./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/gcd_2+newton_3_5.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_685a4298-0c9c-4618-9e9c-7e6762aaa35a/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_685a4298-0c9c-4618-9e9c-7e6762aaa35a/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_685a4298-0c9c-4618-9e9c-7e6762aaa35a/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_685a4298-0c9c-4618-9e9c-7e6762aaa35a/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/combinations/gcd_2+newton_3_5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_685a4298-0c9c-4618-9e9c-7e6762aaa35a/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_685a4298-0c9c-4618-9e9c-7e6762aaa35a/bin/utaipan-verify-t7M7D8N6sZ --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 3c7e4faaabab9b2f322684d2701654a5044e8a4a6ec20b8d467b524bec442165 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:48:15,185 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:48:15,296 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_685a4298-0c9c-4618-9e9c-7e6762aaa35a/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 04:48:15,303 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:48:15,304 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:48:15,343 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:48:15,344 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:48:15,344 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:48:15,345 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:48:15,350 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:48:15,350 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:48:15,351 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:48:15,351 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:48:15,353 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:48:15,353 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:48:15,353 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:48:15,354 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:48:15,354 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:48:15,354 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:48:15,355 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:48:15,355 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:48:15,356 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:48:15,357 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:48:15,357 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:48:15,359 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:48:15,359 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:48:15,359 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:48:15,360 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:48:15,360 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:48:15,360 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:48:15,362 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:48:15,362 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:48:15,362 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:48:15,362 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:48:15,362 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:48:15,363 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:48:15,363 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:48:15,363 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:48:15,363 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:48:15,363 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:48:15,364 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:48:15,364 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:48:15,364 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:48:15,364 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:48:15,365 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:48:15,365 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_685a4298-0c9c-4618-9e9c-7e6762aaa35a/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_685a4298-0c9c-4618-9e9c-7e6762aaa35a/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3c7e4faaabab9b2f322684d2701654a5044e8a4a6ec20b8d467b524bec442165 [2023-11-19 04:48:15,715 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:48:15,748 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:48:15,751 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:48:15,752 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:48:15,753 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:48:15,755 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_685a4298-0c9c-4618-9e9c-7e6762aaa35a/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/combinations/gcd_2+newton_3_5.i [2023-11-19 04:48:18,892 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:48:19,111 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:48:19,112 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_685a4298-0c9c-4618-9e9c-7e6762aaa35a/sv-benchmarks/c/combinations/gcd_2+newton_3_5.i [2023-11-19 04:48:19,121 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_685a4298-0c9c-4618-9e9c-7e6762aaa35a/bin/utaipan-verify-t7M7D8N6sZ/data/fdecaa006/6ce67b06af7546619adbc314b53f36de/FLAG733676206 [2023-11-19 04:48:19,137 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_685a4298-0c9c-4618-9e9c-7e6762aaa35a/bin/utaipan-verify-t7M7D8N6sZ/data/fdecaa006/6ce67b06af7546619adbc314b53f36de [2023-11-19 04:48:19,140 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:48:19,142 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:48:19,143 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:48:19,143 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:48:19,149 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:48:19,150 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:48:19" (1/1) ... [2023-11-19 04:48:19,151 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e2342 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:48:19, skipping insertion in model container [2023-11-19 04:48:19,151 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:48:19" (1/1) ... [2023-11-19 04:48:19,187 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:48:19,389 WARN L240 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_685a4298-0c9c-4618-9e9c-7e6762aaa35a/sv-benchmarks/c/combinations/gcd_2+newton_3_5.i[1226,1239] [2023-11-19 04:48:19,419 WARN L240 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_685a4298-0c9c-4618-9e9c-7e6762aaa35a/sv-benchmarks/c/combinations/gcd_2+newton_3_5.i[2862,2875] [2023-11-19 04:48:19,420 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:48:19,432 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:48:19,445 WARN L240 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_685a4298-0c9c-4618-9e9c-7e6762aaa35a/sv-benchmarks/c/combinations/gcd_2+newton_3_5.i[1226,1239] [2023-11-19 04:48:19,458 WARN L240 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_685a4298-0c9c-4618-9e9c-7e6762aaa35a/sv-benchmarks/c/combinations/gcd_2+newton_3_5.i[2862,2875] [2023-11-19 04:48:19,459 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:48:19,475 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:48:19,475 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:48:19 WrapperNode [2023-11-19 04:48:19,476 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:48:19,477 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:48:19,477 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:48:19,477 