./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/gcd_2+newton_2_1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b 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_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/combinations/gcd_2+newton_2_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2f8505e46ba1dfd9d1ec3a293aaba2f619b40b1a80d91e8d871194a57c70c939 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:07:57,563 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:07:57,638 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 22:07:57,644 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:07:57,644 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:07:57,671 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:07:57,672 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:07:57,673 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:07:57,674 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:07:57,674 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:07:57,675 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:07:57,676 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:07:57,677 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:07:57,677 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:07:57,678 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:07:57,679 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:07:57,679 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:07:57,680 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:07:57,680 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:07:57,681 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:07:57,682 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:07:57,682 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:07:57,683 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:07:57,684 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:07:57,684 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:07:57,685 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:07:57,685 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:07:57,686 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:07:57,687 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:07:57,687 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:07:57,688 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:07:57,688 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:07:57,689 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:07:57,689 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:07:57,690 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:07:57,690 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:07:57,691 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:07:57,691 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:07:57,692 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:07:57,692 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f8505e46ba1dfd9d1ec3a293aaba2f619b40b1a80d91e8d871194a57c70c939 [2023-11-06 22:07:58,005 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:07:58,057 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:07:58,061 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:07:58,063 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:07:58,063 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:07:58,065 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/combinations/gcd_2+newton_2_1.i [2023-11-06 22:08:01,419 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:08:01,675 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:08:01,677 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/sv-benchmarks/c/combinations/gcd_2+newton_2_1.i [2023-11-06 22:08:01,687 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/data/82a73e043/6ad7feeb2d974f34ac1b59d2554e65df/FLAG74593cd3f [2023-11-06 22:08:01,716 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/data/82a73e043/6ad7feeb2d974f34ac1b59d2554e65df [2023-11-06 22:08:01,722 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:08:01,724 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:08:01,725 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:08:01,726 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:08:01,736 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:08:01,737 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:08:01" (1/1) ... [2023-11-06 22:08:01,738 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b1f2a10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:01, skipping insertion in model container [2023-11-06 22:08:01,738 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:08:01" (1/1) ... [2023-11-06 22:08:01,768 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:08:02,001 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_6a8422d2-4628-41ae-adf3-18c16a96aa28/sv-benchmarks/c/combinations/gcd_2+newton_2_1.i[1226,1239] [2023-11-06 22:08:02,056 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_6a8422d2-4628-41ae-adf3-18c16a96aa28/sv-benchmarks/c/combinations/gcd_2+newton_2_1.i[2841,2854] [2023-11-06 22:08:02,060 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:08:02,075 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:08:02,101 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_6a8422d2-4628-41ae-adf3-18c16a96aa28/sv-benchmarks/c/combinations/gcd_2+newton_2_1.i[1226,1239] [2023-11-06 22:08:02,125 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_6a8422d2-4628-41ae-adf3-18c16a96aa28/sv-benchmarks/c/combinations/gcd_2+newton_2_1.i[2841,2854] [2023-11-06 22:08:02,137 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:08:02,157 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:08:02,157 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:02 WrapperNode [2023-11-06 22:08:02,158 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:08:02,159 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:08:02,160 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:08:02,160 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:08:02,169 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:02" (1/1) ... [2023-11-06 22:08:02,193 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:02" (1/1) ... [2023-11-06 22:08:02,235 INFO L138 Inliner]: procedures = 27, calls = 24, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 88 [2023-11-06 22:08:02,235 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:08:02,237 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:08:02,238 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:08:02,238 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:08:02,249 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:02" (1/1) ... [2023-11-06 22:08:02,249 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:02" (1/1) ... [2023-11-06 22:08:02,254 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:02" (1/1) ... [2023-11-06 22:08:02,255 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:02" (1/1) ... [2023-11-06 22:08:02,270 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:02" (1/1) ... [2023-11-06 22:08:02,274 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:02" (1/1) ... [2023-11-06 22:08:02,281 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:02" (1/1) ... [2023-11-06 22:08:02,287 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:02" (1/1) ... [2023-11-06 22:08:02,289 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:08:02,292 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:08:02,293 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:08:02,294 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:08:02,295 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:02" (1/1) ... [2023-11-06 22:08:02,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:08:02,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:08:02,334 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:08:02,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:08:02,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:08:02,379 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2023-11-06 22:08:02,379 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2023-11-06 22:08:02,379 INFO L130 BoogieDeclarations]: Found specification of procedure f [2023-11-06 22:08:02,379 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2023-11-06 22:08:02,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:08:02,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:08:02,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:08:02,485 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:08:02,489 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:08:02,780 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:08:02,788 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:08:02,788 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:08:02,790 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:08:02 BoogieIcfgContainer [2023-11-06 22:08:02,791 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:08:02,794 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:08:02,794 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:08:02,798 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:08:02,799 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:08:01" (1/3) ... [2023-11-06 22:08:02,800 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e38d4cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:08:02, skipping insertion in model container [2023-11-06 22:08:02,800 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:08:02" (2/3) ... [2023-11-06 22:08:02,800 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e38d4cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:08:02, skipping insertion in model container [2023-11-06 22:08:02,801 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:08:02" (3/3) ... [2023-11-06 22:08:02,802 INFO L112 eAbstractionObserver]: Analyzing ICFG gcd_2+newton_2_1.i [2023-11-06 22:08:02,827 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:08:02,827 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-11-06 22:08:02,885 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:08:02,892 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=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@2119e8f, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:08:02,893 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-11-06 22:08:02,898 INFO L276 IsEmpty]: Start isEmpty. Operand has 37 states, 28 states have (on average 1.3928571428571428) internal successors, (39), 30 states have internal predecessors, (39), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-11-06 22:08:02,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-06 22:08:02,909 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:08:02,909 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:08:02,910 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:08:02,917 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:08:02,917 INFO L85 PathProgramCache]: Analyzing trace with hash -1709385323, now seen corresponding path program 1 times [2023-11-06 22:08:02,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:08:02,945 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [308735042] [2023-11-06 22:08:02,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:08:02,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:08:03,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:08:03,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:08:03,411 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:08:03,412 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [308735042] [2023-11-06 22:08:03,413 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [308735042] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:08:03,413 