22,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2024-11-09 06:12:22,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2024-11-09 06:12:22,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 20 states have (on average 1.1) internal successors, (22), 21 states have internal predecessors, (22), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-09 06:12:22,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 34 transitions. [2024-11-09 06:12:22,310 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 34 transitions. Word has length 10 [2024-11-09 06:12:22,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:12:22,310 INFO L471 AbstractCegarLoop]: Abstraction has 30 states and 34 transitions. [2024-11-09 06:12:22,310 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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) [2024-11-09 06:12:22,310 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2024-11-09 06:12:22,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 06:12:22,311 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:12:22,311 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:12:22,311 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-09 06:12:22,311 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:12:22,312 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:12:22,312 INFO L85 PathProgramCache]: Analyzing trace with hash 1294520671, now seen corresponding path program 2 times [2024-11-09 06:12:22,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:12:22,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [464415329] [2024-11-09 06:12:22,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:12:22,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:12:22,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 06:12:22,394 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [517433321] [2024-11-09 06:12:22,394 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-09 06:12:22,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:12:22,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48bfd540-dae5-41f2-9711-8f11d53f6a80/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:12:22,398 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48bfd540-dae5-41f2-9711-8f11d53f6a80/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 06:12:22,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48bfd540-dae5-41f2-9711-8f11d53f6a80/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-09 06:12:22,501 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2024-11-09 06:12:22,502 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-09 06:12:22,506 INFO L255 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-09 06:12:22,509 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:12:28,476 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse2 (mod (* 255 |c_ULTIMATE.start_main1_~x~0#1|) 256))) (let ((.cse8 (<= (+ |c_ULTIMATE.start_main1_~x~0#1| 1) 0)) (.cse7 (+ |c_ULTIMATE.start_gcd_test_~b#1| 256)) (.cse4 (+ .cse2 (- 256))) (.cse5 (= |c_ULTIMATE.start_gcd_test_~b#1| 0)) (.cse3 (<= 128 .cse2)) (.cse1 (<= .cse2 127)) (.cse0 (<= 0 |c_ULTIMATE.start_main1_~x~0#1|))) (or (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int)) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_36| 1) 0) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~b#1_36|)) (= (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) |c_ULTIMATE.start_gcd_test_~b#1|))) .cse0) (and (or (and .cse1 (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int)) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_36| 1) 0) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~b#1_36|)) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod .cse2 |v_ULTIMATE.start_gcd_test_~b#1_36|))))) (and .cse3 (or (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int)) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) (= (mod .cse4 |v_ULTIMATE.start_gcd_test_~b#1_36|) 0) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_36| 1) 0))) .cse5) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int)) (let ((.cse6 (mod .cse4 |v_ULTIMATE.start_gcd_test_~b#1_36|))) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_36| 1) 0) (= (mod (+ .cse6 |v_ULTIMATE.start_gcd_test_~b#1_36|) 256) .cse7) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~b#1_36|)) (not (= .cse6 0)))))))) .cse8) (and .cse8 (or (and (or (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int)) (let ((.cse9 (mod .cse4 |v_ULTIMATE.start_gcd_test_~b#1_36|))) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_36|) (not (= .cse9 0)) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0)) (= .cse7 (mod (+ (* 255 |v_ULTIMATE.start_gcd_test_~b#1_36|) .cse9) 256))))) (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int)) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) (= (mod .cse4 |v_ULTIMATE.start_gcd_test_~b#1_36|) 0) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_36|) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0)))) .cse5)) .cse3) (and .cse1 (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int)) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_36|) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod .cse2 |v_ULTIMATE.start_gcd_test_~b#1_36|)) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0))))))) (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int)) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_36|) (= (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) |c_ULTIMATE.start_gcd_test_~b#1|) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0)))) .cse0)))) is different from true [2024-11-09 06:12:32,256 WARN L873 $PredicateComparison]: unable to prove that (and (not (= |c_ULTIMATE.start_gcd_test_~b#1| 0)) (let ((.cse7 (mod (* 255 |c_ULTIMATE.start_main1_~x~0#1|) 256))) (let ((.cse0 (<= 0 |c_ULTIMATE.start_main1_~x~0#1|)) (.cse4 (+ |c_ULTIMATE.start_gcd_test_~b#1| 256)) (.cse5 (+ .cse7 (- 256))) (.cse2 (<= 128 .cse7)) (.cse6 (<= .cse7 127)) (.cse1 (<= (+ |c_ULTIMATE.start_main1_~x~0#1| 1) 0))) (or (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int)) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_36| 1) 0) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~b#1_36|)) (= (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) |c_ULTIMATE.start_gcd_test_~b#1|))) .cse0) (and .cse1 (or (and .cse2 (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int)) (let ((.cse3 (mod .cse5 |v_ULTIMATE.start_gcd_test_~b#1_36|))) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_36| 1) 0) (= (mod (+ .cse3 |v_ULTIMATE.start_gcd_test_~b#1_36|) 256) .cse4) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~b#1_36|)) (not (= .cse3 0)))))) (and .cse6 (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int)) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_36| 1) 0) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~b#1_36|)) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod .cse7 |v_ULTIMATE.start_gcd_test_~b#1_36|))))))) (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int)) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_36|) (= (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) |c_ULTIMATE.start_gcd_test_~b#1|) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0)))) .cse0) (and (or (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int)) (let ((.cse8 (mod .cse5 |v_ULTIMATE.start_gcd_test_~b#1_36|))) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_36|) (not (= .cse8 0)) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0)) (= .cse4 (mod (+ (* 255 |v_ULTIMATE.start_gcd_test_~b#1_36|) .cse8) 256))))) .cse2) (and .cse6 (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int)) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_36|) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod .cse7 |v_ULTIMATE.start_gcd_test_~b#1_36|)) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0)))))) .cse1))))) is different from true [2024-11-09 06:12:41,429 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse10 (mod (* 255 |c_ULTIMATE.start_main1_~x~0#1|) 256))) (let ((.cse0 (<= (+ |c_ULTIMATE.start_main1_~x~0#1| 1) 0)) (.cse8 (<= .cse10 127)) (.cse1 (<= 128 .cse10)) (.cse3 (+ .cse10 (- 256))) (.cse5 (+ |c_ULTIMATE.start_gcd_test_~b#1| 256)) (.cse4 (= |c_ULTIMATE.start_gcd_test_~b#1| 0)) (.cse25 (<= 0 |c_ULTIMATE.start_main1_~x~0#1|))) (or (and .cse0 (or (and .cse1 (or (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse2 (mod .cse3 |v_ULTIMATE.start_gcd_test_~b#1_36|))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_28| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_36| 1) 0) (= (mod |v_ULTIMATE.start_gcd_test_~a#1_28| (+ (mod (+ .cse2 |v_ULTIMATE.start_gcd_test_~b#1_36|) 256) (- 256))) 0) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~b#1_36|)) (not (= .cse2 0))))) .cse4) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse7 (mod .cse3 |v_ULTIMATE.start_gcd_test_~b#1_36|))) (let ((.cse6 (mod |v_ULTIMATE.start_gcd_test_~a#1_28| (+ (mod (+ .cse7 |v_ULTIMATE.start_gcd_test_~b#1_36|) 256) (- 256))))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_28| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_36| 1) 0) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~b#1_36|)) (= .cse5 (mod (+ .cse6 .cse7 |v_ULTIMATE.start_gcd_test_~b#1_36|) 256)) (not (= .cse6 0)) (not (= .cse7 0)))))))) (and .cse8 (or (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse9 (mod .cse10 |v_ULTIMATE.start_gcd_test_~b#1_36|))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_28| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_36| 1) 0) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~b#1_36|)) (= (mod |v_ULTIMATE.start_gcd_test_~a#1_28| .cse9) 0) (not (= .cse9 0))))) .cse4) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse12 (mod .cse10 |v_ULTIMATE.start_gcd_test_~b#1_36|))) (let ((.cse11 (mod |v_ULTIMATE.start_gcd_test_~a#1_28| .cse12))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_28| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_36| 1) 0) (not (= .cse11 0)) (= (mod (+ (* 255 .cse12) .cse11) 256) .cse5) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~b#1_36|)) (not (= .cse12 0)))))))))) (and .cse0 (or (and .cse8 (or (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse13 (mod .cse10 |v_ULTIMATE.start_gcd_test_~b#1_36|))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_28| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_28|) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod |v_ULTIMATE.start_gcd_test_~a#1_28| .cse13)) (not (= .cse13 0)) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0))))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse15 (mod .cse10 |v_ULTIMATE.start_gcd_test_~b#1_36|))) (let ((.cse14 (mod |v_ULTIMATE.start_gcd_test_~a#1_28| .cse15))) (and (not (= .cse14 0)) (= (mod (+ (* 255 .cse15) .cse14) 256) .cse5) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_28| 1) 0) (not (= .cse15 0)) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0)))))) (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse16 (mod .cse10 |v_ULTIMATE.start_gcd_test_~b#1_36|))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_28| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_36|) (= (mod |v_ULTIMATE.start_gcd_test_~a#1_28| .cse16) 0) (not (= .cse16 0)) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0))))) .cse4))) (and .cse1 (or (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse19 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_36|)) (.cse18 (mod .cse3 |v_ULTIMATE.start_gcd_test_~b#1_36|))) (let ((.cse17 (mod |v_ULTIMATE.start_gcd_test_~a#1_28| (+ (- 256) (mod (+ .cse19 .cse18) 256))))) (and (not (= .cse17 0)) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_28| 1) 0) (not (= .cse18 0)) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0)) (= (mod (+ .cse17 .cse19 .cse18) 256) .cse5))))) (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse20 (mod .cse3 |v_ULTIMATE.start_gcd_test_~b#1_36|))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_28| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_36|) (= (mod |v_ULTIMATE.start_gcd_test_~a#1_28| (+ (- 256) (mod (+ (* 255 |v_ULTIMATE.start_gcd_test_~b#1_36|) .cse20) 256))) 0) (not (= .cse20 0)) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0))))) .cse4) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse21 (mod .cse3 |v_ULTIMATE.start_gcd_test_~b#1_36|))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_28| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_28|) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (= (mod |v_ULTIMATE.start_gcd_test_~a#1_28| (+ (- 256) (mod (+ (* 255 |v_ULTIMATE.start_gcd_test_~b#1_36|) .cse21) 256))) |c_ULTIMATE.start_gcd_test_~b#1|) (not (= .cse21 0)) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0))))))))) (and (or (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse23 (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~b#1_36|))) (let ((.cse22 (mod |v_ULTIMATE.start_gcd_test_~a#1_28| .cse23))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_28| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_36| 1) 0) (not (= .cse22 0)) (= (mod (+ (* .cse23 255) .cse22) 256) .cse5) (not (= .cse23 0)) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~b#1_36|)))))) (and .cse4 (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse24 (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~b#1_36|))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_28| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_36| 1) 0) (not (= .cse24 0)) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~b#1_36|)) (= (mod |v_ULTIMATE.start_gcd_test_~a#1_28| .cse24) 0)))))) .cse25) (and (or (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse27 (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~b#1_36|))) (let ((.cse26 (mod |v_ULTIMATE.start_gcd_test_~a#1_28| .cse27))) (and (not (= .cse26 0)) (= (mod (+ (* .cse27 255) .cse26) 256) .cse5) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (not (= .cse27 0)) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_28| 1) 0) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0)))))) (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse28 (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~b#1_36|))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_28| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (not (= .cse28 0)) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_36|) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0)) (= (mod |v_ULTIMATE.start_gcd_test_~a#1_28| .cse28) 0)))) .cse4) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse29 (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~b#1_36|))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_28| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_28|) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (not (= .cse29 0)) (= (mod |v_ULTIMATE.start_gcd_test_~a#1_28| .cse29) |c_ULTIMATE.start_gcd_test_~b#1|) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0)))))) .cse25)))) is different from true [2024-11-09 06:13:01,435 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 8 not checked. [2024-11-09 06:13:01,435 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:13:40,642 WARN L286 SmtUtils]: Spent 6.96s on a formula simplification. DAG size of input: 86 DAG size of output: 82 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 06:13:46,532 WARN L851 $PredicateComparison]: unable to prove that (or (let ((.cse14 (mod |c_ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse13 (+ |c_ULTIMATE.start_main1_~x~0#1| 1)) (.cse18 (mod (+ .cse14 (* |c_ULTIMATE.start_gcd_test_~b#1| 255)) 256))) (let ((.cse19 (mod (+ .cse14 |c_ULTIMATE.start_gcd_test_~b#1|) 256)) (.cse4 (= .cse18 0)) (.cse5 (< 0 (+ |c_ULTIMATE.start_gcd_test_~a#1| 1))) (.cse6 (forall ((|v_ULTIMATE.start_gcd_test_~a#1_31| Int)) (or (< (mod |v_ULTIMATE.start_gcd_test_~a#1_31| .cse18) .cse13) (< |c_ULTIMATE.start_gcd_test_~b#1| |v_ULTIMATE.start_gcd_test_~a#1_31|) (< |v_ULTIMATE.start_gcd_test_~a#1_31| 0))))) (let ((.cse1 (< 127 .cse18)) (.cse8 (or .cse4 .cse5 .cse6)) (.cse10 (< .cse18 128)) (.cse7 (< .cse19 128)) (.cse9 (< 127 .cse19)) (.cse11 (forall ((|v_ULTIMATE.start_gcd_test_~a#1_31| Int)) (or (< |c_ULTIMATE.start_gcd_test_~b#1| |v_ULTIMATE.start_gcd_test_~a#1_31|) (< |v_ULTIMATE.start_gcd_test_~a#1_31| 0) (< (mod |v_ULTIMATE.start_gcd_test_~a#1_31| (+ (- 256) .cse18)) .cse13)))) (.cse12 (< |c_ULTIMATE.start_gcd_test_~a#1| 0)) (.cse0 (mod .cse14 256))) (and (or (< 127 .cse0) (let ((.cse3 (= .cse14 0)) (.cse2 (or .cse12 (forall ((|v_ULTIMATE.start_gcd_test_~a#1_31| Int)) (or (< (mod |v_ULTIMATE.start_gcd_test_~a#1_31| .cse0) .cse13) (< |c_ULTIMATE.start_gcd_test_~b#1| |v_ULTIMATE.start_gcd_test_~a#1_31|) (< |v_ULTIMATE.start_gcd_test_~a#1_31| 0))) (= .cse0 0)))) (and (or .cse1 (and (or (and .cse2 (or .cse3 .cse4 .cse5 .cse6)) .cse7) (or (and .cse2 .cse8) .cse9))) (or .cse10 (and (or .cse3 .cse11 .cse5) .cse2))))) (or (< .cse0 128) (let ((.cse16 (or .cse12 (forall ((|v_ULTIMATE.start_gcd_test_~a#1_31| Int)) (or (< (mod |v_ULTIMATE.start_gcd_test_~a#1_31| (+ (- 256) .cse0)) .cse13) (< |c_ULTIMATE.start_gcd_test_~b#1| |v_ULTIMATE.start_gcd_test_~a#1_31|) (< |v_ULTIMATE.start_gcd_test_~a#1_31| 0)))))) (and (or .cse1 (let ((.cse15 (and .cse8 .cse16))) (and (or .cse9 .cse15) (or .cse7 .cse15)))) (or .cse10 (let ((.cse17 (and (or .cse11 .cse5) .cse16))) (and (or .cse7 .cse17) (or .cse9 .cse17)))))))))))) (= |c_ULTIMATE.start_gcd_test_~b#1| 0) (< |c_ULTIMATE.start_main1_~x~0#1| 1)) is different from false [2024-11-09 06:13:46,749 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 3 not checked. [2024-11-09 06:13:46,749 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:13:46,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [464415329] [2024-11-09 06:13:46,749 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-09 06:13:46,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [517433321] [2024-11-09 06:13:46,750 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [517433321] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 06:13:46,750 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1310633340] [2024-11-09 06:13:46,752 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2024-11-09 06:13:46,752 INFO L166 IcfgInterpreter]: Building call graph [2024-11-09 06:13:46,752 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-09 06:13:46,752 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-09 06:13:46,753 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-09 06:13:47,196 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-09 06:13:50,266 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '485#(<= 1 |#StackHeapBarrier|)' at error location [2024-11-09 06:13:50,267 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2024-11-09 06:13:50,267 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-09 06:13:50,267 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 17 [2024-11-09 06:13:50,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1581035971] [2024-11-09 06:13:50,267 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-09 06:13:50,268 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-09 06:13:50,268 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:13:50,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-09 06:13:50,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=280, Unknown=15, NotChecked=148, Total=506 [2024-11-09 06:13:50,270 INFO L87 Difference]: Start difference. First operand 30 states and 34 transitions. Second operand has 17 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 17 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:13:52,906 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse13 (+ |c_ULTIMATE.start_main1_~x~0#1| 1))) (and (or (let ((.cse14 (mod |c_ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse18 (mod (+ .cse14 (* |c_ULTIMATE.start_gcd_test_~b#1| 255)) 256))) (let ((.cse19 (mod (+ .cse14 |c_ULTIMATE.start_gcd_test_~b#1|) 256)) (.cse4 (= .cse18 0)) (.cse5 (< 0 (+ |c_ULTIMATE.start_gcd_test_~a#1| 1))) (.cse6 (forall ((|v_ULTIMATE.start_gcd_test_~a#1_31| Int)) (or (< (mod |v_ULTIMATE.start_gcd_test_~a#1_31| .cse18) .cse13) (< |c_ULTIMATE.start_gcd_test_~b#1| |v_ULTIMATE.start_gcd_test_~a#1_31|) (< |v_ULTIMATE.start_gcd_test_~a#1_31| 0))))) (let ((.cse1 (< 127 .cse18)) (.cse8 (or .cse4 .cse5 .cse6)) (.cse10 (< .cse18 128)) (.cse7 (< .cse19 128)) (.cse9 (< 127 .cse19)) (.cse11 (forall ((|v_ULTIMATE.start_gcd_test_~a#1_31| Int)) (or (< |c_ULTIMATE.start_gcd_test_~b#1| |v_ULTIMATE.start_gcd_test_~a#1_31|) (< |v_ULTIMATE.start_gcd_test_~a#1_31| 0) (< (mod |v_ULTIMATE.start_gcd_test_~a#1_31| (+ (- 256) .cse18)) .cse13)))) (.cse12 (< |c_ULTIMATE.start_gcd_test_~a#1| 0)) (.cse0 (mod .cse14 256))) (and (or (< 127 .cse0) (let ((.cse3 (= .cse14 0)) (.cse2 (or .cse12 (forall ((|v_ULTIMATE.start_gcd_test_~a#1_31| Int)) (or (< (mod |v_ULTIMATE.start_gcd_test_~a#1_31| .cse0) .cse13) (< |c_ULTIMATE.start_gcd_test_~b#1| |v_ULTIMATE.start_gcd_test_~a#1_31|) (< |v_ULTIMATE.start_gcd_test_~a#1_31| 0))) (= .cse0 0)))) (and (or .cse1 (and (or (and .cse2 (or .cse3 .cse4 .cse5 .cse6)) .cse7) (or (and .cse2 .cse8) .cse9))) (or .cse10 (and (or .cse3 .cse11 .cse5) .cse2))))) (or (< .cse0 128) (let ((.cse16 (or .cse12 (forall ((|v_ULTIMATE.start_gcd_test_~a#1_31| Int)) (or (< (mod |v_ULTIMATE.start_gcd_test_~a#1_31| (+ (- 256) .cse0)) .cse13) (< |c_ULTIMATE.start_gcd_test_~b#1| |v_ULTIMATE.start_gcd_test_~a#1_31|) (< |v_ULTIMATE.start_gcd_test_~a#1_31| 0)))))) (and (or .cse1 (let ((.cse15 (and .cse8 .cse16))) (and (or .cse9 .cse15) (or .cse7 .cse15)))) (or .cse10 (let ((.cse17 (and (or .cse11 .cse5) .cse16))) (and (or .cse7 .cse17) (or .cse9 .cse17)))))))))))) (= |c_ULTIMATE.start_gcd_test_~b#1| 0) (< |c_ULTIMATE.start_main1_~x~0#1| 1)) (or (and (= |c_ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_main1_~x~0#1|) (<= 0 |c_ULTIMATE.start_main1_~x~0#1|)) (and (let ((.cse20 (mod (* 255 |c_ULTIMATE.start_main1_~x~0#1|) 256))) (or (and (<= 128 .cse20) (= (+ |c_ULTIMATE.start_gcd_test_~a#1| 256) .cse20)) (and (= .cse20 |c_ULTIMATE.start_gcd_test_~a#1|) (<= .cse20 127)))) (<= .cse13 0))) (or (and (<= 0 |c_ULTIMATE.start_gcd_test_~b#1|) (<= |c_ULTIMATE.start_gcd_test_~b#1| 127)) (and (<= (+ |c_ULTIMATE.start_gcd_test_~b#1| 1) 0) (<= 0 (+ |c_ULTIMATE.start_gcd_test_~b#1| 128)))))) is different from false [2024-11-09 06:13:53,274 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse36 (mod |c_ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse14 (mod (+ .cse36 |c_ULTIMATE.start_gcd_test_~b#1|) 256)) (.cse13 (mod (+ .cse36 (* |c_ULTIMATE.start_gcd_test_~b#1| 255)) 256)) (.cse1 (mod .cse36 256))) (let ((.cse15 (= |c_ULTIMATE.start_gcd_test_~b#1| 0)) (.cse11 (< 127 .cse1)) (.cse4 (= .cse36 0)) (.cse12 (< .cse1 128)) (.cse3 (< 127 .cse13)) (.cse10 (< 127 .cse14)) (.cse0 (< |c_ULTIMATE.start_gcd_test_~a#1| 0)) (.cse7 (< 0 (+ |c_ULTIMATE.start_gcd_test_~a#1| 1))) (.cse2 (+ |c_ULTIMATE.start_main1_~x~0#1| 1)) (.cse16 (< |c_ULTIMATE.start_main1_~x~0#1| 1))) (and (or (let ((.cse8 (< .cse14 .cse2)) (.cse9 (< 0 (+ |c_ULTIMATE.start_gcd_test_~b#1| 1))) (.cse5 (< |c_ULTIMATE.start_gcd_test_~b#1| 0)) (.cse6 (< .cse13 .cse2))) (and (or (and (or .cse0 (< .cse1 .cse2)) (or .cse3 .cse4 .cse5 .cse6 .cse7) (or .cse4 .cse8 .cse9 .cse10 .cse7)) .cse11) (or .cse12 (and (or .cse8 .cse9 .cse10 .cse7) (or .cse3 .cse5 .cse6 .cse7))))) .cse15 .cse16) (or (< 127 |c_ULTIMATE.start_gcd_test_~b#1|) (< |c_ULTIMATE.start_gcd_test_~b#1| .cse2) .cse16) (let ((.cse19 (mod (* 255 |c_ULTIMATE.start_main1_~x~0#1|) 256))) (let ((.cse24 (<= .cse2 0)) (.cse23 (+ |c_ULTIMATE.start_gcd_test_~b#1| 256)) (.cse21 (+ .cse19 (- 256))) (.cse20 (<= 128 .cse19)) (.cse18 (<= .cse19 127)) (.cse17 (<= 0 |c_ULTIMATE.start_main1_~x~0#1|))) (or (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int)) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_36| 1) 0) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~b#1_36|)) (= (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) |c_ULTIMATE.start_gcd_test_~b#1|))) .cse17) (and (or (and .cse18 (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int)) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_36| 1) 0) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~b#1_36|)) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod .cse19 |v_ULTIMATE.start_gcd_test_~b#1_36|))))) (and .cse20 (or (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int)) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) (= (mod .cse21 |v_ULTIMATE.start_gcd_test_~b#1_36|) 0) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_36| 1) 0))) .cse15) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int)) (let ((.cse22 (mod .cse21 |v_ULTIMATE.start_gcd_test_~b#1_36|))) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_36| 1) 0) (= (mod (+ .cse22 |v_ULTIMATE.start_gcd_test_~b#1_36|) 256) .cse23) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~b#1_36|)) (not (= .cse22 0)))))))) .cse24) (and .cse24 (or (and (or (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int)) (let ((.cse25 (mod .cse21 |v_ULTIMATE.start_gcd_test_~b#1_36|))) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_36|) (not (= .cse25 0)) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0)) (= .cse23 (mod (+ (* 255 |v_ULTIMATE.start_gcd_test_~b#1_36|) .cse25) 256))))) (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int)) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) (= (mod .cse21 |v_ULTIMATE.start_gcd_test_~b#1_36|) 0) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_36|) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0)))) .cse15)) .cse20) (and .cse18 (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int)) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_36|) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod .cse19 |v_ULTIMATE.start_gcd_test_~b#1_36|)) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0))))))) (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int)) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_36|) (= (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) |c_ULTIMATE.start_gcd_test_~b#1|) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0)))) .cse17)))) (or (let ((.cse27 (= .cse13 0)) (.cse28 (forall ((|v_ULTIMATE.start_gcd_test_~a#1_31| Int)) (or (< (mod |v_ULTIMATE.start_gcd_test_~a#1_31| .cse13) .cse2) (< |c_ULTIMATE.start_gcd_test_~b#1| |v_ULTIMATE.start_gcd_test_~a#1_31|) (< |v_ULTIMATE.start_gcd_test_~a#1_31| 0))))) (let ((.cse30 (or .cse27 .cse7 .cse28)) (.cse31 (< .cse13 128)) (.cse29 (< .cse14 128)) (.cse32 (forall ((|v_ULTIMATE.start_gcd_test_~a#1_31| Int)) (or (< |c_ULTIMATE.start_gcd_test_~b#1| |v_ULTIMATE.start_gcd_test_~a#1_31|) (< |v_ULTIMATE.start_gcd_test_~a#1_31| 0) (< (mod |v_ULTIMATE.start_gcd_test_~a#1_31| (+ (- 256) .cse13)) .cse2))))) (and (or .cse11 (let ((.cse26 (or .cse0 (forall ((|v_ULTIMATE.start_gcd_test_~a#1_31| Int)) (or (< (mod |v_ULTIMATE.start_gcd_test_~a#1_31| .cse1) .cse2) (< |c_ULTIMATE.start_gcd_test_~b#1| |v_ULTIMATE.start_gcd_test_~a#1_31|) (< |v_ULTIMATE.start_gcd_test_~a#1_31| 0))) (= .cse1 0)))) (and (or .cse3 (and (or (and .cse26 (or .cse4 .cse27 .cse7 .cse28)) .cse29) (or (and .cse26 .cse30) .cse10))) (or .cse31 (and (or .cse4 .cse32 .cse7) .cse26))))) (or .cse12 (let ((.cse34 (or .cse0 (forall ((|v_ULTIMATE.start_gcd_test_~a#1_31| Int)) (or (< (mod |v_ULTIMATE.start_gcd_test_~a#1_31| (+ (- 256) .cse1)) .cse2) (< |c_ULTIMATE.start_gcd_test_~b#1| |v_ULTIMATE.start_gcd_test_~a#1_31|) (< |v_ULTIMATE.start_gcd_test_~a#1_31| 0)))))) (and (or .cse3 (let ((.cse33 (and .cse30 .cse34))) (and (or .cse10 .cse33) (or .cse29 .cse33)))) (or .cse31 (let ((.cse35 (and (or .cse32 .cse7) .cse34))) (and (or .cse29 .cse35) (or .cse10 .cse35)))))))))) .cse16))))) is different from false [2024-11-09 06:13:55,300 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse36 (mod |c_ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse14 (mod (+ .cse36 |c_ULTIMATE.start_gcd_test_~b#1|) 256)) (.cse13 (mod (+ .cse36 (* |c_ULTIMATE.start_gcd_test_~b#1| 255)) 256)) (.cse1 (mod .cse36 256))) (let ((.cse15 (= |c_ULTIMATE.start_gcd_test_~b#1| 0)) (.cse11 (< 127 .cse1)) (.cse4 (= .cse36 0)) (.cse12 (< .cse1 128)) (.cse3 (< 127 .cse13)) (.cse10 (< 127 .cse14)) (.cse0 (< |c_ULTIMATE.start_gcd_test_~a#1| 0)) (.cse7 (< 0 (+ |c_ULTIMATE.start_gcd_test_~a#1| 1))) (.cse2 (+ |c_ULTIMATE.start_main1_~x~0#1| 1)) (.cse16 (< |c_ULTIMATE.start_main1_~x~0#1| 1))) (and (or (let ((.cse8 (< .cse14 .cse2)) (.cse9 (< 0 (+ |c_ULTIMATE.start_gcd_test_~b#1| 1))) (.cse5 (< |c_ULTIMATE.start_gcd_test_~b#1| 0)) (.cse6 (< .cse13 .cse2))) (and (or (and (or .cse0 (< .cse1 .cse2)) (or .cse3 .cse4 .cse5 .cse6 .cse7) (or .cse4 .cse8 .cse9 .cse10 .cse7)) .cse11) (or .cse12 (and (or .cse8 .cse9 .cse10 .cse7) (or .cse3 .cse5 .cse6 .cse7))))) .cse15 .cse16) (or (< 127 |c_ULTIMATE.start_gcd_test_~b#1|) (< |c_ULTIMATE.start_gcd_test_~b#1| .cse2) .cse16) (let ((.cse19 (mod (* 255 |c_ULTIMATE.start_main1_~x~0#1|) 256))) (let ((.cse24 (<= .cse2 0)) (.cse23 (+ |c_ULTIMATE.start_gcd_test_~b#1| 256)) (.cse21 (+ .cse19 (- 256))) (.cse20 (<= 128 .cse19)) (.cse18 (<= .cse19 127)) (.cse17 (<= 0 |c_ULTIMATE.start_main1_~x~0#1|))) (or (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int)) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_36| 1) 0) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~b#1_36|)) (= (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) |c_ULTIMATE.start_gcd_test_~b#1|))) .cse17) (and (or (and .cse18 (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int)) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_36| 1) 0) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~b#1_36|)) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod .cse19 |v_ULTIMATE.start_gcd_test_~b#1_36|))))) (and .cse20 (or (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int)) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) (= (mod .cse21 |v_ULTIMATE.start_gcd_test_~b#1_36|) 0) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_36| 1) 0))) .cse15) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int)) (let ((.cse22 (mod .cse21 |v_ULTIMATE.start_gcd_test_~b#1_36|))) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_36| 1) 0) (= (mod (+ .cse22 |v_ULTIMATE.start_gcd_test_~b#1_36|) 256) .cse23) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~b#1_36|)) (not (= .cse22 0)))))))) .cse24) (and .cse24 (or (and (or (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int)) (let ((.cse25 (mod .cse21 |v_ULTIMATE.start_gcd_test_~b#1_36|))) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_36|) (not (= .cse25 0)) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0)) (= .cse23 (mod (+ (* 255 |v_ULTIMATE.start_gcd_test_~b#1_36|) .cse25) 256))))) (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int)) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) (= (mod .cse21 |v_ULTIMATE.start_gcd_test_~b#1_36|) 0) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_36|) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0)))) .cse15)) .cse20) (and .cse18 (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int)) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_36|) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod .cse19 |v_ULTIMATE.start_gcd_test_~b#1_36|)) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0))))))) (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int)) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_36|) (= (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) |c_ULTIMATE.start_gcd_test_~b#1|) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0)))) .cse17)))) (or (let ((.cse27 (= .cse13 0)) (.cse28 (forall ((|v_ULTIMATE.start_gcd_test_~a#1_31| Int)) (or (< (mod |v_ULTIMATE.start_gcd_test_~a#1_31| .cse13) .cse2) (< |c_ULTIMATE.start_gcd_test_~b#1| |v_ULTIMATE.start_gcd_test_~a#1_31|) (< |v_ULTIMATE.start_gcd_test_~a#1_31| 0))))) (let ((.cse30 (or .cse27 .cse7 .cse28)) (.cse31 (< .cse13 128)) (.cse29 (< .cse14 128)) (.cse32 (forall ((|v_ULTIMATE.start_gcd_test_~a#1_31| Int)) (or (< |c_ULTIMATE.start_gcd_test_~b#1| |v_ULTIMATE.start_gcd_test_~a#1_31|) (< |v_ULTIMATE.start_gcd_test_~a#1_31| 0) (< (mod |v_ULTIMATE.start_gcd_test_~a#1_31| (+ (- 256) .cse13)) .cse2))))) (and (or .cse11 (let ((.cse26 (or .cse0 (forall ((|v_ULTIMATE.start_gcd_test_~a#1_31| Int)) (or (< (mod |v_ULTIMATE.start_gcd_test_~a#1_31| .cse1) .cse2) (< |c_ULTIMATE.start_gcd_test_~b#1| |v_ULTIMATE.start_gcd_test_~a#1_31|) (< |v_ULTIMATE.start_gcd_test_~a#1_31| 0))) (= .cse1 0)))) (and (or .cse3 (and (or (and .cse26 (or .cse4 .cse27 .cse7 .cse28)) .cse29) (or (and .cse26 .cse30) .cse10))) (or .cse31 (and (or .cse4 .cse32 .cse7) .cse26))))) (or .cse12 (let ((.cse34 (or .cse0 (forall ((|v_ULTIMATE.start_gcd_test_~a#1_31| Int)) (or (< (mod |v_ULTIMATE.start_gcd_test_~a#1_31| (+ (- 256) .cse1)) .cse2) (< |c_ULTIMATE.start_gcd_test_~b#1| |v_ULTIMATE.start_gcd_test_~a#1_31|) (< |v_ULTIMATE.start_gcd_test_~a#1_31| 0)))))) (and (or .cse3 (let ((.cse33 (and .cse30 .cse34))) (and (or .cse10 .cse33) (or .cse29 .cse33)))) (or .cse31 (let ((.cse35 (and (or .cse32 .cse7) .cse34))) (and (or .cse29 .cse35) (or .cse10 .cse35)))))))))) .cse16))))) is