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:48:19,485 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:48:19" (1/1) ... [2023-11-19 04:48:19,498 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:48:19" (1/1) ... [2023-11-19 04:48:19,524 INFO L138 Inliner]: procedures = 27, calls = 26, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 93 [2023-11-19 04:48:19,524 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:48:19,525 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:48:19,525 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:48:19,525 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:48:19,534 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:48:19" (1/1) ... [2023-11-19 04:48:19,535 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:48:19" (1/1) ... [2023-11-19 04:48:19,537 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:48:19" (1/1) ... [2023-11-19 04:48:19,538 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:48:19" (1/1) ... [2023-11-19 04:48:19,551 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:48:19" (1/1) ... [2023-11-19 04:48:19,554 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:48:19" (1/1) ... [2023-11-19 04:48:19,556 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:48:19" (1/1) ... [2023-11-19 04:48:19,557 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:48:19" (1/1) ... [2023-11-19 04:48:19,563 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:48:19,564 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:48:19,565 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:48:19,565 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:48:19,566 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:48:19" (1/1) ... [2023-11-19 04:48:19,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:48:19,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_685a4298-0c9c-4618-9e9c-7e6762aaa35a/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:48:19,600 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_685a4298-0c9c-4618-9e9c-7e6762aaa35a/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:48:19,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_685a4298-0c9c-4618-9e9c-7e6762aaa35a/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:48:19,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:48:19,654 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2023-11-19 04:48:19,654 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2023-11-19 04:48:19,656 INFO L130 BoogieDeclarations]: Found specification of procedure f [2023-11-19 04:48:19,657 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2023-11-19 04:48:19,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:48:19,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:48:19,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:48:19,750 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:48:19,755 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:48:19,971 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:48:20,075 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:48:20,075 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:48:20,080 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:48:20 BoogieIcfgContainer [2023-11-19 04:48:20,080 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:48:20,083 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:48:20,083 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:48:20,092 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:48:20,093 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:48:19" (1/3) ... [2023-11-19 04:48:20,093 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@797977cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:48:20, skipping insertion in model container [2023-11-19 04:48:20,094 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:48:19" (2/3) ... [2023-11-19 04:48:20,094 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@797977cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:48:20, skipping insertion in model container [2023-11-19 04:48:20,094 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:48:20" (3/3) ... [2023-11-19 04:48:20,096 INFO L112 eAbstractionObserver]: Analyzing ICFG gcd_2+newton_3_5.i [2023-11-19 04:48:20,113 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:48:20,113 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-11-19 04:48:20,158 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:48:20,166 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@31635056, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:48:20,166 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-11-19 04:48:20,171 INFO L276 IsEmpty]: Start isEmpty. Operand has 28 states, 17 states have (on average 1.411764705882353) internal successors, (24), 19 states have internal predecessors, (24), 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) [2023-11-19 04:48:20,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:48:20,178 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:48:20,179 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2023-11-19 04:48:20,180 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:48:20,190 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:48:20,190 INFO L85 PathProgramCache]: Analyzing trace with hash -291944571, now seen corresponding path program 1 times [2023-11-19 04:48:20,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:48:20,202 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712067506] [2023-11-19 04:48:20,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:48:20,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:48:20,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:48:20,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:48:20,720 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 04:48:20,720 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1712067506] [2023-11-19 04:48:20,721 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1712067506] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:48:20,721 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:48:20,722 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 04:48:20,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1209864815] [2023-11-19 04:48:20,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:48:20,729 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 04:48:20,730 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 04:48:20,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 04:48:20,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-19 04:48:20,774 INFO L87 Difference]: Start difference. First operand has 28 states, 17 states have (on average 1.411764705882353) internal successors, (24), 19 states have internal predecessors, (24), 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 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 04:48:20,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:48:20,883 INFO L93 Difference]: Finished difference Result 39 states and 49 transitions. [2023-11-19 04:48:20,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 04:48:20,886 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2023-11-19 04:48:20,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:48:20,894 INFO L225 Difference]: With dead ends: 39 [2023-11-19 04:48:20,894 INFO L226 Difference]: Without