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:08:03,413 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:08:03,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1783163544] [2023-11-06 22:08:03,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:08:03,423 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:08:03,423 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:08:03,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:08:03,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:08:03,482 INFO L87 Difference]: Start difference. First operand has 37 states, 28 states have (on average 1.3928571428571428) internal successors, (39), 30 states have internal predecessors, (39), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:08:03,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:08:03,606 INFO L93 Difference]: Finished difference Result 77 states and 98 transitions. [2023-11-06 22:08:03,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:08:03,610 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2023-11-06 22:08:03,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:08:03,618 INFO L225 Difference]: With dead ends: 77 [2023-11-06 22:08:03,619 INFO L226 Difference]: Without dead ends: 32 [2023-11-06 22:08:03,623 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:08:03,629 INFO L413 NwaCegarLoop]: 38 mSDtfsCounter, 10 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 105 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:08:03,632 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 105 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:08:03,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2023-11-06 22:08:03,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 29. [2023-11-06 22:08:03,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-11-06 22:08:03,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 32 transitions. [2023-11-06 22:08:03,684 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 32 transitions. Word has length 11 [2023-11-06 22:08:03,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:08:03,685 INFO L495 AbstractCegarLoop]: Abstraction has 29 states and 32 transitions. [2023-11-06 22:08:03,686 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:08:03,686 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2023-11-06 22:08:03,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-06 22:08:03,688 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:08:03,688 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:08:03,688 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 22:08:03,689 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:08:03,690 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:08:03,690 INFO L85 PathProgramCache]: Analyzing trace with hash 65622039, now seen corresponding path program 1 times [2023-11-06 22:08:03,690 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:08:03,691 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [888062745] [2023-11-06 22:08:03,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:08:03,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:08:03,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:08:03,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:08:03,802 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:08:03,803 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [888062745] [2023-11-06 22:08:03,803 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [888062745] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:08:03,803 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:08:03,803 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:08:03,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2031383682] [2023-11-06 22:08:03,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:08:03,805 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:08:03,806 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:08:03,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:08:03,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:08:03,807 INFO L87 Difference]: Start difference. First operand 29 states and 32 transitions. Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:08:03,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:08:03,840 INFO L93 Difference]: Finished difference Result 36 states and 39 transitions. [2023-11-06 22:08:03,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:08:03,841 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2023-11-06 22:08:03,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:08:03,842 INFO L225 Difference]: With dead ends: 36 [2023-11-06 22:08:03,842 INFO L226 Difference]: Without dead ends: 30 [2023-11-06 22:08:03,843 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:08:03,844 INFO L413 NwaCegarLoop]: 29 mSDtfsCounter, 3 mSDsluCounter, 52 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 81 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:08:03,845 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 81 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:08:03,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2023-11-06 22:08:03,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2023-11-06 22:08:03,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-11-06 22:08:03,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 33 transitions. [2023-11-06 22:08:03,853 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 33 transitions. Word has length 11 [2023-11-06 22:08:03,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:08:03,854 INFO L495 AbstractCegarLoop]: Abstraction has 30 states and 33 transitions. [2023-11-06 22:08:03,854 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:08:03,854 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 33 transitions. [2023-11-06 22:08:03,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-06 22:08:03,855 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:08:03,855 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:08:03,856 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 22:08:03,856 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:08:03,857 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:08:03,857 INFO L85 PathProgramCache]: Analyzing trace with hash -659390950, now seen corresponding path program 1 times [2023-11-06 22:08:03,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:08:03,857 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1724702513] [2023-11-06 22:08:03,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:08:03,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:08:03,884 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:08:03,885 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [276251987] [2023-11-06 22:08:03,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:08:03,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:08:03,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:08:03,890 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:08:03,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 22:08:03,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:08:04,010 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-06 22:08:04,017 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:08:04,126 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:08:04,126 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:08:04,221 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:08:04,221 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:08:04,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1724702513] [2023-11-06 22:08:04,222 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:08:04,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [276251987] [2023-11-06 22:08:04,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [276251987] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:08:04,223 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:08:04,223 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2023-11-06 22:08:04,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156370499] [2023-11-06 22:08:04,224 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:08:04,225 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 22:08:04,225 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:08:04,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 22:08:04,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:08:04,227 INFO L87 Difference]: Start difference. First operand 30 states and 33 transitions. Second operand has 8 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:08:04,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:08:04,338 INFO L93 Difference]: Finished difference Result 37 states and 40 transitions. [2023-11-06 22:08:04,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 22:08:04,339 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2023-11-06 22:08:04,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:08:04,340 INFO L225 Difference]: With dead ends: 37 [2023-11-06 22:08:04,341 INFO L226 Difference]: Without dead ends: 31 [2023-11-06 22:08:04,341 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 12 SyntacticMatches, 4 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2023-11-06 22:08:04,343 INFO L413 NwaCegarLoop]: 27 mSDtfsCounter, 5 mSDsluCounter, 125 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 152 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:08:04,344 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 152 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:08:04,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2023-11-06 22:08:04,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2023-11-06 22:08:04,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-11-06 22:08:04,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 34 transitions. [2023-11-06 22:08:04,351 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 34 transitions. Word has length 12 [2023-11-06 22:08:04,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:08:04,356 INFO L495 AbstractCegarLoop]: Abstraction has 31 states and 34 transitions. [2023-11-06 22:08:04,357 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:08:04,357 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 34 transitions. [2023-11-06 22:08:04,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-06 22:08:04,359 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:08:04,359 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:08:04,372 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-06 22:08:04,565 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:08:04,565 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:08:04,566 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:08:04,566 INFO L85 PathProgramCache]: Analyzing trace with hash -1659957129, now seen corresponding path program 2 times [2023-11-06 22:08:04,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:08:04,567 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980718851] [2023-11-06 22:08:04,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:08:04,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:08:04,590 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:08:04,591 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [426961310] [2023-11-06 22:08:04,591 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-06 22:08:04,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:08:04,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:08:04,599 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:08:04,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-06 22:08:04,704 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-06 22:08:04,704 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-06 22:08:04,706 