./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/gcd_2+newton_2_7.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b 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_81df14bb-54e9-4472-b05f-97438b44eefe/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81df14bb-54e9-4472-b05f-97438b44eefe/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81df14bb-54e9-4472-b05f-97438b44eefe/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81df14bb-54e9-4472-b05f-97438b44eefe/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/combinations/gcd_2+newton_2_7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81df14bb-54e9-4472-b05f-97438b44eefe/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81df14bb-54e9-4472-b05f-97438b44eefe/bin/uautomizer-ug76WZFUDN --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 5f340d35cff17443f161c05142ff32471e0b069a47814c4e28ff520efea1035b --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 12:07:13,701 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 12:07:13,703 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 12:07:13,724 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 12:07:13,725 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 12:07:13,726 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 12:07:13,727 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 12:07:13,728 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 12:07:13,730 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 12:07:13,731 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 12:07:13,732 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 12:07:13,733 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 12:07:13,733 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 12:07:13,734 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 12:07:13,735 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 12:07:13,736 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 12:07:13,737 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 12:07:13,738 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 12:07:13,739 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 12:07:13,741 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 12:07:13,742 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 12:07:13,744 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 12:07:13,745 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 12:07:13,746 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 12:07:13,749 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 12:07:13,749 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 12:07:13,750 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 12:07:13,750 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 12:07:13,751 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 12:07:13,752 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 12:07:13,752 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 12:07:13,753 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 12:07:13,754 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 12:07:13,754 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 12:07:13,755 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 12:07:13,756 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 12:07:13,756 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 12:07:13,757 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 12:07:13,757 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 12:07:13,758 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 12:07:13,759 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 12:07:13,759 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81df14bb-54e9-4472-b05f-97438b44eefe/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-20 12:07:13,782 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 12:07:13,782 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 12:07:13,782 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 12:07:13,782 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 12:07:13,783 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 12:07:13,783 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 12:07:13,784 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 12:07:13,784 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 12:07:13,784 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 12:07:13,785 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 12:07:13,785 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 12:07:13,785 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 12:07:13,785 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 12:07:13,785 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 12:07:13,785 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 12:07:13,786 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 12:07:13,786 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 12:07:13,786 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 12:07:13,786 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 12:07:13,786 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 12:07:13,787 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 12:07:13,787 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 12:07:13,787 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 12:07:13,787 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 12:07:13,787 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 12:07:13,788 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 12:07:13,788 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 12:07:13,788 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 12:07:13,788 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 12:07:13,788 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 12:07:13,788 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 12:07:13,789 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 12:07:13,789 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 12:07:13,789 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_81df14bb-54e9-4472-b05f-97438b44eefe/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81df14bb-54e9-4472-b05f-97438b44eefe/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5f340d35cff17443f161c05142ff32471e0b069a47814c4e28ff520efea1035b [2022-11-20 12:07:14,151 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 12:07:14,173 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 12:07:14,175 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 12:07:14,177 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 12:07:14,180 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 12:07:14,181 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81df14bb-54e9-4472-b05f-97438b44eefe/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/combinations/gcd_2+newton_2_7.i [2022-11-20 12:07:17,197 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 12:07:17,418 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 12:07:17,419 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81df14bb-54e9-4472-b05f-97438b44eefe/sv-benchmarks/c/combinations/gcd_2+newton_2_7.i [2022-11-20 12:07:17,427 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81df14bb-54e9-4472-b05f-97438b44eefe/bin/uautomizer-ug76WZFUDN/data/eca9244fe/139893a00f3c43929ead234d1b3f2af9/FLAG334c16e5d [2022-11-20 12:07:17,448 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81df14bb-54e9-4472-b05f-97438b44eefe/bin/uautomizer-ug76WZFUDN/data/eca9244fe/139893a00f3c43929ead234d1b3f2af9 [2022-11-20 12:07:17,453 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 12:07:17,456 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 12:07:17,459 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 12:07:17,459 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 12:07:17,463 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 12:07:17,463 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:07:17" (1/1) ... [2022-11-20 12:07:17,465 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d5744a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:07:17, skipping insertion in model container [2022-11-20 12:07:17,465 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:07:17" (1/1) ... [2022-11-20 12:07:17,473 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 12:07:17,501 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 12:07:17,768 WARN L237 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_81df14bb-54e9-4472-b05f-97438b44eefe/sv-benchmarks/c/combinations/gcd_2+newton_2_7.i[1226,1239] [2022-11-20 12:07:17,813 WARN L237 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_81df14bb-54e9-4472-b05f-97438b44eefe/sv-benchmarks/c/combinations/gcd_2+newton_2_7.i[2841,2854] [2022-11-20 12:07:17,814 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 12:07:17,829 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 12:07:17,847 WARN L237 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_81df14bb-54e9-4472-b05f-97438b44eefe/sv-benchmarks/c/combinations/gcd_2+newton_2_7.i[1226,1239] [2022-11-20 12:07:17,860 WARN L237 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_81df14bb-54e9-4472-b05f-97438b44eefe/sv-benchmarks/c/combinations/gcd_2+newton_2_7.i[2841,2854] [2022-11-20 12:07:17,870 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 12:07:17,886 INFO L208 MainTranslator]: Completed translation [2022-11-20 12:07:17,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:07:17 WrapperNode [2022-11-20 12:07:17,887 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 12:07:17,888 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 12:07:17,888 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 12:07:17,888 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 12:07:17,896 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:07:17" (1/1) ... [2022-11-20 12:07:17,914 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:07:17" (1/1) ... [2022-11-20 12:07:17,946 INFO L138 Inliner]: procedures = 27, calls = 24, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 85 [2022-11-20 12:07:17,947 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 12:07:17,948 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 12:07:17,948 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 12:07:17,948 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 12:07:17,958 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:07:17" (1/1) ... [2022-11-20 12:07:17,959 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:07:17" (1/1) ... [2022-11-20 12:07:17,964 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:07:17" (1/1) ... [2022-11-20 12:07:17,964 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:07:17" (1/1) ... [2022-11-20 12:07:17,976 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:07:17" (1/1) ... [2022-11-20 12:07:17,980 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:07:17" (1/1) ... [2022-11-20 12:07:17,988 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:07:17" (1/1) ... [2022-11-20 12:07:17,989 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:07:17" (1/1) ... [2022-11-20 12:07:17,991 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 12:07:17,992 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 12:07:17,992 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 12:07:17,992 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 12:07:17,993 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:07:17" (1/1) ... [2022-11-20 12:07:18,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 12:07:18,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81df14bb-54e9-4472-b05f-97438b44eefe/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:07:18,044 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81df14bb-54e9-4472-b05f-97438b44eefe/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 12:07:18,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81df14bb-54e9-4472-b05f-97438b44eefe/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 12:07:18,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 12:07:18,093 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2022-11-20 12:07:18,093 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2022-11-20 12:07:18,093 INFO L130 BoogieDeclarations]: Found specification of procedure f [2022-11-20 12:07:18,093 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2022-11-20 12:07:18,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 