dead ends: 24 [2023-11-19 04:48:20,897 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-19 04:48:20,905 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 1 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 67 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 04:48:20,907 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 67 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 04:48:20,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2023-11-19 04:48:20,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2023-11-19 04:48:20,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 14 states have (on average 1.1428571428571428) internal successors, (16), 15 states have internal predecessors, (16), 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) [2023-11-19 04:48:20,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 28 transitions. [2023-11-19 04:48:20,957 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 28 transitions. Word has length 6 [2023-11-19 04:48:20,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:48:20,957 INFO L495 AbstractCegarLoop]: Abstraction has 24 states and 28 transitions. [2023-11-19 04:48:20,958 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 04:48:20,958 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2023-11-19 04:48:20,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:48:20,959 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:48:20,960 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:48:20,960 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 04:48:20,960 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:48:20,961 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:48:20,961 INFO L85 PathProgramCache]: Analyzing trace with hash -533010262, now seen corresponding path program 1 times [2023-11-19 04:48:20,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:48:20,962 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [121358337] [2023-11-19 04:48:20,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:48:20,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:48:21,000 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 04:48:21,000 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [128561309] [2023-11-19 04:48:21,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:48:21,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:48:21,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_685a4298-0c9c-4618-9e9c-7e6762aaa35a/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:48:21,010 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_685a4298-0c9c-4618-9e9c-7e6762aaa35a/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 04:48:21,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_685a4298-0c9c-4618-9e9c-7e6762aaa35a/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 04:48:21,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:48:21,100 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 04:48:21,105 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:48:21,614 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:48:21,615 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:48:21,699 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:48:21,700 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 04:48:21,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [121358337] [2023-11-19 04:48:21,700 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 04:48:21,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [128561309] [2023-11-19 04:48:21,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [128561309] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 04:48:21,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1939184105] [2023-11-19 04:48:21,722 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2023-11-19 04:48:21,722 INFO L166 IcfgInterpreter]: Building call graph [2023-11-19 04:48:21,726 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-11-19 04:48:21,732 INFO L176 IcfgInterpreter]: Starting interpretation [2023-11-19 04:48:21,732 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-11-19 04:48:24,762 INFO L180 IcfgInterpreter]: Interpretation finished [2023-11-19 04:48:25,122 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '163#(and (<= 1 |#StackHeapBarrier|) (<= |ULTIMATE.start_main1_~x~0#1| 127) (<= (+ |ULTIMATE.start_main1_~y~0#1| 1) |ULTIMATE.start_main1_~g~0#1|) (<= 1 |ULTIMATE.start_main1_~y~0#1|) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0) (<= 0 (+ |ULTIMATE.start_main1_~x~0#1| 128)) (<= |ULTIMATE.start_gcd_test_#res#1| 127) (= |ULTIMATE.start_main1_~g~0#1| |ULTIMATE.start_gcd_test_#res#1|) (= |ULTIMATE.start___VERIFIER_assert_#in~cond#1| 0))' at error location [2023-11-19 04:48:25,122 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2023-11-19 04:48:25,123 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-19 04:48:25,123 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2023-11-19 04:48:25,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [701349266] [2023-11-19 04:48:25,125 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-19 04:48:25,126 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-19 04:48:25,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 04:48:25,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-19 04:48:25,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2023-11-19 04:48:25,130 INFO L87 Difference]: Start difference. First operand 24 states and 28 transitions. Second operand has 9 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 04:48:25,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:48:25,312 INFO L93 Difference]: Finished difference Result 31 states and 36 transitions. [2023-11-19 04:48:25,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-19 04:48:25,313 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2023-11-19 04:48:25,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:48:25,314 INFO L225 Difference]: With dead ends: 31 [2023-11-19 04:48:25,314 INFO L226 Difference]: Without dead ends: 26 [2023-11-19 04:48:25,315 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2023-11-19 04:48:25,317 INFO L413 NwaCegarLoop]: 19 mSDtfsCounter, 1 mSDsluCounter, 113 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 132 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 04:48:25,317 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 132 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 04:48:25,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2023-11-19 04:48:25,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2023-11-19 04:48:25,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 16 states have (on average 1.125) internal successors, (18), 17 states have internal predecessors, (18), 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) [2023-11-19 04:48:25,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 30 transitions. [2023-11-19 04:48:25,326 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 30 transitions. Word has length 7 [2023-11-19 04:48:25,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:48:25,327 INFO L495 AbstractCegarLoop]: Abstraction has 26 states and 30 transitions. [2023-11-19 04:48:25,327 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 04:48:25,328 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2023-11-19 04:48:25,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:48:25,329 