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-06 22:08:04,708 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:08:43,442 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:08:43,443 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:09:22,206 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:09:22,206 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:09:22,207 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1980718851] [2023-11-06 22:09:22,207 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:09:22,207 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [426961310] [2023-11-06 22:09:22,207 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [426961310] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:09:22,207 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:09:22,208 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2023-11-06 22:09:22,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [227731052] [2023-11-06 22:09:22,208 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:09:22,209 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-11-06 22:09:22,209 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:09:22,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-11-06 22:09:22,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=183, Unknown=14, NotChecked=0, Total=240 [2023-11-06 22:09:22,211 INFO L87 Difference]: Start difference. First operand 31 states and 34 transitions. Second operand has 16 states, 16 states have (on average 1.4375) internal successors, (23), 16 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:09:24,240 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] [2023-11-06 22:09:27,058 WARN L861 $PredicateComparison]: unable to prove that (let ((.cse0 (+ |c_ULTIMATE.start_main1_~y~0#1| 1)) (.cse1 (< 126 |c_ULTIMATE.start_main1_~y~0#1|))) (and (or (< |c_ULTIMATE.start_gcd_test_~a#1| .cse0) .cse1) (or (let ((.cse6 (* |c_ULTIMATE.start_gcd_test_~b#1| 255))) (let ((.cse72 (mod |c_ULTIMATE.start_gcd_test_~b#1| 256)) (.cse73 (mod .cse6 256))) (let ((.cse58 (< .cse73 128)) (.cse4 (+ 257 |c_ULTIMATE.start_main1_~y~0#1|)) (.cse59 (< .cse72 128)) (.cse56 (< 0 .cse0)) (.cse67 (< 127 .cse73)) (.cse64 (< 127 .cse72)) (.cse57 (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (not (= (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|) 0))))) (let ((.cse9 (or .cse56 .cse67 .cse64 .cse57)) (.cse10 (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse71 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse70 (mod .cse71 256))) (or (< .cse70 .cse0) (< 127 (mod (+ .cse71 .cse6) 256)) (< |ULTIMATE.start_gcd_test_~a#1| 0) (< 127 .cse70) (< 127 (mod (+ .cse71 |c_ULTIMATE.start_gcd_test_~b#1|) 256))))))) (.cse19 (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse69 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse68 (mod .cse69 256))) (or (< .cse68 .cse0) (< (mod (+ .cse69 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 128) (< 127 (mod (+ .cse69 .cse6) 256)) (< |ULTIMATE.start_gcd_test_~a#1| 0) (< 127 .cse68)))))) (.cse22 (or .cse56 .cse67 .cse57 .cse59)) (.cse2 (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse66 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse65 (mod .cse66 256))) (or (< .cse65 .cse4) (< .cse65 128) (< |ULTIMATE.start_gcd_test_~a#1| 0) (< 127 (mod (+ .cse66 |c_ULTIMATE.start_gcd_test_~b#1|) 256)) (< (mod (+ .cse66 .cse6) 256) 128)))))) (.cse36 (or .cse56 .cse64 .cse57 .cse58)) (.cse37 (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse63 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse62 (mod .cse63 256))) (or (< .cse62 .cse0) (< |ULTIMATE.start_gcd_test_~a#1| 0) (< 127 .cse62) (< 127 (mod (+ .cse63 |c_ULTIMATE.start_gcd_test_~b#1|) 256)) (< (mod (+ .cse63 .cse6) 256) 128)))))) (.cse27 (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse61 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse60 (mod .cse61 256))) (or (< .cse60 .cse4) (< .cse60 128) (< (mod (+ .cse61 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 128) (< 127 (mod (+ .cse61 .cse6) 256)) (< |ULTIMATE.start_gcd_test_~a#1| 0)))))) (.cse13 (or .cse56 .cse57 .cse58 .cse59)) (.cse14 (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse55 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse54 (mod .cse55 256))) (or (< .cse54 .cse0) (< (mod (+ .cse55 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 128) (< |ULTIMATE.start_gcd_test_~a#1| 0) (< 127 .cse54) (< (mod (+ .cse55 .cse6) 256) 128)))))) (.cse7 (< |c_ULTIMATE.start_gcd_test_~b#1| 0)) (.cse33 (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse53 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse52 (mod .cse53 256))) (or (< .cse52 .cse4) (< .cse52 128) (< 127 (mod (+ .cse53 .cse6) 256)) (< |ULTIMATE.start_gcd_test_~a#1| 0) (< 127 (mod (+ .cse53 |c_ULTIMATE.start_gcd_test_~b#1|) 256))))))) (.cse8 (< 0 (+ |c_ULTIMATE.start_gcd_test_~b#1| 1))) (.cse30 (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse51 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse50 (mod .cse51 256))) (or (< .cse50 .cse4) (< .cse50 128) (< (mod (+ .cse51 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 128) (< |ULTIMATE.start_gcd_test_~a#1| 0) (< (mod (+ .cse51 .cse6) 256) 128))))))) (and (or (and .cse2 (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse5 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse3 (mod (+ .cse5 .cse6) 256))) (or (< .cse3 .cse4) (< (mod .cse5 256) 128) (< 127 (mod (+ .cse5 |c_ULTIMATE.start_gcd_test_~b#1|) 256)) (< .cse3 128) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1))))))) .cse7) (or .cse8 (and .cse9 .cse10 (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse12 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse11 (mod (+ .cse12 |c_ULTIMATE.start_gcd_test_~b#1|) 256))) (or (< .cse11 .cse0) (< 127 (mod (+ .cse12 .cse6) 256)) (< 127 (mod .cse12 256)) (< 127 .cse11) (= .cse12 0) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1)))))))) (or .cse8 (and .cse13 .cse14 (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse16 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse15 (mod (+ .cse16 |c_ULTIMATE.start_gcd_test_~b#1|) 256))) (or (< .cse15 128) (< .cse15 .cse4) (< 127 (mod .cse16 256)) (< (mod (+ .cse16 .cse6) 256) 128) (= .cse16 0) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1)))))))) (or .cse7 (and .cse9 .cse10 (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse18 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse17 (mod (+ .cse18 .cse6) 256))) (or (< 127 .cse17) (< .cse17 .cse0) (< 127 (mod .cse18 256)) (< 127 (mod (+ .cse18 |c_ULTIMATE.start_gcd_test_~b#1|) 256)) (= .cse18 0) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1)))))))) (or (and .cse19 (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse20 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse21 (mod (+ .cse20 .cse6) 256))) (or (< (mod (+ .cse20 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 128) (< 127 .cse21) (< .cse21 .cse0) (< 127 (mod .cse20 256)) (= .cse20 0) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1)))))) .cse22) .cse7) (or .cse8 (and .cse19 (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse24 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse23 (mod (+ .cse24 |c_ULTIMATE.start_gcd_test_~b#1|) 256))) (or (< .cse23 128) (< .cse23 .cse4) (< 127 (mod (+ .cse24 .cse6) 256)) (< 127 (mod .cse24 256)) (= .cse24 0) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1)))))) .cse22)) (or .cse8 (and (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse25 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse26 (mod (+ .cse25 |c_ULTIMATE.start_gcd_test_~b#1|) 256))) (or (< (mod .cse25 256) 128) (< .cse26 128) (< .cse26 .cse4) (< 127 (mod (+ .cse25 .cse6) 256)) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1)))))) .cse27)) (or .cse7 (and (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse29 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse28 (mod (+ .cse29 .cse6) 256))) (or (< .cse28 .cse4) (< (mod .cse29 256) 128) (< (mod (+ .cse29 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 128) (< .cse28 128) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1)))))) .cse30)) (or .cse8 (and .cse2 (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse31 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse32 (mod (+ .cse31 |c_ULTIMATE.start_gcd_test_~b#1|) 256))) (or (< (mod .cse31 256) 128) (< .cse32 .cse0) (< 127 .cse32) (< (mod (+ .cse31 .cse6) 256) 128) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1)))))))) (or .cse8 (and .cse33 (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse34 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse35 (mod (+ .cse34 |c_ULTIMATE.start_gcd_test_~b#1|) 256))) (or (< (mod .cse34 256) 128) (< .cse35 .cse0) (< 127 (mod (+ .cse34 .cse6) 256)) (< 127 .cse35) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1)))))))) (or .cse8 (and .cse36 .cse37 (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse39 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse38 (mod (+ .cse39 |c_ULTIMATE.start_gcd_test_~b#1|) 256))) (or (< .cse38 .cse0) (< 127 (mod .cse39 256)) (< 127 .cse38) (< (mod (+ .cse39 .cse6) 256) 128) (= .cse39 0) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1)))))))) (or .cse7 (and (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse41 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse40 (mod (+ .cse41 .cse6) 256))) (or (< .cse40 .cse4) (< 127 (mod .cse41 256)) (< 127 (mod (+ .cse41 |c_ULTIMATE.start_gcd_test_~b#1|) 256)) (< .cse40 128) (= .cse41 0) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1)))))) .cse36 .cse37)) (or (and (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse42 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse43 (mod (+ .cse42 .cse6) 256))) (or (< (mod .cse42 256) 128) (< (mod (+ .cse42 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 128) (< 127 .cse43) (< .cse43 .cse0) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1)))))) .cse27) .cse7) (or .cse7 (and (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse45 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse44 (mod (+ .cse45 .cse6) 256))) (or (< .cse44 .cse4) (< (mod (+ .cse45 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 128) (< 127 (mod .cse45 256)) (< .cse44 128) (= .cse45 0) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1)))))) .cse13 .cse14)) (or .cse7 (and .cse33 (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse46 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse47 (mod (+ .cse46 .cse6) 256))) (or (< (mod .cse46 256) 128) (< 127 .cse47) (< .cse47 .cse0) (< 127 (mod (+ .cse46 |c_ULTIMATE.start_gcd_test_~b#1|) 256)) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1)))))))) (or .cse8 (and .cse30 (forall ((|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse48 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse49 (mod (+ .cse48 |c_ULTIMATE.start_gcd_test_~b#1|) 256))) (or (< (mod .cse48 256) 128) (< .cse49 128) (< .cse49 .cse4) (< (mod (+ .cse48 .cse6) 256) 128) (< 0 (+ |ULTIMATE.start_gcd_test_~a#1| 1))))))))))))) .cse1 (= |c_ULTIMATE.start_gcd_test_~b#1| 0)) (let ((.cse87 (<= |c_ULTIMATE.start_gcd_test_~b#1| 0)) (.cse76 (+ |c_ULTIMATE.start_gcd_test_~b#1| 256))) (or (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int)) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse74 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse75 (mod (+ .cse74 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256))) (and (<= 128 (mod (+ .cse74 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256)) (<= 128 .cse75) (<= 128 (mod .cse74 256)) (<= .cse76 .cse75) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_14| 1) 0))))) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (not (= |v_ULTIMATE.start_gcd_test_~b#1_13| 0)))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int)) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse77 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse78 (mod (+ .cse77 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256))) (and (not (= .cse77 0)) (<= 128 (mod (+ .cse77 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256)) (<= (mod .cse77 256) 127) (<= 128 .cse78) (<= .cse76 .cse78) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_14| 1) 0))))) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (not (= |v_ULTIMATE.start_gcd_test_~b#1_13| 0)))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int)) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse80 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse79 (mod (+ .cse80 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256))) (and (<= |c_ULTIMATE.start_gcd_test_~b#1| .cse79) (not (= .cse80 0)) (<= (mod (+ .cse80 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256) 127) (<= (mod .cse80 256) 127) (<= .cse79 127) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_14| 1) 0))))) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (not (= |v_ULTIMATE.start_gcd_test_~b#1_13| 0)))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int)) (and (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse81 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse82 (mod (+ .cse81 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256))) (and (<= (mod (+ .cse81 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256) 127) (<= 128 .cse82) (<= 128 (mod .cse81 256)) (<= .cse76 .cse82) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_14| 1) 0))))) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (not (= |v_ULTIMATE.start_gcd_test_~b#1_13| 0)))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int)) (and (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse84 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse83 (mod (+ .cse84 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256))) (and (<= |c_ULTIMATE.start_gcd_test_~b#1| .cse83) (not (= .cse84 0)) (<= 128 (mod (+ .cse84 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256)) (<= (mod .cse84 256) 127) (<= .cse83 127) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_14| 1) 0))))) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (not (= |v_ULTIMATE.start_gcd_test_~b#1_13| 0)))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int)) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse85 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse86 (mod .cse85 256))) (and (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_14|) (<= 128 (mod (+ .cse85 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256)) (<= .cse76 .cse86) (<= 128 (mod (+ .cse85 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256)) (<= 128 .cse86))))) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (not (= |v_ULTIMATE.start_gcd_test_~b#1_13| 0)))) (and .cse87 (exists ((v_y_4 Int) (v_y_6 Int) (v_z_6 Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse90 (* 256 v_y_6)) (.cse91 (* 255 v_z_6))) (let ((.cse89 (+ (* 256 v_y_4) .cse90 .cse91)) (.cse88 (+ .cse90 .cse91))) (and (<= .cse88 127) (<= v_z_6 127) (<= .cse89 |c_ULTIMATE.start_main1_~y~0#1|) (<= 0 v_z_6) (not (= .cse89 0)) (<= 0 .cse89) (= (mod |v_ULTIMATE.start_gcd_test_~a#1_14| .cse89) 0) (<= 0 .cse88)))))) (and (exists ((v_z_3 Int) (v_y_3 Int) (v_y_2 Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse94 (* 255 v_z_3)) (.cse95 (* 256 v_y_3))) (let ((.cse92 (+ .cse94 (* 256 v_y_2) .cse95)) (.cse93 (+ .cse94 .cse95))) (and (= (mod |v_ULTIMATE.start_gcd_test_~a#1_14| .cse92) 0) (<= 128 v_z_3) (<= v_z_3 255) (<= 0 .cse92) (<= .cse93 255) (<= .cse92 |c_ULTIMATE.start_main1_~y~0#1|) (<= 128 .cse93))))) .cse87) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int)) (and (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse97 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse96 (mod .cse97 256))) (and (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_14|) (<= |c_ULTIMATE.start_gcd_test_~b#1| .cse96) (<= (mod (+ .cse97 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256) 127) (<= .cse96 127) (<= 128 (mod (+ .cse97 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256)))))) (not (= |v_ULTIMATE.start_gcd_test_~b#1_13| 0)))) (and (exists ((v_y_7 Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int) (v_z_9 Int) (v_y_9 Int)) (let ((.cse100 (* 256 v_y_9)) (.cse101 (* 255 v_z_9))) (let ((.cse98 (+ .cse100 .cse101)) (.cse99 (+ .cse100 .cse101 (* 256 v_y_7)))) (and (<= 128 .cse98) (<= .cse99 |c_ULTIMATE.start_main1_~y~0#1|) (= (mod |v_ULTIMATE.start_gcd_test_~a#1_14| .cse99) 0) (<= .cse98 255) (<= 0 v_z_9) (<= 0 .cse99) (<= v_z_9 127))))) .cse87) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int)) (and (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse103 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse102 (mod (+ .cse103 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256))) (and (<= |c_ULTIMATE.start_gcd_test_~b#1| .cse102) (<= (mod (+ .cse103 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256) 127) (<= .cse102 127) (<= 128 (mod .cse103 256)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_14| 1) 0))))) (not (= |v_ULTIMATE.start_gcd_test_~b#1_13| 0)))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int)) (and (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse105 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse104 (mod .cse105 256))) (and (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_14|) (<= |c_ULTIMATE.start_gcd_test_~b#1| .cse104) (<= (mod (+ .cse105 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256) 127) (<= .cse104 127) (<= (mod (+ .cse105 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256) 127))))) (not (= |v_ULTIMATE.start_gcd_test_~b#1_13| 0)))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int)) (and (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse107 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse106 (mod .cse107 256))) (and (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_14|) (<= |c_ULTIMATE.start_gcd_test_~b#1| .cse106) (<= 128 (mod (+ .cse107 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256)) (<= .cse106 127) (<= (mod (+ .cse107 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256) 127))))) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (not (= |v_ULTIMATE.start_gcd_test_~b#1_13| 0)))) (and .cse87 (exists ((v_y_12 Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int) (v_z_12 Int) (v_y_11 Int)) (let ((.cse110 (* v_y_12 256)) (.cse111 (* v_z_12 255))) (let ((.cse108 (+ .cse110 .cse111)) (.cse109 (+ .cse110 .cse111 (* v_y_11 256)))) (and (<= .cse108 127) (= (mod |v_ULTIMATE.start_gcd_test_~a#1_14| .cse109) 0) (<= 0 .cse108) (<= .cse109 |c_ULTIMATE.start_main1_~y~0#1|) (<= 128 v_z_12) (<= 0 .cse109) (<= v_z_12 255)))))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int)) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse113 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse112 (mod .cse113 256))) (and (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_14|) (<= |c_ULTIMATE.start_gcd_test_~b#1| .cse112) (<= 128 (mod (+ .cse113 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256)) (<= .cse112 127) (<= 128 (mod (+ .cse113 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256)))))) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (not (= |v_ULTIMATE.start_gcd_test_~b#1_13| 0)))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int)) (and (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse114 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse115 (mod .cse114 256))) (and (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_14|) (<= (mod (+ .cse114 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256) 127) (<= .cse76 .cse115) (<= 128 (mod (+ .cse114 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256)) (<= 128 .cse115))))) (not (= |v_ULTIMATE.start_gcd_test_~b#1_13| 0)))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int)) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse116 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse117 (mod (+ .cse116 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256))) (and (not (= .cse116 0)) (<= (mod (+ .cse116 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256) 127) (<= (mod .cse116 256) 127) (<= 128 .cse117) (<= .cse76 .cse117) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_14| 1) 0))))) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (not (= |v_ULTIMATE.start_gcd_test_~b#1_13| 0)))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int)) (and (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (exists ((|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse119 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse118 (mod (+ .cse119 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256))) (and (<= |c_ULTIMATE.start_gcd_test_~b#1| .cse118) (<= 128 (mod (+ .cse119 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256)) (<= .cse118 127) (<= 128 (mod .cse119 256)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_14| 1) 0))))) (not (= |v_ULTIMATE.start_gcd_test_~b#1_13| 0)))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int)) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse120 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse121 (mod .cse120 256))) (and (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_14|) (<= (mod (+ .cse120 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256) 127) (<= .cse76 .cse121) (<= (mod (+ .cse120 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256) 127) (<= 128 .cse121))))) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (not (= |v_ULTIMATE.start_gcd_test_~b#1_13| 0)))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int)) (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse122 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse123 (mod .cse122 256))) (and (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_14|) (<= 128 (mod (+ .cse122 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256)) (<= .cse76 .cse123) (<= (mod (+ .cse122 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256) 127) (<= 128 .cse123))))) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (not (= |v_ULTIMATE.start_gcd_test_~b#1_13| 0)))))))) is different from true [2023-11-06 22:09:39,415 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 [0] [2023-11-06 22:09:41,553 WARN L839 $PredicateComparison]: unable to prove that (and (<= |c_ULTIMATE.start_gcd_test_~b#1| |c_ULTIMATE.start_main1_~y~0#1|) (<= 0 |c_ULTIMATE.start_gcd_test_~b#1|) (let ((.cse2 (<= |c_ULTIMATE.start_gcd_test_~a#1| 0)) (.cse7 (+ |c_ULTIMATE.start_gcd_test_~a#1| 256))) (or (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse0 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse1 (mod .cse0 256))) (and (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_14|) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= (mod (+ .cse0 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256) 127) (<= |c_ULTIMATE.start_gcd_test_~a#1| .cse1) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= .cse1 127) (<= 128 (mod (+ .cse0 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256)))))) (and .cse2 (exists ((v_y_4 Int) (v_y_6 Int) (v_z_6 Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse5 (* 256 v_y_6)) (.cse6 (* 255 v_z_6))) (let ((.cse4 (+ (* 256 v_y_4) .cse5 .cse6)) (.cse3 (+ .cse5 .cse6))) (and (<= .cse3 127) (<= v_z_6 127) (<= .cse4 |c_ULTIMATE.start_main1_~y~0#1|) (<= 0 v_z_6) (not (= .cse4 0)) (<= 0 .cse4) (= (mod |v_ULTIMATE.start_gcd_test_~a#1_14| .cse4) 0) (<= 0 .cse3)))))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse9 