12:07:18,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 12:07:18,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 12:07:18,165 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 12:07:18,167 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 12:07:18,342 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 12:07:18,348 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 12:07:18,349 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 12:07:18,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:07:18 BoogieIcfgContainer [2022-11-20 12:07:18,351 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 12:07:18,354 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 12:07:18,354 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 12:07:18,357 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 12:07:18,358 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 12:07:17" (1/3) ... [2022-11-20 12:07:18,358 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cd2fc23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 12:07:18, skipping insertion in model container [2022-11-20 12:07:18,359 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:07:17" (2/3) ... [2022-11-20 12:07:18,359 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1cd2fc23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 12:07:18, skipping insertion in model container [2022-11-20 12:07:18,359 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:07:18" (3/3) ... [2022-11-20 12:07:18,361 INFO L112 eAbstractionObserver]: Analyzing ICFG gcd_2+newton_2_7.i [2022-11-20 12:07:18,381 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 12:07:18,382 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-20 12:07:18,436 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 12:07:18,443 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;@5c251497, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 12:07:18,444 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-20 12:07:18,448 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) [2022-11-20 12:07:18,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 12:07:18,456 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:07:18,457 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:07:18,457 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 12:07:18,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:07:18,463 INFO L85 PathProgramCache]: Analyzing trace with hash -1709385323, now seen corresponding path program 1 times [2022-11-20 12:07:18,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:07:18,474 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1133768584] [2022-11-20 12:07:18,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:07:18,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:07:18,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:07:18,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:07:18,888 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:07:18,889 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1133768584] [2022-11-20 12:07:18,889 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1133768584] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:07:18,890 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:07:18,890 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-20 12:07:18,891 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809662505] [2022-11-20 12:07:18,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:07:18,896 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-20 12:07:18,897 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:07:18,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 12:07:18,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-20 12:07:18,958 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) [2022-11-20 12:07:19,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:07:19,050 INFO L93 Difference]: Finished difference Result 90 states and 111 transitions. [2022-11-20 12:07:19,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-20 12:07:19,053 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 [2022-11-20 12:07:19,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:07:19,061 INFO L225 Difference]: With dead ends: 90 [2022-11-20 12:07:19,062 INFO L226 Difference]: Without dead ends: 36 [2022-11-20 12:07:19,065 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 [2022-11-20 12:07:19,069 INFO L413 NwaCegarLoop]: 37 mSDtfsCounter, 30 mSDsluCounter, 70 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 107 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 12:07:19,071 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 107 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 12:07:19,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2022-11-20 12:07:19,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 29. [2022-11-20 12:07:19,107 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) [2022-11-20 12:07:19,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 32 transitions. [2022-11-20 12:07:19,109 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 32 transitions. Word has length 11 [2022-11-20 12:07:19,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:07:19,110 INFO L495 AbstractCegarLoop]: Abstraction has 29 states and 32 transitions. [2022-11-20 12:07:19,110 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) [2022-11-20 12:07:19,110 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2022-11-20 12:07:19,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 12:07:19,112 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:07:19,112 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:07:19,113 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-20 12:07:19,113 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 12:07:19,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:07:19,114 INFO L85 PathProgramCache]: Analyzing trace with hash 65622039, now seen corresponding path program 1 times [2022-11-20 12:07:19,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:07:19,115 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1932764240] [2022-11-20 12:07:19,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:07:19,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:07:19,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:07:19,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:07:19,195 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:07:19,195 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1932764240] [2022-11-20 12:07:19,196 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1932764240] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:07:19,196 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:07:19,196 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-20 12:07:19,196 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255344] [2022-11-20 12:07:19,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:07:19,198 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-20 12:07:19,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:07:19,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 12:07:19,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-20 12:07:19,200 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) [2022-11-20 12:07:19,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:07:19,253 INFO L93 Difference]: Finished difference Result 36 states and 39 transitions. [2022-11-20 12:07:19,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 12:07:19,253 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 [2022-11-20 12:07:19,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:07:19,254 INFO L225 Difference]: With dead ends: 36 [2022-11-20 12:07:19,254 INFO L226 Difference]: Without dead ends: 30 [2022-11-20 12:07:19,255 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 [2022-11-20 12:07:19,256 INFO L413 NwaCegarLoop]: 29 mSDtfsCounter, 4 mSDsluCounter, 53 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 82 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 12:07:19,257 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 82 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 12:07:19,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2022-11-20 12:07:19,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2022-11-20 12:07:19,270 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) [2022-11-20 12:07:19,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 33 transitions. [2022-11-20 12:07:19,271 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 33 transitions. Word has length 11 [2022-11-20 12:07:19,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:07:19,272 INFO L495 AbstractCegarLoop]: Abstraction has 30 states and 33 transitions. [2022-11-20 12:07:19,272 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) [2022-11-20 12:07:19,272 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 33 transitions. [2022-11-20 12:07:19,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 12:07:19,273 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:07:19,273 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:07:19,273 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-20 12:07:19,274 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 12:07:19,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:07:19,275 INFO L85 PathProgramCache]: Analyzing trace with hash -659390950, now seen corresponding path program 1 times [2022-11-20 12:07:19,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:07:19,275 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1437598878] [2022-11-20 12:07:19,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:07:19,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:07:19,302 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-20 12:07:19,302 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [472708706] [2022-11-20 12:07:19,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:07:19,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 12:07:19,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81df14bb-54e9-4472-b05f-97438b44eefe/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:07:19,315 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81df14bb-54e9-4472-b05f-97438b44eefe/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 12:07:19,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81df14bb-54e9-4472-b05f-97438b44eefe/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-20 12:07:19,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:07:19,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-20 12:07:19,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:07:19,586 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:07:19,586 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 12:07:19,687 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:07:19,687 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:07:19,687 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1437598878] [2022-11-20 12:07:19,688 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-20 12:07:19,688 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [472708706] [2022-11-20 12:07:19,688 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [472708706] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 12:07:19,688 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-20 12:07:19,689 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2022-11-20 12:07:19,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105430865] [2022-11-20 12:07:19,689 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-20 12:07:19,689 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-20 12:07:19,690 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:07:19,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-20 12:07:19,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-11-20 12:07:19,691 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) [2022-11-20 12:07:19,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:07:19,808 INFO L93 Difference]: Finished difference Result 37 states and 40 transitions. [2022-11-20 12:07:19,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 12:07:19,813 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 [2022-11-20 12:07:19,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:07:19,814 INFO L225 Difference]: With dead ends: 37 [2022-11-20 12:07:19,814 INFO L226 Difference]: Without dead ends: 31 [2022-11-20 12:07:19,815 