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:48:25,329 INFO L195 NwaCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1] [2023-11-19 04:48:25,353 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_685a4298-0c9c-4618-9e9c-7e6762aaa35a/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-19 04:48:25,543 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_685a4298-0c9c-4618-9e9c-7e6762aaa35a/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-11-19 04:48:25,544 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:48:25,544 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:48:25,545 INFO L85 PathProgramCache]: Analyzing trace with hash 847992842, now seen corresponding path program 2 times [2023-11-19 04:48:25,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:48:25,545 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44251986] [2023-11-19 04:48:25,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:48:25,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:48:25,558 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 04:48:25,559 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [829304871] [2023-11-19 04:48:25,559 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-19 04:48:25,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:48:25,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_685a4298-0c9c-4618-9e9c-7e6762aaa35a/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:48:25,561 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_685a4298-0c9c-4618-9e9c-7e6762aaa35a/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 04:48:25,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_685a4298-0c9c-4618-9e9c-7e6762aaa35a/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-19 04:48:25,671 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2023-11-19 04:48:25,671 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-19 04:48:25,673 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 37 conjunts are in the unsatisfiable core [2023-11-19 04:48:25,676 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:48:37,489 WARN L854 $PredicateComparison]: unable to prove that (and (<= |c_ULTIMATE.start_main1_~y~0#1| 127) (not (= |c_ULTIMATE.start_gcd_test_~a#1| 0)) (let ((.cse40 (+ |c_ULTIMATE.start_gcd_test_~b#1| 256)) (.cse11 (* |c_ULTIMATE.start_gcd_test_~a#1| 255))) (let ((.cse62 (mod |c_ULTIMATE.start_gcd_test_~a#1| 256)) (.cse63 (mod .cse11 256)) (.cse16 (<= 0 |c_ULTIMATE.start_gcd_test_~a#1|)) (.cse51 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (let ((.cse71 (mod |v_ULTIMATE.start_gcd_test_~a#1_33| |c_ULTIMATE.start_gcd_test_~a#1|))) (let ((.cse70 (mod .cse71 256))) (and (<= 128 .cse70) (<= 128 (mod (+ .cse11 .cse71) 256)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_33|) (= .cse70 .cse40)))))) (.cse52 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (let ((.cse69 (mod |v_ULTIMATE.start_gcd_test_~a#1_33| |c_ULTIMATE.start_gcd_test_~a#1|))) (let ((.cse68 (mod .cse69 256))) (and (<= 128 .cse68) (<= (mod (+ .cse11 .cse69) 256) 127) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_33|) (= .cse68 .cse40)))))) (.cse55 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (let ((.cse66 (mod |v_ULTIMATE.start_gcd_test_~a#1_33| |c_ULTIMATE.start_gcd_test_~a#1|))) (let ((.cse67 (mod .cse66 256))) (and (<= 128 (mod (+ |c_ULTIMATE.start_gcd_test_~a#1| .cse66) 256)) (<= 128 .cse67) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_33|) (= .cse67 .cse40)))))) (.cse56 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (let ((.cse65 (mod |v_ULTIMATE.start_gcd_test_~a#1_33| |c_ULTIMATE.start_gcd_test_~a#1|))) (let ((.cse64 (mod .cse65 256))) (and (<= 128 .cse64) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_33|) (= .cse64 .cse40) (<= (mod (+ |c_ULTIMATE.start_gcd_test_~a#1| .cse65) 256) 127)))))) (.cse18 (<= (+ |c_ULTIMATE.start_gcd_test_~a#1| 1) 0))) (let ((.cse6 (and (or .cse55 .cse56) .cse18)) (.cse17 (and .cse16 (or .cse51 .cse52))) (.cse13 (<= .cse63 127)) (.cse9 (<= 128 .cse63)) (.cse24 (<= 128 .cse62)) (.cse8 (= |c_ULTIMATE.start_gcd_test_~b#1| 0)) (.cse19 (<= .cse62 127)) (.cse1 (+ |c_ULTIMATE.start_gcd_test_~a#1| 256)) (.cse2 (* |c_ULTIMATE.start_main1_~y~0#1| 255))) (or (and (not (= |c_ULTIMATE.start_main1_~y~0#1| 0)) (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse0 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| |c_ULTIMATE.start_main1_~y~0#1|))) (and (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse0 256)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_32|) (<= (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse0) 256) 127)))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse3 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| |c_ULTIMATE.start_main1_~y~0#1|))) (and (= .cse1 (mod (+ .cse2 .cse3) 256)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_32| 1) 0) (not (= .cse3 0)) (<= (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse3) 256) 127)))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse4 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| |c_ULTIMATE.start_main1_~y~0#1|))) (and (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse4 256)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_32|) (<= 128 (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse4) 256))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse5 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| |c_ULTIMATE.start_main1_~y~0#1|))) (and (= .cse1 (mod (+ .cse2 .cse5) 256)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_32| 1) 0) (<= 128 (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse5) 256)))))) (let ((.cse7 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (and (<= |c_ULTIMATE.start_main1_~y~0#1| |v_ULTIMATE.start_gcd_test_~a#1_33|) (= (mod |v_ULTIMATE.start_gcd_test_~a#1_33| |c_ULTIMATE.start_gcd_test_~a#1|) 0))))) (or .cse6 (and (or (and .cse7 .cse8 .cse9) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (let ((.cse12 (mod |v_ULTIMATE.start_gcd_test_~a#1_33| |c_ULTIMATE.start_gcd_test_~a#1|))) (let ((.cse10 (mod .cse12 256))) (and (= .cse10 |c_ULTIMATE.start_gcd_test_~b#1|) (<= |c_ULTIMATE.start_main1_~y~0#1| |v_ULTIMATE.start_gcd_test_~a#1_33|) (<= (mod (+ .cse11 .cse12) 256) 127) (<= .cse10 127))))) (and .cse13 .cse7 .cse8) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (let ((.cse15 (mod |v_ULTIMATE.start_gcd_test_~a#1_33| |c_ULTIMATE.start_gcd_test_~a#1|))) (let ((.cse14 (mod .cse15 256))) (and (= .cse14 |c_ULTIMATE.start_gcd_test_~b#1|) (<= |c_ULTIMATE.start_main1_~y~0#1| |v_ULTIMATE.start_gcd_test_~a#1_33|) (<= 128 (mod (+ .cse11 .cse15) 256)) (<= .cse14 127)))))) .cse16) .cse17 (and .cse18 (or (and .cse7 .cse8 .cse19) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (let ((.cse21 (mod |v_ULTIMATE.start_gcd_test_~a#1_33| |c_ULTIMATE.start_gcd_test_~a#1|))) (let ((.cse20 (mod .cse21 256))) (and (= .cse20 |c_ULTIMATE.start_gcd_test_~b#1|) (<= 128 (mod (+ |c_ULTIMATE.start_gcd_test_~a#1| .cse21) 256)) (<= |c_ULTIMATE.start_main1_~y~0#1| |v_ULTIMATE.start_gcd_test_~a#1_33|) (<= .cse20 127))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (let ((.cse23 (mod |v_ULTIMATE.start_gcd_test_~a#1_33| |c_ULTIMATE.start_gcd_test_~a#1|))) (let ((.cse22 (mod .cse23 256))) (and (= .cse22 |c_ULTIMATE.start_gcd_test_~b#1|) (<= |c_ULTIMATE.start_main1_~y~0#1| |v_ULTIMATE.start_gcd_test_~a#1_33|) (<= .cse22 