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse8 (mod .cse9 256))) (and (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_14|) (<= .cse7 .cse8) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= 128 (mod (+ .cse9 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256)) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= 128 (mod (+ .cse9 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256)) (not (= |v_ULTIMATE.start_gcd_test_~b#1_13| 0)) (<= 128 .cse8))))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse10 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse11 (mod (+ .cse10 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256))) (and (not (= .cse10 0)) (<= |c_ULTIMATE.start_gcd_test_~a#1| .cse11) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= 128 (mod (+ .cse10 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256)) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= (mod .cse10 256) 127) (<= .cse11 127) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_14| 1) 0))))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse13 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse12 (mod (+ .cse13 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256))) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| .cse12) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= (mod (+ .cse13 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256) 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= .cse12 127) (<= 128 (mod .cse13 256)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_14| 1) 0))))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse15 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse14 (mod .cse15 256))) (and (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_14|) (<= .cse7 .cse14) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= 128 (mod (+ .cse15 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256)) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= (mod (+ .cse15 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256) 127) (<= 128 .cse14))))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse16 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse17 (mod .cse16 256))) (and (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_14|) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= 128 (mod (+ .cse16 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256)) (<= |c_ULTIMATE.start_gcd_test_~a#1| .cse17) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= .cse17 127) (<= 128 (mod (+ .cse16 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256)))))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse19 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse18 (mod .cse19 256))) (and (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_14|) (<= .cse7 .cse18) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= (mod (+ .cse19 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256) 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= (mod (+ .cse19 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256) 127) (<= 128 .cse18))))) (and .cse2 (exists ((v_z_3 Int) (v_y_3 Int) (v_y_2 Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse22 (* 255 v_z_3)) (.cse23 (* 256 v_y_3))) (let ((.cse20 (+ .cse22 (* 256 v_y_2) .cse23)) (.cse21 (+ .cse22 .cse23))) (and (= (mod |v_ULTIMATE.start_gcd_test_~a#1_14| .cse20) 0) (<= 128 v_z_3) (<= v_z_3 255) (<= 0 .cse20) (<= .cse21 255) (<= .cse20 |c_ULTIMATE.start_main1_~y~0#1|) (<= 128 .cse21)))))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse25 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse24 (mod (+ .cse25 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256))) (and (<= .cse7 .cse24) (not (= .cse25 0)) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= 128 (mod (+ .cse25 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256)) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= (mod .cse25 256) 127) (<= 128 .cse24) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_14| 1) 0))))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse26 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse27 (mod .cse26 256))) (and (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_14|) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= 128 (mod (+ .cse26 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256)) (<= |c_ULTIMATE.start_gcd_test_~a#1| .cse27) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= .cse27 127) (<= (mod (+ .cse26 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256) 127))))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse29 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse28 (mod .cse29 256))) (and (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_14|) (<= .cse7 .cse28) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= (mod (+ .cse29 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256) 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= 128 (mod (+ .cse29 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256)) (<= 128 .cse28))))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse30 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse31 (mod .cse30 256))) (and (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_14|) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= (mod (+ .cse30 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256) 127) (<= |c_ULTIMATE.start_gcd_test_~a#1| .cse31) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= .cse31 127) (<= (mod (+ .cse30 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256) 127) (not (= |v_ULTIMATE.start_gcd_test_~b#1_13| 0)))))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse32 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse33 (mod (+ .cse32 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256))) (and (not (= .cse32 0)) (<= |c_ULTIMATE.start_gcd_test_~a#1| .cse33) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= (mod (+ .cse32 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256) 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= (mod .cse32 256) 127) (<= .cse33 127) (not (= |v_ULTIMATE.start_gcd_test_~b#1_13| 0)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_14| 1) 0))))) (and .cse2 (exists ((v_y_12 Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int) (v_z_12 Int) (v_y_11 Int)) (let ((.cse36 (* v_y_12 256)) (.cse37 (* v_z_12 255))) (let ((.cse34 (+ .cse36 .cse37)) (.cse35 (+ .cse36 .cse37 (* v_y_11 256)))) (and (<= .cse34 127) (= (mod |v_ULTIMATE.start_gcd_test_~a#1_14| .cse35) 0) (<= 0 .cse34) (<= .cse35 |c_ULTIMATE.start_main1_~y~0#1|) (<= 128 v_z_12) (<= 0 .cse35) (<= v_z_12 255)))))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse39 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse38 (mod (+ .cse39 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256))) (and (<= .cse7 .cse38) (not (= .cse39 0)) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= (mod (+ .cse39 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256) 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= (mod .cse39 256) 127) (<= 128 .cse38) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_14| 1) 0))))) (and (exists ((v_y_7 Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int) (v_z_9 Int) (v_y_9 Int)) (let ((.cse42 (* 256 v_y_9)) (.cse43 (* 255 v_z_9))) (let ((.cse40 (+ .cse42 .cse43)) (.cse41 (+ .cse42 .cse43 (* 256 v_y_7)))) (and (<= 128 .cse40) (<= .cse41 |c_ULTIMATE.start_main1_~y~0#1|) (= (mod |v_ULTIMATE.start_gcd_test_~a#1_14| .cse41) 0) (<= .cse40 255) (<= 0 v_z_9) (<= 0 .cse41) (<= v_z_9 127))))) .cse2) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse45 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse44 (mod (+ .cse45 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256))) (and (<= .cse7 .cse44) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= 128 (mod (+ .cse45 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256)) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= 128 .cse44) (not (= |v_ULTIMATE.start_gcd_test_~b#1_13| 0)) (<= 128 (mod .cse45 256)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_14| 1) 0))))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse47 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse46 (mod (+ .cse47 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256))) (and (<= .cse7 .cse46) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= (mod (+ .cse47 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256) 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= 128 .cse46) (<= 128 (mod .cse47 256)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_14| 1) 0))))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse49 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse48 (mod (+ .cse49 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256))) (and (<= |c_ULTIMATE.start_gcd_test_~a#1| .cse48) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= 128 (mod (+ .cse49 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256)) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= .cse48 127) (<= 128 (mod .cse49 256)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_14| 1) 0)))))))) is different from false [2023-11-06 22:09:43,656 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 [0] [2023-11-06 22:09:46,045 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:09:47,926 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0, 1] [2023-11-06 22:09:55,680 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:10:47,731 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-11-06 22:10:50,590 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 [0, 1] [2023-11-06 22:10:52,624 WARN L839 $PredicateComparison]: unable to prove that (let ((.cse10 (exists ((v_y_12 Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int) (v_z_12 Int) (v_y_11 Int)) (let ((.cse87 (* v_y_12 256)) (.cse88 (* v_z_12 255))) (let ((.cse85 (+ .cse87 .cse88)) (.cse86 (+ .cse87 .cse88 (* v_y_11 256)))) (and (<= .cse85 127) (= (mod |v_ULTIMATE.start_gcd_test_~a#1_14| .cse86) 0) (<= 0 .cse85) (<= .cse86 |c_ULTIMATE.start_main1_~y~0#1|) (<= 128 v_z_12) (<= 0 .cse86) (<= v_z_12 255)))))) (.cse32 (exists ((v_z_3 Int) (v_y_3 Int) (v_y_2 Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse83 (* 255 v_z_3)) (.cse84 (* 256 v_y_3))) (let ((.cse81 (+ .cse83 (* 256 v_y_2) .cse84)) (.cse82 (+ .cse83 .cse84))) (and (= (mod |v_ULTIMATE.start_gcd_test_~a#1_14| .cse81) 0) (<= 128 v_z_3) (<= v_z_3 255) (<= 0 .cse81) (<= .cse82 255) (<= .cse81 |c_ULTIMATE.start_main1_~y~0#1|) (<= 128 .cse82)))))) (.cse8 (exists ((v_y_7 Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int) (v_z_9 Int) (v_y_9 Int)) (let ((.cse79 (* 256 v_y_9)) (.cse80 (* 255 v_z_9))) (let ((.cse77 (+ .cse79 .cse80)) (.cse78 (+ .cse79 .cse80 (* 256 v_y_7)))) (and (<= 128 .cse77) (<= .cse78 |c_ULTIMATE.start_main1_~y~0#1|) (= (mod |v_ULTIMATE.start_gcd_test_~a#1_14| .cse78) 0) (<= .cse77 255) (<= 0 v_z_9) (<= 0 .cse78) (<= v_z_9 127)))))) (.cse29 (exists ((v_y_4 Int) (v_y_6 Int) (v_z_6 Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse75 (* 256 v_y_6)) (.cse76 (* 255 v_z_6))) (let ((.cse74 (+ (* 256 v_y_4) .cse75 .cse76)) (.cse73 (+ .cse75 .cse76))) (and (<= .cse73 127) (<= v_z_6 127) (<= .cse74 |c_ULTIMATE.start_main1_~y~0#1|) (<= 0 v_z_6) (not (= .cse74 0)) (<= 0 .cse74) (= (mod |v_ULTIMATE.start_gcd_test_~a#1_14| .cse74) 0) (<= 0 .cse73))))))) (and (= |c_ULTIMATE.start___VERIFIER_assert_~cond#1| 1) (let ((.cse9 (<= |c_ULTIMATE.start_main1_~g~0#1| 0)) (.cse4 (+ 256 |c_ULTIMATE.start_main1_~g~0#1|)) (.cse0 (<= |c_ULTIMATE.start_main1_~g~0#1| 127))) (or (and .cse0 (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse1 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse2 (mod .cse1 256))) (and (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_14|) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= 128 (mod (+ .cse1 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256)) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= .cse2 127) (<= (mod (+ .cse1 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256) 127) (<= |c_ULTIMATE.start_main1_~g~0#1| .cse2)))))) (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse3 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse5 (mod .cse3 256))) (and (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_14|) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= 128 (mod (+ .cse3 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256)) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= .cse4 .cse5) (<= (mod (+ .cse3 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256) 127) (<= 128 .cse5))))) .cse0) (and .cse0 (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse6 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse7 (mod .cse6 256))) (and (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_14|) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= 128 (mod (+ .cse6 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256)) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= .cse7 127) (<= |c_ULTIMATE.start_main1_~g~0#1| .cse7) (<= 128 (mod (+ .cse6 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256))))))) (and .cse8 .cse9) (and .cse10 .cse9) (and .cse0 (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse11 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse12 (mod (+ .cse11 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256))) (and (not (= .cse11 0)) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= 128 (mod (+ .cse11 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256)) (<= .cse4 .cse12) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= (mod .cse11 256) 127) (<= 128 .cse12) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_14| 1) 0)))))) (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse13 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse14 (mod (+ .cse13 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256))) (and (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= (mod (+ .cse13 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256) 127) (<= .cse4 .cse14) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= 128 .cse14) (<= 128 (mod .cse13 256)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_14| 1) 0))))) .cse0) (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse16 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse15 (mod (+ .cse16 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256))) (and (<= |c_ULTIMATE.start_main1_~g~0#1| .cse15) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= (mod (+ .cse16 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256) 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= .cse15 127) (<= 128 (mod .cse16 256)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_14| 1) 0))))) .cse0) (and .cse0 (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse17 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse18 (mod (+ .cse17 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256))) (and (not (= .cse17 0)) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= (mod (+ .cse17 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256) 127) (<= .cse4 .cse18) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= (mod .cse17 256) 127) (<= 128 .cse18) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_14| 1) 0)))))) (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse19 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse20 (mod (+ .cse19 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256))) (and (not (= .cse19 0)) (<= |c_ULTIMATE.start_main1_~g~0#1| .cse20) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= 128 (mod (+ .cse19 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256)) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= (mod .cse19 256) 127) (<= .cse20 127) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_14| 1) 0))))) .cse0) (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse21 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse22 (mod (+ .cse21 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256))) (and (not (= .cse21 0)) (<= |c_ULTIMATE.start_main1_~g~0#1| .cse22) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= (mod (+ .cse21 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256) 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= (mod .cse21 256) 127) (<= .cse22 127) (not (= |v_ULTIMATE.start_gcd_test_~b#1_13| 0)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_14| 1) 0))))) .cse0) (and .cse0 (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse23 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse24 (mod (+ .cse23 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256))) (and (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= 128 (mod (+ .cse23 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256)) (<= .cse4 .cse24) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= 128 .cse24) (not (= |v_ULTIMATE.start_gcd_test_~b#1_13| 0)) (<= 128 (mod .cse23 256)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_14| 1) 0)))))) (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse25 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse26 (mod .cse25 256))) (and (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_14|) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= 128 (mod (+ .cse25 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256)) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= .cse4 .cse26) (<= 128 (mod (+ .cse25 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256)) (not (= |v_ULTIMATE.start_gcd_test_~b#1_13| 0)) (<= 128 .cse26))))) .cse0) (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse27 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse28 (mod .cse27 256))) (and (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_14|) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= (mod (+ .cse27 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256) 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= .cse28 127) (<= |c_ULTIMATE.start_main1_~g~0#1| .cse28) (<= 128 (mod (+ .cse27 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256)))))) .cse0) (and .cse29 .cse9) (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse30 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse31 (mod .cse30 256))) (and (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_14|) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= (mod (+ .cse30 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256) 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= .cse31 127) (<= (mod (+ .cse30 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256) 127) (<= |c_ULTIMATE.start_main1_~g~0#1| .cse31) (not (= |v_ULTIMATE.start_gcd_test_~b#1_13| 0)))))) .cse0) (and .cse32 .cse9) (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse33 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse34 (mod .cse33 256))) (and (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_14|) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= (mod (+ .cse33 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256) 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= .cse4 .cse34) (<= 128 (mod (+ .cse33 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256)) (<= 128 .cse34))))) .cse0) (and (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse35 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse36 (mod .cse35 256))) (and (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_14|) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= (mod (+ .cse35 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256) 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= .cse4 .cse36) (<= (mod (+ .cse35 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256) 127) (<= 128 .cse36))))) .cse0) (and .cse0 (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse38 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse37 (mod (+ .cse38 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256))) (and (<= |c_ULTIMATE.start_main1_~g~0#1| .cse37) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= 128 (mod (+ .cse38 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256)) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= .cse37 127) (<= 128 (mod .cse38 256)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_14| 1) 0)))))))) (let ((.cse43 (+ 256 |c_ULTIMATE.start_gcd_test_#res#1|)) (.cse48 (<= |c_ULTIMATE.start_gcd_test_#res#1| 0))) (or (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse39 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse40 (mod (+ .cse39 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256))) (and (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= (mod (+ .cse39 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256) 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= .cse40 127) (<= |c_ULTIMATE.start_gcd_test_#res#1| .cse40) (<= 128 (mod .cse39 256)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_14| 1) 0))))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse41 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse42 (mod (+ .cse41 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256))) (and (not (= .cse41 0)) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= (mod (+ .cse41 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256) 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= (mod .cse41 256) 127) (<= 128 .cse42) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_14| 1) 0) (<= .cse43 .cse42))))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse44 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse45 (mod .cse44 256))) (and (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_14|) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= 128 (mod (+ .cse44 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256)) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= .cse45 127) (<= 128 (mod (+ .cse44 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256)) (<= |c_ULTIMATE.start_gcd_test_#res#1| .cse45))))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse46 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse47 (mod (+ .cse46 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256))) (and (not (= .cse46 0)) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= 128 (mod (+ .cse46 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256)) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= (mod .cse46 256) 127) (<= .cse47 127) (<= |c_ULTIMATE.start_gcd_test_#res#1| .cse47) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_14| 1) 0))))) (and .cse10 .cse48) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse49 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse50 (mod (+ .cse49 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256))) (and (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= 128 (mod (+ .cse49 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256)) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= .cse50 127) (<= |c_ULTIMATE.start_gcd_test_#res#1| .cse50) (<= 128 (mod .cse49 256)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_14| 1) 0))))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse51 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse52 (mod (+ .cse51 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256))) (and (not (= .cse51 0)) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= (mod (+ .cse51 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256) 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= (mod .cse51 