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 13 SyntacticMatches, 3 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2022-11-20 12:07:19,818 INFO L413 NwaCegarLoop]: 27 mSDtfsCounter, 7 mSDsluCounter, 152 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 179 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-20 12:07:19,819 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 179 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-20 12:07:19,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2022-11-20 12:07:19,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2022-11-20 12:07:19,824 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) [2022-11-20 12:07:19,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 34 transitions. [2022-11-20 12:07:19,825 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 34 transitions. Word has length 12 [2022-11-20 12:07:19,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:07:19,825 INFO L495 AbstractCegarLoop]: Abstraction has 31 states and 34 transitions. [2022-11-20 12:07:19,825 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) [2022-11-20 12:07:19,826 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 34 transitions. [2022-11-20 12:07:19,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 12:07:19,826 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:07:19,826 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:07:19,840 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81df14bb-54e9-4472-b05f-97438b44eefe/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-20 12:07:20,027 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81df14bb-54e9-4472-b05f-97438b44eefe/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 12:07:20,027 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 12:07:20,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:07:20,028 INFO L85 PathProgramCache]: Analyzing trace with hash -1659957129, now seen corresponding path program 2 times [2022-11-20 12:07:20,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:07:20,029 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027012211] [2022-11-20 12:07:20,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:07:20,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:07:20,039 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-20 12:07:20,040 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [7756154] [2022-11-20 12:07:20,040 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-20 12:07:20,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 12:07:20,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81df14bb-54e9-4472-b05f-97438b44eefe/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:07:20,042 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81df14bb-54e9-4472-b05f-97438b44eefe/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 12:07:20,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81df14bb-54e9-4472-b05f-97438b44eefe/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-20 12:07:20,133 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-20 12:07:20,133 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 12:07:20,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-20 12:07:20,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:07:26,761 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:07:26,761 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 12:09:06,835 WARN L233 SmtUtils]: Spent 1.45m on a formula simplification. DAG size of input: 129 DAG size of output: 35 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 12:09:07,725 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:09:07,726 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:09:07,726 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1027012211] [2022-11-20 12:09:07,726 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-20 12:09:07,727 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [7756154] [2022-11-20 12:09:07,727 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [7756154] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 12:09:07,727 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-20 12:09:07,727 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2022-11-20 12:09:07,728 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111197539] [2022-11-20 12:09:07,728 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-20 12:09:07,728 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-11-20 12:09:07,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:09:07,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-11-20 12:09:07,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=195, Unknown=1, NotChecked=0, Total=240 [2022-11-20 12:09:07,730 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) [2022-11-20 12:09:09,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:09:09,929 INFO L93 Difference]: Finished difference Result 38 states and 41 transitions. [2022-11-20 12:09:09,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-20 12:09:09,932 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 [2022-11-20 12:09:09,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:09:09,933 INFO L225 Difference]: With dead ends: 38 [2022-11-20 12:09:09,934 INFO L226 Difference]: Without dead ends: 32 [2022-11-20 12:09:09,936 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 97.7s TimeCoverageRelationStatistics Valid=51, Invalid=220, Unknown=1, NotChecked=0, Total=272 [2022-11-20 12:09:09,937 INFO L413 NwaCegarLoop]: 27 mSDtfsCounter, 4 mSDsluCounter, 231 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 258 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 23 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 12:09:09,939 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 258 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 23 Unchecked, 0.0s Time] [2022-11-20 12:09:09,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2022-11-20 12:09:09,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2022-11-20 12:09:09,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 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) [2022-11-20 12:09:09,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 35 transitions. [2022-11-20 12:09:09,952 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 35 transitions. Word has length 13 [2022-11-20 12:09:09,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:09:09,952 INFO L495 AbstractCegarLoop]: Abstraction has 32 states and 35 transitions. [2022-11-20 12:09:09,952 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) [2022-11-20 12:09:09,953 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 35 transitions. [2022-11-20 12:09:09,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 12:09:09,954 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:09:09,955 INFO L195 NwaCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:09:09,963 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81df14bb-54e9-4472-b05f-97438b44eefe/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-11-20 12:09:10,161 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81df14bb-54e9-4472-b05f-97438b44eefe/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 12:09:10,161 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 12:09:10,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:09:10,162 INFO L85 PathProgramCache]: Analyzing trace with hash 1682229690, now seen corresponding path program 3 times [2022-11-20 12:09:10,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:09:10,162 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386813275] [2022-11-20 12:09:10,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:09:10,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:09:10,173 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-20 12:09:10,173 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1230070155] [2022-11-20 12:09:10,175 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-20 12:09:10,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 12:09:10,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81df14bb-54e9-4472-b05f-97438b44eefe/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:09:10,189 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81df14bb-54e9-4472-b05f-97438b44eefe/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 12:09:10,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81df14bb-54e9-4472-b05f-97438b44eefe/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-20 12:09:10,348 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-11-20 12:09:10,349 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 12:09:10,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 37 conjunts are in the unsatisfiable core [2022-11-20 12:09:10,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:09:30,873 WARN L233 SmtUtils]: Spent 13.12s on a formula simplification. DAG size of input: 55 DAG size of output: 46 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 12:10:14,772 WARN L233 SmtUtils]: Spent 34.21s on a formula simplification. DAG size of input: 88 DAG size of output: 86 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 12:10:46,726 WARN L233 SmtUtils]: Spent 23.40s on a formula simplification. DAG size of input: 73 DAG size of output: 60 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 12:10:59,096 WARN L233 SmtUtils]: Spent 8.18s on a formula simplification that was a NOOP. DAG size: 60 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 12:11:23,120 WARN L233 SmtUtils]: Spent 20.03s on a formula simplification. DAG size of input: 61 DAG size of output: 60 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 12:11:24,905 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 1 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:11:24,906 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 12:12:22,629 WARN L233 SmtUtils]: Spent 42.11s on a formula simplification. DAG size of input: 88 DAG size of output: 61 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 12:13:47,526 WARN L859 $PredicateComparison]: unable to prove that (or (= |c_ULTIMATE.start_gcd_test_~b#1| 0) (let ((.cse7 (< |c_ULTIMATE.start_gcd_test_~b#1| 0))) (let ((.cse26 (not .cse7)) (.cse2 (* |c_ULTIMATE.start_gcd_test_~b#1| 255))) (and (or (and (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse1 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse0 (mod .cse1 256))) (let ((.cse3 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse0) 256))) (or (= .cse0 0) (<= (mod (+ .cse1 .cse2) 256) 127) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse3) 256) 0)) (not (<= .cse0 127)) (< |ULTIMATE.start_gcd_test_~a#1| 0) (<= (mod (+ .cse1 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse0) (<= .cse3 |c_ULTIMATE.start_main1_~y~0#1|)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse6 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse5 (mod (+ .cse6 .cse2) 256))) (let ((.cse4 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse5)) 256))) (or (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (<= .cse4 |c_ULTIMATE.start_main1_~y~0#1|) (<= .cse5 127) (not (<= (mod .cse6 256) 127)) (<= (mod (+ .cse6 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse4) 256) 0)) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse5) (= .cse6 0)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|)))) .cse7) (or .cse7 (and (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse10 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse9 (mod .cse10 256))) (let ((.cse8 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse9)) 256))) (or (<= .cse8 |c_ULTIMATE.start_main1_~y~0#1|) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse9) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse8) 256) 0)) (<= (mod (+ .cse10 .cse2) 256) 127) (<= .cse9 127) (< |ULTIMATE.start_gcd_test_~a#1| 0) (<= (mod (+ .cse10 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse13 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse12 (mod (+ .cse13 .cse2) 256))) (let ((.cse11 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse12)) 256))) (or (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (<= .cse11 |c_ULTIMATE.start_main1_~y~0#1|) (<= .cse12 127) (<= (mod .cse13 256) 127) (<= (mod (+ .cse13 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse11) 256) 0)) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse12)))))))))) (or (and (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse14 