different from true [2024-11-09 06:13:55,471 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse0 (+ |c_ULTIMATE.start_main1_~x~0#1| 1)) (.cse1 (< |c_ULTIMATE.start_main1_~x~0#1| 1))) (and (not (= |c_ULTIMATE.start_gcd_test_~b#1| 0)) (or (< 127 |c_ULTIMATE.start_gcd_test_~b#1|) (< |c_ULTIMATE.start_gcd_test_~b#1| .cse0) .cse1) (let ((.cse9 (mod (* 255 |c_ULTIMATE.start_main1_~x~0#1|) 256))) (let ((.cse2 (<= 0 |c_ULTIMATE.start_main1_~x~0#1|)) (.cse6 (+ |c_ULTIMATE.start_gcd_test_~b#1| 256)) (.cse7 (+ .cse9 (- 256))) (.cse4 (<= 128 .cse9)) (.cse8 (<= .cse9 127)) (.cse3 (<= .cse0 0))) (or (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int)) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_36| 1) 0) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~b#1_36|)) (= (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) |c_ULTIMATE.start_gcd_test_~b#1|))) .cse2) (and .cse3 (or (and .cse4 (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int)) (let ((.cse5 (mod .cse7 |v_ULTIMATE.start_gcd_test_~b#1_36|))) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_36| 1) 0) (= (mod (+ .cse5 |v_ULTIMATE.start_gcd_test_~b#1_36|) 256) .cse6) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~b#1_36|)) (not (= .cse5 0)))))) (and .cse8 (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int)) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_36| 1) 0) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~b#1_36|)) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod .cse9 |v_ULTIMATE.start_gcd_test_~b#1_36|))))))) (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int)) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_36|) (= (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) |c_ULTIMATE.start_gcd_test_~b#1|) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0)))) .cse2) (and (or (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int)) (let ((.cse10 (mod .cse7 |v_ULTIMATE.start_gcd_test_~b#1_36|))) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_36|) (not (= .cse10 0)) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0)) (= .cse6 (mod (+ (* 255 |v_ULTIMATE.start_gcd_test_~b#1_36|) .cse10) 256))))) .cse4) (and .cse8 (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int)) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_36|) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod .cse9 |v_ULTIMATE.start_gcd_test_~b#1_36|)) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0)))))) .cse3)))) (or (let ((.cse20 (mod |c_ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse21 (mod (+ .cse20 (* |c_ULTIMATE.start_gcd_test_~b#1| 255)) 256)) (.cse22 (mod (+ .cse20 |c_ULTIMATE.start_gcd_test_~b#1|) 256))) (let ((.cse11 (mod .cse20 256)) (.cse17 (< .cse22 .cse0)) (.cse18 (< 0 (+ |c_ULTIMATE.start_gcd_test_~b#1| 1))) (.cse19 (< 127 .cse22)) (.cse12 (< 127 .cse21)) (.cse14 (< |c_ULTIMATE.start_gcd_test_~b#1| 0)) (.cse15 (< .cse21 .cse0)) (.cse16 (< 0 (+ |c_ULTIMATE.start_gcd_test_~a#1| 1)))) (and (or (let ((.cse13 (= .cse20 0))) (and (or (< |c_ULTIMATE.start_gcd_test_~a#1| 0) (< .cse11 .cse0)) (or .cse12 .cse13 .cse14 .cse15 .cse16) (or .cse13 .cse17 .cse18 .cse19 .cse16))) (< 127 .cse11)) (or (< .cse11 128) (and (or .cse17 .cse18 .cse19 .cse16) (or .cse12 .cse14 .cse15 .cse16))))))) .cse1))) is different from true [2024-11-09 06:13:55,593 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse30 (+ |c_ULTIMATE.start_main1_~x~0#1| 1)) (.cse31 (< |c_ULTIMATE.start_main1_~x~0#1| 1))) (and (let ((.cse10 (mod (* 255 |c_ULTIMATE.start_main1_~x~0#1|) 256))) (let ((.cse0 (<= .cse30 0)) (.cse8 (<= .cse10 127)) (.cse1 (<= 128 .cse10)) (.cse3 (+ .cse10 (- 256))) (.cse5 (+ |c_ULTIMATE.start_gcd_test_~b#1| 256)) (.cse4 (= |c_ULTIMATE.start_gcd_test_~b#1| 0)) (.cse25 (<= 0 |c_ULTIMATE.start_main1_~x~0#1|))) (or (and .cse0 (or (and .cse1 (or (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse2 (mod .cse3 |v_ULTIMATE.start_gcd_test_~b#1_36|))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_28| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_36| 1) 0) (= (mod |v_ULTIMATE.start_gcd_test_~a#1_28| (+ (mod (+ .cse2 |v_ULTIMATE.start_gcd_test_~b#1_36|) 256) (- 256))) 0) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~b#1_36|)) (not (= .cse2 0))))) .cse4) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse7 (mod .cse3 |v_ULTIMATE.start_gcd_test_~b#1_36|))) (let ((.cse6 (mod |v_ULTIMATE.start_gcd_test_~a#1_28| (+ (mod (+ .cse7 |v_ULTIMATE.start_gcd_test_~b#1_36|) 256) (- 256))))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_28| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_36| 1) 0) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~b#1_36|)) (= .cse5 (mod (+ .cse6 .cse7 |v_ULTIMATE.start_gcd_test_~b#1_36|) 256)) (not (= .cse6 0)) (not (= .cse7 0)))))))) (and .cse8 (or (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse9 (mod .cse10 |v_ULTIMATE.start_gcd_test_~b#1_36|))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_28| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_36| 1) 0) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~b#1_36|)) (= (mod |v_ULTIMATE.start_gcd_test_~a#1_28| .cse9) 0) (not (= .cse9 0))))) .cse4) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse12 (mod .cse10 |v_ULTIMATE.start_gcd_test_~b#1_36|))) (let ((.cse11 (mod |v_ULTIMATE.start_gcd_test_~a#1_28| .cse12))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_28| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_36| 1) 0) (not (= .cse11 0)) (= (mod (+ (* 255 .cse12) .cse11) 256) .cse5) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~b#1_36|)) (not (= .cse12 0)))))))))) (and .cse0 (or (and .cse8 (or (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse13 (mod .cse10 |v_ULTIMATE.start_gcd_test_~b#1_36|))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_28| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_28|) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod |v_ULTIMATE.start_gcd_test_~a#1_28| .cse13)) (not (= .cse13 0)) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0))))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse15 (mod .cse10 |v_ULTIMATE.start_gcd_test_~b#1_36|))) (let ((.cse14 (mod |v_ULTIMATE.start_gcd_test_~a#1_28| .cse15))) (and (not (= .cse14 0)) (= (mod (+ (* 255 .cse15) .cse14) 256) .cse5) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_28| 1) 0) (not (= .cse15 0)) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0)))))) (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse16 (mod .cse10 |v_ULTIMATE.start_gcd_test_~b#1_36|))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_28| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_36|) (= (mod |v_ULTIMATE.start_gcd_test_~a#1_28| .cse16) 0) (not (= .cse16 0)) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0))))) .cse4))) (and .cse1 (or (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse19 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_36|)) (.cse18 (mod .cse3 |v_ULTIMATE.start_gcd_test_~b#1_36|))) (let ((.cse17 (mod |v_ULTIMATE.start_gcd_test_~a#1_28| (+ (- 256) (mod (+ .cse19 .cse18) 256))))) (and (not (= .cse17 0)) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_28| 1) 0) (not (= .cse18 0)) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0)) (= (mod (+ .cse17 .cse19 .cse18) 256) .cse5))))) (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse20 (mod .cse3 |v_ULTIMATE.start_gcd_test_~b#1_36|))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_28| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_36|) (= (mod |v_ULTIMATE.start_gcd_test_~a#1_28| (+ (- 256) (mod (+ (* 255 |v_ULTIMATE.start_gcd_test_~b#1_36|) .cse20) 256))) 0) (not (= .cse20 0)) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0))))) .cse4) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse21 (mod .cse3 |v_ULTIMATE.start_gcd_test_~b#1_36|))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_28| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_28|) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (= (mod |v_ULTIMATE.start_gcd_test_~a#1_28| (+ (- 256) (mod (+ (* 255 |v_ULTIMATE.start_gcd_test_~b#1_36|) .cse21) 256))) |c_ULTIMATE.start_gcd_test_~b#1|) (not (= .cse21 0)) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0))))))))) (and (or (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse23 (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~b#1_36|))) (let ((.cse22 (mod |v_ULTIMATE.start_gcd_test_~a#1_28| .cse23))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_28| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_36| 1) 0) (not (= .cse22 0)) (= (mod (+ (* .cse23 255) .cse22) 256) .cse5) (not (= .cse23 0)) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~b#1_36|)))))) (and .cse4 (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse24 (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~b#1_36|))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_28| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_36| 1) 0) (not (= .cse24 0)) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~b#1_36|)) (= (mod |v_ULTIMATE.start_gcd_test_~a#1_28| .cse24) 0)))))) .cse25) (and (or (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse27 (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~b#1_36|))) (let ((.cse26 (mod |v_ULTIMATE.start_gcd_test_~a#1_28| .cse27))) (and (not (= .cse26 0)) (= (mod (+ (* .cse27 255) .cse26) 256) .cse5) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (not (= .cse27 0)) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_28| 1) 0) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0)))))) (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse28 (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~b#1_36|))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_28| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (not (= .cse28 0)) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_36|) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0)) (= (mod |v_ULTIMATE.start_gcd_test_~a#1_28| .cse28) 0)))) .cse4) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse29 (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~b#1_36|))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_28| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_28|) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (not (= .cse29 0)) (= (mod |v_ULTIMATE.start_gcd_test_~a#1_28| .cse29) |c_ULTIMATE.start_gcd_test_~b#1|) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0)))))) .cse25)))) (or (< 127 |c_ULTIMATE.start_gcd_test_~b#1|) (< |c_ULTIMATE.start_gcd_test_~b#1| .cse30) .cse31) (or (< 127 |c_ULTIMATE.start_gcd_test_~a#1|) (< |c_ULTIMATE.start_gcd_test_~a#1| .cse30) .cse31))) is different from true [2024-11-09 06:14:00,470 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse30 (+ |c_ULTIMATE.start_main1_~x~0#1| 1))) (and (let ((.cse8 (mod (* 255 |c_ULTIMATE.start_main1_~x~0#1|) 256))) (let ((.cse15 (+ .cse8 (- 256))) (.cse12 (<= 128 .cse8)) (.cse11 (<= .cse8 127)) (.cse17 (<= .cse30 0)) (.cse4 (+ |c_ULTIMATE.start_gcd_test_~a#1| 256)) (.cse1 (= |c_ULTIMATE.start_gcd_test_~a#1| 0)) (.cse0 (<= 0 |c_ULTIMATE.start_main1_~x~0#1|))) (or (and .cse0 (or (and .cse1 (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse2 (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~b#1_36|))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_28| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (not (= .cse2 0)) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_36|) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0)) (= (mod |v_ULTIMATE.start_gcd_test_~a#1_28| .cse2) 0))))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse5 (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~b#1_36|))) (let ((.cse3 (mod |v_ULTIMATE.start_gcd_test_~a#1_28| .cse5))) (and (not (= .cse3 0)) (= .cse4 (mod (+ (* .cse5 255) .cse3) 256)) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (not (= .cse5 0)) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_28| 1) 0) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0)))))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse6 (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~b#1_36|))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_28| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_28|) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (not (= .cse6 0)) (= (mod |v_ULTIMATE.start_gcd_test_~a#1_28| .cse6) |c_ULTIMATE.start_gcd_test_~a#1|) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0))))))) (and (or (and (or (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse7 (mod .cse8 |v_ULTIMATE.start_gcd_test_~b#1_36|))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_28| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_36| 1) 0) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~b#1_36|)) (= (mod |v_ULTIMATE.start_gcd_test_~a#1_28| .cse7) 0) (not (= .cse7 0))))) .cse1) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse10 (mod .cse8 |v_ULTIMATE.start_gcd_test_~b#1_36|))) (let ((.cse9 (mod |v_ULTIMATE.start_gcd_test_~a#1_28| .cse10))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_28| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_36| 1) 0) (not (= .cse9 0)) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~b#1_36|)) (not (= .cse10 0)) (= .cse4 (mod (+ (* 255 .cse10) .cse9) 256))))))) .cse11) (and .cse12 (or (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse14 (mod .cse15 |v_ULTIMATE.start_gcd_test_~b#1_36|))) (let ((.cse13 (mod |v_ULTIMATE.start_gcd_test_~a#1_28| (+ (mod (+ .cse14 |v_ULTIMATE.start_gcd_test_~b#1_36|) 256) (- 256))))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_28| |v_ULTIMATE.start_gcd_test_~b#1_36|) (= .cse4 (mod (+ .cse13 .cse14 |v_ULTIMATE.start_gcd_test_~b#1_36|) 256)) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_36| 1) 0) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~b#1_36|)) (not (= .cse13 0)) (not (= .cse14 0)))))) (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse16 (mod .cse15 |v_ULTIMATE.start_gcd_test_~b#1_36|))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_28| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_36| 1) 0) (= (mod |v_ULTIMATE.start_gcd_test_~a#1_28| (+ (mod (+ .cse16 |v_ULTIMATE.start_gcd_test_~b#1_36|) 256) (- 256))) 0) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~b#1_36|)) (not (= .cse16 0))))) .cse1)))) .cse17) (and (or (and (or (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse18 (mod .cse15 |v_ULTIMATE.start_gcd_test_~b#1_36|))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_28| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_28|) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (not (= .cse18 0)) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0)) (= (mod |v_ULTIMATE.start_gcd_test_~a#1_28| (+ (- 256) (mod (+ (* 255 |v_ULTIMATE.start_gcd_test_~b#1_36|) .cse18) 256))) |c_ULTIMATE.start_gcd_test_~a#1|)))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse20 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_36|)) (.cse21 (mod .cse15 |v_ULTIMATE.start_gcd_test_~b#1_36|))) (let ((.cse19 (mod |v_ULTIMATE.start_gcd_test_~a#1_28| (+ (- 256) (mod (+ .cse20 .cse21) 256))))) (and (= .cse4 (mod (+ .cse19 .cse20 .cse21) 256)) (not (= .cse19 0)) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_28| 1) 0) (not (= .cse21 0)) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0)))))) (and .cse1 (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse22 (mod .cse15 |v_ULTIMATE.start_gcd_test_~b#1_36|))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_28| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_36|) (= (mod |v_ULTIMATE.start_gcd_test_~a#1_28| (+ (- 256) (mod (+ (* 255 |v_ULTIMATE.start_gcd_test_~b#1_36|) .cse22) 256))) 0) (not (= .cse22 0)) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0))))))) .cse12) (and .cse11 (or (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse24 (mod .cse8 |v_ULTIMATE.start_gcd_test_~b#1_36|))) (let ((.cse23 (mod |v_ULTIMATE.start_gcd_test_~a#1_28| .cse24))) (and (not (= .cse23 0)) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_28| 1) 0) (not (= .cse24 0)) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0)) (= .cse4 (mod (+ (* 255 .cse24) .cse23) 256)))))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse25 (mod .cse8 |v_ULTIMATE.start_gcd_test_~b#1_36|))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_28| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_28|) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (not (= .cse25 0)) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod |v_ULTIMATE.start_gcd_test_~a#1_28| .cse25)) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0))))) (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse26 (mod .cse8 |v_ULTIMATE.start_gcd_test_~b#1_36|))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_28| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= |v_ULTIMATE.start_gcd_test_~b#1_36| 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_36|) (= (mod |v_ULTIMATE.start_gcd_test_~a#1_28| .cse26) 0) (not (= .cse26 0)) (not (= |v_ULTIMATE.start_gcd_test_~b#1_36| 0))))) .cse1)))) .cse17) (and (or (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse28 (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~b#1_36|))) (let ((.cse27 (mod |v_ULTIMATE.start_gcd_test_~a#1_28| .cse28))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_28| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_36| 1) 0) (not (= .cse27 0)) (= .cse4 (mod (+ (* .cse28 255) .cse27) 256)) (not (= .cse28 0)) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~b#1_36|)))))) (and .cse1 (exists ((|v_ULTIMATE.start_gcd_test_~b#1_36| Int) (|v_ULTIMATE.start_gcd_test_~a#1_28| Int)) (let ((.cse29 (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~b#1_36|))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_28| |v_ULTIMATE.start_gcd_test_~b#1_36|) (<= (+ |v_ULTIMATE.start_gcd_test_~b#1_36| 1) 0) (not (= .cse29 0)) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~b#1_36|)) (= (mod |v_ULTIMATE.start_gcd_test_~a#1_28| .cse29) 0)))))) .cse0)))) (or (< 127 |c_ULTIMATE.start_gcd_test_~b#1|) (< |c_ULTIMATE.start_gcd_test_~b#1| .cse30) (< |c_ULTIMATE.start_main1_~x~0#1| 1)))) is different from true [2024-11-09 06:14:17,956 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [1] [2024-11-09 06:14:20,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0, 1] [2024-11-09 06:14:22,806 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.68s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [1] [2024-11-09 06:14:25,226 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.42s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [1] [2024-11-09 06:14:27,675 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [1] [2024-11-09 06:14:29,765 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [1] [2024-11-09 06:14:31,942 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [1] [2024-11-09 06:14:34,162 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [1] [2024-11-09 06:14:36,302 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0, 1] [2024-11-09 06:14:38,485 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [1] [2024-11-09 06:15:09,891 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [1] [2024-11-09 06:15:12,312 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.42s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [1] [2024-11-09 06:15:14,427 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [1] [2024-11-09 06:15:16,752 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [1] [2024-11-09 06:15:18,957 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [1] [2024-11-09 06:15:21,185 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0, 1] [2024-11-09 06:15:21,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:15:21,271 INFO L93 Difference]: Finished difference Result 44 states and 50 transitions. [2024-11-09 06:15:21,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-09 06:15:21,272 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 17 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2024-11-09 06:15:21,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:15:21,273 INFO L225 Difference]: With dead ends: 44 [2024-11-09 06:15:21,273 INFO L226 Difference]: Without dead ends: 37 [2024-11-09 06:15:21,274 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 15 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 9 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 93.3s TimeCoverageRelationStatistics Valid=108, Invalid=485, Unknown=43, NotChecked=486, Total=1122 [2024-11-09 06:15:21,275 INFO L432 NwaCegarLoop]: 19 mSDtfsCounter, 4 mSDsluCounter, 151 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 5 mSolverCounterUnsat, 19 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 170 SdHoareTripleChecker+Invalid, 355 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 19 IncrementalHoareTripleChecker+Unknown, 228 IncrementalHoareTripleChecker+Unchecked, 37.9s IncrementalHoareTripleChecker+Time [2024-11-09 06:15:21,276 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 170 Invalid, 355 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 103 Invalid, 19 Unknown, 228 Unchecked, 37.9s Time] [2024-11-09 06:15:21,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2024-11-09 06:15:21,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 36. [2024-11-09 06:15:21,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 26 states have (on average 1.0769230769230769) internal successors, (28), 27 states have internal predecessors, (28), 6 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-09 06:15:21,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 40 transitions. [2024-11-09 06:15:21,292 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 40 transitions. Word has length 13 [2024-11-09 06:15:21,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:15:21,292 INFO L471 AbstractCegarLoop]: Abstraction has 36 states and 40 transitions. [2024-11-09 06:15:21,292 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 17 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:15:21,292 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 40 transitions. [2024-11-09 06:15:21,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-09 06:15:21,293 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:15:21,293 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:15:21,308 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48bfd540-dae5-41f2-9711-8f11d53f6a80/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-09 06:15:21,494 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48bfd540-dae5-41f2-9711-8f11d53f6a80/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:15:21,494 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:15:21,494 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:15:21,494 INFO L85 PathProgramCache]: Analyzing trace with hash 785377904, now seen corresponding path program 3 times [2024-11-09 06:15:21,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:15:21,495 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [239102866] [2024-11-09 06:15:21,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:15:21,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:15:21,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 06:15:21,703 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [399228491] [2024-11-09 06:15:21,703 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-09 06:15:21,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:15:21,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48bfd540-dae5-41f2-9711-8f11d53f6a80/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:15:21,705 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48bfd540-dae5-41f2-9711-8f11d53f6a80/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 06:15:21,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48bfd540-dae5-41f2-9711-8f11d53f6a80/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-09 06:15:21,889 INFO L227 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-09 06:15:21,889 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-09 06:15:21,891 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-09 06:15:21,898 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:16:04,597 WARN L851 $PredicateComparison]: unable to prove that (and (let ((.cse7 (mod (* 255 |c_ULTIMATE.start_main1_~x~0#1|) 256))) (let ((.cse8 (<= .cse7 127)) (.cse1 (<= 128 .cse7)) (.cse4 (+ |c_ULTIMATE.start_gcd_test_~b#1| 256)) (.cse0 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (and (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_38|) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod |v_ULTIMATE.start_gcd_test_~a#1_38| |c_ULTIMATE.start_gcd_test_~a#1|))))) (.cse2 (+ .cse7 (- 256))) (.cse12 (<= (+ |c_ULTIMATE.start_main1_~x~0#1| 1) 0)) (.cse10 (= |c_ULTIMATE.start_gcd_test_~b#1| 0)) (.cse15 (+ |c_ULTIMATE.start_gcd_test_~a#1| 256)) (.cse29 (<= 0 |c_ULTIMATE.start_main1_~x~0#1|))) (or (and (or (and .cse0 .cse1 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int)) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|) (= (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ (mod (+ (* 255 |v_ULTIMATE.start_gcd_test_~a#1_37|) (mod .cse2 |v_ULTIMATE.start_gcd_test_~a#1_37|)) 256) (- 256))) |c_ULTIMATE.start_gcd_test_~a#1|)))) (and .cse1 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse3 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| |c_ULTIMATE.start_gcd_test_~a#1|)) (.cse5 (mod (+ (* 255 |v_ULTIMATE.start_gcd_test_~a#1_37|) (mod .cse2 |v_ULTIMATE.start_gcd_test_~a#1_37|)) 256))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_38| 1) 0) (= (mod (+ (* |c_ULTIMATE.start_gcd_test_~a#1| 255) .cse3) 256) .cse4) (not (= 0 .cse3)) (<= .cse5 (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_38|)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|) (= (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ .cse5 (- 256))) |c_ULTIMATE.start_gcd_test_~a#1|))))) (and (or (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse6 (mod .cse7 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (and (= |c_ULTIMATE.start_gcd_test_~a#1| (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse6)) (not (= .cse6 0)) (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (= 0 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| |c_ULTIMATE.start_gcd_test_~a#1|)) (<= .cse6 |v_ULTIMATE.start_gcd_test_~a#1_38|) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|)))) .cse8) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse9 (mod (+ (* 255 |v_ULTIMATE.start_gcd_test_~a#1_37|) (mod .cse2 |v_ULTIMATE.start_gcd_test_~a#1_37|)) 256))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (= 0 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| |c_ULTIMATE.start_gcd_test_~a#1|)) (<= .cse9 (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_38|)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|) (= (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ .cse9 (- 256))) |c_ULTIMATE.start_gcd_test_~a#1|)))) .cse1)) .cse10) (and .cse8 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse11 (mod .cse7 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (and (= |c_ULTIMATE.start_gcd_test_~a#1| (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse11)) (not (= .cse11 0)) (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (<= .cse11 |v_ULTIMATE.start_gcd_test_~a#1_38|) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod |v_ULTIMATE.start_gcd_test_~a#1_38| |c_ULTIMATE.start_gcd_test_~a#1|))))))) .cse12 (<= 0 |c_ULTIMATE.start_gcd_test_~a#1|)) (and (or (and (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int)) (let ((.cse13 (mod .cse7 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse14 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse13))) (and (not (= .cse13 0)) (not (= .cse14 0)) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (and (<= .cse13 |v_ULTIMATE.start_gcd_test_~a#1_38|) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod |v_ULTIMATE.start_gcd_test_~a#1_38| |c_ULTIMATE.start_gcd_test_~a#1|)))) (= .cse15 (mod (+ .cse14 (* 255 .cse13)) 256)))))) (and .cse10 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse16 (mod .cse7 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse17 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse16))) (and (not (= .cse16 0)) (not (= .cse17 0)) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (= 0 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| |c_ULTIMATE.start_gcd_test_~a#1|)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (<= .cse16 |v_ULTIMATE.start_gcd_test_~a#1_38|) (= .cse15 (mod (+ .cse17 (* 255 .cse16)) 256)))))))) .cse8) (and .cse1 (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int)) (let ((.cse19 (mod .cse2 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse21 (mod (+ .cse19 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256))) (let ((.cse18 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ (- 256) .cse21)))) (and (not (= .cse18 0)) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (= .cse15 (mod (+ .cse19 .cse18 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256)) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse20 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| |c_ULTIMATE.start_gcd_test_~a#1|))) (and (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_38| 1) 0) (not (= 0 .cse20)) (<= .cse21 (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_38|)) (= (mod (+ |c_ULTIMATE.start_gcd_test_~a#1| .cse20) 256) .cse4)))) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0)))))) (and .cse0 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int)) (let ((.cse23 (mod .cse2 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse22 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ (- 256) (mod (+ .cse23 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256))))) (and (not (= .cse22 0)) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (= .cse15 (mod (+ .cse23 .cse22 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0)))))) (and .cse10 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse25 (mod .cse2 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse26 (mod (+ .cse25 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256))) (let ((.cse24 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ (- 256) .cse26)))) (and (not (= .cse24 0)) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (= .cse15 (mod (+ .cse25 .cse24 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256)) (= 0 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| |c_ULTIMATE.start_gcd_test_~a#1|)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (<= .cse26 (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_38|))))))))))) .cse12) (and (or (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse27 (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~a#1_37|))) (and (= (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse27) |c_ULTIMATE.start_gcd_test_~a#1|) (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (= 0 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| |c_ULTIMATE.start_gcd_test_~a#1|)) (<= .cse27 |v_ULTIMATE.start_gcd_test_~a#1_38|) (not (= .cse27 0)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|)))) .cse10) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int)) (let ((.cse28 (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~a#1_37|))) (and (= (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse28) |c_ULTIMATE.start_gcd_test_~a#1|) (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (and (<= .cse28 |v_ULTIMATE.start_gcd_test_~a#1_38|) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod |v_ULTIMATE.start_gcd_test_~a#1_38| |c_ULTIMATE.start_gcd_test_~a#1|)))) (not (= .cse28 0)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|))))) .cse29) (and (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int)) (let ((.cse30 (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse31 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse30))) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (and (<= .cse30 |v_ULTIMATE.start_gcd_test_~a#1_38|) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod |v_ULTIMATE.start_gcd_test_~a#1_38| |c_ULTIMATE.start_gcd_test_~a#1|)))) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (not (= .cse30 0)) (not (= .cse31 0)) (= .cse15 (mod (+ .cse31 (* 255 .cse30)) 256)))))) (and .cse10 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse32 (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse33 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse32))) (and (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (= 0 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| |c_ULTIMATE.start_gcd_test_~a#1|)) (<= .cse32 |v_ULTIMATE.start_gcd_test_~a#1_38|) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (not (= .cse32 0)) (not (= .cse33 0)) (= .cse15 (mod (+ .cse33 (* 255 .cse32)) 256)))))))) .cse29)))) (not (= |c_ULTIMATE.start_gcd_test_~a#1| 0))) is different from false [2024-11-09 06:16:21,717 WARN L286 SmtUtils]: Spent 9.06s on a formula simplification. DAG size of input: 129 DAG size of output: 128 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 06:16:39,784 WARN L851 $PredicateComparison]: unable to prove that (and (let ((.cse28 (mod (* 255 |c_ULTIMATE.start_main1_~x~0#1|) 256))) (let ((.cse23 (<= .cse28 127)) (.cse11 (+ |c_ULTIMATE.start_gcd_test_~a#1| 256)) (.cse17 (+ .cse28 (- 256))) (.cse8 (<= 128 .cse28)) (.cse9 (<= (+ |c_ULTIMATE.start_gcd_test_~a#1| 1) 0)) (.cse7 (<= (+ |c_ULTIMATE.start_main1_~x~0#1| 1) 0)) (.cse5 (= |c_ULTIMATE.start_gcd_test_~b#1| 0)) (.cse0 (<= 0 |c_ULTIMATE.start_gcd_test_~a#1|)) (.cse21 (* |c_ULTIMATE.start_gcd_test_~a#1| 255)) (.cse14 (+ |c_ULTIMATE.start_gcd_test_~b#1| 256)) (.cse6 (<= 0 |c_ULTIMATE.start_main1_~x~0#1|))) (or (and .cse0 (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse2 (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse1 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse2))) (and (= |c_ULTIMATE.start_gcd_test_~a#1| (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse1)) (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (<= .cse2 |v_ULTIMATE.start_gcd_test_~a#1_38|) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod .cse1 |c_ULTIMATE.start_gcd_test_~a#1|)) (not (= .cse2 0)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|) (not (= .cse1 0)))))) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse4 (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse3 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse4))) (and (= |c_ULTIMATE.start_gcd_test_~a#1| (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse3)) (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (<= .cse4 |v_ULTIMATE.start_gcd_test_~a#1_38|) (= (mod .cse3 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (not (= .cse4 0)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|) (not (= .cse3 0)))))) .cse5)) .cse6) (and .cse7 (or (and .cse8 .cse9 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse12 (mod .cse17 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse16 (mod (+ .cse12 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256))) (let ((.cse10 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ (- 256) .cse16)))) (let ((.cse13 (+ (- 256) (mod (+ .cse12 .cse10 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256)))) (let ((.cse15 (mod .cse13 |c_ULTIMATE.start_gcd_test_~a#1|))) (and (not (= .cse10 0)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_38| 1) 0) (= .cse11 (mod (+ .cse12 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse13) .cse10 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256)) (= .cse14 (mod (+ |c_ULTIMATE.start_gcd_test_~a#1| .cse15) 256)) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (<= .cse16 (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_38|)) (not (= .cse15 0)))))))))) (and (or (and .cse8 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse22 (mod .cse17 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse18 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ (- 256) (mod (+ .cse22 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256))))) (let ((.cse19 (+ (- 256) (mod (+ .cse22 .cse18 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256)))) (let ((.cse20 (mod .cse19 |c_ULTIMATE.start_gcd_test_~a#1|))) (and (not (= .cse18 0)) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse19)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (= (mod (+ .cse20 .cse21) 256) .cse14) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_38|) (not (= .cse20 0))))))))) (and .cse23 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse24 (mod .cse28 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse25 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse24))) (let ((.cse27 (+ (- 256) (mod (+ .cse25 (* 255 .cse24)) 256)))) (let ((.cse26 (mod .cse27 |c_ULTIMATE.start_gcd_test_~a#1|))) (and (not (= .cse24 0)) (not (= .cse25 0)) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (= .cse14 (mod (+ .cse26 .cse21) 256)) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse27)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (<= .cse24 |v_ULTIMATE.start_gcd_test_~a#1_38|) (not (= .cse26 0)))))))))) .cse0) (and (or (and (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse31 (mod .cse17 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse29 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ (- 256) (mod (+ .cse31 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256))))) (let ((.cse30 (+ (- 256) (mod (+ .cse31 .cse29 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256)))) (and (not (= .cse29 0)) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse30)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (= (mod .cse30 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_38|)))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse33 (mod .cse17 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse36 (mod (+ .cse33 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256))) (let ((.cse32 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ (- 256) .cse36)))) (let ((.cse35 (+ (- 256) (mod (+ .cse33 .cse32 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256)))) (let ((.cse34 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse35))) (and (not (= .cse32 0)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_38| 1) 0) (= .cse11 (mod (+ .cse33 .cse34 .cse32 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256)) (not (= .cse34 0)) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (= (mod .cse35 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (<= .cse36 (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_38|)))))))))) .cse8) (and .cse23 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse37 (mod .cse28 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse38 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse37))) (let ((.cse39 (+ (- 256) (mod (+ .cse38 (* 255 .cse37)) 256)))) (and (not (= .cse37 0)) (not (= .cse38 0)) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse39)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (= (mod .cse39 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (<= .cse37 |v_ULTIMATE.start_gcd_test_~a#1_38|)))))))) .cse5))) (and (or (and (or (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse41 (mod .cse28 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse40 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse41))) (and (= (mod .cse40 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (not (= .cse41 0)) (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (not (= .cse40 0)) (<= .cse41 |v_ULTIMATE.start_gcd_test_~a#1_38|) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|) (= (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse40) |c_ULTIMATE.start_gcd_test_~a#1|))))) .cse23) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse42 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ (mod (+ (* 255 |v_ULTIMATE.start_gcd_test_~a#1_37|) (mod .cse17 |v_ULTIMATE.start_gcd_test_~a#1_37|)) 256) (- 256))))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (not (= .cse42 0)) (= (mod .cse42 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_38|) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse42))))) .cse8) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse45 (mod (+ (* 255 |v_ULTIMATE.start_gcd_test_~a#1_37|) (mod .cse17 |v_ULTIMATE.start_gcd_test_~a#1_37|)) 256))) (let ((.cse43 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ .cse45 (- 256))))) (let ((.cse44 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse43))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (not (= .cse43 0)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_38| 1) 0) (not (= .cse44 0)) (= (mod .cse43 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (<= .cse45 (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_38|)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|) (= .cse11 (mod (+ .cse44 (* .cse43 255)) 256))))))) .cse8)) .cse5) (and .cse0 (or (and .cse8 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse46 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ (mod (+ (* 255 |v_ULTIMATE.start_gcd_test_~a#1_37|) (mod .cse17 |v_ULTIMATE.start_gcd_test_~a#1_37|)) 256) (- 256))))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (not (= .cse46 0)) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod .cse46 |c_ULTIMATE.start_gcd_test_~a#1|)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_38|) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse46)))))) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse47 (mod .cse28 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse48 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse47))) (and (not (= .cse47 0)) (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (not (= .cse48 0)) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod .cse48 |c_ULTIMATE.start_gcd_test_~a#1|)) (<= .cse47 |v_ULTIMATE.start_gcd_test_~a#1_38|) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|) (= (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse48) |c_ULTIMATE.start_gcd_test_~a#1|))))) .cse23))) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse51 (mod (+ (* 255 |v_ULTIMATE.start_gcd_test_~a#1_37|) (mod .cse17 |v_ULTIMATE.start_gcd_test_~a#1_37|)) 256))) (let ((.cse49 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ .cse51 (- 256))))) (let ((.cse50 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse49))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (not (= .cse49 0)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_38| 1) 0) (not (= .cse50 0)) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod .cse49 |c_ULTIMATE.start_gcd_test_~a#1|)) (<= .cse51 (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_38|)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|) (= .cse11 (mod (+ .cse50 (* .cse49 255)) 256))))))) .cse8 .cse9)) .cse7) (and (or (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse53 (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse54 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse53))) (let ((.cse52 (+ (mod (+ .cse54 (* 255 .cse53)) 256) (- 256)))) (and (= (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse52) |c_ULTIMATE.start_gcd_test_~a#1|) (= (mod .cse52 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (<= .cse53 |v_ULTIMATE.start_gcd_test_~a#1_38|) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (not (= .cse53 0)) (not (= .cse54 0))))))) .cse5) (and .cse0 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse57 (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse58 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse57))) (let ((.cse56 (+ (mod (+ .cse58 (* 255 .cse57)) 256) (- 256)))) (let ((.cse55 (mod .cse56 |c_ULTIMATE.start_gcd_test_~a#1|))) (and (= (mod (+ .cse55 .cse21) 256) .cse14) (= (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse56) |c_ULTIMATE.start_gcd_test_~a#1|) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (<= .cse57 |v_ULTIMATE.start_gcd_test_~a#1_38|) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (not (= .cse55 0)) (not (= .cse57 0)) (not (= .cse58 0)))))))))) .cse6)))) (not (= |c_ULTIMATE.start_gcd_test_~a#1| 0))) is different from false [2024-11-09 06:16:51,088 WARN L851 $PredicateComparison]: unable to prove that (and (not (= |c_ULTIMATE.start_gcd_test_~b#1| 0)) (let ((.cse3 (mod (* 255 |c_ULTIMATE.start_main1_~x~0#1|) 256))) (let ((.cse0 (<= (+ |c_ULTIMATE.start_main1_~x~0#1| 1) 0)) (.cse12 (<= (+ |c_ULTIMATE.start_gcd_test_~a#1| 1) 0)) (.cse11 (+ |c_ULTIMATE.start_gcd_test_~a#1| 256)) (.cse7 (<= 128 .cse3)) (.cse6 (+ .cse3 (- 256))) (.cse4 (<= .cse3 127)) (.cse8 (<= 0 |c_ULTIMATE.start_gcd_test_~a#1|)) (.cse22 (* |c_ULTIMATE.start_gcd_test_~a#1| 255)) (.cse16 (+ |c_ULTIMATE.start_gcd_test_~b#1| 256)) (.cse30 (<= 0 |c_ULTIMATE.start_main1_~x~0#1|))) (or (and .cse0 (or (and (or (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse1 (mod .cse3 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse2 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse1))) (and (not (= .cse1 0)) (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod .cse2 |c_ULTIMATE.start_gcd_test_~a#1|)) (<= .cse1 |v_ULTIMATE.start_gcd_test_~a#1_38|) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|) (= (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse2) |c_ULTIMATE.start_gcd_test_~a#1|))))) .cse4) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse5 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ (mod (+ (* 255 |v_ULTIMATE.start_gcd_test_~a#1_37|) (mod .cse6 |v_ULTIMATE.start_gcd_test_~a#1_37|)) 256) (- 256))))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod .cse5 |c_ULTIMATE.start_gcd_test_~a#1|)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_38|) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse5))))) .cse7)) .cse8) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse10 (mod (+ (* 255 |v_ULTIMATE.start_gcd_test_~a#1_37|) (mod .cse6 |v_ULTIMATE.start_gcd_test_~a#1_37|)) 256))) (let ((.cse9 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ .cse10 (- 256))))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_38| 1) 0) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod .cse9 |c_ULTIMATE.start_gcd_test_~a#1|)) (<= .cse10 (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_38|)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|) (= .cse11 (mod (+ (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse9) (* .cse9 255)) 256)))))) .cse7 .cse12))) (and .cse0 (or (and .cse7 .cse12 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse14 (mod .cse6 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse18 (mod (+ .cse14 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256))) (let ((.cse13 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ (- 256) .cse18)))) (let ((.cse15 (+ (- 256) (mod (+ .cse14 .cse13 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256)))) (let ((.cse17 (mod .cse15 |c_ULTIMATE.start_gcd_test_~a#1|))) (and (not (= .cse13 0)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_38| 1) 0) (= .cse11 (mod (+ .cse14 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse15) .cse13 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256)) (= .cse16 (mod (+ |c_ULTIMATE.start_gcd_test_~a#1| .cse17) 256)) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (<= .cse18 (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_38|)) (not (= .cse17 0)))))))))) (and (or (and .cse7 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse23 (mod .cse6 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse19 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ (- 256) (mod (+ .cse23 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256))))) (let ((.cse20 (+ (- 256) (mod (+ .cse23 .cse19 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256)))) (let ((.cse21 (mod .cse20 |c_ULTIMATE.start_gcd_test_~a#1|))) (and (not (= .cse19 0)) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse20)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (= (mod (+ .cse21 .cse22) 256) .cse16) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_38|) (not (= .cse21 0))))))))) (and .cse4 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse24 (mod .cse3 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse25 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse24))) (let ((.cse27 (+ (- 256) (mod (+ .cse25 (* 255 .cse24)) 256)))) (let ((.cse26 (mod .cse27 |c_ULTIMATE.start_gcd_test_~a#1|))) (and (not (= .cse24 0)) (not (= .cse25 0)) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (= .cse16 (mod (+ .cse26 .cse22) 256)) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse27)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (<= .cse24 |v_ULTIMATE.start_gcd_test_~a#1_38|) (not (= .cse26 0)))))))))) .cse8))) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse29 (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse28 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse29))) (and (= |c_ULTIMATE.start_gcd_test_~a#1| (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse28)) (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (<= .cse29 |v_ULTIMATE.start_gcd_test_~a#1_38|) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod .cse28 |c_ULTIMATE.start_gcd_test_~a#1|)) (not (= .cse29 0)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|))))) .cse8 .cse30) (and .cse8 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse33 (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse34 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse33))) (let ((.cse32 (+ (mod (+ .cse34 (* 255 .cse33)) 256) (- 256)))) (let ((.cse31 (mod .cse32 |c_ULTIMATE.start_gcd_test_~a#1|))) (and (= (mod (+ .cse31 .cse22) 256) .cse16) (= (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse32) |c_ULTIMATE.start_gcd_test_~a#1|) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (<= .cse33 |v_ULTIMATE.start_gcd_test_~a#1_38|) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (not (= .cse31 0)) (not (= .cse33 0)) (not (= .cse34 0)))))))) .cse30)))) (not (= |c_ULTIMATE.start_gcd_test_~a#1| 0))) is different from false [2024-11-09 06:17:26,322 WARN L851 $PredicateComparison]: unable to prove that (and (let ((.cse23 (mod (* 255 |c_ULTIMATE.start_main1_~x~0#1|) 256))) (let ((.cse15 (+ |c_ULTIMATE.start_gcd_test_~b#1| 256)) (.cse30 (= |c_ULTIMATE.start_gcd_test_~b#1| 0)) (.cse8 (<= (+ |c_ULTIMATE.start_main1_~x~0#1| 1) 0)) (.cse24 (<= .cse23 127)) (.cse17 (+ .cse23 (- 256))) (.cse7 (<= 128 .cse23)) (.cse6 (<= 0 |c_ULTIMATE.start_main1_~x~0#1|))) (or (and (<= (+ |c_ULTIMATE.start_gcd_test_~a#1| 1) 0) (let ((.cse1 (+ |c_ULTIMATE.start_gcd_test_~a#1| 256))) (or (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse3 (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse4 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse3))) (let ((.cse5 (+ (mod (+ .cse4 (* 255 .cse3)) 256) (- 256)))) (let ((.cse0 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse5))) (let ((.cse2 (mod .cse5 .cse0))) (and (not (= .cse0 0)) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (= .cse1 (mod (+ (* .cse0 255) .cse2) 256)) (<= .cse3 |v_ULTIMATE.start_gcd_test_~a#1_38|) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (= (mod .cse0 |c_ULTIMATE.start_gcd_test_~a#1|) |c_ULTIMATE.start_gcd_test_~b#1|) (not (= .cse3 0)) (not (= .cse2 0)) (not (= .cse4 0))))))))) .cse6) (and .cse7 .cse8 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse9 (mod .cse17 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse16 (mod (+ .cse9 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256))) (let ((.cse13 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ (- 256) .cse16)))) (let ((.cse11 (+ (- 256) (mod (+ .cse9 .cse13 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256)))) (let ((.cse10 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse11))) (let ((.cse12 (+ (mod (+ .cse9 .cse10 .cse13 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256) (- 256)))) (let ((.cse14 (mod .cse12 |c_ULTIMATE.start_gcd_test_~a#1|))) (and (= .cse1 (mod (+ .cse9 .cse10 (mod .cse11 .cse12) .cse13 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256)) (= (mod (+ |c_ULTIMATE.start_gcd_test_~a#1| .cse14) 256) .cse15) (not (= .cse13 0)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_38| 1) 0) (not (= .cse14 0)) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (<= .cse16 (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_38|)))))))))))) (and .cse8 (or (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse18 (mod .cse23 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse19 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse18))) (let ((.cse22 (+ (- 256) (mod (+ .cse19 (* 255 .cse18)) 256)))) (let ((.cse20 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse22))) (let ((.cse21 (mod .cse22 .cse20))) (and (not (= .cse18 0)) (not (= .cse19 0)) (= .cse1 (mod (+ (* 255 .cse20) .cse21) 256)) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (= (mod .cse20 |c_ULTIMATE.start_gcd_test_~a#1|) |c_ULTIMATE.start_gcd_test_~b#1|) (not (= .cse20 0)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (<= .cse18 |v_ULTIMATE.start_gcd_test_~a#1_38|) (not (= 0 .cse21))))))))) .cse24) (and .cse7 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse29 (mod .cse17 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse25 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ (- 256) (mod (+ .cse29 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256))))) (let ((.cse28 (+ (- 256) (mod (+ .cse29 .cse25 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256)))) (let ((.cse26 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse28))) (let ((.cse27 (mod .cse28 .cse26))) (and (not (= .cse25 0)) (not (= .cse26 0)) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (not (= 0 .cse27)) (= (mod .cse26 |c_ULTIMATE.start_gcd_test_~a#1|) |c_ULTIMATE.start_gcd_test_~b#1|) (= .cse1 (mod (+ (* 255 .cse26) .cse27) 256)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_38|))))))))))) (and (<= 128 (mod |c_ULTIMATE.start_gcd_test_~a#1| 256)) .cse30 (or (and (or (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse35 (mod .cse17 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse31 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ (- 256) (mod (+ .cse35 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256))))) (let ((.cse34 (+ (- 256) (mod (+ .cse35 .cse31 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256)))) (let ((.cse32 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse34))) (let ((.cse33 (mod .cse34 .cse32))) (and (not (= .cse31 0)) (not (= .cse32 0)) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (not (= 0 .cse33)) (= (mod .cse32 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (= .cse1 (mod (+ (* 255 .cse32) .cse33) 256)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_38|)))))))) .cse7) (and .cse7 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse36 (mod .cse17 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse41 (mod (+ .cse36 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256))) (let ((.cse39 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ (- 256) .cse41)))) (let ((.cse42 (+ (- 256) (mod (+ .cse36 .cse39 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256)))) (let ((.cse37 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse42))) (let ((.cse40 (+ (mod (+ .cse36 .cse37 .cse39 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256) (- 256)))) (let ((.cse38 (mod .cse42 .cse40))) (and (= .cse1 (mod (+ .cse36 .cse37 .cse38 .cse39 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256)) (not (= .cse39 0)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_38| 1) 0) (not (= .cse38 0)) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (= (mod .cse40 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (<= .cse41 (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_38|)))))))))))) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse43 (mod .cse23 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse44 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse43))) (let ((.cse47 (+ (- 256) (mod (+ .cse44 (* 255 .cse43)) 256)))) (let ((.cse45 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse47))) (let ((.cse46 (mod .cse47 .cse45))) (and (not (= .cse43 0)) (not (= .cse44 0)) (= .cse1 (mod (+ (* 255 .cse45) .cse46) 256)) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (= (mod .cse45 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (not (= .cse45 0)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (<= .cse43 |v_ULTIMATE.start_gcd_test_~a#1_38|) (not (= 0 .cse46))))))))) .cse24)) .cse8) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse50 (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse51 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse50))) (let ((.cse52 (+ (mod (+ .cse51 (* 255 .cse50)) 256) (- 256)))) (let ((.cse48 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse52))) (let ((.cse49 (mod .cse52 .cse48))) (and (not (= .cse48 0)) (= (mod .cse48 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (= .cse1 (mod (+ (* .cse48 255) .cse49) 256)) (<= .cse50 |v_ULTIMATE.start_gcd_test_~a#1_38|) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (not (= .cse50 0)) (not (= .cse49 0)) (not (= .cse51 0))))))))) .cse6)))))) (and (let ((.cse53 (* |c_ULTIMATE.start_gcd_test_~a#1| 255))) (or (and .cse7 .cse8 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse57 (mod (+ (* 255 |v_ULTIMATE.start_gcd_test_~a#1_37|) (mod .cse17 |v_ULTIMATE.start_gcd_test_~a#1_37|)) 256))) (let ((.cse55 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ .cse57 (- 256))))) (let ((.cse56 (+ (- 256) (mod (+ (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse55) (* .cse55 255)) 256)))) (let ((.cse54 (mod .cse56 |c_ULTIMATE.start_gcd_test_~a#1|))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (= (mod (+ .cse53 .cse54) 256) .cse15) (not (= .cse54 0)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_38| 1) 0) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse55 .cse56)) (<= .cse57 (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_38|)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|)))))))) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse60 (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse58 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse60))) (let ((.cse59 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse58))) (and (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse58 .cse59)) (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (<= .cse60 |v_ULTIMATE.start_gcd_test_~a#1_38|) (not (= .cse59 0)) (not (= .cse60 0)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod .cse59 |c_ULTIMATE.start_gcd_test_~a#1|))))))) .cse6) (and (or (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse61 (mod .cse23 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse62 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse61))) (let ((.cse63 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse62))) (and (not (= .cse61 0)) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse62 .cse63)) (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (= (mod .cse63 |c_ULTIMATE.start_gcd_test_~a#1|) |c_ULTIMATE.start_gcd_test_~b#1|) (not (= .cse63 0)) (<= .cse61 |v_ULTIMATE.start_gcd_test_~a#1_38|) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|)))))) .cse24) (and .cse7 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse65 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ (mod (+ (* 255 |v_ULTIMATE.start_gcd_test_~a#1_37|) (mod .cse17 |v_ULTIMATE.start_gcd_test_~a#1_37|)) 256) (- 256))))) (let ((.cse64 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse65))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod .cse64 |c_ULTIMATE.start_gcd_test_~a#1|)) (not (= .cse64 0)) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse65 .cse64)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_38|))))))) .cse8) (and .cse30 (<= 128 (mod .cse53 256)) (or (and .cse8 (or (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse66 (mod .cse23 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse67 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse66))) (let ((.cse68 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse67))) (and (not (= .cse66 0)) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse67 .cse68)) (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (not (= .cse68 0)) (<= .cse66 |v_ULTIMATE.start_gcd_test_~a#1_38|) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|) (= (mod .cse68 |c_ULTIMATE.start_gcd_test_~a#1|) 0)))))) .cse24) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse70 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ (mod (+ (* 255 |v_ULTIMATE.start_gcd_test_~a#1_37|) (mod .cse17 |v_ULTIMATE.start_gcd_test_~a#1_37|)) 256) (- 256))))) (let ((.cse69 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse70))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (not (= .cse69 0)) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse70 .cse69)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|) (= (mod .cse69 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_38|))))) .cse7) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse73 (mod (+ (* 255 |v_ULTIMATE.start_gcd_test_~a#1_37|) (mod .cse17 |v_ULTIMATE.start_gcd_test_~a#1_37|)) 256))) (let ((.cse71 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ .cse73 (- 256))))) (let ((.cse72 (+ (- 256) (mod (+ (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse71) (* .cse71 255)) 256)))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_38| 1) 0) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse71 .cse72)) (= (mod .cse72 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (<= .cse73 (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_38|)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|)))))) .cse7))) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse76 (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse74 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse76))) (let ((.cse75 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse74))) (and (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse74 .cse75)) (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (<= .cse76 |v_ULTIMATE.start_gcd_test_~a#1_38|) (not (= .cse75 0)) (not (= .cse76 0)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|) (= (mod .cse75 |c_ULTIMATE.start_gcd_test_~a#1|) 0)))))) .cse6))))) (<= 0 |c_ULTIMATE.start_gcd_test_~a#1|))))) (not (= |c_ULTIMATE.start_gcd_test_~a#1| 0))) is different from false [2024-11-09 06:17:48,864 WARN L851 $PredicateComparison]: unable to prove that (and (not (= |c_ULTIMATE.start_gcd_test_~b#1| 0)) (not (= |c_ULTIMATE.start_gcd_test_~a#1| 0)) (let ((.cse13 (mod (* 255 |c_ULTIMATE.start_main1_~x~0#1|) 256))) (let ((.cse14 (<= .cse13 127)) (.cse0 (<= 128 .cse13)) (.cse1 (<= (+ |c_ULTIMATE.start_main1_~x~0#1| 1) 0)) (.cse3 (+ |c_ULTIMATE.start_gcd_test_~b#1| 256)) (.cse7 (+ .cse13 (- 256))) (.cse18 (<= 0 |c_ULTIMATE.start_main1_~x~0#1|))) (or (and (<= 0 |c_ULTIMATE.start_gcd_test_~a#1|) (or (and .cse0 .cse1 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse6 (mod (+ (* 255 |v_ULTIMATE.start_gcd_test_~a#1_37|) (mod .cse7 |v_ULTIMATE.start_gcd_test_~a#1_37|)) 256))) (let ((.cse4 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ .cse6 (- 256))))) (let ((.cse5 (+ (- 256) (mod (+ (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse4) (* .cse4 255)) 256)))) (let ((.cse2 (mod .cse5 |c_ULTIMATE.start_gcd_test_~a#1|))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (= (mod (+ (* |c_ULTIMATE.start_gcd_test_~a#1| 255) .cse2) 256) .cse3) (not (= .cse2 0)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_38| 1) 0) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse4 .cse5)) (<= .cse6 (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_38|)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|)))))))) (and (or (and .cse0 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse9 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ (mod (+ (* 255 |v_ULTIMATE.start_gcd_test_~a#1_37|) (mod .cse7 |v_ULTIMATE.start_gcd_test_~a#1_37|)) 256) (- 256))))) (let ((.cse8 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse9))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod .cse8 |c_ULTIMATE.start_gcd_test_~a#1|)) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse9 .cse8)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_38|)))))) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse10 (mod .cse13 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse11 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse10))) (let ((.cse12 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse11))) (and (not (= .cse10 0)) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse11 .cse12)) (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (= (mod .cse12 |c_ULTIMATE.start_gcd_test_~a#1|) |c_ULTIMATE.start_gcd_test_~b#1|) (<= .cse10 |v_ULTIMATE.start_gcd_test_~a#1_38|) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|)))))) .cse14)) .cse1) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse17 (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse15 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse17))) (let ((.cse16 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse15))) (and (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse15 .cse16)) (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (<= .cse17 |v_ULTIMATE.start_gcd_test_~a#1_38|) (not (= .cse17 0)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod .cse16 |c_ULTIMATE.start_gcd_test_~a#1|))))))) .cse18))) (and (let ((.cse21 (+ |c_ULTIMATE.start_gcd_test_~a#1| 256))) (or (and .cse1 (or (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse19 (mod .cse13 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse20 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse19))) (let ((.cse23 (+ (- 256) (mod (+ .cse20 (* 255 .cse19)) 256)))) (let ((.cse22 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse23))) (and (not (= .cse19 0)) (not (= .cse20 0)) (= .cse21 (mod (+ (* 255 .cse22) (mod .cse23 .cse22)) 256)) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (= (mod .cse22 |c_ULTIMATE.start_gcd_test_~a#1|) |c_ULTIMATE.start_gcd_test_~b#1|) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (<= .cse19 |v_ULTIMATE.start_gcd_test_~a#1_38|))))))) .cse14) (and .cse0 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse27 (mod .cse7 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse24 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ (- 256) (mod (+ .cse27 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256))))) (let ((.cse26 (+ (- 256) (mod (+ .cse27 .cse24 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256)))) (let ((.cse25 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse26))) (and (not (= .cse24 0)) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (= (mod .cse25 |c_ULTIMATE.start_gcd_test_~a#1|) |c_ULTIMATE.start_gcd_test_~b#1|) (= .cse21 (mod (+ (* 255 .cse25) (mod .cse26 .cse25)) 256)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_38|)))))))))) (and .cse0 .cse1 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse28 (mod .cse7 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse34 (mod (+ .cse28 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256))) (let ((.cse32 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ (- 256) .cse34)))) (let ((.cse30 (+ (- 256) (mod (+ .cse28 .cse32 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256)))) (let ((.cse29 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse30))) (let ((.cse31 (+ (mod (+ .cse28 .cse29 .cse32 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256) (- 256)))) (let ((.cse33 (mod .cse31 |c_ULTIMATE.start_gcd_test_~a#1|))) (and (= .cse21 (mod (+ .cse28 .cse29 (mod .cse30 .cse31) .cse32 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256)) (= (mod (+ |c_ULTIMATE.start_gcd_test_~a#1| .cse33) 256) .cse3) (not (= .cse32 0)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_38| 1) 0) (not (= .cse33 0)) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (<= .cse34 (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_38|)))))))))))) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse37 (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse38 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse37))) (let ((.cse36 (+ (mod (+ .cse38 (* 255 .cse37)) 256) (- 256)))) (let ((.cse35 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse36))) (and (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (= .cse21 (mod (+ (* .cse35 255) (mod .cse36 .cse35)) 256)) (<= .cse37 |v_ULTIMATE.start_gcd_test_~a#1_38|) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (= (mod .cse35 |c_ULTIMATE.start_gcd_test_~a#1|) |c_ULTIMATE.start_gcd_test_~b#1|) (not (= .cse37 0)) (not (= .cse38 0)))))))) .cse18))) (<= (+ |c_ULTIMATE.start_gcd_test_~a#1| 1) 0)))))) is different from false [2024-11-09 06:19:11,926 WARN L851 $PredicateComparison]: unable to prove that (and (let ((.cse25 (mod (* 255 |c_ULTIMATE.start_main1_~x~0#1|) 256))) (let ((.cse13 (* |c_ULTIMATE.start_gcd_test_~a#1| 255)) (.cse14 (+ |c_ULTIMATE.start_gcd_test_~b#1| 256)) (.cse9 (<= (+ |c_ULTIMATE.start_gcd_test_~a#1| 1) 0)) (.cse4 (+ |c_ULTIMATE.start_gcd_test_~a#1| 256)) (.cse1 (<= (+ |c_ULTIMATE.start_main1_~x~0#1| 1) 0)) (.cse0 (<= 128 .cse25)) (.cse8 (+ .cse25 (- 256))) (.cse20 (<= .cse25 127)) (.cse10 (<= 0 |c_ULTIMATE.start_gcd_test_~a#1|)) (.cse19 (<= 0 |c_ULTIMATE.start_main1_~x~0#1|))) (or (and .cse0 .cse1 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse5 (mod (+ (* 255 |v_ULTIMATE.start_gcd_test_~a#1_37|) (mod .cse8 |v_ULTIMATE.start_gcd_test_~a#1_37|)) 256))) (let ((.cse7 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ .cse5 (- 256))))) (let ((.cse6 (+ (- 256) (mod (+ (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse7) (* .cse7 255)) 256)))) (let ((.cse2 (mod .cse7 .cse6))) (let ((.cse3 (mod .cse6 .cse2))) (and (not (= .cse2 0)) (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (= (mod (+ .cse3 (* 255 .cse2)) 256) .cse4) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_38| 1) 0) (not (= .cse3 0)) (<= .cse5 (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_38|)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod .cse2 |c_ULTIMATE.start_gcd_test_~a#1|))))))))) .cse9) (and .cse10 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse11 (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse17 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse11))) (let ((.cse18 (+ (mod (+ .cse17 (* 255 .cse11)) 256) (- 256)))) (let ((.cse15 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse18))) (let ((.cse16 (+ (- 256) (mod (+ (* .cse15 255) (mod .cse18 .cse15)) 256)))) (let ((.cse12 (mod .cse16 |c_ULTIMATE.start_gcd_test_~a#1|))) (and (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (<= .cse11 |v_ULTIMATE.start_gcd_test_~a#1_38|) (not (= .cse12 0)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (not (= .cse11 0)) (= (mod (+ .cse13 .cse12) 256) .cse14) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse15 .cse16)) (not (= .cse17 0)))))))))) .cse19) (and .cse1 (or (and .cse20 .cse10 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse21 (mod .cse25 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse24 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse21))) (let ((.cse22 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse24))) (let ((.cse23 (mod .cse24 .cse22))) (and (not (= .cse21 0)) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse22 .cse23)) (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (= (mod .cse23 |c_ULTIMATE.start_gcd_test_~a#1|) |c_ULTIMATE.start_gcd_test_~b#1|) (<= .cse21 |v_ULTIMATE.start_gcd_test_~a#1_38|) (not (= .cse23 0)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|)))))))) (and .cse0 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse28 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ (mod (+ (* 255 |v_ULTIMATE.start_gcd_test_~a#1_37|) (mod .cse8 |v_ULTIMATE.start_gcd_test_~a#1_37|)) 256) (- 256))))) (let ((.cse27 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse28))) (let ((.cse26 (mod .cse28 .cse27))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod .cse26 |c_ULTIMATE.start_gcd_test_~a#1|)) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse27 .cse26)) (not (= .cse26 0)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_38|)))))) .cse10))) (and (or (and .cse0 .cse10 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse34 (mod .cse8 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse29 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ (- 256) (mod (+ .cse34 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256))))) (let ((.cse33 (+ (- 256) (mod (+ .cse34 .cse29 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256)))) (let ((.cse30 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse33))) (let ((.cse31 (+ (- 256) (mod (+ (* 255 .cse30) (mod .cse33 .cse30)) 256)))) (let ((.cse32 (mod .cse31 |c_ULTIMATE.start_gcd_test_~a#1|))) (and (not (= .cse29 0)) (= (mod .cse30 .cse31) |c_ULTIMATE.start_gcd_test_~a#1|) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (= (mod (+ .cse13 .cse32) 256) .cse14) (not (= .cse32 0)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_38|)))))))))) (and .cse20 .cse10 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse36 (mod .cse25 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse39 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse36))) (let ((.cse40 (+ (- 256) (mod (+ .cse39 (* 255 .cse36)) 256)))) (let ((.cse37 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse40))) (let ((.cse38 (+ (- 256) (mod (+ (* 255 .cse37) (mod .cse40 .cse37)) 256)))) (let ((.cse35 (mod .cse38 |c_ULTIMATE.start_gcd_test_~a#1|))) (and (= (mod (+ .cse13 .cse35) 256) .cse14) (not (= .cse36 0)) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse37 .cse38)) (not (= .cse39 0)) (not (= .cse35 0)) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (<= .cse36 |v_ULTIMATE.start_gcd_test_~a#1_38|))))))))))) .cse1) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse43 (mod .cse8 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse48 (mod (+ .cse43 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256))) (let ((.cse41 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ (- 256) .cse48)))) (let ((.cse49 (+ (- 256) (mod (+ .cse43 .cse41 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256)))) (let ((.cse44 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse49))) (let ((.cse45 (+ (mod (+ .cse43 .cse44 .cse41 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256) (- 256)))) (let ((.cse47 (mod .cse49 .cse45))) (let ((.cse46 (+ (- 256) (mod (+ .cse43 .cse44 .cse47 .cse41 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256)))) (let ((.cse42 (mod .cse46 |c_ULTIMATE.start_gcd_test_~a#1|))) (and (not (= .cse41 0)) (= .cse14 (mod (+ |c_ULTIMATE.start_gcd_test_~a#1| .cse42) 256)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_38| 1) 0) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (= .cse4 (mod (+ .cse43 .cse44 (mod .cse45 .cse46) .cse47 .cse41 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256)) (not (= .cse42 0)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (<= .cse48 (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_38|))))))))))))) .cse0 .cse1 .cse9) (and (= |c_ULTIMATE.start_gcd_test_~b#1| 0) (or (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse51 (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse53 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse51))) (let ((.cse54 (+ (mod (+ .cse53 (* 255 .cse51)) 256) (- 256)))) (let ((.cse52 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse54))) (let ((.cse50 (+ (- 256) (mod (+ (* .cse52 255) (mod .cse54 .cse52)) 256)))) (and (= (mod .cse50 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (<= .cse51 |v_ULTIMATE.start_gcd_test_~a#1_38|) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (not (= .cse51 0)) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse52 .cse50)) (not (= .cse53 0))))))))) .cse19) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse55 (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse58 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse55))) (let ((.cse57 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse58))) (let ((.cse56 (mod .cse58 .cse57))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (<= .cse55 |v_ULTIMATE.start_gcd_test_~a#1_38|) (= (mod .cse56 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (= (mod .cse57 .cse56) |c_ULTIMATE.start_gcd_test_~a#1|) (not (= .cse55 0)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|) (not (= .cse56 0)))))))) .cse19) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse61 (mod (+ (* 255 |v_ULTIMATE.start_gcd_test_~a#1_37|) (mod .cse8 |v_ULTIMATE.start_gcd_test_~a#1_37|)) 256))) (let ((.cse63 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ .cse61 (- 256))))) (let ((.cse62 (+ (- 256) (mod (+ (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse63) (* .cse63 255)) 256)))) (let ((.cse59 (mod .cse63 .cse62))) (let ((.cse60 (mod .cse62 .cse59))) (and (not (= .cse59 0)) (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (= (mod (+ .cse60 (* 255 .cse59)) 256) .cse4) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_38| 1) 0) (not (= .cse60 0)) (<= .cse61 (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_38|)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|) (= (mod .cse59 |c_ULTIMATE.start_gcd_test_~a#1|) 0)))))))) .cse0 .cse1) (and .cse1 (or (and .cse0 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse66 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ (mod (+ (* 255 |v_ULTIMATE.start_gcd_test_~a#1_37|) (mod .cse8 |v_ULTIMATE.start_gcd_test_~a#1_37|)) 256) (- 256))))) (let ((.cse64 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse66))) (let ((.cse65 (mod .cse66 .cse64))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse64 .cse65)) (not (= .cse65 0)) (= (mod .cse65 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_38|))))))) (and .cse20 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse67 (mod .cse25 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse70 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse67))) (let ((.cse68 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse70))) (let ((.cse69 (mod .cse70 .cse68))) (and (not (= .cse67 0)) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse68 .cse69)) (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (= (mod .cse69 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (<= .cse67 |v_ULTIMATE.start_gcd_test_~a#1_38|) (not (= .cse69 0)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|)))))))))) (and .cse0 .cse1 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse73 (mod .cse8 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse77 (mod (+ .cse73 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256))) (let ((.cse71 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ (- 256) .cse77)))) (let ((.cse79 (+ (- 256) (mod (+ .cse73 .cse71 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256)))) (let ((.cse74 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse79))) (let ((.cse78 (+ (mod (+ .cse73 .cse74 .cse71 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256) (- 256)))) (let ((.cse75 (mod .cse79 .cse78))) (let ((.cse76 (+ (- 256) (mod (+ .cse73 .cse74 .cse75 .cse71 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256)))) (let ((.cse72 (mod .cse78 .cse76))) (and (not (= .cse71 0)) (not (= .cse72 0)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_38| 1) 0) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (= .cse4 (mod (+ .cse73 .cse74 .cse72 .cse75 .cse71 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256)) (= (mod .cse76 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (<= .cse77 (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_38|)))))))))))))) (and .cse1 (or (and .cse0 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse84 (mod .cse8 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse81 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ (- 256) (mod (+ .cse84 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256))))) (let ((.cse83 (+ (- 256) (mod (+ .cse84 .cse81 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256)))) (let ((.cse82 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse83))) (let ((.cse80 (+ (- 256) (mod (+ (* 255 .cse82) (mod .cse83 .cse82)) 256)))) (and (= (mod .cse80 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (not (= .cse81 0)) (= (mod .cse82 .cse80) |c_ULTIMATE.start_gcd_test_~a#1|) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_38|))))))))) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse85 (mod .cse25 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse88 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse85))) (let ((.cse89 (+ (- 256) (mod (+ .cse88 (* 255 .cse85)) 256)))) (let ((.cse86 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse89))) (let ((.cse87 (+ (- 256) (mod (+ (* 255 .cse86) (mod .cse89 .cse86)) 256)))) (and (not (= .cse85 0)) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse86 .cse87)) (not (= .cse88 0)) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (<= .cse85 |v_ULTIMATE.start_gcd_test_~a#1_38|) (= (mod .cse87 |c_ULTIMATE.start_gcd_test_~a#1|) 0)))))))) .cse20))))) (and .cse10 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse91 (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse93 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse91))) (let ((.cse92 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse93))) (let ((.cse90 (mod .cse93 .cse92))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod .cse90 |c_ULTIMATE.start_gcd_test_~a#1|)) (<= .cse91 |v_ULTIMATE.start_gcd_test_~a#1_38|) (= (mod .cse92 .cse90) |c_ULTIMATE.start_gcd_test_~a#1|) (not (= .cse91 0)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|) (not (= .cse90 0)))))))) .cse19)))) (not (= |c_ULTIMATE.start_gcd_test_~a#1| 0))) is different from false [2024-11-09 06:19:46,732 WARN L851 $PredicateComparison]: unable to prove that (and (let ((.cse35 (mod (* 255 |c_ULTIMATE.start_main1_~x~0#1|) 256))) (let ((.cse16 (+ |c_ULTIMATE.start_gcd_test_~a#1| 256)) (.cse24 (+ .cse35 (- 256)))) (let ((.cse7 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse49 (mod (+ (* 255 |v_ULTIMATE.start_gcd_test_~a#1_37|) (mod .cse24 |v_ULTIMATE.start_gcd_test_~a#1_37|)) 256))) (let ((.cse51 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ .cse49 (- 256))))) (let ((.cse50 (+ (- 256) (mod (+ (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse51) (* .cse51 255)) 256)))) (let ((.cse47 (mod .cse51 .cse50))) (let ((.cse48 (mod .cse50 .cse47))) (and (not (= .cse47 0)) (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (= (mod (+ .cse48 (* 255 .cse47)) 256) .cse16) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_38| 1) 0) (not (= .cse48 0)) (<= .cse49 (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_38|)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|) (= (mod .cse47 |c_ULTIMATE.start_gcd_test_~a#1|) 0))))))))) (.cse6 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse43 (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse46 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse43))) (let ((.cse45 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse46))) (let ((.cse44 (mod .cse46 .cse45))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (<= .cse43 |v_ULTIMATE.start_gcd_test_~a#1_38|) (= (mod .cse44 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (= (mod .cse45 .cse44) |c_ULTIMATE.start_gcd_test_~a#1|) (not (= .cse43 0)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|) (not (= .cse44 0))))))))) (.cse5 (<= 0 |c_ULTIMATE.start_main1_~x~0#1|)) (.cse10 (<= 0 |c_ULTIMATE.start_gcd_test_~a#1|)) (.cse11 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse42 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ (mod (+ (* 255 |v_ULTIMATE.start_gcd_test_~a#1_37|) (mod .cse24 |v_ULTIMATE.start_gcd_test_~a#1_37|)) 256) (- 256))))) (let ((.cse40 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse42))) (let ((.cse41 (mod .cse42 .cse40))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse40 .cse41)) (not (= .cse41 0)) (= (mod .cse41 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_38|))))))) (.cse13 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse36 (mod .cse35 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse39 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse36))) (let ((.cse37 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse39))) (let ((.cse38 (mod .cse39 .cse37))) (and (not (= .cse36 0)) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse37 .cse38)) (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (= (mod .cse38 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (<= .cse36 |v_ULTIMATE.start_gcd_test_~a#1_38|) (not (= .cse38 0)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|)))))))) (.cse9 (<= (+ |c_ULTIMATE.start_main1_~x~0#1| 1) 0)) (.cse8 (<= 128 .cse35)) (.cse12 (<= .cse35 127))) (or (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse1 (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse3 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse1))) (let ((.cse4 (+ (mod (+ .cse3 (* 255 .cse1)) 256) (- 256)))) (let ((.cse2 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse4))) (let ((.cse0 (+ (- 256) (mod (+ (* .cse2 255) (mod .cse4 .cse2)) 256)))) (and (= (mod .cse0 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (<= .cse1 |v_ULTIMATE.start_gcd_test_~a#1_38|) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (not (= .cse1 0)) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse2 .cse0)) (not (= .cse3 0))))))))) .cse5) (and .cse6 .cse5) (and .cse7 .cse8 .cse9 (<= (+ |c_ULTIMATE.start_gcd_test_~a#1| 1) 0)) (and .cse7 .cse8 .cse9) (and .cse6 .cse10 .cse5) (and .cse9 (or (and .cse8 .cse11 .cse10) (and .cse12 .cse13 .cse10))) (and .cse9 (or (and .cse8 .cse11) (and .cse12 .cse13))) (and .cse8 .cse9 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse17 (mod .cse24 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse21 (mod (+ .cse17 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256))) (let ((.cse14 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ (- 256) .cse21)))) (let ((.cse23 (+ (- 256) (mod (+ .cse17 .cse14 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256)))) (let ((.cse18 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse23))) (let ((.cse22 (+ (mod (+ .cse17 .cse18 .cse14 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256) (- 256)))) (let ((.cse19 (mod .cse23 .cse22))) (let ((.cse20 (+ (- 256) (mod (+ .cse17 .cse18 .cse19 .cse14 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256)))) (let ((.cse15 (mod .cse22 .cse20))) (and (not (= .cse14 0)) (not (= .cse15 0)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_38| 1) 0) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (= .cse16 (mod (+ .cse17 .cse18 .cse15 .cse19 .cse14 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256)) (= (mod .cse20 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (<= .cse21 (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_38|)))))))))))))) (and .cse9 (or (and .cse8 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse29 (mod .cse24 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse26 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ (- 256) (mod (+ .cse29 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256))))) (let ((.cse28 (+ (- 256) (mod (+ .cse29 .cse26 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256)))) (let ((.cse27 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse28))) (let ((.cse25 (+ (- 256) (mod (+ (* 255 .cse27) (mod .cse28 .cse27)) 256)))) (and (= (mod .cse25 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (not (= .cse26 0)) (= (mod .cse27 .cse25) |c_ULTIMATE.start_gcd_test_~a#1|) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_38|))))))))) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse30 (mod .cse35 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse33 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse30))) (let ((.cse34 (+ (- 256) (mod (+ .cse33 (* 255 .cse30)) 256)))) (let ((.cse31 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse34))) (let ((.cse32 (+ (- 256) (mod (+ (* 255 .cse31) (mod .cse34 .cse31)) 256)))) (and (not (= .cse30 0)) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse31 .cse32)) (not (= .cse33 0)) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (<= .cse30 |v_ULTIMATE.start_gcd_test_~a#1_38|) (= (mod .cse32 |c_ULTIMATE.start_gcd_test_~a#1|) 0)))))))) .cse12))))))) (not (= |c_ULTIMATE.start_gcd_test_~a#1| 0))) is different from false [2024-11-09 06:20:18,979 WARN L851 $PredicateComparison]: unable to prove that (and (let ((.cse30 (mod (* 255 |c_ULTIMATE.start_main1_~x~0#1|) 256))) (let ((.cse15 (+ 256 |c_ULTIMATE.start_main1_~g~0#1|)) (.cse24 (+ .cse30 (- 256)))) (let ((.cse1 (<= 0 |c_ULTIMATE.start_main1_~g~0#1|)) (.cse10 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse49 (mod (+ (* 255 |v_ULTIMATE.start_gcd_test_~a#1_37|) (mod .cse24 |v_ULTIMATE.start_gcd_test_~a#1_37|)) 256))) (let ((.cse51 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ .cse49 (- 256))))) (let ((.cse50 (+ (- 256) (mod (+ (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse51) (* .cse51 255)) 256)))) (let ((.cse47 (mod .cse51 .cse50))) (let ((.cse48 (mod .cse50 .cse47))) (and (not (= .cse47 0)) (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_38| 1) 0) (not (= .cse48 0)) (= (mod (+ .cse48 (* 255 .cse47)) 256) .cse15) (<= .cse49 (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_38|)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|) (= (mod .cse47 |c_ULTIMATE.start_main1_~g~0#1|) 0))))))))) (.cse0 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse45 (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse46 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse45))) (let ((.cse43 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse46))) (let ((.cse44 (mod .cse46 .cse43))) (and (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (= (mod .cse43 .cse44) |c_ULTIMATE.start_main1_~g~0#1|) (<= .cse45 |v_ULTIMATE.start_gcd_test_~a#1_38|) (not (= .cse45 0)) (= (mod .cse44 |c_ULTIMATE.start_main1_~g~0#1|) 0) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|) (not (= .cse44 0))))))))) (.cse2 (<= 0 |c_ULTIMATE.start_main1_~x~0#1|)) (.cse13 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse42 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ (mod (+ (* 255 |v_ULTIMATE.start_gcd_test_~a#1_37|) (mod .cse24 |v_ULTIMATE.start_gcd_test_~a#1_37|)) 256) (- 256))))) (let ((.cse41 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse42))) (let ((.cse40 (mod .cse42 .cse41))) (and (= (mod .cse40 |c_ULTIMATE.start_main1_~g~0#1|) 0) (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (= |c_ULTIMATE.start_main1_~g~0#1| (mod .cse41 .cse40)) (not (= .cse40 0)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_38|))))))) (.cse12 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse36 (mod .cse30 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse39 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse36))) (let ((.cse38 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse39))) (let ((.cse37 (mod .cse39 .cse38))) (and (not (= .cse36 0)) (<= |v_ULTIMATE.start_gcd_test_~a#1_37| 127) (= (mod .cse37 |c_ULTIMATE.start_main1_~g~0#1|) 0) (<= .cse36 |v_ULTIMATE.start_gcd_test_~a#1_38|) (= |c_ULTIMATE.start_main1_~g~0#1| (mod .cse38 .cse37)) (not (= .cse37 0)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_37|)))))))) (.cse11 (<= .cse30 127)) (.cse8 (<= 128 .cse30)) (.cse9 (<= (+ |c_ULTIMATE.start_main1_~x~0#1| 1) 0))) (or (and .cse0 .cse1 .cse2) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse4 (mod |c_ULTIMATE.start_main1_~x~0#1| |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse6 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse4))) (let ((.cse7 (+ (mod (+ .cse6 (* 255 .cse4)) 256) (- 256)))) (let ((.cse5 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse7))) (let ((.cse3 (+ (- 256) (mod (+ (* .cse5 255) (mod .cse7 .cse5)) 256)))) (and (= (mod .cse3 |c_ULTIMATE.start_main1_~g~0#1|) 0) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (<= .cse4 |v_ULTIMATE.start_gcd_test_~a#1_38|) (= |c_ULTIMATE.start_main1_~g~0#1| (mod .cse5 .cse3)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (not (= .cse4 0)) (not (= .cse6 0))))))))) .cse2) (and .cse8 .cse9 .cse10) (and .cse9 (or (and .cse11 .cse12 .cse1) (and .cse8 .cse13 .cse1))) (and (<= (+ |c_ULTIMATE.start_main1_~g~0#1| 1) 0) .cse8 .cse9 .cse10) (and .cse0 .cse2) (and .cse8 .cse9 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse16 (mod .cse24 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse21 (mod (+ .cse16 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256))) (let ((.cse14 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ (- 256) .cse21)))) (let ((.cse23 (+ (- 256) (mod (+ .cse16 .cse14 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256)))) (let ((.cse17 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse23))) (let ((.cse22 (+ (mod (+ .cse16 .cse17 .cse14 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256) (- 256)))) (let ((.cse19 (mod .cse23 .cse22))) (let ((.cse20 (+ (- 256) (mod (+ .cse16 .cse17 .cse19 .cse14 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256)))) (let ((.cse18 (mod .cse22 .cse20))) (and (not (= .cse14 0)) (= .cse15 (mod (+ .cse16 .cse17 .cse18 .cse19 .cse14 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256)) (not (= .cse18 0)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_38| 1) 0) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (= (mod .cse20 |c_ULTIMATE.start_main1_~g~0#1|) 0) (<= .cse21 (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_38|)))))))))))))) (and .cse9 (or (and .cse8 .cse13) (and .cse11 .cse12))) (and (or (and .cse11 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse27 (mod .cse30 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse28 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| .cse27))) (let ((.cse29 (+ (- 256) (mod (+ .cse28 (* 255 .cse27)) 256)))) (let ((.cse25 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse29))) (let ((.cse26 (+ (- 256) (mod (+ (* 255 .cse25) (mod .cse29 .cse25)) 256)))) (and (= (mod .cse25 .cse26) |c_ULTIMATE.start_main1_~g~0#1|) (not (= .cse27 0)) (not (= .cse28 0)) (= (mod .cse26 |c_ULTIMATE.start_main1_~g~0#1|) 0) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (<= .cse27 |v_ULTIMATE.start_gcd_test_~a#1_38|))))))))) (and .cse8 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_37| Int) (|v_ULTIMATE.start_gcd_test_~a#1_38| Int)) (let ((.cse35 (mod .cse24 |v_ULTIMATE.start_gcd_test_~a#1_37|))) (let ((.cse33 (mod |v_ULTIMATE.start_gcd_test_~a#1_37| (+ (- 256) (mod (+ .cse35 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256))))) (let ((.cse34 (+ (- 256) (mod (+ .cse35 .cse33 |v_ULTIMATE.start_gcd_test_~a#1_37|) 256)))) (let ((.cse31 (mod |v_ULTIMATE.start_gcd_test_~a#1_38| .cse34))) (let ((.cse32 (+ (- 256) (mod (+ (* 255 .cse31) (mod .cse34 .cse31)) 256)))) (and (= (mod .cse31 .cse32) |c_ULTIMATE.start_main1_~g~0#1|) (not (= .cse33 0)) (<= 0 (+ 128 |v_ULTIMATE.start_gcd_test_~a#1_37|)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_37| 1) 0) (= (mod .cse32 |c_ULTIMATE.start_main1_~g~0#1|) 0) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_38|)))))))))) .cse9))))) (not (= |c_ULTIMATE.start_main1_~g~0#1| 0))) is different from false [2024-11-09 06:20:26,172 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 8 refuted. 1 times theorem prover too weak. 0 trivial. 27 not checked. [2024-11-09 06:20:26,172 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:21:34,069 WARN L286 SmtUtils]: Spent 40.74s on a formula simplification. DAG size of input: 88 DAG size of output: 52 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 06:22:43,855 WARN L873 $PredicateComparison]: unable to prove that (or (< |c_ULTIMATE.start_main1_~x~0#1| 1) (let ((.cse24 (mod |c_ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse25 (mod (+ .cse24 (* |c_ULTIMATE.start_gcd_test_~b#1| 255)) 256))) (let ((.cse27 (+ (- 256) .cse25))) (let ((.cse22 (+ |c_ULTIMATE.start_gcd_test_~a#1| 1)) (.cse28 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse27)) (.cse11 (+ |c_ULTIMATE.start_main1_~x~0#1| 1)) (.cse29 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse25))) (let ((.cse19 (not (= (mod .cse25 (mod .cse29 256)) 0))) (.cse20 (< .cse29 .cse11)) (.cse21 (= .cse25 0)) (.cse26 (mod (+ .cse24 |c_ULTIMATE.start_gcd_test_~b#1|) 256)) (.cse15 (< .cse28 .cse11)) (.cse17 (< 0 .cse22)) (.cse18 (not (= 0 (mod .cse27 (mod .cse28 256)))))) (let ((.cse0 (< .cse25 128)) (.cse6 (or .cse15 .cse17 .cse18)) (.cse3 (< .cse26 128)) (.cse1 (< |c_ULTIMATE.start_gcd_test_~b#1| 0)) (.cse4 (< 127 .cse26)) (.cse8 (or .cse19 .cse20 .cse21 .cse17)) (.cse9 (< 127 .cse25)) (.cse13 (mod .cse24 256))) (and (or (let ((.cse5 (let ((.cse12 (+ (- 256) .cse13))) (let ((.cse10 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse12))) (or (< |c_ULTIMATE.start_gcd_test_~a#1| 0) (< .cse10 .cse11) (not (= (mod .cse12 (mod .cse10 256)) 0))))))) (and (or .cse0 (let ((.cse2 (and .cse5 .cse6))) (and (or .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse2)))) (or (let ((.cse7 (and .cse5 .cse8))) (and (or .cse1 .cse7) (or .cse1 .cse3 .cse7))) .cse9))) (< .cse13 128)) (or (< 127 .cse13) (let ((.cse16 (= .cse24 0))) (let ((.cse14 (let ((.cse23 (mod |c_ULTIMATE.start_gcd_test_~b#1| .cse13))) (or (and (<= .cse22 0) (not .cse16)) (< .cse23 .cse11) (not (= (mod .cse13 (mod .cse23 256)) 0)) (= .cse13 0))))) (and (or .cse0 (and (or (and .cse14 .cse6) .cse1 .cse3) (or .cse1 .cse4 (and .cse14 (or .cse15 .cse16 .cse17 .cse18))))) (or (and (or .cse1 (and (or .cse19 .cse16 .cse20 .cse21 .cse17) .cse14) .cse3) (or .cse1 .cse4 (and .cse14 .cse8))) .cse9))))))))))))) is different from true [2024-11-09 06:23:58,144 WARN L286 SmtUtils]: Spent 27.56s on a formula simplification that was a NOOP. DAG size: 74 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 06:24:56,796 WARN L286 SmtUtils]: Spent 5.71s on a formula simplification that was a NOOP. DAG size: 16 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-09 06:25:03,326 WARN L286 SmtUtils]: Spent 6.53s on a formula simplification that was a NOOP. DAG size: 15 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-09 06:25:14,795 WARN L286 SmtUtils]: Spent 8.20s on a formula simplification that was a NOOP. DAG size: 14 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-09 06:25:34,155 WARN L286 SmtUtils]: Spent 6.64s on a formula simplification that was a NOOP. DAG size: 18 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-09 06:25:39,763 WARN L286 SmtUtils]: Spent 5.31s on a formula simplification that was a NOOP. DAG size: 17 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-09 06:26:12,164 WARN L286 SmtUtils]: Spent 6.50s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-09 06:26:18,529 WARN L286 SmtUtils]: Spent 6.36s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-09 06:27:13,559 WARN L286 SmtUtils]: Spent 5.81s on a formula simplification. DAG size of input: 12 DAG size of output: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)