256) 127) (<= .cse52 127) (<= |c_ULTIMATE.start_gcd_test_#res#1| .cse52) (not (= |v_ULTIMATE.start_gcd_test_~b#1_13| 0)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_14| 1) 0))))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse53 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse54 (mod (+ .cse53 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256))) (and (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= 128 (mod (+ .cse53 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256)) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= 128 .cse54) (not (= |v_ULTIMATE.start_gcd_test_~b#1_13| 0)) (<= 128 (mod .cse53 256)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_14| 1) 0) (<= .cse43 .cse54))))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse55 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse56 (mod .cse55 256))) (and (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_14|) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= 128 (mod (+ .cse55 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256)) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= .cse56 127) (<= (mod (+ .cse55 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256) 127) (<= |c_ULTIMATE.start_gcd_test_#res#1| .cse56))))) (and .cse32 .cse48) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse57 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse58 (mod .cse57 256))) (and (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_14|) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= 128 (mod (+ .cse57 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256)) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= .cse43 .cse58) (<= 128 (mod (+ .cse57 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256)) (not (= |v_ULTIMATE.start_gcd_test_~b#1_13| 0)) (<= 128 .cse58))))) (and .cse8 .cse48) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse59 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse60 (mod (+ .cse59 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256))) (and (not (= .cse59 0)) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= 128 (mod (+ .cse59 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256)) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= (mod .cse59 256) 127) (<= 128 .cse60) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_14| 1) 0) (<= .cse43 .cse60))))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse61 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse62 (mod .cse61 256))) (and (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_14|) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= (mod (+ .cse61 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256) 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= .cse43 .cse62) (<= 128 (mod (+ .cse61 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256)) (<= 128 .cse62))))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse63 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse64 (mod .cse63 256))) (and (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_14|) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= (mod (+ .cse63 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256) 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= .cse64 127) (<= 128 (mod (+ .cse63 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256)) (<= |c_ULTIMATE.start_gcd_test_#res#1| .cse64))))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse65 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse66 (mod (+ .cse65 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256))) (and (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= (mod (+ .cse65 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256) 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= 128 .cse66) (<= 128 (mod .cse65 256)) (<= (+ |v_ULTIMATE.start_gcd_test_~a#1_14| 1) 0) (<= .cse43 .cse66))))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse67 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse68 (mod .cse67 256))) (and (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_14|) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= 128 (mod (+ .cse67 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256)) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= .cse43 .cse68) (<= (mod (+ .cse67 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256) 127) (<= 128 .cse68))))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse69 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse70 (mod .cse69 256))) (and (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_14|) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= (mod (+ .cse69 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256) 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= .cse43 .cse70) (<= (mod (+ .cse69 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256) 127) (<= 128 .cse70))))) (exists ((|v_ULTIMATE.start_gcd_test_~b#1_13| Int) (|v_ULTIMATE.start_gcd_test_~a#1_14| Int)) (let ((.cse71 (mod |v_ULTIMATE.start_gcd_test_~a#1_14| |v_ULTIMATE.start_gcd_test_~b#1_13|))) (let ((.cse72 (mod .cse71 256))) (and (<= 0 |v_ULTIMATE.start_gcd_test_~a#1_14|) (<= |v_ULTIMATE.start_gcd_test_~b#1_13| |c_ULTIMATE.start_main1_~y~0#1|) (<= (mod (+ .cse71 |v_ULTIMATE.start_gcd_test_~b#1_13|) 256) 127) (<= 0 |v_ULTIMATE.start_gcd_test_~b#1_13|) (<= .cse72 127) (<= (mod (+ .cse71 (* 255 |v_ULTIMATE.start_gcd_test_~b#1_13|)) 256) 127) (not (= |v_ULTIMATE.start_gcd_test_~b#1_13| 0)) (<= |c_ULTIMATE.start_gcd_test_#res#1| .cse72))))) (and .cse29 .cse48))))) is different from false [2023-11-06 22:10:57,408 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] [2023-11-06 22:10:59,422 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] [2023-11-06 22:10:59,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:10:59,577 INFO L93 Difference]: Finished difference Result 43 states and 47 transitions. [2023-11-06 22:10:59,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-11-06 22:10:59,578 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 1.4375) internal successors, (23), 16 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 [2023-11-06 22:10:59,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:10:59,579 INFO L225 Difference]: With dead ends: 43 [2023-11-06 22:10:59,580 INFO L226 Difference]: Without dead ends: 33 [2023-11-06 22:10:59,580 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 120.8s TimeCoverageRelationStatistics Valid=90, Invalid=391, Unknown=37, NotChecked=132, Total=650 [2023-11-06 22:10:59,582 INFO L413 NwaCegarLoop]: 28 mSDtfsCounter, 15 mSDsluCounter, 227 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 7 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 255 SdHoareTripleChecker+Invalid, 125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 25 IncrementalHoareTripleChecker+Unchecked, 25.6s IncrementalHoareTripleChecker+Time [2023-11-06 22:10:59,584 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 255 Invalid, 125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 84 Invalid, 9 Unknown, 25 Unchecked, 25.6s Time] [2023-11-06 22:10:59,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2023-11-06 22:10:59,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2023-11-06 22:10:59,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 25 states have (on average 1.12) internal successors, (28), 26 states have internal predecessors, (28), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-11-06 22:10:59,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 36 transitions. [2023-11-06 22:10:59,605 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 36 transitions. Word has length 13 [2023-11-06 22:10:59,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:10:59,605 INFO L495 AbstractCegarLoop]: Abstraction has 33 states and 36 transitions. [2023-11-06 22:10:59,605 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 1.4375) internal successors, (23), 16 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:10:59,606 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 36 transitions. [2023-11-06 22:10:59,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-06 22:10:59,606 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:10:59,607 INFO L195 NwaCegarLoop]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:10:59,612 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-06 22:10:59,807 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:10:59,808 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:10:59,809 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:10:59,809 INFO L85 PathProgramCache]: Analyzing trace with hash -2084161321, now seen corresponding path program 3 times [2023-11-06 22:10:59,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:10:59,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958058546] [2023-11-06 22:10:59,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:10:59,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:10:59,821 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 22:10:59,821 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1221159375] [2023-11-06 22:10:59,822 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-06 22:10:59,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:10:59,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:10:59,823 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:10:59,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-06 22:10:59,918 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2023-11-06 22:10:59,919 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-06 22:10:59,920 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 46 conjunts are in the unsatisfiable core [2023-11-06 22:10:59,922 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:12:04,699 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 139 [2023-11-06 22:12:04,700 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:12:04,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958058546] [2023-11-06 22:12:04,700 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-06 22:12:04,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1221159375] [2023-11-06 22:12:04,700 WARN L320 FreeRefinementEngine]: Global settings require throwing the following exception [2023-11-06 22:12:04,713 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-06 22:12:04,904 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:12:04,905 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. No stderr output. at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:281) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.checkSat(ManagedScript.java:148) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.MonolithicImplicationChecker.checkImplication(MonolithicImplicationChecker.java:85) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.compare(PredicateUnifier.java:935) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.(PredicateUnifier.java:774) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:362) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:311) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp$UnifyPostprocessor.postprocess(TraceCheckSpWp.java:579) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:420) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:199) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:298) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:184) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:162) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:210) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:121) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:431) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:415) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:262) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1518) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:701) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:258) ... 