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse16 (mod (+ .cse14 .cse2) 256))) (let ((.cse15 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse16)) 256))) (or (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (not (<= (mod (+ .cse14 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)) (<= .cse15 |c_ULTIMATE.start_main1_~y~0#1|) (<= .cse16 127) (not (<= (mod .cse14 256) 127)) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse15) 256) 0)) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse16) (= .cse14 0)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|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 256))) (let ((.cse19 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse17) 256))) (or (= .cse17 0) (not (<= (mod (+ .cse18 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)) (<= (mod (+ .cse18 .cse2) 256) 127) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse19) 256) 0)) (not (<= .cse17 127)) (< |ULTIMATE.start_gcd_test_~a#1| 0) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse17) (<= .cse19 |c_ULTIMATE.start_main1_~y~0#1|)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|)))) .cse7) (or (and (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|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 256))) (let ((.cse22 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse21) 256))) (or (not (<= (mod (+ .cse20 .cse2) 256) 127)) (= .cse21 0) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse22) 256) 0)) (not (<= .cse21 127)) (< |ULTIMATE.start_gcd_test_~a#1| 0) (<= (mod (+ .cse20 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse21) (<= .cse22 |c_ULTIMATE.start_main1_~y~0#1|)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse25 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse23 (mod (+ .cse25 .cse2) 256))) (let ((.cse24 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse23) 256))) (or (not (<= .cse23 127)) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse24) 256) 0)) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse23) (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (= .cse23 0) (<= .cse24 |c_ULTIMATE.start_main1_~y~0#1|) (not (<= (mod .cse25 256) 127)) (<= (mod (+ .cse25 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127) (= .cse25 0)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|)))) .cse7) (or .cse26 (and (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|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 256))) (let ((.cse27 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse28)) 256))) (or (<= .cse27 |c_ULTIMATE.start_main1_~y~0#1|) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse28) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse27) 256) 0)) (not (<= (mod (+ .cse29 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)) (<= (mod (+ .cse29 .cse2) 256) 127) (<= .cse28 127) (< |ULTIMATE.start_gcd_test_~a#1| 0)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| 0))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (< |v_ULTIMATE.start_gcd_test_~a#1_21| 0) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse31 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse30 (mod (+ .cse31 |c_ULTIMATE.start_gcd_test_~b#1|) 256))) (let ((.cse32 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse30) 256))) (or (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (not (<= .cse30 127)) (<= (mod (+ .cse31 .cse2) 256) 127) (<= (mod .cse31 256) 127) (= 0 .cse30) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse30) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse32) 256) 0)) (<= .cse32 |c_ULTIMATE.start_main1_~y~0#1|)))))))))) (or (and (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse35 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse33 (mod (+ .cse35 .cse2) 256))) (let ((.cse34 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse33) 256))) (or (not (<= .cse33 127)) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse34) 256) 0)) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse33) (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (= .cse33 0) (<= .cse34 |c_ULTIMATE.start_main1_~y~0#1|) (<= (mod .cse35 256) 127) (<= (mod (+ .cse35 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse37 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse38 (mod .cse37 256))) (let ((.cse36 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse38)) 256))) (or (<= .cse36 |c_ULTIMATE.start_main1_~y~0#1|) (not (<= (mod (+ .cse37 .cse2) 256) 127)) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse38) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse36) 256) 0)) (<= .cse38 127) (< |ULTIMATE.start_gcd_test_~a#1| 0) (<= (mod (+ .cse37 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|)))) .cse7) (or .cse26 (and (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse39 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse40 (mod (+ .cse39 |c_ULTIMATE.start_gcd_test_~b#1|) 256))) (let ((.cse41 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse40) 256))) (or (not (<= (mod (+ .cse39 .cse2) 256) 127)) (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (not (<= .cse40 127)) (= 0 .cse40) (not (<= (mod .cse39 256) 127)) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse40) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse41) 256) 0)) (<= .cse41 |c_ULTIMATE.start_main1_~y~0#1|)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| 0))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|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 256))) (let ((.cse44 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse43) 256))) (or (not (<= (mod (+ .cse42 .cse2) 256) 127)) (= .cse43 0) (not (<= (mod (+ .cse42 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse44) 256) 0)) (not (<= .cse43 127)) (< |ULTIMATE.start_gcd_test_~a#1| 0) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse43) (<= .cse44 |c_ULTIMATE.start_main1_~y~0#1|)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| 0))))) (or .cse26 (and (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (< |v_ULTIMATE.start_gcd_test_~a#1_21| 0) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse45 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse46 (mod .cse45 256))) (let ((.cse47 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse46) 256))) (or (not (<= (mod (+ .cse45 .cse2) 256) 127)) (= .cse46 0) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse47) 256) 0)) (not (<= .cse46 127)) (< |ULTIMATE.start_gcd_test_~a#1| 0) (<= (mod (+ .cse45 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse46) (<= .cse47 |c_ULTIMATE.start_main1_~y~0#1|)))))))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (< |v_ULTIMATE.start_gcd_test_~a#1_21| 0) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|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))) (let ((.cse50 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse49)) 256))) (or (not (<= (mod (+ .cse48 .cse2) 256) 127)) (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (not (<= (mod .cse48 256) 127)) (<= .cse49 127) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse49) (<= .cse50 |c_ULTIMATE.start_main1_~y~0#1|) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse50) 256) 0)) (= .cse48 0)))))))))) (or .cse26 (and (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (< |v_ULTIMATE.start_gcd_test_~a#1_21| 0) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse51 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse52 (mod (+ .cse51 |c_ULTIMATE.start_gcd_test_~b#1|) 256))) (let ((.cse53 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse52)) 256))) (or (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (<= (mod (+ .cse51 .cse2) 256) 127) (not (<= (mod .cse51 256) 127)) (<= .cse52 127) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse52) (<= .cse53 |c_ULTIMATE.start_main1_~y~0#1|) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse53) 256) 0)) (= .cse51 0)))))))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|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))) (let ((.cse56 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse54) 256))) (or (= .cse54 0) (<= (mod (+ .cse55 .cse2) 256) 127) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse56) 256) 0)) (not (<= .cse54 127)) (< |ULTIMATE.start_gcd_test_~a#1| 0) (<= (mod (+ .cse55 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse54) (<= .cse56 |c_ULTIMATE.start_main1_~y~0#1|)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| 0))))) (or .cse7 (and (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse58 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse59 (mod .cse58 256))) (let ((.cse57 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse59)) 256))) (or (<= .cse57 |c_ULTIMATE.start_main1_~y~0#1|) (not (<= (mod (+ .cse58 .cse2) 256) 127)) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse59) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse57) 256) 0)) (not (<= (mod (+ .cse58 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)) (<= .cse59 127) (< |ULTIMATE.start_gcd_test_~a#1| 0)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse62 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse60 (mod (+ .cse62 .cse2) 256))) (let ((.cse61 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse60) 256))) (or (not (<= .cse60 127)) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse61) 256) 0)) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse60) (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (not (<= (mod (+ .cse62 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)) (= .cse60 0) (<= .cse61 |c_ULTIMATE.start_main1_~y~0#1|) (<= (mod .cse62 256) 127)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))))) (or .cse26 (and (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse64 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse63 (mod (+ .cse64 |c_ULTIMATE.start_gcd_test_~b#1|) 256))) (let ((.cse65 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse63) 256))) (or (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (not (<= .cse63 127)) (<= (mod (+ .cse64 .cse2) 256) 127) (= 0 .cse63) (not (<= (mod .cse64 256) 127)) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse63) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse65) 256) 0)) (<= .cse65 |c_ULTIMATE.start_main1_~y~0#1|) (= .cse64 0)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| 0))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (< |v_ULTIMATE.start_gcd_test_~a#1_21| 0) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse67 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse66 (mod .cse67 256))) (let ((.cse68 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse66) 256))) (or (= .cse66 0) (not (<= (mod (+ .cse67 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)) (<= (mod (+ .cse67 .cse2) 256) 127) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse68) 256) 0)) (not (<= .cse66 127)) (< |ULTIMATE.start_gcd_test_~a#1| 0) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse66) (<= .cse68 |c_ULTIMATE.start_main1_~y~0#1|)))))))))) (or .cse7 (and (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse69 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse71 (mod (+ .cse69 .cse2) 256))) (let ((.cse70 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse71)) 256))) (or (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (not (<= (mod (+ .cse69 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)) (<= .cse70 |c_ULTIMATE.start_main1_~y~0#1|) (<= .cse71 127) (<= (mod .cse69 256) 127) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse70) 256) 0)) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse71)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse74 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse73 (mod .cse74 256))) (let ((.cse72 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse73)) 256))) (or (<= .cse72 |c_ULTIMATE.start_main1_~y~0#1|) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse73) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse72) 256) 0)) (not (<= (mod (+ .cse74 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)) (<= (mod (+ .cse74 .cse2) 256) 127) (<= .cse73 127) (< |ULTIMATE.start_gcd_test_~a#1| 0)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))))) (or .cse26 (and (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (< |v_ULTIMATE.start_gcd_test_~a#1_21| 0) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse75 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse76 (mod (+ .cse75 |c_ULTIMATE.start_gcd_test_~b#1|) 256))) (let ((.cse77 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse76)) 256))) (or (not (<= (mod (+ .cse75 .cse2) 256) 127)) (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (<= (mod .cse75 256) 127) (<= .cse76 127) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse76) (<= .cse77 |c_ULTIMATE.start_main1_~y~0#1|) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse77) 256) 0))))))))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse79 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse80 (mod .cse79 256))) (let ((.cse78 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse80)) 256))) (or (<= .cse78 |c_ULTIMATE.start_main1_~y~0#1|) (not (<= (mod (+ .cse79 .cse2) 256) 127)) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse80) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse78) 256) 0)) (<= .cse80 127) (< |ULTIMATE.start_gcd_test_~a#1| 0) (<= (mod (+ .cse79 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| 0))))) (or .cse26 (and (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (< |v_ULTIMATE.start_gcd_test_~a#1_21| 0) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse83 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse82 (mod .cse83 256))) (let ((.cse81 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse82)) 256))) (or (<= .cse81 |c_ULTIMATE.start_main1_~y~0#1|) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse82) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse81) 256) 0)) (<= (mod (+ .cse83 .cse2) 256) 127) (<= .cse82 127) (< |ULTIMATE.start_gcd_test_~a#1| 0) (<= (mod (+ .cse83 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)))))))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse84 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse85 (mod (+ .cse84 |c_ULTIMATE.start_gcd_test_~b#1|) 256))) (let ((.cse86 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse85)) 256))) (or (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (<= (mod (+ .cse84 .cse2) 256) 127) (<= (mod .cse84 256) 127) (<= .cse85 127) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse85) (<= .cse86 |c_ULTIMATE.start_main1_~y~0#1|) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse86) 256) 0))))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| 0))))) (or .cse7 (and (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse89 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse87 (mod (+ .cse89 .cse2) 256))) (let ((.cse88 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse87) 256))) (or (not (<= .cse87 127)) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse88) 256) 0)) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse87) (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (not (<= (mod (+ .cse89 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)) (= .cse87 0) (<= .cse88 |c_ULTIMATE.start_main1_~y~0#1|) (not (<= (mod .cse89 256) 127))))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse90 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse91 (mod .cse90 256))) (let ((.cse92 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse91) 256))) (or (not (<= (mod (+ .cse90 .cse2) 256) 127)) (= .cse91 0) (not (<= (mod (+ .cse90 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse92) 256) 0)) (not (<= .cse91 127)) (< |ULTIMATE.start_gcd_test_~a#1| 0) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse91) (<= .cse92 |c_ULTIMATE.start_main1_~y~0#1|)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))))) (or .cse26 (and (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (< |v_ULTIMATE.start_gcd_test_~a#1_21| 0) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse94 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse95 (mod .cse94 256))) (let ((.cse93 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse95)) 256))) (or (<= .cse93 |c_ULTIMATE.start_main1_~y~0#1|) (not (<= (mod (+ .cse94 .cse2) 256) 127)) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse95) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse93) 256) 0)) (not (<= (mod (+ .cse94 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)) (<= .cse95 127) (< |ULTIMATE.start_gcd_test_~a#1| 0)))))))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse96 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse97 (mod (+ .cse96 |c_ULTIMATE.start_gcd_test_~b#1|) 256))) (let ((.cse98 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse97) 256))) (or (not (<= (mod (+ .cse96 .cse2) 256) 127)) (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (not (<= .cse97 127)) (<= (mod .cse96 256) 127) (= 0 .cse97) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse97) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse98) 256) 0)) (<= .cse98 |c_ULTIMATE.start_main1_~y~0#1|)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| 0)))))))) (not (< 0 |c_ULTIMATE.start_main1_~y~0#1|))) is different from true [2022-11-20 12:14:13,450 WARN L859 $PredicateComparison]: unable to prove that (or (let ((.cse2 (* |c_ULTIMATE.start_gcd_test_~b#1| 255))) (and (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse1 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse0 (mod .cse1 256))) (let ((.cse3 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse0) 256))) (or (= .cse0 0) (<= (mod (+ .cse1 .cse2) 256) 127) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse3) 256) 0)) (not (<= .cse0 127)) (< |ULTIMATE.start_gcd_test_~a#1| 0) (<= (mod (+ .cse1 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse0) (<= .cse3 |c_ULTIMATE.start_main1_~y~0#1|)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse5 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse6 (mod .cse5 256))) (let ((.cse4 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse6)) 256))) (or (<= .cse4 |c_ULTIMATE.start_main1_~y~0#1|) (not (<= (mod (+ .cse5 .cse2) 256) 127)) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse6) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse4) 256) 0)) (not (<= (mod (+ .cse5 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)) (<= .cse6 127) (< |ULTIMATE.start_gcd_test_~a#1| 0)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse9 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse7 (mod (+ .cse9 .cse2) 256))) (let ((.cse8 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse7) 256))) (or (not (<= .cse7 127)) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse8) 256) 0)) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse7) (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (not (<= (mod (+ .cse9 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)) (= .cse7 0) (<= .cse8 |c_ULTIMATE.start_main1_~y~0#1|) (not (<= (mod .cse9 256) 127))))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse10 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse12 (mod (+ .cse10 .cse2) 256))) (let ((.cse11 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse12)) 256))) (or (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (not (<= (mod (+ .cse10 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)) (<= .cse11 |c_ULTIMATE.start_main1_~y~0#1|) (<= .cse12 127) (not (<= (mod .cse10 256) 127)) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse11) 256) 0)) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse12) (= .cse10 0)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse13 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse14 (mod .cse13 256))) (let ((.cse15 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse14) 256))) (or (not (<= (mod (+ .cse13 .cse2) 256) 127)) (= .cse14 0) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse15) 256) 0)) (not (<= .cse14 127)) (< |ULTIMATE.start_gcd_test_~a#1| 0) (<= (mod (+ .cse13 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse14) (<= .cse15 |c_ULTIMATE.start_main1_~y~0#1|)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse18 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse16 (mod (+ .cse18 .cse2) 256))) (let ((.cse17 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse16) 256))) (or (not (<= .cse16 127)) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse17) 256) 0)) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse16) (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (= .cse16 0) (<= .cse17 |c_ULTIMATE.start_main1_~y~0#1|) (not (<= (mod .cse18 256) 127)) (<= (mod (+ .cse18 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127) (= .cse18 0)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse21 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse20 (mod .cse21 256))) (let ((.cse19 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse20)) 256))) (or (<= .cse19 |c_ULTIMATE.start_main1_~y~0#1|) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse20) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse19) 256) 0)) (<= (mod (+ .cse21 .cse2) 256) 127) (<= .cse20 127) (< |ULTIMATE.start_gcd_test_~a#1| 0) (<= (mod (+ .cse21 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse22 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse24 (mod (+ .cse22 .cse2) 256))) (let ((.cse23 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse24)) 256))) (or (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (not (<= (mod (+ .cse22 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)) (<= .cse23 |c_ULTIMATE.start_main1_~y~0#1|) (<= .cse24 127) (<= (mod .cse22 256) 127) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse23) 256) 0)) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse24)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse27 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse25 (mod (+ .cse27 .cse2) 256))) (let ((.cse26 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse25) 256))) (or (not (<= .cse25 127)) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse26) 256) 0)) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse25) (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (= .cse25 0) (<= .cse26 |c_ULTIMATE.start_main1_~y~0#1|) (<= (mod .cse27 256) 127) (<= (mod (+ .cse27 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse28 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse29 (mod .cse28 256))) (let ((.cse30 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse29) 256))) (or (not (<= (mod (+ .cse28 .cse2) 256) 127)) (= .cse29 0) (not (<= (mod (+ .cse28 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse30) 256) 0)) (not (<= .cse29 127)) (< |ULTIMATE.start_gcd_test_~a#1| 0) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse29) (<= .cse30 |c_ULTIMATE.start_main1_~y~0#1|)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse33 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse31 (mod (+ .cse33 .cse2) 256))) (let ((.cse32 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse31) 256))) (or (not (<= .cse31 127)) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse32) 256) 0)) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse31) (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (not (<= (mod (+ .cse33 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)) (= .cse31 0) (<= .cse32 |c_ULTIMATE.start_main1_~y~0#1|) (<= (mod .cse33 256) 127)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse36 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse35 (mod (+ .cse36 .cse2) 256))) (let ((.cse34 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse35)) 256))) (or (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (<= .cse34 |c_ULTIMATE.start_main1_~y~0#1|) (<= .cse35 127) (not (<= (mod .cse36 256) 127)) (<= (mod (+ .cse36 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse34) 256) 0)) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse35) (= .cse36 0)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|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 .cse2) 256))) (let ((.cse37 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse38)) 256))) (or (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (<= .cse37 |c_ULTIMATE.start_main1_~y~0#1|) (<= .cse38 127) (<= (mod .cse39 256) 127) (<= (mod (+ .cse39 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse37) 256) 0)) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse38)))))))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse42 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse41 (mod .cse42 256))) (let ((.cse40 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse41)) 256))) (or (<= .cse40 |c_ULTIMATE.start_main1_~y~0#1|) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse41) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse40) 256) 0)) (not (<= (mod (+ .cse42 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)) (<= (mod (+ .cse42 .cse2) 256) 127) (<= .cse41 127) (< |ULTIMATE.start_gcd_test_~a#1| 0)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse44 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse45 (mod .cse44 256))) (let ((.cse43 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse45)) 256))) (or (<= .cse43 |c_ULTIMATE.start_main1_~y~0#1|) (not (<= (mod (+ .cse44 .cse2) 256) 127)) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse45) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse43) 256) 0)) (<= .cse45 127) (< |ULTIMATE.start_gcd_test_~a#1| 0) (<= (mod (+ .cse44 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse47 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse46 (mod .cse47 256))) (let ((.cse48 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse46) 256))) (or (= .cse46 0) (not (<= (mod (+ .cse47 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)) (<= (mod (+ .cse47 .cse2) 256) 127) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse48) 256) 0)) (not (<= .cse46 127)) (< |ULTIMATE.start_gcd_test_~a#1| 0) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse46) (<= .cse48 |c_ULTIMATE.start_main1_~y~0#1|)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))))) (< |c_ULTIMATE.start_gcd_test_~b#1| 0) (= |c_ULTIMATE.start_gcd_test_~b#1| 0) (not (< 0 |c_ULTIMATE.start_main1_~y~0#1|))) is different from true [2022-11-20 12:14:40,063 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 3 not checked. [2022-11-20 12:14:40,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:14:40,064 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1386813275] [2022-11-20 12:14:40,064 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-20 12:14:40,064 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1230070155] [2022-11-20 12:14:40,064 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1230070155] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 12:14:40,064 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-20 12:14:40,064 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2022-11-20 12:14:40,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1011432185] [2022-11-20 12:14:40,065 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-20 12:14:40,065 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-11-20 12:14:40,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:14:40,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-11-20 12:14:40,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=8, NotChecked=66, Total=380 [2022-11-20 12:14:40,066 INFO L87 Difference]: Start difference. First operand 32 states and 35 transitions. Second operand has 20 states, 20 states have (on average 1.25) internal successors, (25), 20 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:14:42,111 WARN L859 $PredicateComparison]: unable to prove that (and (<= |c_ULTIMATE.start_main1_~y~0#1| 127) (or (let ((.cse2 (* |c_ULTIMATE.start_gcd_test_~b#1| 255))) (and (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse1 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse0 (mod .cse1 256))) (let ((.cse3 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse0) 256))) (or (= .cse0 0) (<= (mod (+ .cse1 .cse2) 256) 127) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse3) 256) 0)) (not (<= .cse0 127)) (< |ULTIMATE.start_gcd_test_~a#1| 0) (<= (mod (+ .cse1 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse0) (<= .cse3 |c_ULTIMATE.start_main1_~y~0#1|)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse5 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse6 (mod .cse5 256))) (let ((.cse4 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse6)) 256))) (or (<= .cse4 |c_ULTIMATE.start_main1_~y~0#1|) (not (<= (mod (+ .cse5 .cse2) 256) 127)) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse6) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse4) 256) 0)) (not (<= (mod (+ .cse5 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)) (<= .cse6 127) (< |ULTIMATE.start_gcd_test_~a#1| 0)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse9 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse7 (mod (+ .cse9 .cse2) 256))) (let ((.cse8 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse7) 256))) (or (not (<= .cse7 127)) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse8) 256) 0)) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse7) (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (not (<= (mod (+ .cse9 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)) (= .cse7 0) (<= .cse8 |c_ULTIMATE.start_main1_~y~0#1|) (not (<= (mod .cse9 256) 127))))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse10 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse12 (mod (+ .cse10 .cse2) 256))) (let ((.cse11 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse12)) 256))) (or (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (not (<= (mod (+ .cse10 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)) (<= .cse11 |c_ULTIMATE.start_main1_~y~0#1|) (<= .cse12 127) (not (<= (mod .cse10 256) 127)) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse11) 256) 0)) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse12) (= .cse10 0)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse13 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse14 (mod .cse13 256))) (let ((.cse15 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse14) 256))) (or (not (<= (mod (+ .cse13 .cse2) 256) 127)) (= .cse14 0) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse15) 256) 0)) (not (<= .cse14 127)) (< |ULTIMATE.start_gcd_test_~a#1| 0) (<= (mod (+ .cse13 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse14) (<= .cse15 |c_ULTIMATE.start_main1_~y~0#1|)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse18 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse16 (mod (+ .cse18 .cse2) 256))) (let ((.cse17 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse16) 256))) (or (not (<= .cse16 127)) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse17) 256) 0)) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse16) (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (= .cse16 0) (<= .cse17 |c_ULTIMATE.start_main1_~y~0#1|) (not (<= (mod .cse18 256) 127)) (<= (mod (+ .cse18 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127) (= .cse18 0)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse21 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse20 (mod .cse21 256))) (let ((.cse19 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse20)) 256))) (or (<= .cse19 |c_ULTIMATE.start_main1_~y~0#1|) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse20) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse19) 256) 0)) (<= (mod (+ .cse21 .cse2) 256) 127) (<= .cse20 127) (< |ULTIMATE.start_gcd_test_~a#1| 0) (<= (mod (+ .cse21 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse22 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse24 (mod (+ .cse22 .cse2) 256))) (let ((.cse23 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse24)) 256))) (or (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (not (<= (mod (+ .cse22 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)) (<= .cse23 |c_ULTIMATE.start_main1_~y~0#1|) (<= .cse24 127) (<= (mod .cse22 256) 127) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse23) 256) 0)) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse24)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse27 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse25 (mod (+ .cse27 .cse2) 256))) (let ((.cse26 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse25) 256))) (or (not (<= .cse25 127)) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse26) 256) 0)) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse25) (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (= .cse25 0) (<= .cse26 |c_ULTIMATE.start_main1_~y~0#1|) (<= (mod .cse27 256) 127) (<= (mod (+ .cse27 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse28 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse29 (mod .cse28 256))) (let ((.cse30 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse29) 256))) (or (not (<= (mod (+ .cse28 .cse2) 256) 127)) (= .cse29 0) (not (<= (mod (+ .cse28 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse30) 256) 0)) (not (<= .cse29 127)) (< |ULTIMATE.start_gcd_test_~a#1| 0) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse29) (<= .cse30 |c_ULTIMATE.start_main1_~y~0#1|)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse33 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse31 (mod (+ .cse33 .cse2) 256))) (let ((.cse32 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse31) 256))) (or (not (<= .cse31 127)) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse32) 256) 0)) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse31) (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (not (<= (mod (+ .cse33 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)) (= .cse31 0) (<= .cse32 |c_ULTIMATE.start_main1_~y~0#1|) (<= (mod .cse33 256) 127)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse36 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse35 (mod (+ .cse36 .cse2) 256))) (let ((.cse34 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse35)) 256))) (or (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (<= .cse34 |c_ULTIMATE.start_main1_~y~0#1|) (<= .cse35 127) (not (<= (mod .cse36 256) 127)) (<= (mod (+ .cse36 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse34) 256) 0)) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse35) (= .cse36 0)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|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 .cse2) 256))) (let ((.cse37 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse38)) 256))) (or (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (<= .cse37 |c_ULTIMATE.start_main1_~y~0#1|) (<= .cse38 127) (<= (mod .cse39 256) 127) (<= (mod (+ .cse39 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse37) 256) 0)) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse38)))))))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse42 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse41 (mod .cse42 256))) (let ((.cse40 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse41)) 256))) (or (<= .cse40 |c_ULTIMATE.start_main1_~y~0#1|) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse41) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse40) 256) 0)) (not (<= (mod (+ .cse42 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)) (<= (mod (+ .cse42 .cse2) 256) 127) (<= .cse41 127) (< |ULTIMATE.start_gcd_test_~a#1| 0)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse44 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse45 (mod .cse44 256))) (let ((.cse43 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse45)) 256))) (or (<= .cse43 |c_ULTIMATE.start_main1_~y~0#1|) (not (<= (mod (+ .cse44 .cse2) 256) 127)) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse45) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse43) 256) 0)) (<= .cse45 127) (< |ULTIMATE.start_gcd_test_~a#1| 0) (<= (mod (+ .cse44 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse47 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse46 (mod .cse47 256))) (let ((.cse48 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse46) 256))) (or (= .cse46 0) (not (<= (mod (+ .cse47 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)) (<= (mod (+ .cse47 .cse2) 256) 127) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse48) 256) 0)) (not (<= .cse46 127)) (< |ULTIMATE.start_gcd_test_~a#1| 0) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse46) (<= .cse48 |c_ULTIMATE.start_main1_~y~0#1|)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))))) (< |c_ULTIMATE.start_gcd_test_~b#1| 0) (= |c_ULTIMATE.start_gcd_test_~b#1| 0) (not (< 0 |c_ULTIMATE.start_main1_~y~0#1|))) (= |c_ULTIMATE.start_main1_~y~0#1| |c_ULTIMATE.start_gcd_test_~b#1|)) is different from true [2022-11-20 12:14:44,175 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse8 (< |c_ULTIMATE.start_gcd_test_~b#1| 0))) (let ((.cse0 (not .cse8))) (and .cse0 (<= |c_ULTIMATE.start_main1_~y~0#1| 127) (= |c_ULTIMATE.start_main1_~y~0#1| |c_ULTIMATE.start_gcd_test_~b#1|) (or (= |c_ULTIMATE.start_gcd_test_~b#1| 0) (let ((.cse3 (* |c_ULTIMATE.start_gcd_test_~b#1| 255))) (and (or (and (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse2 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse1 (mod .cse2 256))) (let ((.cse4 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse1) 256))) (or (= .cse1 0) (<= (mod (+ .cse2 .cse3) 256) 127) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse4) 256) 0)) (not (<= .cse1 127)) (< |ULTIMATE.start_gcd_test_~a#1| 0) (<= (mod (+ .cse2 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse1) (<= .cse4 |c_ULTIMATE.start_main1_~y~0#1|)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse7 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse6 (mod (+ .cse7 .cse3) 256))) (let ((.cse5 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse6)) 256))) (or (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (<= .cse5 |c_ULTIMATE.start_main1_~y~0#1|) (<= .cse6 127) (not (<= (mod .cse7 256) 127)) (<= (mod (+ .cse7 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse5) 256) 0)) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse6) (= .cse7 0)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|)))) .cse8) (or .cse8 (and (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse11 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse10 (mod .cse11 256))) (let ((.cse9 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse10)) 256))) (or (<= .cse9 |c_ULTIMATE.start_main1_~y~0#1|) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse10) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse9) 256) 0)) (<= (mod (+ .cse11 .cse3) 256) 127) (<= .cse10 127) (< |ULTIMATE.start_gcd_test_~a#1| 0) (<= (mod (+ .cse11 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse14 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse13 (mod (+ .cse14 .cse3) 256))) (let ((.cse12 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse13)) 256))) (or (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (<= .cse12 |c_ULTIMATE.start_main1_~y~0#1|) (<= .cse13 127) (<= (mod .cse14 256) 127) (<= (mod (+ .cse14 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse12) 256) 0)) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse13)))))))))) (or (and (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse15 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse17 (mod (+ .cse15 .cse3) 256))) (let ((.cse16 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse17)) 256))) (or (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (not (<= (mod (+ .cse15 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)) (<= .cse16 |c_ULTIMATE.start_main1_~y~0#1|) (<= .cse17 127) (not (<= (mod .cse15 256) 127)) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse16) 256) 0)) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse17) (= .cse15 0)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse19 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse18 (mod .cse19 256))) (let ((.cse20 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse18) 256))) (or (= .cse18 0) (not (<= (mod (+ .cse19 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)) (<= (mod (+ .cse19 .cse3) 256) 127) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse20) 256) 0)) (not (<= .cse18 127)) (< |ULTIMATE.start_gcd_test_~a#1| 0) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse18) (<= .cse20 |c_ULTIMATE.start_main1_~y~0#1|)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|)))) .cse8) (or (and (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse21 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse22 (mod .cse21 256))) (let ((.cse23 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse22) 256))) (or (not (<= (mod (+ .cse21 .cse3) 256) 127)) (= .cse22 0) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse23) 256) 0)) (not (<= .cse22 127)) (< |ULTIMATE.start_gcd_test_~a#1| 0) (<= (mod (+ .cse21 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse22) (<= .cse23 |c_ULTIMATE.start_main1_~y~0#1|)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse26 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse24 (mod (+ .cse26 .cse3) 256))) (let ((.cse25 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse24) 256))) (or (not (<= .cse24 127)) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse25) 256) 0)) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse24) (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (= .cse24 0) (<= .cse25 |c_ULTIMATE.start_main1_~y~0#1|) (not (<= (mod .cse26 256) 127)) (<= (mod (+ .cse26 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127) (= .cse26 0)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|)))) .cse8) (or .cse0 (and (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|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 256))) (let ((.cse27 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse28)) 256))) (or (<= .cse27 |c_ULTIMATE.start_main1_~y~0#1|) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse28) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse27) 256) 0)) (not (<= (mod (+ .cse29 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)) (<= (mod (+ .cse29 .cse3) 256) 127) (<= .cse28 127) (< |ULTIMATE.start_gcd_test_~a#1| 0)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| 0))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (< |v_ULTIMATE.start_gcd_test_~a#1_21| 0) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse31 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse30 (mod (+ .cse31 |c_ULTIMATE.start_gcd_test_~b#1|) 256))) (let ((.cse32 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse30) 256))) (or (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (not (<= .cse30 127)) (<= (mod (+ .cse31 .cse3) 256) 127) (<= (mod .cse31 256) 127) (= 0 .cse30) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse30) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse32) 256) 0)) (<= .cse32 |c_ULTIMATE.start_main1_~y~0#1|)))))))))) (or (and (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse35 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse33 (mod (+ .cse35 .cse3) 256))) (let ((.cse34 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse33) 256))) (or (not (<= .cse33 127)) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse34) 256) 0)) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse33) (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (= .cse33 0) (<= .cse34 |c_ULTIMATE.start_main1_~y~0#1|) (<= (mod .cse35 256) 127) (<= (mod (+ .cse35 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse37 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse38 (mod .cse37 256))) (let ((.cse36 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse38)) 256))) (or (<= .cse36 |c_ULTIMATE.start_main1_~y~0#1|) (not (<= (mod (+ .cse37 .cse3) 256) 127)) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse38) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse36) 256) 0)) (<= .cse38 127) (< |ULTIMATE.start_gcd_test_~a#1| 0) (<= (mod (+ .cse37 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|)))) .cse8) (or .cse0 (and (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse39 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse40 (mod (+ .cse39 |c_ULTIMATE.start_gcd_test_~b#1|) 256))) (let ((.cse41 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse40) 256))) (or (not (<= (mod (+ .cse39 .cse3) 256) 127)) (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (not (<= .cse40 127)) (= 0 .cse40) (not (<= (mod .cse39 256) 127)) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse40) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse41) 256) 0)) (<= .cse41 |c_ULTIMATE.start_main1_~y~0#1|)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| 0))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|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 256))) (let ((.cse44 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse43) 256))) (or (not (<= (mod (+ .cse42 .cse3) 256) 127)) (= .cse43 0) (not (<= (mod (+ .cse42 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse44) 256) 0)) (not (<= .cse43 127)) (< |ULTIMATE.start_gcd_test_~a#1| 0) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse43) (<= .cse44 |c_ULTIMATE.start_main1_~y~0#1|)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| 0))))) (or .cse0 (and (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (< |v_ULTIMATE.start_gcd_test_~a#1_21| 0) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse45 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse46 (mod .cse45 256))) (let ((.cse47 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse46) 256))) (or (not (<= (mod (+ .cse45 .cse3) 256) 127)) (= .cse46 0) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse47) 256) 0)) (not (<= .cse46 127)) (< |ULTIMATE.start_gcd_test_~a#1| 0) (<= (mod (+ .cse45 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse46) (<= .cse47 |c_ULTIMATE.start_main1_~y~0#1|)))))))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (< |v_ULTIMATE.start_gcd_test_~a#1_21| 0) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|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))) (let ((.cse50 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse49)) 256))) (or (not (<= (mod (+ .cse48 .cse3) 256) 127)) (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (not (<= (mod .cse48 256) 127)) (<= .cse49 127) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse49) (<= .cse50 |c_ULTIMATE.start_main1_~y~0#1|) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse50) 256) 0)) (= .cse48 0)))))))))) (or .cse0 (and (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (< |v_ULTIMATE.start_gcd_test_~a#1_21| 0) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse51 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse52 (mod (+ .cse51 |c_ULTIMATE.start_gcd_test_~b#1|) 256))) (let ((.cse53 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse52)) 256))) (or (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (<= (mod (+ .cse51 .cse3) 256) 127) (not (<= (mod .cse51 256) 127)) (<= .cse52 127) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse52) (<= .cse53 |c_ULTIMATE.start_main1_~y~0#1|) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse53) 256) 0)) (= .cse51 0)))))))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|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))) (let ((.cse56 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse54) 256))) (or (= .cse54 0) (<= (mod (+ .cse55 .cse3) 256) 127) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse56) 256) 0)) (not (<= .cse54 127)) (< |ULTIMATE.start_gcd_test_~a#1| 0) (<= (mod (+ .cse55 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse54) (<= .cse56 |c_ULTIMATE.start_main1_~y~0#1|)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| 0))))) (or .cse8 (and (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse58 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse59 (mod .cse58 256))) (let ((.cse57 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse59)) 256))) (or (<= .cse57 |c_ULTIMATE.start_main1_~y~0#1|) (not (<= (mod (+ .cse58 .cse3) 256) 127)) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse59) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse57) 256) 0)) (not (<= (mod (+ .cse58 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)) (<= .cse59 127) (< |ULTIMATE.start_gcd_test_~a#1| 0)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse62 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse60 (mod (+ .cse62 .cse3) 256))) (let ((.cse61 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse60) 256))) (or (not (<= .cse60 127)) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse61) 256) 0)) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse60) (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (not (<= (mod (+ .cse62 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)) (= .cse60 0) (<= .cse61 |c_ULTIMATE.start_main1_~y~0#1|) (<= (mod .cse62 256) 127)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))))) (or .cse0 (and (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse64 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse63 (mod (+ .cse64 |c_ULTIMATE.start_gcd_test_~b#1|) 256))) (let ((.cse65 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse63) 256))) (or (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (not (<= .cse63 127)) (<= (mod (+ .cse64 .cse3) 256) 127) (= 0 .cse63) (not (<= (mod .cse64 256) 127)) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse63) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse65) 256) 0)) (<= .cse65 |c_ULTIMATE.start_main1_~y~0#1|) (= .cse64 0)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| 0))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (< |v_ULTIMATE.start_gcd_test_~a#1_21| 0) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse67 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse66 (mod .cse67 256))) (let ((.cse68 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse66) 256))) (or (= .cse66 0) (not (<= (mod (+ .cse67 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)) (<= (mod (+ .cse67 .cse3) 256) 127) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse68) 256) 0)) (not (<= .cse66 127)) (< |ULTIMATE.start_gcd_test_~a#1| 0) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse66) (<= .cse68 |c_ULTIMATE.start_main1_~y~0#1|)))))))))) (or .cse8 (and (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse69 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse71 (mod (+ .cse69 .cse3) 256))) (let ((.cse70 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse71)) 256))) (or (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (not (<= (mod (+ .cse69 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)) (<= .cse70 |c_ULTIMATE.start_main1_~y~0#1|) (<= .cse71 127) (<= (mod .cse69 256) 127) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse70) 256) 0)) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse71)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse74 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse73 (mod .cse74 256))) (let ((.cse72 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse73)) 256))) (or (<= .cse72 |c_ULTIMATE.start_main1_~y~0#1|) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse73) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse72) 256) 0)) (not (<= (mod (+ .cse74 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)) (<= (mod (+ .cse74 .cse3) 256) 127) (<= .cse73 127) (< |ULTIMATE.start_gcd_test_~a#1| 0)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))))) (or .cse0 (and (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (< |v_ULTIMATE.start_gcd_test_~a#1_21| 0) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse75 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse76 (mod (+ .cse75 |c_ULTIMATE.start_gcd_test_~b#1|) 256))) (let ((.cse77 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse76)) 256))) (or (not (<= (mod (+ .cse75 .cse3) 256) 127)) (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (<= (mod .cse75 256) 127) (<= .cse76 127) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse76) (<= .cse77 |c_ULTIMATE.start_main1_~y~0#1|) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse77) 256) 0))))))))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse79 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse80 (mod .cse79 256))) (let ((.cse78 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse80)) 256))) (or (<= .cse78 |c_ULTIMATE.start_main1_~y~0#1|) (not (<= (mod (+ .cse79 .cse3) 256) 127)) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse80) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse78) 256) 0)) (<= .cse80 127) (< |ULTIMATE.start_gcd_test_~a#1| 0) (<= (mod (+ .cse79 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| 0))))) (or .cse0 (and (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (< |v_ULTIMATE.start_gcd_test_~a#1_21| 0) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse83 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse82 (mod .cse83 256))) (let ((.cse81 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse82)) 256))) (or (<= .cse81 |c_ULTIMATE.start_main1_~y~0#1|) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse82) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse81) 256) 0)) (<= (mod (+ .cse83 .cse3) 256) 127) (<= .cse82 127) (< |ULTIMATE.start_gcd_test_~a#1| 0) (<= (mod (+ .cse83 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)))))))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse84 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse85 (mod (+ .cse84 |c_ULTIMATE.start_gcd_test_~b#1|) 256))) (let ((.cse86 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse85)) 256))) (or (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (<= (mod (+ .cse84 .cse3) 256) 127) (<= (mod .cse84 256) 127) (<= .cse85 127) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse85) (<= .cse86 |c_ULTIMATE.start_main1_~y~0#1|) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse86) 256) 0))))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| 0))))) (or .cse8 (and (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse89 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse87 (mod (+ .cse89 .cse3) 256))) (let ((.cse88 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse87) 256))) (or (not (<= .cse87 127)) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse88) 256) 0)) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse87) (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (not (<= (mod (+ .cse89 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)) (= .cse87 0) (<= .cse88 |c_ULTIMATE.start_main1_~y~0#1|) (not (<= (mod .cse89 256) 127))))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse90 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse91 (mod .cse90 256))) (let ((.cse92 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse91) 256))) (or (not (<= (mod (+ .cse90 .cse3) 256) 127)) (= .cse91 0) (not (<= (mod (+ .cse90 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse92) 256) 0)) (not (<= .cse91 127)) (< |ULTIMATE.start_gcd_test_~a#1| 0) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse91) (<= .cse92 |c_ULTIMATE.start_main1_~y~0#1|)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| |c_ULTIMATE.start_gcd_test_~b#1|))))) (or .cse0 (and (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (< |v_ULTIMATE.start_gcd_test_~a#1_21| 0) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse94 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse95 (mod .cse94 256))) (let ((.cse93 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| (+ (- 256) .cse95)) 256))) (or (<= .cse93 |c_ULTIMATE.start_main1_~y~0#1|) (not (<= (mod (+ .cse94 .cse3) 256) 127)) (< (+ 256 |v_ULTIMATE.start_gcd_test_~a#1_20|) .cse95) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse93) 256) 0)) (not (<= (mod (+ .cse94 |c_ULTIMATE.start_gcd_test_~b#1|) 256) 127)) (<= .cse95 127) (< |ULTIMATE.start_gcd_test_~a#1| 0)))))))) (forall ((|v_ULTIMATE.start_gcd_test_~a#1_21| Int)) (or (forall ((|v_ULTIMATE.start_gcd_test_~a#1_20| Int) (|ULTIMATE.start_gcd_test_~a#1| Int)) (let ((.cse96 (mod |ULTIMATE.start_gcd_test_~a#1| |c_ULTIMATE.start_gcd_test_~b#1|))) (let ((.cse97 (mod (+ .cse96 |c_ULTIMATE.start_gcd_test_~b#1|) 256))) (let ((.cse98 (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_21| .cse97) 256))) (or (not (<= (mod (+ .cse96 .cse3) 256) 127)) (not (< |ULTIMATE.start_gcd_test_~a#1| 0)) (not (<= .cse97 127)) (<= (mod .cse96 256) 127) (= 0 .cse97) (< |v_ULTIMATE.start_gcd_test_~a#1_20| .cse97) (not (= (mod (mod |v_ULTIMATE.start_gcd_test_~a#1_20| .cse98) 256) 0)) (<= .cse98 |c_ULTIMATE.start_main1_~y~0#1|)))))) (< |v_ULTIMATE.start_gcd_test_~a#1_21| 0))))))) (not (< 0 |c_ULTIMATE.start_main1_~y~0#1|)))))) is different from true [2022-11-20 12:14:56,194 WARN L233 SmtUtils]: Spent 7.40s on a formula simplification. DAG size of input: 54 DAG size of output: 52 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 12:14:56,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:14:56,545 INFO L93 Difference]: Finished difference Result 49 states and 54 transitions. [2022-11-20 12:14:56,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-20 12:14:56,546 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.25) internal successors, (25), 20 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2022-11-20 12:14:56,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:14:56,547 INFO L225 Difference]: With dead ends: 49 [2022-11-20 12:14:56,547 INFO L226 Difference]: Without dead ends: 39 [2022-11-20 12:14:56,548 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 4 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 183.6s TimeCoverageRelationStatistics Valid=79, Invalid=305, Unknown=12, NotChecked=156, Total=552 [2022-11-20 12:14:56,549 INFO L413 NwaCegarLoop]: 26 mSDtfsCounter, 0 mSDsluCounter, 184 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 210 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 76 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 12:14:56,549 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 210 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 6 Invalid, 0 Unknown, 76 Unchecked, 0.0s Time] [2022-11-20 12:14:56,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2022-11-20 12:14:56,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 36. [2022-11-20 12:14:56,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 28 states have (on average 1.1071428571428572) internal successors, (31), 29 states have internal predecessors, (31), 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) [2022-11-20 12:14:56,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 39 transitions. [2022-11-20 12:14:56,569 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 39 transitions. Word has length 14 [2022-11-20 12:14:56,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:14:56,570 INFO L495 AbstractCegarLoop]: Abstraction has 36 states and 39 transitions. [2022-11-20 12:14:56,570 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 1.25) internal successors, (25), 20 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:14:56,570 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 39 transitions. [2022-11-20 12:14:56,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 12:14:56,571 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:14:56,572 INFO L195 NwaCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:14:56,578 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81df14bb-54e9-4472-b05f-97438b44eefe/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-20 12:14:56,774 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81df14bb-54e9-4472-b05f-97438b44eefe/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 12:14:56,774 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 12:14:56,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:14:56,775 INFO L85 PathProgramCache]: Analyzing trace with hash -1911673028, now seen corresponding path program 1 times [2022-11-20 12:14:56,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:14:56,775 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [43862972] [2022-11-20 12:14:56,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:14:56,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:14:56,788 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-20 12:14:56,789 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1044203205] [2022-11-20 12:14:56,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:14:56,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 12:14:56,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81df14bb-54e9-4472-b05f-97438b44eefe/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:14:56,791 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81df14bb-54e9-4472-b05f-97438b44eefe/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 12:14:56,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81df14bb-54e9-4472-b05f-97438b44eefe/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-20 12:14:56,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:14:56,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 37 conjunts are in the unsatisfiable core [2022-11-20 12:14:56,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:15:36,756 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 1 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:15:36,756 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 12:16:53,568 WARN L233 SmtUtils]: Spent 53.32s on a formula simplification. DAG size of input: 94 DAG size of output: 64 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 12:19:40,298 WARN L233 SmtUtils]: Spent 1.71m on a formula simplification that was a NOOP. DAG size: 168 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 12:22:18,614 WARN L233 SmtUtils]: Spent 2.26m on a formula simplification. DAG size of input: 111 DAG size of output: 94 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)