127) (<= (mod (+ |c_ULTIMATE.start_gcd_test_~a#1| .cse23) 256) 127))))) (and .cse24 .cse7 .cse8))))) (<= 0 |c_ULTIMATE.start_main1_~y~0#1|)) (and (let ((.cse27 (mod .cse2 256))) (or (and (let ((.cse28 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (and (= (mod |v_ULTIMATE.start_gcd_test_~a#1_33| |c_ULTIMATE.start_gcd_test_~a#1|) 0) (<= .cse27 |v_ULTIMATE.start_gcd_test_~a#1_33|))))) (or .cse6 (and (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (let ((.cse26 (mod |v_ULTIMATE.start_gcd_test_~a#1_33| |c_ULTIMATE.start_gcd_test_~a#1|))) (let ((.cse25 (mod .cse26 256))) (and (= .cse25 |c_ULTIMATE.start_gcd_test_~b#1|) (<= 128 (mod (+ .cse11 .cse26) 256)) (<= .cse25 127) (<= .cse27 |v_ULTIMATE.start_gcd_test_~a#1_33|))))) (and .cse28 .cse8 .cse9) (and .cse13 .cse28 .cse8) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (let ((.cse30 (mod |v_ULTIMATE.start_gcd_test_~a#1_33| |c_ULTIMATE.start_gcd_test_~a#1|))) (let ((.cse29 (mod .cse30 256))) (and (= .cse29 |c_ULTIMATE.start_gcd_test_~b#1|) (<= (mod (+ .cse11 .cse30) 256) 127) (<= .cse29 127) (<= .cse27 |v_ULTIMATE.start_gcd_test_~a#1_33|)))))) .cse16) .cse17 (and (or (and .cse28 .cse8 .cse19) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (let ((.cse32 (mod |v_ULTIMATE.start_gcd_test_~a#1_33| |c_ULTIMATE.start_gcd_test_~a#1|))) (let ((.cse31 (mod .cse32 256))) (and (= .cse31 |c_ULTIMATE.start_gcd_test_~b#1|) (<= 128 (mod (+ |c_ULTIMATE.start_gcd_test_~a#1| .cse32) 256)) (<= .cse31 127) (<= .cse27 |v_ULTIMATE.start_gcd_test_~a#1_33|))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (let ((.cse34 (mod |v_ULTIMATE.start_gcd_test_~a#1_33| |c_ULTIMATE.start_gcd_test_~a#1|))) (let ((.cse33 (mod .cse34 256))) (and (= .cse33 |c_ULTIMATE.start_gcd_test_~b#1|) (<= .cse33 127) (<= .cse27 |v_ULTIMATE.start_gcd_test_~a#1_33|) (<= (mod (+ |c_ULTIMATE.start_gcd_test_~a#1| .cse34) 256) 127))))) (and .cse24 .cse28 .cse8)) .cse18))) (not (= .cse27 0)) (<= .cse27 127) (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse35 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| .cse27))) (and (not (= .cse35 0)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_32| 1) 0) (= .cse1 (mod (+ .cse35 |c_ULTIMATE.start_main1_~y~0#1|) 256)) (<= (mod (+ .cse35 .cse2) 256) 127)))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse36 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| .cse27))) (and (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_32| 1) 0) (= .cse1 (mod (+ .cse36 |c_ULTIMATE.start_main1_~y~0#1|) 256)) (<= 128 (mod (+ .cse36 .cse2) 256))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse37 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| .cse27))) (and (= (mod .cse37 256) |c_ULTIMATE.start_gcd_test_~a#1|) (<= 128 (mod (+ .cse37 .cse2) 256)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_32|)))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse38 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| .cse27))) (and (= (mod .cse38 256) |c_ULTIMATE.start_gcd_test_~a#1|) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_32|) (<= (mod (+ .cse38 .cse2) 256) 127)))))) (and (let ((.cse43 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (and (<= .cse27 (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_33|)) (= (mod |v_ULTIMATE.start_gcd_test_~a#1_33| |c_ULTIMATE.start_gcd_test_~a#1|) 0))))) (or (and .cse16 (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (let ((.cse39 (mod |v_ULTIMATE.start_gcd_test_~a#1_33| |c_ULTIMATE.start_gcd_test_~a#1|))) (and (<= .cse27 (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_33|)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_33| 1) 0) (= (mod (+ .cse11 .cse39) 256) .cse40) (<= (mod .cse39 256) 127) (not (= .cse39 0))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (let ((.cse42 (mod |v_ULTIMATE.start_gcd_test_~a#1_33| |c_ULTIMATE.start_gcd_test_~a#1|))) (let ((.cse41 (mod .cse42 256))) (and (= .cse41 |c_ULTIMATE.start_gcd_test_~b#1|) (<= 128 (mod (+ .cse11 .cse42) 256)) (<= .cse41 127) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_33|))))) (and .cse13 .cse8 .cse43) (and .cse8 .cse9 .cse43) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (let ((.cse45 (mod |v_ULTIMATE.start_gcd_test_~a#1_33| |c_ULTIMATE.start_gcd_test_~a#1|))) (let ((.cse44 (mod .cse45 256))) (and (= .cse44 |c_ULTIMATE.start_gcd_test_~b#1|) (<= (mod (+ .cse11 .cse45) 256) 127) (<= .cse44 127) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_33|))))))) (and .cse18 (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (let ((.cse46 (mod |v_ULTIMATE.start_gcd_test_~a#1_33| |c_ULTIMATE.start_gcd_test_~a#1|))) (and (<= .cse27 (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_33|)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_33| 1) 0) (= (mod (+ |c_ULTIMATE.start_gcd_test_~a#1| .cse46) 256) .cse40) (<= (mod .cse46 256) 127) (not (= .cse46 0))))) (and .cse24 .cse8 .cse43) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (let ((.cse48 (mod |v_ULTIMATE.start_gcd_test_~a#1_33| |c_ULTIMATE.start_gcd_test_~a#1|))) (let ((.cse47 (mod .cse48 256))) (and (= .cse47 |c_ULTIMATE.start_gcd_test_~b#1|) (<= 128 (mod (+ |c_ULTIMATE.start_gcd_test_~a#1| .cse48) 256)) (<= .cse47 127) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_33|))))) (and .cse8 .cse43 .cse19) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (let ((.cse50 (mod |v_ULTIMATE.start_gcd_test_~a#1_33| |c_ULTIMATE.start_gcd_test_~a#1|))) (let ((.cse49 (mod .cse50 256))) (and (= .cse49 |c_ULTIMATE.start_gcd_test_~b#1|) (<= .cse49 127) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_33|) (<= (mod (+ |c_ULTIMATE.start_gcd_test_~a#1| .cse50) 256) 127))))))) (and .cse16 (or .cse51 .cse52 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (let ((.cse53 (mod |v_ULTIMATE.start_gcd_test_~a#1_33| |c_ULTIMATE.start_gcd_test_~a#1|))) (and (<= .cse27 (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_33|)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_33| 1) 0) (= (mod (+ .cse11 .cse53) 256) .cse40) (<= 128 (mod .cse53 256))))))) (and (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (let ((.cse54 (mod |v_ULTIMATE.start_gcd_test_~a#1_33| |c_ULTIMATE.start_gcd_test_~a#1|))) (and (<= .cse27 (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_33|)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_33| 1) 0) (= (mod (+ |c_ULTIMATE.start_gcd_test_~a#1| .cse54) 256) .cse40) (<= 128 (mod .cse54 256))))) .cse55 .cse56) .cse18))) (let ((.cse58 (+ .cse27 (- 256)))) (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse57 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| .cse58))) (and (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_32|) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse57 256)) (<= (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse57) 256) 127)))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse59 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| .cse58))) (and (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_32| 1) 0) (= .cse1 (mod (+ .cse2 .cse59) 256)) (not (= .cse59 0)) (<= (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse59) 256) 127)))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse60 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| .cse58))) (and (<= 128 (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse60) 256)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_32|) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod .cse60 256))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse61 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| .cse58))) (and (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_32| 1) 0) (= .cse1 (mod (+ .cse2 .cse61) 256)) (not (= .cse61 0)) (<= 128 (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse61) 256))))))) (<= 128 .cse27)))) (<= (+ |c_ULTIMATE.start_main1_~y~0#1| 1) 0))))))) is different from false [2023-11-19 04:49:13,765 WARN L854 $PredicateComparison]: unable to prove that (and (let ((.cse5 (* |c_ULTIMATE.start_main1_~y~0#1| 255))) (let ((.cse2 (mod .cse5 256))) (let ((.cse1 (<= (+ |c_ULTIMATE.start_gcd_test_~a#1| 1) 0)) (.cse8 (+ |c_ULTIMATE.start_gcd_test_~a#1| 256)) (.cse4 (+ |c_ULTIMATE.start_gcd_test_~b#1| 256)) (.cse10 (* |c_ULTIMATE.start_gcd_test_~a#1| 255)) (.cse14 (<= 0 |c_ULTIMATE.start_gcd_test_~a#1|)) (.cse66 (not (= |c_ULTIMATE.start_main1_~y~0#1| 0))) (.cse67 (<= 0 |c_ULTIMATE.start_main1_~y~0#1|)) (.cse0 (<= (+ |c_ULTIMATE.start_main1_~y~0#1| 1) 0)) (.cse9 (+ .cse2 (- 256))) (.cse21 (<= 128 .cse2)) (.cse28 (not (= .cse2 0))) (.cse29 (<= .cse2 127))) (or (and .cse0 (or (and (or (and .cse1 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int) (|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse7 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| .cse9))) (let ((.cse6 (+ (mod (+ .cse5 .cse7) 256) (- 256)))) (let ((.cse3 (mod .cse6 |c_ULTIMATE.start_gcd_test_~a#1|))) (and (<= .cse2 (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_33|)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_33| 1) 0) (= (mod (+ |c_ULTIMATE.start_gcd_test_~a#1| .cse3) 256) .cse4) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_32| 1) 0) (= (mod (+ .cse5 (mod |v_ULTIMATE.start_gcd_test_~a#1_33| .cse6) .cse7) 256) .cse8) (not (= .cse7 0)) (not (= 0 .cse3)) (<= (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse7) 256) 127))))))) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int) (|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse12 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| .cse9))) (let ((.cse13 (+ (mod (+ .cse5 .cse12) 256) (- 256)))) (let ((.cse11 (mod .cse13 |c_ULTIMATE.start_gcd_test_~a#1|))) (and (= (mod (+ .cse10 .cse11) 256) .cse4) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_32| 1) 0) (not (= .cse12 0)) (<= 128 (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse12) 256)) (not (= 0 .cse11)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_33|) (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_33| .cse13) 256) |c_ULTIMATE.start_gcd_test_~a#1|)))))) .cse14) (and .cse14 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int) (|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse16 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| .cse9))) (let ((.cse17 (+ (mod (+ .cse5 .cse16) 256) (- 256)))) (let ((.cse15 (mod .cse17 |c_ULTIMATE.start_gcd_test_~a#1|))) (and (= (mod (+ .cse10 .cse15) 256) .cse4) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_32| 1) 0) (not (= .cse16 0)) (not (= 0 .cse15)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_33|) (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_33| .cse17) 256) |c_ULTIMATE.start_gcd_test_~a#1|) (<= (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse16) 256) 127))))))) (and .cse1 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int) (|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse20 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| .cse9))) (let ((.cse19 (+ (mod (+ .cse5 .cse20) 256) (- 256)))) (let ((.cse18 (mod .cse19 |c_ULTIMATE.start_gcd_test_~a#1|))) (and (<= .cse2 (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_33|)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_33| 1) 0) (= (mod (+ |c_ULTIMATE.start_gcd_test_~a#1| .cse18) 256) .cse4) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_32| 1) 0) (= (mod (+ .cse5 (mod |v_ULTIMATE.start_gcd_test_~a#1_33| .cse19) .cse20) 256) .cse8) (not (= .cse20 0)) (<= 128 (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse20) 256)) (not (= 0 .cse18))))))))) .cse21) (and (or (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int) (|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse24 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| .cse2))) (let ((.cse23 (+ (- 256) (mod (+ .cse24 |c_ULTIMATE.start_main1_~y~0#1|) 256)))) (let ((.cse22 (mod .cse23 |c_ULTIMATE.start_gcd_test_~a#1|))) (and (= .cse4 (mod (+ .cse22 .cse10) 256)) (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_33| .cse23) 256) |c_ULTIMATE.start_gcd_test_~a#1|) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_32| 1) 0) (not (= .cse22 0)) (<= .cse2 |v_ULTIMATE.start_gcd_test_~a#1_33|) (<= 128 (mod (+ .cse24 .cse5) 256))))))) .cse14) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int) (|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse27 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| .cse2))) (let ((.cse26 (+ (- 256) (mod (+ .cse27 |c_ULTIMATE.start_main1_~y~0#1|) 256)))) (let ((.cse25 (mod .cse26 |c_ULTIMATE.start_gcd_test_~a#1|))) (and (= .cse4 (mod (+ .cse25 .cse10) 256)) (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_33| .cse26) 256) |c_ULTIMATE.start_gcd_test_~a#1|) (not (= .cse27 0)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_32| 1) 0) (not (= .cse25 0)) (<= .cse2 |v_ULTIMATE.start_gcd_test_~a#1_33|) (<= (mod (+ .cse27 .cse5) 256) 127)))))) .cse14)) .cse28 .cse29))) (and .cse0 .cse1 (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (and (<= .cse2 (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_33|)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_33| 1) 0) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse32 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| .cse9))) (let ((.cse30 (mod .cse32 256))) (let ((.cse31 (mod |v_ULTIMATE.start_gcd_test_~a#1_33| .cse30))) (and (not (= .cse30 0)) (not (= .cse31 0)) (<= 128 (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse32) 256)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_32|) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod (mod .cse30 |c_ULTIMATE.start_gcd_test_~a#1|) 256)) (= .cse8 (mod (+ .cse31 (* 255 .cse32)) 256))))))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (and (<= .cse2 (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_33|)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_33| 1) 0) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse35 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| .cse9))) (let ((.cse33 (mod .cse35 256))) (let ((.cse34 (mod |v_ULTIMATE.start_gcd_test_~a#1_33| .cse33))) (and (not (= .cse33 0)) (not (= .cse34 0)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_32|) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod (mod .cse33 |c_ULTIMATE.start_gcd_test_~a#1|) 256)) (= .cse8 (mod (+ .cse34 (* 255 .cse35)) 256)) (<= (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse35) 256) 127))))))))) .cse21) (and (= |c_ULTIMATE.start_gcd_test_~b#1| 0) (or (and (or (and (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse36 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| .cse2))) (let ((.cse39 (mod .cse36 256))) (let ((.cse37 (mod |v_ULTIMATE.start_gcd_test_~a#1_33| .cse39))) (let ((.cse38 (mod .cse37 256))) (and (<= 128 (mod (+ (* .cse36 255) .cse37) 256)) (<= .cse38 127) (= .cse38 |c_ULTIMATE.start_gcd_test_~a#1|) (= (mod .cse39 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_32|) (<= (mod (+ .cse36 .cse5) 256) 127))))))) (<= .cse2 |v_ULTIMATE.start_gcd_test_~a#1_33|))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (and (<= .cse2 |v_ULTIMATE.start_gcd_test_~a#1_33|) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse41 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| .cse2))) (let ((.cse40 (+ (- 256) (mod (+ .cse41 |c_ULTIMATE.start_main1_~y~0#1|) 256)))) (and (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_33| .cse40) 256) |c_ULTIMATE.start_gcd_test_~a#1|) (not (= .cse41 0)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_32| 1) 0) (= (mod .cse40 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (<= (mod (+ .cse41 .cse5) 256) 127))))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (and (<= .cse2 |v_ULTIMATE.start_gcd_test_~a#1_33|) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse43 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| .cse2))) (let ((.cse42 (+ (- 256) (mod (+ .cse43 |c_ULTIMATE.start_main1_~y~0#1|) 256)))) (and (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_33| .cse42) 256) |c_ULTIMATE.start_gcd_test_~a#1|) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_32| 1) 0) (= (mod .cse42 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (<= 128 (mod (+ .cse43 .cse5) 256)))))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (and (<= .cse2 |v_ULTIMATE.start_gcd_test_~a#1_33|) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse45 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| .cse2))) (let ((.cse44 (mod .cse45 256))) (and (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_33| .cse44) 256) |c_ULTIMATE.start_gcd_test_~a#1|) (= (mod .cse44 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (<= 128 (mod (+ .cse45 .cse5) 256)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_32|)))))))) .cse28 .cse29) (and (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (and (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_33|) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse47 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| .cse9))) (let ((.cse46 (mod .cse47 256))) (and (not (= .cse46 0)) (= (mod .cse46 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_33| .cse46) 256)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_32|) (<= (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse47) 256) 127))))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (and (<= .cse2 (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_33|)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_33| 1) 0) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse50 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| .cse9))) (let ((.cse48 (mod .cse50 256))) (let ((.cse49 (mod |v_ULTIMATE.start_gcd_test_~a#1_33| .cse48))) (and (not (= .cse48 0)) (not (= .cse49 0)) (<= 128 (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse50) 256)) (= (mod .cse48 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_32|) (= .cse8 (mod (+ .cse49 (* 255 .cse50)) 256))))))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (and (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_33|) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse51 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| .cse9))) (let ((.cse52 (+ (mod (+ .cse5 .cse51) 256) (- 256)))) (and (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_32| 1) 0) (not (= .cse51 0)) (<= 128 (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse51) 256)) (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_33| .cse52) 256) |c_ULTIMATE.start_gcd_test_~a#1|) (= 0 (mod .cse52 |c_ULTIMATE.start_gcd_test_~a#1|)))))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse53 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| .cse9))) (let ((.cse54 (+ (mod (+ .cse5 .cse53) 256) (- 256)))) (and (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_32| 1) 0) (not (= .cse53 0)) (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_33| .cse54) 256) |c_ULTIMATE.start_gcd_test_~a#1|) (<= (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse53) 256) 127) (= 0 (mod .cse54 |c_ULTIMATE.start_gcd_test_~a#1|)))))) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_33|))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (and (<= .cse2 (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_33|)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_33| 1) 0) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse56 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| .cse9))) (let ((.cse57 (+ (mod (+ .cse5 .cse56) 256) (- 256)))) (let ((.cse55 (mod |v_ULTIMATE.start_gcd_test_~a#1_33| .cse57))) (and (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_32| 1) 0) (not (= .cse55 0)) (= (mod (+ .cse5 .cse55 .cse56) 256) .cse8) (not (= .cse56 0)) (<= (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse56) 256) 127) (= 0 (mod .cse57 |c_ULTIMATE.start_gcd_test_~a#1|))))))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse59 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| .cse9))) (let ((.cse58 (mod .cse59 256))) (and (not (= .cse58 0)) (<= 128 (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse59) 256)) (= (mod .cse58 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_33| .cse58) 256)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_32|))))) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_33|))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (and (<= .cse2 (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_33|)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_33| 1) 0) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse61 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| .cse9))) (let ((.cse62 (+ (mod (+ .cse5 .cse61) 256) (- 256)))) (let ((.cse60 (mod |v_ULTIMATE.start_gcd_test_~a#1_33| .cse62))) (and (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_32| 1) 0) (not (= .cse60 0)) (= (mod (+ .cse5 .cse60 .cse61) 256) .cse8) (not (= .cse61 0)) (<= 128 (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse61) 256)) (= 0 (mod .cse62 |c_ULTIMATE.start_gcd_test_~a#1|))))))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (and (<= .cse2 (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_33|)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_33| 1) 0) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse65 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| .cse9))) (let ((.cse63 (mod .cse65 256))) (let ((.cse64 (mod |v_ULTIMATE.start_gcd_test_~a#1_33| .cse63))) (and (not (= .cse63 0)) (not (= .cse64 0)) (= (mod .cse63 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_32|) (= .cse8 (mod (+ .cse64 (* 255 .cse65)) 256)) (<= (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse65) 256) 127))))))))) .cse21)) .cse0) (and .cse66 .cse67 (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse69 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| |c_ULTIMATE.start_main1_~y~0#1|))) (let ((.cse68 (+ (- 256) (mod (+ .cse5 .cse69) 256)))) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (and (= |c_ULTIMATE.start_gcd_test_~a#1| (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_33| .cse68) 256)) (<= |c_ULTIMATE.start_main1_~y~0#1| |v_ULTIMATE.start_gcd_test_~a#1_33|))) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_32| 1) 0) (not (= .cse69 0)) (= (mod .cse68 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (<= (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse69) 256) 127))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse71 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| |c_ULTIMATE.start_main1_~y~0#1|))) (let ((.cse70 (mod .cse71 256))) (and (not (= .cse70 0)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_32|) (= (mod .cse70 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (and (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_33| .cse70) 256) |c_ULTIMATE.start_gcd_test_~a#1|) (<= |c_ULTIMATE.start_main1_~y~0#1| |v_ULTIMATE.start_gcd_test_~a#1_33|))) (<= (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse71) 256) 127))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse72 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| |c_ULTIMATE.start_main1_~y~0#1|))) (let ((.cse73 (mod .cse72 256))) (and (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_32|) (<= 128 (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse72) 256)) (= (mod .cse73 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (and (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_33| .cse73) 256) |c_ULTIMATE.start_gcd_test_~a#1|) (<= |c_ULTIMATE.start_main1_~y~0#1| |v_ULTIMATE.start_gcd_test_~a#1_33|))))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse75 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| |c_ULTIMATE.start_main1_~y~0#1|))) (let ((.cse74 (+ (- 256) (mod (+ .cse5 .cse75) 256)))) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (and (= |c_ULTIMATE.start_gcd_test_~a#1| (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_33| .cse74) 256)) (<= |c_ULTIMATE.start_main1_~y~0#1| |v_ULTIMATE.start_gcd_test_~a#1_33|))) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_32| 1) 0) (= (mod .cse74 |c_ULTIMATE.start_gcd_test_~a#1|) 0) (<= 128 (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse75) 256)))))))))) (and .cse66 (or (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int) (|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse78 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| |c_ULTIMATE.start_main1_~y~0#1|))) (let ((.cse76 (+ (- 256) (mod (+ .cse5 .cse78) 256)))) (let ((.cse77 (mod .cse76 |c_ULTIMATE.start_gcd_test_~a#1|))) (and (= |c_ULTIMATE.start_gcd_test_~a#1| (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_33| .cse76) 256)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_32| 1) 0) (= .cse4 (mod (+ .cse10 .cse77) 256)) (<= |c_ULTIMATE.start_main1_~y~0#1| |v_ULTIMATE.start_gcd_test_~a#1_33|) (not (= .cse77 0)) (<= 128 (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse78) 256))))))) .cse14) (and .cse14 (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int) (|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse81 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| |c_ULTIMATE.start_main1_~y~0#1|))) (let ((.cse79 (+ (- 256) (mod (+ .cse5 .cse81) 256)))) (let ((.cse80 (mod .cse79 |c_ULTIMATE.start_gcd_test_~a#1|))) (and (= |c_ULTIMATE.start_gcd_test_~a#1| (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_33| .cse79) 256)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_32| 1) 0) (= .cse4 (mod (+ .cse10 .cse80) 256)) (<= |c_ULTIMATE.start_main1_~y~0#1| |v_ULTIMATE.start_gcd_test_~a#1_33|) (not (= .cse80 0)) (not (= .cse81 0)) (<= (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse81) 256) 127)))))))) .cse67) (and .cse14 (or (and .cse66 (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse83 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| |c_ULTIMATE.start_main1_~y~0#1|))) (let ((.cse82 (mod .cse83 256))) (and (= |c_ULTIMATE.start_gcd_test_~b#1| (mod (mod .cse82 |c_ULTIMATE.start_gcd_test_~a#1|) 256)) (not (= .cse82 0)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_32|) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (and (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_33| .cse82) 256) |c_ULTIMATE.start_gcd_test_~a#1|) (<= |c_ULTIMATE.start_main1_~y~0#1| |v_ULTIMATE.start_gcd_test_~a#1_33|))) (<= (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse83) 256) 127))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse85 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| |c_ULTIMATE.start_main1_~y~0#1|))) (let ((.cse84 (mod .cse85 256))) (and (= |c_ULTIMATE.start_gcd_test_~b#1| (mod (mod .cse84 |c_ULTIMATE.start_gcd_test_~a#1|) 256)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_32|) (<= 128 (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse85) 256)) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (and (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_33| .cse84) 256) |c_ULTIMATE.start_gcd_test_~a#1|) (<= |c_ULTIMATE.start_main1_~y~0#1| |v_ULTIMATE.start_gcd_test_~a#1_33|)))))))) .cse67) (and .cse0 (or (and (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (and (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_33|) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse87 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| .cse9))) (let ((.cse86 (mod .cse87 256))) (and (not (= .cse86 0)) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_33| .cse86) 256)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_32|) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod (mod .cse86 |c_ULTIMATE.start_gcd_test_~a#1|) 256)) (<= (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse87) 256) 127))))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse89 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| .cse9))) (let ((.cse88 (mod .cse89 256))) (and (not (= .cse88 0)) (<= 128 (mod (+ |c_ULTIMATE.start_main1_~y~0#1| .cse89) 256)) (= |c_ULTIMATE.start_gcd_test_~a#1| (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_33| .cse88) 256)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_32|) (= |c_ULTIMATE.start_gcd_test_~b#1| (mod (mod .cse88 |c_ULTIMATE.start_gcd_test_~a#1|) 256)))))) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_33|)))) .cse21) (and (or (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (and (<= .cse2 |v_ULTIMATE.start_gcd_test_~a#1_33|) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse91 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| .cse2))) (let ((.cse90 (mod .cse91 256))) (and (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_33| .cse90) 256) |c_ULTIMATE.start_gcd_test_~a#1|) (= (mod (mod .cse90 |c_ULTIMATE.start_gcd_test_~a#1|) 256) |c_ULTIMATE.start_gcd_test_~b#1|) (<= 128 (mod (+ .cse91 .cse5) 256)) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_32|))))))) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_33| Int)) (and (<= .cse2 |v_ULTIMATE.start_gcd_test_~a#1_33|) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_32| Int)) (let ((.cse92 (mod |v_ULTIMATE.start_gcd_test_~a#1_32| .cse2))) (let ((.cse95 (mod .cse92 256))) (let ((.cse93 (mod |v_ULTIMATE.start_gcd_test_~a#1_33| .cse95))) (let ((.cse94 (mod .cse93 256))) (and (<= 128 (mod (+ (* .cse92 255) .cse93) 256)) (<= .cse94 127) (= .cse94 |c_ULTIMATE.start_gcd_test_~a#1|) (= (mod (mod .cse95 |c_ULTIMATE.start_gcd_test_~a#1|) 256) |c_ULTIMATE.start_gcd_test_~b#1|) (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_32|) (<= (mod (+ .cse92 .cse5) 256) 127)))))))))) .cse28 .cse29))))))))) (<= |c_ULTIMATE.start_main1_~y~0#1| 127) (not (= |c_ULTIMATE.start_gcd_test_~a#1| 0))) is different from false