44 more [2023-11-06 22:12:04,908 INFO L158 Benchmark]: Toolchain (without parser) took 243184.22ms. Allocated memory was 146.8MB in the beginning and 232.8MB in the end (delta: 86.0MB). Free memory was 100.5MB in the beginning and 96.3MB in the end (delta: 4.2MB). Peak memory consumption was 93.9MB. Max. memory is 16.1GB. [2023-11-06 22:12:04,908 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 146.8MB. Free memory was 117.1MB in the beginning and 117.1MB in the end (delta: 30.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:12:04,909 INFO L158 Benchmark]: CACSL2BoogieTranslator took 432.96ms. Allocated memory is still 146.8MB. Free memory was 100.1MB in the beginning and 88.7MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-06 22:12:04,909 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.55ms. Allocated memory is still 146.8MB. Free memory was 88.7MB in the beginning and 86.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:12:04,909 INFO L158 Benchmark]: Boogie Preprocessor took 54.22ms. Allocated memory is still 146.8MB. Free memory was 86.7MB in the beginning and 85.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:12:04,910 INFO L158 Benchmark]: RCFGBuilder took 498.37ms. Allocated memory is still 146.8MB. Free memory was 85.5MB in the beginning and 73.3MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-06 22:12:04,910 INFO L158 Benchmark]: TraceAbstraction took 242112.99ms. Allocated memory was 146.8MB in the beginning and 232.8MB in the end (delta: 86.0MB). Free memory was 72.9MB in the beginning and 96.3MB in the end (delta: -23.5MB). Peak memory consumption was 66.6MB. Max. memory is 16.1GB. [2023-11-06 22:12:04,912 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 146.8MB. Free memory was 117.1MB in the beginning and 117.1MB in the end (delta: 30.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 432.96ms. Allocated memory is still 146.8MB. Free memory was 100.1MB in the beginning and 88.7MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.55ms. Allocated memory is still 146.8MB. Free memory was 88.7MB in the beginning and 86.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.22ms. Allocated memory is still 146.8MB. Free memory was 86.7MB in the beginning and 85.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 498.37ms. Allocated memory is still 146.8MB. Free memory was 85.5MB in the beginning and 73.3MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 242112.99ms. Allocated memory was 146.8MB in the beginning and 232.8MB in the end (delta: 86.0MB). Free memory was 72.9MB in the beginning and 96.3MB in the end (delta: -23.5MB). Peak memory consumption was 66.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. No stderr output. de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. No stderr output.: de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/combinations/gcd_2+newton_2_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2f8505e46ba1dfd9d1ec3a293aaba2f619b40b1a80d91e8d871194a57c70c939 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:12:07,205 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:12:07,304 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-06 22:12:07,310 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:12:07,310 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:12:07,339 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:12:07,340 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:12:07,340 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:12:07,341 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:12:07,342 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:12:07,342 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:12:07,343 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:12:07,344 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:12:07,344 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:12:07,345 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:12:07,345 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:12:07,346 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:12:07,346 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:12:07,347 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:12:07,348 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:12:07,348 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:12:07,349 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 22:12:07,349 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 22:12:07,350 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 22:12:07,350 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:12:07,351 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:12:07,351 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:12:07,352 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:12:07,352 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:12:07,353 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:12:07,353 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:12:07,354 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:12:07,354 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:12:07,355 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:12:07,355 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 22:12:07,356 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 22:12:07,356 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:12:07,357 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:12:07,357 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:12:07,357 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:12:07,358 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 22:12:07,360 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:12:07,360 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f8505e46ba1dfd9d1ec3a293aaba2f619b40b1a80d91e8d871194a57c70c939 [2023-11-06 22:12:07,776 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:12:07,811 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:12:07,814 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:12:07,815 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:12:07,815 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:12:07,817 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/combinations/gcd_2+newton_2_1.i [2023-11-06 22:12:10,976 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:12:11,266 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:12:11,266 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/sv-benchmarks/c/combinations/gcd_2+newton_2_1.i [2023-11-06 22:12:11,276 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/data/fec71c802/32954365fadf4c4994747d6abc6b323b/FLAG818990fe2 [2023-11-06 22:12:11,296 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/data/fec71c802/32954365fadf4c4994747d6abc6b323b [2023-11-06 22:12:11,303 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:12:11,309 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:12:11,313 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:12:11,313 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:12:11,319 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:12:11,322 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:12:11" (1/1) ... [2023-11-06 22:12:11,323 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2381fa51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:12:11, skipping insertion in model container [2023-11-06 22:12:11,323 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:12:11" (1/1) ... [2023-11-06 22:12:11,355 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:12:11,548 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_6a8422d2-4628-41ae-adf3-18c16a96aa28/sv-benchmarks/c/combinations/gcd_2+newton_2_1.i[1226,1239] [2023-11-06 22:12:11,600 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_6a8422d2-4628-41ae-adf3-18c16a96aa28/sv-benchmarks/c/combinations/gcd_2+newton_2_1.i[2841,2854] [2023-11-06 22:12:11,606 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:12:11,619 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:12:11,643 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_6a8422d2-4628-41ae-adf3-18c16a96aa28/sv-benchmarks/c/combinations/gcd_2+newton_2_1.i[1226,1239] [2023-11-06 22:12:11,663 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_6a8422d2-4628-41ae-adf3-18c16a96aa28/sv-benchmarks/c/combinations/gcd_2+newton_2_1.i[2841,2854] [2023-11-06 22:12:11,667 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:12:11,685 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:12:11,686 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:12:11 WrapperNode [2023-11-06 22:12:11,686 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:12:11,688 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:12:11,688 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:12:11,688 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:12:11,696 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:12:11" (1/1) ... [2023-11-06 22:12:11,717 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:12:11" (1/1) ... [2023-11-06 22:12:11,764 INFO L138 Inliner]: procedures = 28, calls = 24, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 83 [2023-11-06 22:12:11,765 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:12:11,767 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:12:11,768 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:12:11,768 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:12:11,777 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:12:11" (1/1) ... [2023-11-06 22:12:11,778 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:12:11" (1/1) ... [2023-11-06 22:12:11,792 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:12:11" (1/1) ... [2023-11-06 22:12:11,793 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:12:11" (1/1) ... [2023-11-06 22:12:11,812 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:12:11" (1/1) ... [2023-11-06 22:12:11,823 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:12:11" (1/1) ... [2023-11-06 22:12:11,825 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:12:11" (1/1) ... [2023-11-06 22:12:11,833 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:12:11" (1/1) ... [2023-11-06 22:12:11,836 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:12:11,841 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:12:11,841 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:12:11,841 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:12:11,842 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:12:11" (1/1) ... [2023-11-06 22:12:11,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:12:11,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:12:11,871 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:12:11,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a8422d2-4628-41ae-adf3-18c16a96aa28/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:12:11,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:12:11,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 22:12:11,918 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2023-11-06 22:12:11,919 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2023-11-06 22:12:11,919 INFO L130 BoogieDeclarations]: Found specification of procedure f [2023-11-06 22:12:11,919 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2023-11-06 22:12:11,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:12:11,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:12:11,997 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:12:11,999 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation