./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-68.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-68.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9cada0c85d469bf843d2b88bb91f13bf498b21137f0d387bee03f08915f85ad4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 03:56:43,812 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:56:43,902 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 03:56:43,908 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:56:43,908 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:56:43,936 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:56:43,937 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:56:43,937 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:56:43,938 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 03:56:43,938 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 03:56:43,938 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 03:56:43,942 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 03:56:43,942 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:56:43,943 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:56:43,943 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:56:43,943 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:56:43,943 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 03:56:43,943 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 03:56:43,944 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 03:56:43,944 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 03:56:43,944 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:56:43,944 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 03:56:43,944 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 03:56:43,944 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 03:56:43,945 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 03:56:43,945 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 03:56:43,945 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:56:43,945 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:56:43,945 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 03:56:43,945 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:56:43,945 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:56:43,946 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:56:43,946 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:56:43,946 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:56:43,946 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:56:43,946 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:56:43,946 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:56:43,946 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:56:43,947 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:56:43,947 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 03:56:43,947 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 03:56:43,947 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 03:56:43,947 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 03:56:43,947 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 03:56:43,947 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 03:56:43,947 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 03:56:43,947 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 03:56:43,948 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 03:56:43,948 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> 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 -> 9cada0c85d469bf843d2b88bb91f13bf498b21137f0d387bee03f08915f85ad4 [2024-11-28 03:56:44,252 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:56:44,267 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:56:44,269 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:56:44,272 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:56:44,273 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:56:44,275 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-68.i [2024-11-28 03:56:47,193 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/data/7d3b56bf1/870ac4198b144ad5a9c8600fc9af5a5c/FLAG73b4f01ef [2024-11-28 03:56:47,519 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:56:47,519 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-68.i [2024-11-28 03:56:47,529 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/data/7d3b56bf1/870ac4198b144ad5a9c8600fc9af5a5c/FLAG73b4f01ef [2024-11-28 03:56:47,550 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/data/7d3b56bf1/870ac4198b144ad5a9c8600fc9af5a5c [2024-11-28 03:56:47,552 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:56:47,555 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:56:47,557 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:56:47,557 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:56:47,562 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:56:47,563 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:56:47" (1/1) ... [2024-11-28 03:56:47,564 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2860b371 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:56:47, skipping insertion in model container [2024-11-28 03:56:47,564 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:56:47" (1/1) ... [2024-11-28 03:56:47,586 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:56:47,740 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-68.i[916,929] [2024-11-28 03:56:47,848 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:56:47,863 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 03:56:47,873 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-68.i[916,929] [2024-11-28 03:56:47,944 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:56:47,972 INFO L204 MainTranslator]: Completed translation [2024-11-28 03:56:47,972 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:56:47 WrapperNode [2024-11-28 03:56:47,973 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:56:47,974 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 03:56:47,975 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 03:56:47,975 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 03:56:47,986 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:56:47" (1/1) ... [2024-11-28 03:56:48,005 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:56:47" (1/1) ... [2024-11-28 03:56:48,084 INFO L138 Inliner]: procedures = 26, calls = 53, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 389 [2024-11-28 03:56:48,085 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 03:56:48,085 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 03:56:48,085 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 03:56:48,085 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 03:56:48,098 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:56:47" (1/1) ... [2024-11-28 03:56:48,098 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:56:47" (1/1) ... [2024-11-28 03:56:48,106 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:56:47" (1/1) ... [2024-11-28 03:56:48,144 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-28 03:56:48,148 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:56:47" (1/1) ... [2024-11-28 03:56:48,148 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:56:47" (1/1) ... [2024-11-28 03:56:48,167 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:56:47" (1/1) ... [2024-11-28 03:56:48,172 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:56:47" (1/1) ... [2024-11-28 03:56:48,178 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:56:47" (1/1) ... [2024-11-28 03:56:48,185 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:56:47" (1/1) ... [2024-11-28 03:56:48,192 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:56:47" (1/1) ... [2024-11-28 03:56:48,202 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 03:56:48,203 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 03:56:48,203 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 03:56:48,203 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 03:56:48,204 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:56:47" (1/1) ... [2024-11-28 03:56:48,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:56:48,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:56:48,245 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 03:56:48,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 03:56:48,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 03:56:48,274 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 03:56:48,274 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 03:56:48,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 03:56:48,274 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 03:56:48,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 03:56:48,397 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 03:56:48,399 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 03:56:49,306 INFO L? ?]: Removed 48 outVars from TransFormulas that were not future-live. [2024-11-28 03:56:49,307 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 03:56:49,321 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 03:56:49,321 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 03:56:49,321 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:56:49 BoogieIcfgContainer [2024-11-28 03:56:49,322 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 03:56:49,324 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 03:56:49,324 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 03:56:49,329 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 03:56:49,329 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:56:47" (1/3) ... [2024-11-28 03:56:49,330 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a2dca85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:56:49, skipping insertion in model container [2024-11-28 03:56:49,331 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:56:47" (2/3) ... [2024-11-28 03:56:49,331 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a2dca85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:56:49, skipping insertion in model container [2024-11-28 03:56:49,332 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:56:49" (3/3) ... [2024-11-28 03:56:49,334 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-68.i [2024-11-28 03:56:49,350 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 03:56:49,353 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount100_file-68.i that has 2 procedures, 162 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 03:56:49,432 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 03:56:49,445 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@28ec044, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 03:56:49,446 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 03:56:49,451 INFO L276 IsEmpty]: Start isEmpty. Operand has 162 states, 119 states have (on average 1.4621848739495797) internal successors, (174), 120 states have internal predecessors, (174), 40 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2024-11-28 03:56:49,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2024-11-28 03:56:49,477 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:56:49,478 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:56:49,478 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:56:49,485 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:56:49,486 INFO L85 PathProgramCache]: Analyzing trace with hash 54061879, now seen corresponding path program 1 times [2024-11-28 03:56:49,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:56:49,494 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [359569310] [2024-11-28 03:56:49,495 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:56:49,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:56:49,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:56:50,040 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 3042 trivial. 0 not checked. [2024-11-28 03:56:50,041 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:56:50,042 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [359569310] [2024-11-28 03:56:50,042 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [359569310] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:56:50,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2108356062] [2024-11-28 03:56:50,045 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:56:50,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:56:50,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:56:50,048 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 03:56:50,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 03:56:50,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:56:50,414 INFO L256 TraceCheckSpWp]: Trace formula consists of 612 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 03:56:50,431 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:56:50,491 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 3042 trivial. 0 not checked. [2024-11-28 03:56:50,493 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:56:50,493 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2108356062] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:56:50,494 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 03:56:50,495 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-28 03:56:50,497 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2072824673] [2024-11-28 03:56:50,498 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:56:50,502 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 03:56:50,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:56:50,532 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 03:56:50,533 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 03:56:50,535 INFO L87 Difference]: Start difference. First operand has 162 states, 119 states have (on average 1.4621848739495797) internal successors, (174), 120 states have internal predecessors, (174), 40 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) Second operand has 2 states, 2 states have (on average 36.5) internal successors, (73), 2 states have internal predecessors, (73), 2 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 2 states have call successors, (40) [2024-11-28 03:56:50,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:56:50,590 INFO L93 Difference]: Finished difference Result 317 states and 542 transitions. [2024-11-28 03:56:50,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 03:56:50,593 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 36.5) internal successors, (73), 2 states have internal predecessors, (73), 2 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 2 states have call successors, (40) Word has length 268 [2024-11-28 03:56:50,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:56:50,602 INFO L225 Difference]: With dead ends: 317 [2024-11-28 03:56:50,602 INFO L226 Difference]: Without dead ends: 158 [2024-11-28 03:56:50,607 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 269 GetRequests, 269 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 03:56:50,610 INFO L435 NwaCegarLoop]: 247 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 247 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:56:50,611 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 247 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:56:50,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2024-11-28 03:56:50,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 158. [2024-11-28 03:56:50,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 116 states have (on average 1.4396551724137931) internal successors, (167), 116 states have internal predecessors, (167), 40 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2024-11-28 03:56:50,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 247 transitions. [2024-11-28 03:56:50,701 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 247 transitions. Word has length 268 [2024-11-28 03:56:50,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:56:50,701 INFO L471 AbstractCegarLoop]: Abstraction has 158 states and 247 transitions. [2024-11-28 03:56:50,701 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 36.5) internal successors, (73), 2 states have internal predecessors, (73), 2 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 2 states have call successors, (40) [2024-11-28 03:56:50,702 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 247 transitions. [2024-11-28 03:56:50,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2024-11-28 03:56:50,710 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:56:50,710 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:56:50,725 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-28 03:56:50,914 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-28 03:56:50,915 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:56:50,915 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:56:50,916 INFO L85 PathProgramCache]: Analyzing trace with hash 467577979, now seen corresponding path program 1 times [2024-11-28 03:56:50,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:56:50,916 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372010291] [2024-11-28 03:56:50,916 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:56:50,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:56:51,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:56:51,555 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3120 trivial. 0 not checked. [2024-11-28 03:56:51,556 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:56:51,556 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372010291] [2024-11-28 03:56:51,556 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1372010291] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:56:51,556 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:56:51,556 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:56:51,556 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111171366] [2024-11-28 03:56:51,557 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:56:51,559 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:56:51,559 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:56:51,560 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:56:51,560 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:56:51,560 INFO L87 Difference]: Start difference. First operand 158 states and 247 transitions. Second operand has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-11-28 03:56:51,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:56:51,617 INFO L93 Difference]: Finished difference Result 313 states and 491 transitions. [2024-11-28 03:56:51,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:56:51,618 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) Word has length 268 [2024-11-28 03:56:51,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:56:51,624 INFO L225 Difference]: With dead ends: 313 [2024-11-28 03:56:51,625 INFO L226 Difference]: Without dead ends: 158 [2024-11-28 03:56:51,626 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:56:51,628 INFO L435 NwaCegarLoop]: 245 mSDtfsCounter, 0 mSDsluCounter, 242 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 487 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:56:51,629 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 487 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:56:51,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2024-11-28 03:56:51,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 158. [2024-11-28 03:56:51,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 116 states have (on average 1.4310344827586208) internal successors, (166), 116 states have internal predecessors, (166), 40 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2024-11-28 03:56:51,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 246 transitions. [2024-11-28 03:56:51,658 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 246 transitions. Word has length 268 [2024-11-28 03:56:51,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:56:51,662 INFO L471 AbstractCegarLoop]: Abstraction has 158 states and 246 transitions. [2024-11-28 03:56:51,663 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-11-28 03:56:51,663 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 246 transitions. [2024-11-28 03:56:51,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2024-11-28 03:56:51,670 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:56:51,670 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:56:51,670 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 03:56:51,671 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:56:51,672 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:56:51,672 INFO L85 PathProgramCache]: Analyzing trace with hash -376427523, now seen corresponding path program 1 times [2024-11-28 03:56:51,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:56:51,672 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901966328] [2024-11-28 03:56:51,672 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:56:51,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:56:52,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:56:58,050 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3120 trivial. 0 not checked. [2024-11-28 03:56:58,051 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:56:58,051 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901966328] [2024-11-28 03:56:58,051 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1901966328] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:56:58,051 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:56:58,051 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 03:56:58,051 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2122952092] [2024-11-28 03:56:58,051 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:56:58,053 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 03:56:58,053 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:56:58,054 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 03:56:58,054 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:56:58,054 INFO L87 Difference]: Start difference. First operand 158 states and 246 transitions. Second operand has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 7 states have internal predecessors, (71), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-11-28 03:56:59,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:56:59,901 INFO L93 Difference]: Finished difference Result 473 states and 729 transitions. [2024-11-28 03:56:59,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:56:59,902 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 7 states have internal predecessors, (71), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) Word has length 268 [2024-11-28 03:56:59,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:56:59,909 INFO L225 Difference]: With dead ends: 473 [2024-11-28 03:56:59,909 INFO L226 Difference]: Without dead ends: 318 [2024-11-28 03:56:59,910 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 8 SyntacticMatches, 2 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2024-11-28 03:56:59,911 INFO L435 NwaCegarLoop]: 219 mSDtfsCounter, 715 mSDsluCounter, 365 mSDsCounter, 0 mSdLazyCounter, 563 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 715 SdHoareTripleChecker+Valid, 584 SdHoareTripleChecker+Invalid, 632 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 563 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-28 03:56:59,913 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [715 Valid, 584 Invalid, 632 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 563 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-28 03:56:59,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 318 states. [2024-11-28 03:56:59,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 318 to 293. [2024-11-28 03:56:59,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 293 states, 247 states have (on average 1.4817813765182186) internal successors, (366), 248 states have internal predecessors, (366), 43 states have call successors, (43), 2 states have call predecessors, (43), 2 states have return successors, (43), 42 states have call predecessors, (43), 43 states have call successors, (43) [2024-11-28 03:56:59,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 452 transitions. [2024-11-28 03:56:59,966 INFO L78 Accepts]: Start accepts. Automaton has 293 states and 452 transitions. Word has length 268 [2024-11-28 03:56:59,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:56:59,967 INFO L471 AbstractCegarLoop]: Abstraction has 293 states and 452 transitions. [2024-11-28 03:56:59,969 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 7 states have internal predecessors, (71), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-11-28 03:56:59,969 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 452 transitions. [2024-11-28 03:56:59,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2024-11-28 03:56:59,975 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:56:59,976 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:56:59,976 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 03:56:59,976 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:56:59,977 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:56:59,977 INFO L85 PathProgramCache]: Analyzing trace with hash -1656291201, now seen corresponding path program 1 times [2024-11-28 03:56:59,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:56:59,977 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887758865] [2024-11-28 03:56:59,978 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:56:59,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:57:00,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:57:00,532 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 9 proven. 108 refuted. 0 times theorem prover too weak. 3003 trivial. 0 not checked. [2024-11-28 03:57:00,533 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:57:00,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [887758865] [2024-11-28 03:57:00,533 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [887758865] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:57:00,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [504810457] [2024-11-28 03:57:00,534 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:57:00,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:57:00,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:57:00,536 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 03:57:00,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-28 03:57:00,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:57:00,765 INFO L256 TraceCheckSpWp]: Trace formula consists of 607 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-28 03:57:00,775 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:57:01,787 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1543 proven. 147 refuted. 0 times theorem prover too weak. 1430 trivial. 0 not checked. [2024-11-28 03:57:01,787 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:57:02,471 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 81 proven. 150 refuted. 0 times theorem prover too weak. 2889 trivial. 0 not checked. [2024-11-28 03:57:02,471 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [504810457] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 03:57:02,471 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 03:57:02,472 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 8, 8] total 15 [2024-11-28 03:57:02,472 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429590781] [2024-11-28 03:57:02,472 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 03:57:02,473 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-28 03:57:02,475 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:57:02,476 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-28 03:57:02,476 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2024-11-28 03:57:02,477 INFO L87 Difference]: Start difference. First operand 293 states and 452 transitions. Second operand has 15 states, 15 states have (on average 9.266666666666667) internal successors, (139), 15 states have internal predecessors, (139), 6 states have call successors, (102), 3 states have call predecessors, (102), 7 states have return successors, (104), 6 states have call predecessors, (104), 6 states have call successors, (104) [2024-11-28 03:57:03,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:57:03,432 INFO L93 Difference]: Finished difference Result 548 states and 838 transitions. [2024-11-28 03:57:03,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-28 03:57:03,433 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 9.266666666666667) internal successors, (139), 15 states have internal predecessors, (139), 6 states have call successors, (102), 3 states have call predecessors, (102), 7 states have return successors, (104), 6 states have call predecessors, (104), 6 states have call successors, (104) Word has length 268 [2024-11-28 03:57:03,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:57:03,438 INFO L225 Difference]: With dead ends: 548 [2024-11-28 03:57:03,438 INFO L226 Difference]: Without dead ends: 258 [2024-11-28 03:57:03,439 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 554 GetRequests, 528 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 137 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=235, Invalid=521, Unknown=0, NotChecked=0, Total=756 [2024-11-28 03:57:03,442 INFO L435 NwaCegarLoop]: 151 mSDtfsCounter, 263 mSDsluCounter, 437 mSDsCounter, 0 mSdLazyCounter, 596 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 264 SdHoareTripleChecker+Valid, 588 SdHoareTripleChecker+Invalid, 682 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 596 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-28 03:57:03,443 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [264 Valid, 588 Invalid, 682 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 596 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-28 03:57:03,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2024-11-28 03:57:03,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 256. [2024-11-28 03:57:03,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 256 states, 207 states have (on average 1.3623188405797102) internal successors, (282), 208 states have internal predecessors, (282), 43 states have call successors, (43), 5 states have call predecessors, (43), 5 states have return successors, (43), 42 states have call predecessors, (43), 43 states have call successors, (43) [2024-11-28 03:57:03,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 368 transitions. [2024-11-28 03:57:03,482 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 368 transitions. Word has length 268 [2024-11-28 03:57:03,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:57:03,483 INFO L471 AbstractCegarLoop]: Abstraction has 256 states and 368 transitions. [2024-11-28 03:57:03,484 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 9.266666666666667) internal successors, (139), 15 states have internal predecessors, (139), 6 states have call successors, (102), 3 states have call predecessors, (102), 7 states have return successors, (104), 6 states have call predecessors, (104), 6 states have call successors, (104) [2024-11-28 03:57:03,484 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 368 transitions. [2024-11-28 03:57:03,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-11-28 03:57:03,491 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:57:03,492 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:57:03,502 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-28 03:57:03,696 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:57:03,696 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:57:03,697 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:57:03,697 INFO L85 PathProgramCache]: Analyzing trace with hash 1151353825, now seen corresponding path program 1 times [2024-11-28 03:57:03,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:57:03,697 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1664364991] [2024-11-28 03:57:03,697 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:57:03,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:57:03,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:57:09,161 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3120 trivial. 0 not checked. [2024-11-28 03:57:09,162 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:57:09,162 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1664364991] [2024-11-28 03:57:09,162 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1664364991] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:57:09,162 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:57:09,162 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-28 03:57:09,163 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671381856] [2024-11-28 03:57:09,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:57:09,163 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-28 03:57:09,164 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:57:09,165 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-28 03:57:09,165 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2024-11-28 03:57:09,166 INFO L87 Difference]: Start difference. First operand 256 states and 368 transitions. Second operand has 14 states, 14 states have (on average 5.214285714285714) internal successors, (73), 14 states have internal predecessors, (73), 2 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2024-11-28 03:57:12,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:57:12,967 INFO L93 Difference]: Finished difference Result 1064 states and 1499 transitions. [2024-11-28 03:57:12,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-28 03:57:12,968 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.214285714285714) internal successors, (73), 14 states have internal predecessors, (73), 2 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 270 [2024-11-28 03:57:12,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:57:12,972 INFO L225 Difference]: With dead ends: 1064 [2024-11-28 03:57:12,972 INFO L226 Difference]: Without dead ends: 811 [2024-11-28 03:57:12,974 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=194, Invalid=358, Unknown=0, NotChecked=0, Total=552 [2024-11-28 03:57:12,974 INFO L435 NwaCegarLoop]: 258 mSDtfsCounter, 1861 mSDsluCounter, 989 mSDsCounter, 0 mSdLazyCounter, 1655 mSolverCounterSat, 179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1861 SdHoareTripleChecker+Valid, 1247 SdHoareTripleChecker+Invalid, 1834 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 179 IncrementalHoareTripleChecker+Valid, 1655 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:57:12,975 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1861 Valid, 1247 Invalid, 1834 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [179 Valid, 1655 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2024-11-28 03:57:12,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 811 states. [2024-11-28 03:57:13,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 811 to 514. [2024-11-28 03:57:13,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 514 states, 427 states have (on average 1.3840749414519906) internal successors, (591), 430 states have internal predecessors, (591), 76 states have call successors, (76), 10 states have call predecessors, (76), 10 states have return successors, (76), 73 states have call predecessors, (76), 76 states have call successors, (76) [2024-11-28 03:57:13,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 514 states and 743 transitions. [2024-11-28 03:57:13,027 INFO L78 Accepts]: Start accepts. Automaton has 514 states and 743 transitions. Word has length 270 [2024-11-28 03:57:13,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:57:13,028 INFO L471 AbstractCegarLoop]: Abstraction has 514 states and 743 transitions. [2024-11-28 03:57:13,028 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.214285714285714) internal successors, (73), 14 states have internal predecessors, (73), 2 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2024-11-28 03:57:13,028 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 743 transitions. [2024-11-28 03:57:13,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-11-28 03:57:13,036 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:57:13,037 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:57:13,037 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 03:57:13,038 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:57:13,038 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:57:13,038 INFO L85 PathProgramCache]: Analyzing trace with hash -128509853, now seen corresponding path program 1 times [2024-11-28 03:57:13,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:57:13,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [939648974] [2024-11-28 03:57:13,038 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:57:13,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:57:13,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:57:18,134 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3120 trivial. 0 not checked. [2024-11-28 03:57:18,134 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:57:18,134 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [939648974] [2024-11-28 03:57:18,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [939648974] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:57:18,134 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:57:18,135 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-28 03:57:18,135 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894821366] [2024-11-28 03:57:18,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:57:18,135 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-28 03:57:18,135 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:57:18,138 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-28 03:57:18,138 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2024-11-28 03:57:18,138 INFO L87 Difference]: Start difference. First operand 514 states and 743 transitions. Second operand has 13 states, 13 states have (on average 5.615384615384615) internal successors, (73), 13 states have internal predecessors, (73), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-11-28 03:57:27,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:57:27,032 INFO L93 Difference]: Finished difference Result 1245 states and 1770 transitions. [2024-11-28 03:57:27,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-28 03:57:27,033 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 5.615384615384615) internal successors, (73), 13 states have internal predecessors, (73), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) Word has length 270 [2024-11-28 03:57:27,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:57:27,039 INFO L225 Difference]: With dead ends: 1245 [2024-11-28 03:57:27,039 INFO L226 Difference]: Without dead ends: 734 [2024-11-28 03:57:27,042 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=141, Invalid=321, Unknown=0, NotChecked=0, Total=462 [2024-11-28 03:57:27,043 INFO L435 NwaCegarLoop]: 277 mSDtfsCounter, 1879 mSDsluCounter, 794 mSDsCounter, 0 mSdLazyCounter, 1915 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1879 SdHoareTripleChecker+Valid, 1071 SdHoareTripleChecker+Invalid, 2056 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 1915 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:57:27,044 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1879 Valid, 1071 Invalid, 2056 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 1915 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2024-11-28 03:57:27,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 734 states. [2024-11-28 03:57:27,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 734 to 514. [2024-11-28 03:57:27,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 514 states, 427 states have (on average 1.3817330210772834) internal successors, (590), 430 states have internal predecessors, (590), 76 states have call successors, (76), 10 states have call predecessors, (76), 10 states have return successors, (76), 73 states have call predecessors, (76), 76 states have call successors, (76) [2024-11-28 03:57:27,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 514 states and 742 transitions. [2024-11-28 03:57:27,096 INFO L78 Accepts]: Start accepts. Automaton has 514 states and 742 transitions. Word has length 270 [2024-11-28 03:57:27,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:57:27,097 INFO L471 AbstractCegarLoop]: Abstraction has 514 states and 742 transitions. [2024-11-28 03:57:27,097 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.615384615384615) internal successors, (73), 13 states have internal predecessors, (73), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-11-28 03:57:27,097 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 742 transitions. [2024-11-28 03:57:27,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-11-28 03:57:27,102 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:57:27,102 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:57:27,102 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-28 03:57:27,102 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:57:27,103 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:57:27,103 INFO L85 PathProgramCache]: Analyzing trace with hash 1574055651, now seen corresponding path program 1 times [2024-11-28 03:57:27,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:57:27,103 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [891177399] [2024-11-28 03:57:27,103 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:57:27,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:57:27,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:57:28,597 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3120 trivial. 0 not checked. [2024-11-28 03:57:28,597 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:57:28,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [891177399] [2024-11-28 03:57:28,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [891177399] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:57:28,597 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:57:28,597 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-28 03:57:28,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225550528] [2024-11-28 03:57:28,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:57:28,598 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 03:57:28,598 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:57:28,599 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 03:57:28,599 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2024-11-28 03:57:28,599 INFO L87 Difference]: Start difference. First operand 514 states and 742 transitions. Second operand has 10 states, 10 states have (on average 7.3) internal successors, (73), 10 states have internal predecessors, (73), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-11-28 03:57:30,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:57:30,156 INFO L93 Difference]: Finished difference Result 1280 states and 1830 transitions. [2024-11-28 03:57:30,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 03:57:30,157 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.3) internal successors, (73), 10 states have internal predecessors, (73), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) Word has length 270 [2024-11-28 03:57:30,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:57:30,162 INFO L225 Difference]: With dead ends: 1280 [2024-11-28 03:57:30,162 INFO L226 Difference]: Without dead ends: 769 [2024-11-28 03:57:30,163 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=78, Invalid=162, Unknown=0, NotChecked=0, Total=240 [2024-11-28 03:57:30,164 INFO L435 NwaCegarLoop]: 190 mSDtfsCounter, 927 mSDsluCounter, 515 mSDsCounter, 0 mSdLazyCounter, 707 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 927 SdHoareTripleChecker+Valid, 705 SdHoareTripleChecker+Invalid, 793 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 707 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:57:30,164 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [927 Valid, 705 Invalid, 793 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 707 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-28 03:57:30,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 769 states. [2024-11-28 03:57:30,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 769 to 527. [2024-11-28 03:57:30,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 527 states, 440 states have (on average 1.3863636363636365) internal successors, (610), 443 states have internal predecessors, (610), 76 states have call successors, (76), 10 states have call predecessors, (76), 10 states have return successors, (76), 73 states have call predecessors, (76), 76 states have call successors, (76) [2024-11-28 03:57:30,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 527 states and 762 transitions. [2024-11-28 03:57:30,222 INFO L78 Accepts]: Start accepts. Automaton has 527 states and 762 transitions. Word has length 270 [2024-11-28 03:57:30,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:57:30,224 INFO L471 AbstractCegarLoop]: Abstraction has 527 states and 762 transitions. [2024-11-28 03:57:30,225 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.3) internal successors, (73), 10 states have internal predecessors, (73), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-11-28 03:57:30,225 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 762 transitions. [2024-11-28 03:57:30,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-11-28 03:57:30,230 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:57:30,230 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:57:30,230 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-28 03:57:30,231 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:57:30,231 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:57:30,231 INFO L85 PathProgramCache]: Analyzing trace with hash 294191973, now seen corresponding path program 1 times [2024-11-28 03:57:30,231 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:57:30,232 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869216953] [2024-11-28 03:57:30,232 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:57:30,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:57:30,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:57:30,959 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 84 proven. 33 refuted. 0 times theorem prover too weak. 3003 trivial. 0 not checked. [2024-11-28 03:57:30,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:57:30,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869216953] [2024-11-28 03:57:30,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1869216953] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:57:30,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [672068227] [2024-11-28 03:57:30,960 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:57:30,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:57:30,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:57:30,962 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 03:57:30,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-28 03:57:31,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:57:31,153 INFO L256 TraceCheckSpWp]: Trace formula consists of 608 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-28 03:57:31,159 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:57:32,626 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1613 proven. 237 refuted. 0 times theorem prover too weak. 1270 trivial. 0 not checked. [2024-11-28 03:57:32,626 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:57:33,256 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 90 proven. 141 refuted. 0 times theorem prover too weak. 2889 trivial. 0 not checked. [2024-11-28 03:57:33,256 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [672068227] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 03:57:33,256 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 03:57:33,257 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 12, 9] total 22 [2024-11-28 03:57:33,257 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [633502358] [2024-11-28 03:57:33,257 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 03:57:33,258 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-11-28 03:57:33,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:57:33,259 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-11-28 03:57:33,259 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=335, Unknown=0, NotChecked=0, Total=462 [2024-11-28 03:57:33,260 INFO L87 Difference]: Start difference. First operand 527 states and 762 transitions. Second operand has 22 states, 22 states have (on average 7.454545454545454) internal successors, (164), 21 states have internal predecessors, (164), 7 states have call successors, (112), 4 states have call predecessors, (112), 8 states have return successors, (114), 7 states have call predecessors, (114), 7 states have call successors, (114) [2024-11-28 03:57:34,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:57:34,607 INFO L93 Difference]: Finished difference Result 1086 states and 1562 transitions. [2024-11-28 03:57:34,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-28 03:57:34,608 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 7.454545454545454) internal successors, (164), 21 states have internal predecessors, (164), 7 states have call successors, (112), 4 states have call predecessors, (112), 8 states have return successors, (114), 7 states have call predecessors, (114), 7 states have call successors, (114) Word has length 270 [2024-11-28 03:57:34,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:57:34,611 INFO L225 Difference]: With dead ends: 1086 [2024-11-28 03:57:34,611 INFO L226 Difference]: Without dead ends: 562 [2024-11-28 03:57:34,613 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 557 GetRequests, 527 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 216 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=281, Invalid=711, Unknown=0, NotChecked=0, Total=992 [2024-11-28 03:57:34,614 INFO L435 NwaCegarLoop]: 150 mSDtfsCounter, 1067 mSDsluCounter, 642 mSDsCounter, 0 mSdLazyCounter, 861 mSolverCounterSat, 303 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1094 SdHoareTripleChecker+Valid, 792 SdHoareTripleChecker+Invalid, 1164 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 303 IncrementalHoareTripleChecker+Valid, 861 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:57:34,614 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1094 Valid, 792 Invalid, 1164 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [303 Valid, 861 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-28 03:57:34,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 562 states. [2024-11-28 03:57:34,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 562 to 553. [2024-11-28 03:57:34,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 553 states, 462 states have (on average 1.367965367965368) internal successors, (632), 465 states have internal predecessors, (632), 76 states have call successors, (76), 14 states have call predecessors, (76), 14 states have return successors, (76), 73 states have call predecessors, (76), 76 states have call successors, (76) [2024-11-28 03:57:34,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 553 states and 784 transitions. [2024-11-28 03:57:34,668 INFO L78 Accepts]: Start accepts. Automaton has 553 states and 784 transitions. Word has length 270 [2024-11-28 03:57:34,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:57:34,668 INFO L471 AbstractCegarLoop]: Abstraction has 553 states and 784 transitions. [2024-11-28 03:57:34,669 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 7.454545454545454) internal successors, (164), 21 states have internal predecessors, (164), 7 states have call successors, (112), 4 states have call predecessors, (112), 8 states have return successors, (114), 7 states have call predecessors, (114), 7 states have call successors, (114) [2024-11-28 03:57:34,669 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 784 transitions. [2024-11-28 03:57:34,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2024-11-28 03:57:34,673 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:57:34,673 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:57:34,684 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-28 03:57:34,877 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:57:34,877 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:57:34,878 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:57:34,878 INFO L85 PathProgramCache]: Analyzing trace with hash -768790168, now seen corresponding path program 1 times [2024-11-28 03:57:34,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:57:34,878 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143135631] [2024-11-28 03:57:34,878 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:57:34,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:57:35,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:57:35,480 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 90 proven. 27 refuted. 0 times theorem prover too weak. 3003 trivial. 0 not checked. [2024-11-28 03:57:35,480 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:57:35,480 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [143135631] [2024-11-28 03:57:35,481 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [143135631] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:57:35,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [304641435] [2024-11-28 03:57:35,481 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:57:35,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:57:35,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:57:35,483 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 03:57:35,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-28 03:57:35,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:57:35,689 INFO L256 TraceCheckSpWp]: Trace formula consists of 609 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-28 03:57:35,695 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:57:36,139 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1190 proven. 48 refuted. 0 times theorem prover too weak. 1882 trivial. 0 not checked. [2024-11-28 03:57:36,140 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:57:36,505 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 90 proven. 27 refuted. 0 times theorem prover too weak. 3003 trivial. 0 not checked. [2024-11-28 03:57:36,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [304641435] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 03:57:36,505 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 03:57:36,505 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10, 7] total 15 [2024-11-28 03:57:36,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726556273] [2024-11-28 03:57:36,506 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 03:57:36,507 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-28 03:57:36,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:57:36,507 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-28 03:57:36,508 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2024-11-28 03:57:36,508 INFO L87 Difference]: Start difference. First operand 553 states and 784 transitions. Second operand has 15 states, 15 states have (on average 7.533333333333333) internal successors, (113), 15 states have internal predecessors, (113), 3 states have call successors, (49), 3 states have call predecessors, (49), 5 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2024-11-28 03:57:38,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:57:38,274 INFO L93 Difference]: Finished difference Result 1470 states and 2060 transitions. [2024-11-28 03:57:38,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-28 03:57:38,275 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 7.533333333333333) internal successors, (113), 15 states have internal predecessors, (113), 3 states have call successors, (49), 3 states have call predecessors, (49), 5 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) Word has length 271 [2024-11-28 03:57:38,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:57:38,281 INFO L225 Difference]: With dead ends: 1470 [2024-11-28 03:57:38,281 INFO L226 Difference]: Without dead ends: 920 [2024-11-28 03:57:38,284 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 577 GetRequests, 539 SyntacticMatches, 3 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 340 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=332, Invalid=1000, Unknown=0, NotChecked=0, Total=1332 [2024-11-28 03:57:38,284 INFO L435 NwaCegarLoop]: 177 mSDtfsCounter, 1041 mSDsluCounter, 1420 mSDsCounter, 0 mSdLazyCounter, 949 mSolverCounterSat, 430 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1073 SdHoareTripleChecker+Valid, 1597 SdHoareTripleChecker+Invalid, 1379 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 430 IncrementalHoareTripleChecker+Valid, 949 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:57:38,285 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1073 Valid, 1597 Invalid, 1379 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [430 Valid, 949 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-28 03:57:38,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 920 states. [2024-11-28 03:57:38,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 920 to 639. [2024-11-28 03:57:38,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 639 states, 497 states have (on average 1.3179074446680081) internal successors, (655), 501 states have internal predecessors, (655), 116 states have call successors, (116), 25 states have call predecessors, (116), 25 states have return successors, (116), 112 states have call predecessors, (116), 116 states have call successors, (116) [2024-11-28 03:57:38,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 639 states and 887 transitions. [2024-11-28 03:57:38,380 INFO L78 Accepts]: Start accepts. Automaton has 639 states and 887 transitions. Word has length 271 [2024-11-28 03:57:38,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:57:38,380 INFO L471 AbstractCegarLoop]: Abstraction has 639 states and 887 transitions. [2024-11-28 03:57:38,381 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 7.533333333333333) internal successors, (113), 15 states have internal predecessors, (113), 3 states have call successors, (49), 3 states have call predecessors, (49), 5 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2024-11-28 03:57:38,381 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 887 transitions. [2024-11-28 03:57:38,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-28 03:57:38,383 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:57:38,383 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:57:38,394 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-28 03:57:38,587 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:57:38,587 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:57:38,587 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:57:38,588 INFO L85 PathProgramCache]: Analyzing trace with hash 1334653701, now seen corresponding path program 1 times [2024-11-28 03:57:38,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:57:38,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1275260983] [2024-11-28 03:57:38,588 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:57:38,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:57:38,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:57:41,026 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3120 trivial. 0 not checked. [2024-11-28 03:57:41,026 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:57:41,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1275260983] [2024-11-28 03:57:41,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1275260983] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:57:41,026 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:57:41,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-28 03:57:41,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1229368057] [2024-11-28 03:57:41,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:57:41,027 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 03:57:41,027 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:57:41,028 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 03:57:41,028 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2024-11-28 03:57:41,029 INFO L87 Difference]: Start difference. First operand 639 states and 887 transitions. Second operand has 10 states, 10 states have (on average 7.5) internal successors, (75), 10 states have internal predecessors, (75), 2 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2024-11-28 03:57:42,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:57:42,959 INFO L93 Difference]: Finished difference Result 1538 states and 2128 transitions. [2024-11-28 03:57:42,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 03:57:42,960 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.5) internal successors, (75), 10 states have internal predecessors, (75), 2 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 272 [2024-11-28 03:57:42,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:57:42,967 INFO L225 Difference]: With dead ends: 1538 [2024-11-28 03:57:42,967 INFO L226 Difference]: Without dead ends: 973 [2024-11-28 03:57:42,970 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=73, Invalid=137, Unknown=0, NotChecked=0, Total=210 [2024-11-28 03:57:42,971 INFO L435 NwaCegarLoop]: 190 mSDtfsCounter, 1054 mSDsluCounter, 447 mSDsCounter, 0 mSdLazyCounter, 817 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1054 SdHoareTripleChecker+Valid, 637 SdHoareTripleChecker+Invalid, 886 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 817 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-28 03:57:42,974 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1054 Valid, 637 Invalid, 886 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 817 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-28 03:57:42,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 973 states. [2024-11-28 03:57:43,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 973 to 628. [2024-11-28 03:57:43,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 628 states, 516 states have (on average 1.3488372093023255) internal successors, (696), 520 states have internal predecessors, (696), 89 states have call successors, (89), 22 states have call predecessors, (89), 22 states have return successors, (89), 85 states have call predecessors, (89), 89 states have call successors, (89) [2024-11-28 03:57:43,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 628 states and 874 transitions. [2024-11-28 03:57:43,056 INFO L78 Accepts]: Start accepts. Automaton has 628 states and 874 transitions. Word has length 272 [2024-11-28 03:57:43,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:57:43,057 INFO L471 AbstractCegarLoop]: Abstraction has 628 states and 874 transitions. [2024-11-28 03:57:43,057 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.5) internal successors, (75), 10 states have internal predecessors, (75), 2 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2024-11-28 03:57:43,057 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 874 transitions. [2024-11-28 03:57:43,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-28 03:57:43,060 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:57:43,060 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:57:43,060 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-28 03:57:43,062 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:57:43,062 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:57:43,063 INFO L85 PathProgramCache]: Analyzing trace with hash 54790023, now seen corresponding path program 1 times [2024-11-28 03:57:43,063 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:57:43,063 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [188877016] [2024-11-28 03:57:43,063 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:57:43,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:57:43,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:57:45,571 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3120 trivial. 0 not checked. [2024-11-28 03:57:45,572 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:57:45,572 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [188877016] [2024-11-28 03:57:45,572 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [188877016] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:57:45,572 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:57:45,572 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-28 03:57:45,572 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872552167] [2024-11-28 03:57:45,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:57:45,573 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-28 03:57:45,573 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:57:45,573 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-28 03:57:45,574 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2024-11-28 03:57:45,574 INFO L87 Difference]: Start difference. First operand 628 states and 874 transitions. Second operand has 13 states, 13 states have (on average 5.769230769230769) internal successors, (75), 13 states have internal predecessors, (75), 2 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2024-11-28 03:57:49,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:57:49,740 INFO L93 Difference]: Finished difference Result 1629 states and 2252 transitions. [2024-11-28 03:57:49,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-28 03:57:49,742 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 5.769230769230769) internal successors, (75), 13 states have internal predecessors, (75), 2 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 272 [2024-11-28 03:57:49,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:57:49,748 INFO L225 Difference]: With dead ends: 1629 [2024-11-28 03:57:49,748 INFO L226 Difference]: Without dead ends: 1042 [2024-11-28 03:57:49,750 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=143, Invalid=319, Unknown=0, NotChecked=0, Total=462 [2024-11-28 03:57:49,751 INFO L435 NwaCegarLoop]: 216 mSDtfsCounter, 1815 mSDsluCounter, 601 mSDsCounter, 0 mSdLazyCounter, 1166 mSolverCounterSat, 152 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1815 SdHoareTripleChecker+Valid, 817 SdHoareTripleChecker+Invalid, 1318 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 152 IncrementalHoareTripleChecker+Valid, 1166 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2024-11-28 03:57:49,751 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1815 Valid, 817 Invalid, 1318 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [152 Valid, 1166 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2024-11-28 03:57:49,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1042 states. [2024-11-28 03:57:49,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1042 to 642. [2024-11-28 03:57:49,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 642 states, 530 states have (on average 1.3547169811320754) internal successors, (718), 534 states have internal predecessors, (718), 89 states have call successors, (89), 22 states have call predecessors, (89), 22 states have return successors, (89), 85 states have call predecessors, (89), 89 states have call successors, (89) [2024-11-28 03:57:49,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 642 states and 896 transitions. [2024-11-28 03:57:49,846 INFO L78 Accepts]: Start accepts. Automaton has 642 states and 896 transitions. Word has length 272 [2024-11-28 03:57:49,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:57:49,847 INFO L471 AbstractCegarLoop]: Abstraction has 642 states and 896 transitions. [2024-11-28 03:57:49,847 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.769230769230769) internal successors, (75), 13 states have internal predecessors, (75), 2 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2024-11-28 03:57:49,847 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 896 transitions. [2024-11-28 03:57:49,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-28 03:57:49,848 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:57:49,848 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:57:49,849 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-28 03:57:49,849 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:57:49,849 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:57:49,849 INFO L85 PathProgramCache]: Analyzing trace with hash 477491849, now seen corresponding path program 1 times [2024-11-28 03:57:49,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:57:49,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733031811] [2024-11-28 03:57:49,849 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:57:49,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:57:49,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:57:50,364 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 39 proven. 78 refuted. 0 times theorem prover too weak. 3003 trivial. 0 not checked. [2024-11-28 03:57:50,364 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:57:50,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [733031811] [2024-11-28 03:57:50,365 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [733031811] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:57:50,365 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1678417585] [2024-11-28 03:57:50,365 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:57:50,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:57:50,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:57:50,368 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 03:57:50,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-28 03:57:50,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:57:50,600 INFO L256 TraceCheckSpWp]: Trace formula consists of 610 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-28 03:57:50,606 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:57:51,653 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 2021 proven. 126 refuted. 0 times theorem prover too weak. 973 trivial. 0 not checked. [2024-11-28 03:57:51,653 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:57:52,619 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 207 proven. 135 refuted. 0 times theorem prover too weak. 2778 trivial. 0 not checked. [2024-11-28 03:57:52,620 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1678417585] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 03:57:52,620 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 03:57:52,620 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 12, 12] total 24 [2024-11-28 03:57:52,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2037497065] [2024-11-28 03:57:52,621 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 03:57:52,622 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-11-28 03:57:52,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:57:52,623 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-11-28 03:57:52,623 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=155, Invalid=397, Unknown=0, NotChecked=0, Total=552 [2024-11-28 03:57:52,624 INFO L87 Difference]: Start difference. First operand 642 states and 896 transitions. Second operand has 24 states, 23 states have (on average 7.086956521739131) internal successors, (163), 22 states have internal predecessors, (163), 9 states have call successors, (108), 4 states have call predecessors, (108), 9 states have return successors, (109), 9 states have call predecessors, (109), 9 states have call successors, (109) [2024-11-28 03:57:55,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:57:55,098 INFO L93 Difference]: Finished difference Result 1431 states and 1974 transitions. [2024-11-28 03:57:55,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-28 03:57:55,099 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 7.086956521739131) internal successors, (163), 22 states have internal predecessors, (163), 9 states have call successors, (108), 4 states have call predecessors, (108), 9 states have return successors, (109), 9 states have call predecessors, (109), 9 states have call successors, (109) Word has length 272 [2024-11-28 03:57:55,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:57:55,104 INFO L225 Difference]: With dead ends: 1431 [2024-11-28 03:57:55,104 INFO L226 Difference]: Without dead ends: 830 [2024-11-28 03:57:55,107 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 583 GetRequests, 533 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 581 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=830, Invalid=1822, Unknown=0, NotChecked=0, Total=2652 [2024-11-28 03:57:55,108 INFO L435 NwaCegarLoop]: 153 mSDtfsCounter, 2198 mSDsluCounter, 443 mSDsCounter, 0 mSdLazyCounter, 584 mSolverCounterSat, 513 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2198 SdHoareTripleChecker+Valid, 596 SdHoareTripleChecker+Invalid, 1097 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 513 IncrementalHoareTripleChecker+Valid, 584 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-28 03:57:55,108 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2198 Valid, 596 Invalid, 1097 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [513 Valid, 584 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-28 03:57:55,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 830 states. [2024-11-28 03:57:55,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 830 to 463. [2024-11-28 03:57:55,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 463 states, 391 states have (on average 1.3478260869565217) internal successors, (527), 393 states have internal predecessors, (527), 54 states have call successors, (54), 17 states have call predecessors, (54), 17 states have return successors, (54), 52 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 03:57:55,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 463 states and 635 transitions. [2024-11-28 03:57:55,208 INFO L78 Accepts]: Start accepts. Automaton has 463 states and 635 transitions. Word has length 272 [2024-11-28 03:57:55,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:57:55,209 INFO L471 AbstractCegarLoop]: Abstraction has 463 states and 635 transitions. [2024-11-28 03:57:55,209 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 7.086956521739131) internal successors, (163), 22 states have internal predecessors, (163), 9 states have call successors, (108), 4 states have call predecessors, (108), 9 states have return successors, (109), 9 states have call predecessors, (109), 9 states have call successors, (109) [2024-11-28 03:57:55,209 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 635 transitions. [2024-11-28 03:57:55,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-28 03:57:55,211 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:57:55,212 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:57:55,221 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-28 03:57:55,412 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-11-28 03:57:55,412 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:57:55,413 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:57:55,413 INFO L85 PathProgramCache]: Analyzing trace with hash -834176678, now seen corresponding path program 1 times [2024-11-28 03:57:55,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:57:55,413 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2051114464] [2024-11-28 03:57:55,413 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:57:55,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:57:55,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:57:57,362 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3120 trivial. 0 not checked. [2024-11-28 03:57:57,362 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:57:57,362 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2051114464] [2024-11-28 03:57:57,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2051114464] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:57:57,362 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:57:57,362 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 03:57:57,363 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482405637] [2024-11-28 03:57:57,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:57:57,363 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 03:57:57,363 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:57:57,364 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 03:57:57,364 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-11-28 03:57:57,365 INFO L87 Difference]: Start difference. First operand 463 states and 635 transitions. Second operand has 9 states, 9 states have (on average 8.333333333333334) internal successors, (75), 9 states have internal predecessors, (75), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-11-28 03:57:58,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:57:58,607 INFO L93 Difference]: Finished difference Result 986 states and 1357 transitions. [2024-11-28 03:57:58,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 03:57:58,608 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.333333333333334) internal successors, (75), 9 states have internal predecessors, (75), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) Word has length 272 [2024-11-28 03:57:58,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:57:58,613 INFO L225 Difference]: With dead ends: 986 [2024-11-28 03:57:58,613 INFO L226 Difference]: Without dead ends: 561 [2024-11-28 03:57:58,614 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2024-11-28 03:57:58,614 INFO L435 NwaCegarLoop]: 186 mSDtfsCounter, 541 mSDsluCounter, 508 mSDsCounter, 0 mSdLazyCounter, 684 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 541 SdHoareTripleChecker+Valid, 694 SdHoareTripleChecker+Invalid, 708 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 684 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:57:58,615 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [541 Valid, 694 Invalid, 708 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 684 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-28 03:57:58,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 561 states. [2024-11-28 03:57:58,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 561 to 449. [2024-11-28 03:57:58,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 449 states, 377 states have (on average 1.3342175066312998) internal successors, (503), 379 states have internal predecessors, (503), 54 states have call successors, (54), 17 states have call predecessors, (54), 17 states have return successors, (54), 52 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 03:57:58,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 449 states and 611 transitions. [2024-11-28 03:57:58,689 INFO L78 Accepts]: Start accepts. Automaton has 449 states and 611 transitions. Word has length 272 [2024-11-28 03:57:58,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:57:58,690 INFO L471 AbstractCegarLoop]: Abstraction has 449 states and 611 transitions. [2024-11-28 03:57:58,690 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.333333333333334) internal successors, (75), 9 states have internal predecessors, (75), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-11-28 03:57:58,690 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 611 transitions. [2024-11-28 03:57:58,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-28 03:57:58,692 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:57:58,692 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:57:58,692 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-28 03:57:58,692 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:57:58,693 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:57:58,693 INFO L85 PathProgramCache]: Analyzing trace with hash -2114040356, now seen corresponding path program 1 times [2024-11-28 03:57:58,693 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:57:58,693 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139958930] [2024-11-28 03:57:58,693 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:57:58,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:57:58,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:58:03,725 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3120 trivial. 0 not checked. [2024-11-28 03:58:03,726 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:58:03,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139958930] [2024-11-28 03:58:03,726 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2139958930] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:58:03,726 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:58:03,726 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-28 03:58:03,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681376767] [2024-11-28 03:58:03,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:58:03,727 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-28 03:58:03,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:58:03,727 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-28 03:58:03,727 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2024-11-28 03:58:03,728 INFO L87 Difference]: Start difference. First operand 449 states and 611 transitions. Second operand has 12 states, 12 states have (on average 6.25) internal successors, (75), 12 states have internal predecessors, (75), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-11-28 03:58:07,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:58:07,183 INFO L93 Difference]: Finished difference Result 1212 states and 1659 transitions. [2024-11-28 03:58:07,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 03:58:07,184 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.25) internal successors, (75), 12 states have internal predecessors, (75), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) Word has length 272 [2024-11-28 03:58:07,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:58:07,187 INFO L225 Difference]: With dead ends: 1212 [2024-11-28 03:58:07,187 INFO L226 Difference]: Without dead ends: 801 [2024-11-28 03:58:07,188 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=105, Invalid=237, Unknown=0, NotChecked=0, Total=342 [2024-11-28 03:58:07,189 INFO L435 NwaCegarLoop]: 219 mSDtfsCounter, 1322 mSDsluCounter, 505 mSDsCounter, 0 mSdLazyCounter, 1093 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1322 SdHoareTripleChecker+Valid, 724 SdHoareTripleChecker+Invalid, 1173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 1093 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-28 03:58:07,189 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1322 Valid, 724 Invalid, 1173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 1093 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-11-28 03:58:07,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 801 states. [2024-11-28 03:58:07,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 801 to 489. [2024-11-28 03:58:07,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 489 states, 417 states have (on average 1.3501199040767387) internal successors, (563), 419 states have internal predecessors, (563), 54 states have call successors, (54), 17 states have call predecessors, (54), 17 states have return successors, (54), 52 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 03:58:07,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 489 states and 671 transitions. [2024-11-28 03:58:07,269 INFO L78 Accepts]: Start accepts. Automaton has 489 states and 671 transitions. Word has length 272 [2024-11-28 03:58:07,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:58:07,270 INFO L471 AbstractCegarLoop]: Abstraction has 489 states and 671 transitions. [2024-11-28 03:58:07,270 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.25) internal successors, (75), 12 states have internal predecessors, (75), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-11-28 03:58:07,271 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 671 transitions. [2024-11-28 03:58:07,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-28 03:58:07,273 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:58:07,273 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:58:07,273 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-28 03:58:07,273 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:58:07,274 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:58:07,274 INFO L85 PathProgramCache]: Analyzing trace with hash -1691338530, now seen corresponding path program 1 times [2024-11-28 03:58:07,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:58:07,274 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1766613514] [2024-11-28 03:58:07,274 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:58:07,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:58:07,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:58:07,843 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 150 proven. 78 refuted. 0 times theorem prover too weak. 2892 trivial. 0 not checked. [2024-11-28 03:58:07,843 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:58:07,843 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1766613514] [2024-11-28 03:58:07,843 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1766613514] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:58:07,843 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [399879716] [2024-11-28 03:58:07,844 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:58:07,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:58:07,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:58:07,845 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 03:58:07,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-28 03:58:08,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:58:08,059 INFO L256 TraceCheckSpWp]: Trace formula consists of 609 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-28 03:58:08,063 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:58:08,760 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1985 proven. 87 refuted. 0 times theorem prover too weak. 1048 trivial. 0 not checked. [2024-11-28 03:58:08,760 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:58:09,439 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 246 proven. 96 refuted. 0 times theorem prover too weak. 2778 trivial. 0 not checked. [2024-11-28 03:58:09,439 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [399879716] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 03:58:09,439 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 03:58:09,440 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 12, 12] total 24 [2024-11-28 03:58:09,440 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194591405] [2024-11-28 03:58:09,440 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 03:58:09,441 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-11-28 03:58:09,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:58:09,442 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-11-28 03:58:09,442 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=404, Unknown=0, NotChecked=0, Total=552 [2024-11-28 03:58:09,442 INFO L87 Difference]: Start difference. First operand 489 states and 671 transitions. Second operand has 24 states, 23 states have (on average 7.304347826086956) internal successors, (168), 22 states have internal predecessors, (168), 8 states have call successors, (82), 4 states have call predecessors, (82), 9 states have return successors, (83), 8 states have call predecessors, (83), 8 states have call successors, (83) [2024-11-28 03:58:11,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:58:11,496 INFO L93 Difference]: Finished difference Result 1433 states and 1957 transitions. [2024-11-28 03:58:11,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-28 03:58:11,497 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 7.304347826086956) internal successors, (168), 22 states have internal predecessors, (168), 8 states have call successors, (82), 4 states have call predecessors, (82), 9 states have return successors, (83), 8 states have call predecessors, (83), 8 states have call successors, (83) Word has length 272 [2024-11-28 03:58:11,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:58:11,502 INFO L225 Difference]: With dead ends: 1433 [2024-11-28 03:58:11,502 INFO L226 Difference]: Without dead ends: 982 [2024-11-28 03:58:11,504 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 591 GetRequests, 536 SyntacticMatches, 1 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 735 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=850, Invalid=2230, Unknown=0, NotChecked=0, Total=3080 [2024-11-28 03:58:11,505 INFO L435 NwaCegarLoop]: 240 mSDtfsCounter, 1592 mSDsluCounter, 918 mSDsCounter, 0 mSdLazyCounter, 1217 mSolverCounterSat, 372 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1592 SdHoareTripleChecker+Valid, 1158 SdHoareTripleChecker+Invalid, 1589 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 372 IncrementalHoareTripleChecker+Valid, 1217 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:58:11,505 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1592 Valid, 1158 Invalid, 1589 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [372 Valid, 1217 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-28 03:58:11,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 982 states. [2024-11-28 03:58:11,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 982 to 465. [2024-11-28 03:58:11,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 465 states, 389 states have (on average 1.3033419023136248) internal successors, (507), 391 states have internal predecessors, (507), 54 states have call successors, (54), 21 states have call predecessors, (54), 21 states have return successors, (54), 52 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 03:58:11,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 465 states and 615 transitions. [2024-11-28 03:58:11,611 INFO L78 Accepts]: Start accepts. Automaton has 465 states and 615 transitions. Word has length 272 [2024-11-28 03:58:11,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:58:11,612 INFO L471 AbstractCegarLoop]: Abstraction has 465 states and 615 transitions. [2024-11-28 03:58:11,612 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 7.304347826086956) internal successors, (168), 22 states have internal predecessors, (168), 8 states have call successors, (82), 4 states have call predecessors, (82), 9 states have return successors, (83), 8 states have call predecessors, (83), 8 states have call successors, (83) [2024-11-28 03:58:11,612 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 615 transitions. [2024-11-28 03:58:11,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2024-11-28 03:58:11,614 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:58:11,614 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:58:11,625 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-28 03:58:11,815 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-11-28 03:58:11,815 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:58:11,816 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:58:11,816 INFO L85 PathProgramCache]: Analyzing trace with hash -1233532760, now seen corresponding path program 1 times [2024-11-28 03:58:11,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:58:11,816 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294299286] [2024-11-28 03:58:11,816 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:58:11,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:58:11,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:58:12,151 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3120 trivial. 0 not checked. [2024-11-28 03:58:12,151 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:58:12,151 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [294299286] [2024-11-28 03:58:12,151 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [294299286] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:58:12,152 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:58:12,152 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:58:12,152 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21473700] [2024-11-28 03:58:12,152 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:58:12,152 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:58:12,152 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:58:12,153 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:58:12,153 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:58:12,153 INFO L87 Difference]: Start difference. First operand 465 states and 615 transitions. Second operand has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-11-28 03:58:12,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:58:12,548 INFO L93 Difference]: Finished difference Result 1006 states and 1355 transitions. [2024-11-28 03:58:12,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:58:12,548 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) Word has length 275 [2024-11-28 03:58:12,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:58:12,550 INFO L225 Difference]: With dead ends: 1006 [2024-11-28 03:58:12,551 INFO L226 Difference]: Without dead ends: 579 [2024-11-28 03:58:12,552 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:58:12,552 INFO L435 NwaCegarLoop]: 254 mSDtfsCounter, 226 mSDsluCounter, 359 mSDsCounter, 0 mSdLazyCounter, 245 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 226 SdHoareTripleChecker+Valid, 613 SdHoareTripleChecker+Invalid, 247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 245 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 03:58:12,552 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [226 Valid, 613 Invalid, 247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 245 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 03:58:12,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 579 states. [2024-11-28 03:58:12,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 579 to 473. [2024-11-28 03:58:12,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 473 states, 397 states have (on average 1.2972292191435768) internal successors, (515), 399 states have internal predecessors, (515), 54 states have call successors, (54), 21 states have call predecessors, (54), 21 states have return successors, (54), 52 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 03:58:12,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 473 states and 623 transitions. [2024-11-28 03:58:12,663 INFO L78 Accepts]: Start accepts. Automaton has 473 states and 623 transitions. Word has length 275 [2024-11-28 03:58:12,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:58:12,663 INFO L471 AbstractCegarLoop]: Abstraction has 473 states and 623 transitions. [2024-11-28 03:58:12,663 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-11-28 03:58:12,663 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 623 transitions. [2024-11-28 03:58:12,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2024-11-28 03:58:12,670 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:58:12,670 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:58:12,670 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-28 03:58:12,670 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:58:12,671 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:58:12,672 INFO L85 PathProgramCache]: Analyzing trace with hash 1473086634, now seen corresponding path program 1 times [2024-11-28 03:58:12,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:58:12,672 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020409137] [2024-11-28 03:58:12,672 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:58:12,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:58:12,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:58:24,778 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 99 proven. 129 refuted. 0 times theorem prover too weak. 2892 trivial. 0 not checked. [2024-11-28 03:58:24,778 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:58:24,778 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2020409137] [2024-11-28 03:58:24,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2020409137] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:58:24,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [772960827] [2024-11-28 03:58:24,779 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:58:24,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:58:24,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:58:24,780 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 03:58:24,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-28 03:58:25,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:58:25,033 INFO L256 TraceCheckSpWp]: Trace formula consists of 607 conjuncts, 53 conjuncts are in the unsatisfiable core [2024-11-28 03:58:25,040 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:58:31,505 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 2187 proven. 327 refuted. 0 times theorem prover too weak. 606 trivial. 0 not checked. [2024-11-28 03:58:31,505 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:58:45,039 WARN L286 SmtUtils]: Spent 8.51s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 03:59:25,232 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 105 proven. 237 refuted. 0 times theorem prover too weak. 2778 trivial. 0 not checked. [2024-11-28 03:59:25,233 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [772960827] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 03:59:25,233 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 03:59:25,233 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 29, 24] total 63 [2024-11-28 03:59:25,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1322117897] [2024-11-28 03:59:25,233 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 03:59:25,234 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 63 states [2024-11-28 03:59:25,234 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:59:25,236 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2024-11-28 03:59:25,237 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=729, Invalid=3177, Unknown=0, NotChecked=0, Total=3906 [2024-11-28 03:59:25,237 INFO L87 Difference]: Start difference. First operand 473 states and 623 transitions. Second operand has 63 states, 61 states have (on average 3.8524590163934427) internal successors, (235), 60 states have internal predecessors, (235), 13 states have call successors, (120), 8 states have call predecessors, (120), 16 states have return successors, (120), 13 states have call predecessors, (120), 13 states have call successors, (120) [2024-11-28 04:00:00,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:00:00,872 INFO L93 Difference]: Finished difference Result 2414 states and 3172 transitions. [2024-11-28 04:00:00,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2024-11-28 04:00:00,873 INFO L78 Accepts]: Start accepts. Automaton has has 63 states, 61 states have (on average 3.8524590163934427) internal successors, (235), 60 states have internal predecessors, (235), 13 states have call successors, (120), 8 states have call predecessors, (120), 16 states have return successors, (120), 13 states have call predecessors, (120), 13 states have call successors, (120) Word has length 275 [2024-11-28 04:00:00,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:00:00,881 INFO L225 Difference]: With dead ends: 2414 [2024-11-28 04:00:00,881 INFO L226 Difference]: Without dead ends: 1979 [2024-11-28 04:00:00,888 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 692 GetRequests, 508 SyntacticMatches, 24 SemanticMatches, 160 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9060 ImplicationChecksByTransitivity, 32.0s TimeCoverageRelationStatistics Valid=5701, Invalid=20381, Unknown=0, NotChecked=0, Total=26082 [2024-11-28 04:00:00,890 INFO L435 NwaCegarLoop]: 168 mSDtfsCounter, 9637 mSDsluCounter, 2216 mSDsCounter, 0 mSdLazyCounter, 6114 mSolverCounterSat, 845 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9637 SdHoareTripleChecker+Valid, 2384 SdHoareTripleChecker+Invalid, 6959 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 845 IncrementalHoareTripleChecker+Valid, 6114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.2s IncrementalHoareTripleChecker+Time [2024-11-28 04:00:00,890 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [9637 Valid, 2384 Invalid, 6959 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [845 Valid, 6114 Invalid, 0 Unknown, 0 Unchecked, 14.2s Time] [2024-11-28 04:00:00,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1979 states. [2024-11-28 04:00:01,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1979 to 408. [2024-11-28 04:00:01,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 408 states, 348 states have (on average 1.2844827586206897) internal successors, (447), 348 states have internal predecessors, (447), 40 states have call successors, (40), 19 states have call predecessors, (40), 19 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2024-11-28 04:00:01,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 527 transitions. [2024-11-28 04:00:01,034 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 527 transitions. Word has length 275 [2024-11-28 04:00:01,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:00:01,034 INFO L471 AbstractCegarLoop]: Abstraction has 408 states and 527 transitions. [2024-11-28 04:00:01,035 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 63 states, 61 states have (on average 3.8524590163934427) internal successors, (235), 60 states have internal predecessors, (235), 13 states have call successors, (120), 8 states have call predecessors, (120), 16 states have return successors, (120), 13 states have call predecessors, (120), 13 states have call successors, (120) [2024-11-28 04:00:01,035 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 527 transitions. [2024-11-28 04:00:01,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2024-11-28 04:00:01,037 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:00:01,037 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:00:01,048 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-28 04:00:01,238 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-11-28 04:00:01,238 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:00:01,239 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:00:01,239 INFO L85 PathProgramCache]: Analyzing trace with hash 974547877, now seen corresponding path program 1 times [2024-11-28 04:00:01,239 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:00:01,239 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [107040004] [2024-11-28 04:00:01,240 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:00:01,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:00:01,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:00:01,755 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 30 proven. 87 refuted. 0 times theorem prover too weak. 3003 trivial. 0 not checked. [2024-11-28 04:00:01,755 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:00:01,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [107040004] [2024-11-28 04:00:01,756 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [107040004] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:00:01,756 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1266733736] [2024-11-28 04:00:01,756 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:00:01,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:00:01,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:00:01,758 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:00:01,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-28 04:00:01,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:00:01,958 INFO L256 TraceCheckSpWp]: Trace formula consists of 613 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-28 04:00:01,963 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:00:02,530 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1219 proven. 87 refuted. 0 times theorem prover too weak. 1814 trivial. 0 not checked. [2024-11-28 04:00:02,531 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:00:02,947 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 30 proven. 87 refuted. 0 times theorem prover too weak. 3003 trivial. 0 not checked. [2024-11-28 04:00:02,948 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1266733736] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 04:00:02,948 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 04:00:02,948 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 8 [2024-11-28 04:00:02,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [300224808] [2024-11-28 04:00:02,948 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 04:00:02,949 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 04:00:02,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:00:02,950 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 04:00:02,950 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:00:02,950 INFO L87 Difference]: Start difference. First operand 408 states and 527 transitions. Second operand has 8 states, 8 states have (on average 11.125) internal successors, (89), 8 states have internal predecessors, (89), 2 states have call successors, (69), 2 states have call predecessors, (69), 4 states have return successors, (70), 2 states have call predecessors, (70), 2 states have call successors, (70) [2024-11-28 04:00:03,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:00:03,798 INFO L93 Difference]: Finished difference Result 1238 states and 1593 transitions. [2024-11-28 04:00:03,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-28 04:00:03,799 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.125) internal successors, (89), 8 states have internal predecessors, (89), 2 states have call successors, (69), 2 states have call predecessors, (69), 4 states have return successors, (70), 2 states have call predecessors, (70), 2 states have call successors, (70) Word has length 277 [2024-11-28 04:00:03,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:00:03,801 INFO L225 Difference]: With dead ends: 1238 [2024-11-28 04:00:03,801 INFO L226 Difference]: Without dead ends: 833 [2024-11-28 04:00:03,802 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 571 GetRequests, 551 SyntacticMatches, 3 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=112, Invalid=230, Unknown=0, NotChecked=0, Total=342 [2024-11-28 04:00:03,802 INFO L435 NwaCegarLoop]: 186 mSDtfsCounter, 368 mSDsluCounter, 472 mSDsCounter, 0 mSdLazyCounter, 274 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 379 SdHoareTripleChecker+Valid, 658 SdHoareTripleChecker+Invalid, 378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 274 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-28 04:00:03,803 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [379 Valid, 658 Invalid, 378 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 274 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-28 04:00:03,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 833 states. [2024-11-28 04:00:04,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 833 to 819. [2024-11-28 04:00:04,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 819 states, 698 states have (on average 1.2793696275071633) internal successors, (893), 698 states have internal predecessors, (893), 80 states have call successors, (80), 40 states have call predecessors, (80), 40 states have return successors, (80), 80 states have call predecessors, (80), 80 states have call successors, (80) [2024-11-28 04:00:04,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 819 states and 1053 transitions. [2024-11-28 04:00:04,108 INFO L78 Accepts]: Start accepts. Automaton has 819 states and 1053 transitions. Word has length 277 [2024-11-28 04:00:04,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:00:04,108 INFO L471 AbstractCegarLoop]: Abstraction has 819 states and 1053 transitions. [2024-11-28 04:00:04,109 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.125) internal successors, (89), 8 states have internal predecessors, (89), 2 states have call successors, (69), 2 states have call predecessors, (69), 4 states have return successors, (70), 2 states have call predecessors, (70), 2 states have call successors, (70) [2024-11-28 04:00:04,109 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1053 transitions. [2024-11-28 04:00:04,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2024-11-28 04:00:04,111 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:00:04,112 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:00:04,122 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-11-28 04:00:04,316 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-11-28 04:00:04,316 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:00:04,317 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:00:04,317 INFO L85 PathProgramCache]: Analyzing trace with hash -305315801, now seen corresponding path program 1 times [2024-11-28 04:00:04,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:00:04,317 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [901034996] [2024-11-28 04:00:04,317 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:00:04,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:00:04,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-28 04:00:04,539 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1027651418] [2024-11-28 04:00:04,539 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:00:04,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:00:04,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:00:04,541 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:00:04,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-28 04:00:04,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:00:04,766 INFO L256 TraceCheckSpWp]: Trace formula consists of 610 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-28 04:00:04,771 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:00:05,799 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1408 proven. 54 refuted. 0 times theorem prover too weak. 1658 trivial. 0 not checked. [2024-11-28 04:00:05,799 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:00:19,632 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:00:19,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [901034996] [2024-11-28 04:00:19,633 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-28 04:00:19,633 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1027651418] [2024-11-28 04:00:19,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1027651418] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:00:19,633 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:00:19,633 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2024-11-28 04:00:19,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1738776847] [2024-11-28 04:00:19,633 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-28 04:00:19,634 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-28 04:00:19,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:00:19,635 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-28 04:00:19,635 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=178, Unknown=3, NotChecked=0, Total=240 [2024-11-28 04:00:19,635 INFO L87 Difference]: Start difference. First operand 819 states and 1053 transitions. Second operand has 12 states, 12 states have (on average 7.666666666666667) internal successors, (92), 11 states have internal predecessors, (92), 3 states have call successors, (40), 3 states have call predecessors, (40), 5 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2024-11-28 04:00:21,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:00:21,747 INFO L93 Difference]: Finished difference Result 2194 states and 2817 transitions. [2024-11-28 04:00:21,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-28 04:00:21,748 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 7.666666666666667) internal successors, (92), 11 states have internal predecessors, (92), 3 states have call successors, (40), 3 states have call predecessors, (40), 5 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) Word has length 277 [2024-11-28 04:00:21,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:00:21,753 INFO L225 Difference]: With dead ends: 2194 [2024-11-28 04:00:21,753 INFO L226 Difference]: Without dead ends: 1378 [2024-11-28 04:00:21,754 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 389 GetRequests, 359 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 198 ImplicationChecksByTransitivity, 13.3s TimeCoverageRelationStatistics Valid=281, Invalid=708, Unknown=3, NotChecked=0, Total=992 [2024-11-28 04:00:21,755 INFO L435 NwaCegarLoop]: 160 mSDtfsCounter, 343 mSDsluCounter, 1001 mSDsCounter, 0 mSdLazyCounter, 504 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 343 SdHoareTripleChecker+Valid, 1161 SdHoareTripleChecker+Invalid, 710 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 504 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:00:21,755 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [343 Valid, 1161 Invalid, 710 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 504 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-28 04:00:21,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1378 states. [2024-11-28 04:00:22,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1378 to 981. [2024-11-28 04:00:22,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 981 states, 800 states have (on average 1.24875) internal successors, (999), 800 states have internal predecessors, (999), 120 states have call successors, (120), 60 states have call predecessors, (120), 60 states have return successors, (120), 120 states have call predecessors, (120), 120 states have call successors, (120) [2024-11-28 04:00:22,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 981 states and 1239 transitions. [2024-11-28 04:00:22,068 INFO L78 Accepts]: Start accepts. Automaton has 981 states and 1239 transitions. Word has length 277 [2024-11-28 04:00:22,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:00:22,068 INFO L471 AbstractCegarLoop]: Abstraction has 981 states and 1239 transitions. [2024-11-28 04:00:22,069 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 7.666666666666667) internal successors, (92), 11 states have internal predecessors, (92), 3 states have call successors, (40), 3 states have call predecessors, (40), 5 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2024-11-28 04:00:22,069 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1239 transitions. [2024-11-28 04:00:22,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2024-11-28 04:00:22,071 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:00:22,072 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:00:22,084 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-28 04:00:22,272 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:00:22,272 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:00:22,273 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:00:22,273 INFO L85 PathProgramCache]: Analyzing trace with hash 588170537, now seen corresponding path program 1 times [2024-11-28 04:00:22,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:00:22,273 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1686517599] [2024-11-28 04:00:22,273 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:00:22,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:00:22,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-28 04:00:22,472 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1101385190] [2024-11-28 04:00:22,472 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:00:22,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:00:22,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:00:22,478 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:00:22,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-28 04:00:22,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:00:22,798 INFO L256 TraceCheckSpWp]: Trace formula consists of 610 conjuncts, 74 conjuncts are in the unsatisfiable core [2024-11-28 04:00:22,805 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:00:40,110 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 2267 proven. 468 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2024-11-28 04:00:40,110 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:00:49,002 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:00:49,002 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1686517599] [2024-11-28 04:00:49,002 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-28 04:00:49,002 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1101385190] [2024-11-28 04:00:49,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1101385190] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:00:49,003 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:00:49,003 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39] total 39 [2024-11-28 04:00:49,003 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [121876343] [2024-11-28 04:00:49,003 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-28 04:00:49,003 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2024-11-28 04:00:49,003 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:00:49,004 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2024-11-28 04:00:49,004 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=515, Invalid=1836, Unknown=1, NotChecked=0, Total=2352 [2024-11-28 04:00:49,004 INFO L87 Difference]: Start difference. First operand 981 states and 1239 transitions. Second operand has 39 states, 39 states have (on average 3.282051282051282) internal successors, (128), 37 states have internal predecessors, (128), 13 states have call successors, (40), 13 states have call predecessors, (40), 17 states have return successors, (40), 11 states have call predecessors, (40), 13 states have call successors, (40) [2024-11-28 04:01:03,363 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:01:07,748 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:01:12,594 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:01:17,245 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:01:21,311 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:01:25,380 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:01:29,491 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Real, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:01:34,133 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:01:38,362 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:01:42,415 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:01:46,670 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:01:50,928 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:01:55,071 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:01:59,130 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:02:03,135 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:02:07,345 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:02:11,349 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:02:15,449 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:02:16,729 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:02:20,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:02:25,360 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:02:29,459 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:02:33,586 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:02:37,593 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:02:41,602 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:02:45,609 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:02:49,740 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:02:51,719 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:02:55,764 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:02:59,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:03:03,813 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:03:06,706 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.89s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:03:10,823 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:03:14,827 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:03:18,977 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:03:22,984 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:03:27,098 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:03:31,104 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:03:35,298 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.60s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:03:39,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:03:46,040 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:03:50,077 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:03:54,235 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:03:58,256 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:04:03,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:04:07,659 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:04:15,844 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:04:19,866 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:04:24,796 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:04:29,058 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:04:32,082 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.01s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:04:37,915 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:04:46,788 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-28 04:04:46,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:46,851 INFO L93 Difference]: Finished difference Result 2546 states and 3226 transitions. [2024-11-28 04:04:46,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2024-11-28 04:04:46,851 INFO L78 Accepts]: Start accepts. Automaton has has 39 states, 39 states have (on average 3.282051282051282) internal successors, (128), 37 states have internal predecessors, (128), 13 states have call successors, (40), 13 states have call predecessors, (40), 17 states have return successors, (40), 11 states have call predecessors, (40), 13 states have call successors, (40) Word has length 277 [2024-11-28 04:04:46,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:46,856 INFO L225 Difference]: With dead ends: 2546 [2024-11-28 04:04:46,856 INFO L226 Difference]: Without dead ends: 1730 [2024-11-28 04:04:46,860 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 478 GetRequests, 368 SyntacticMatches, 0 SemanticMatches, 110 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3551 ImplicationChecksByTransitivity, 32.1s TimeCoverageRelationStatistics Valid=2578, Invalid=9852, Unknown=2, NotChecked=0, Total=12432 [2024-11-28 04:04:46,860 INFO L435 NwaCegarLoop]: 178 mSDtfsCounter, 2596 mSDsluCounter, 1330 mSDsCounter, 0 mSdLazyCounter, 1616 mSolverCounterSat, 523 mSolverCounterUnsat, 48 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 215.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2630 SdHoareTripleChecker+Valid, 1508 SdHoareTripleChecker+Invalid, 2187 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 523 IncrementalHoareTripleChecker+Valid, 1616 IncrementalHoareTripleChecker+Invalid, 48 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 215.8s IncrementalHoareTripleChecker+Time [2024-11-28 04:04:46,860 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2630 Valid, 1508 Invalid, 2187 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [523 Valid, 1616 Invalid, 48 Unknown, 0 Unchecked, 215.8s Time] [2024-11-28 04:04:46,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1730 states. [2024-11-28 04:04:47,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1730 to 1053. [2024-11-28 04:04:47,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1053 states, 857 states have (on average 1.2322053675612603) internal successors, (1056), 857 states have internal predecessors, (1056), 120 states have call successors, (120), 75 states have call predecessors, (120), 75 states have return successors, (120), 120 states have call predecessors, (120), 120 states have call successors, (120) [2024-11-28 04:04:47,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 1053 states and 1296 transitions. [2024-11-28 04:04:47,287 INFO L78 Accepts]: Start accepts. Automaton has 1053 states and 1296 transitions. Word has length 277 [2024-11-28 04:04:47,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:47,288 INFO L471 AbstractCegarLoop]: Abstraction has 1053 states and 1296 transitions. [2024-11-28 04:04:47,288 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 3.282051282051282) internal successors, (128), 37 states have internal predecessors, (128), 13 states have call successors, (40), 13 states have call predecessors, (40), 17 states have return successors, (40), 11 states have call predecessors, (40), 13 states have call successors, (40) [2024-11-28 04:04:47,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 1296 transitions. [2024-11-28 04:04:47,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2024-11-28 04:04:47,291 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:47,291 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:04:47,315 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-11-28 04:04:47,496 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:04:47,496 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:47,497 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:47,497 INFO L85 PathProgramCache]: Analyzing trace with hash 1247702059, now seen corresponding path program 1 times [2024-11-28 04:04:47,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:47,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731222958] [2024-11-28 04:04:47,497 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:47,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:47,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:50,372 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 9 proven. 108 refuted. 0 times theorem prover too weak. 3003 trivial. 0 not checked. [2024-11-28 04:04:50,372 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:50,372 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731222958] [2024-11-28 04:04:50,372 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [731222958] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:04:50,372 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1860157773] [2024-11-28 04:04:50,372 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:50,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:04:50,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:04:50,374 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:04:50,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-28 04:04:50,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:50,671 INFO L256 TraceCheckSpWp]: Trace formula consists of 607 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-11-28 04:04:50,676 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:05:01,171 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1522 proven. 246 refuted. 0 times theorem prover too weak. 1352 trivial. 0 not checked. [2024-11-28 04:05:01,171 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:05:51,977 WARN L286 SmtUtils]: Spent 8.02s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:06:04,249 WARN L286 SmtUtils]: Spent 8.02s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:06:14,620 WARN L286 SmtUtils]: Spent 9.78s on a formula simplification that was a NOOP. DAG size: 14 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-28 04:06:56,030 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 105 proven. 237 refuted. 0 times theorem prover too weak. 2778 trivial. 0 not checked. [2024-11-28 04:06:56,030 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1860157773] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 04:06:56,030 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 04:06:56,030 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 21, 23] total 51 [2024-11-28 04:06:56,031 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883942436] [2024-11-28 04:06:56,031 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 04:06:56,031 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2024-11-28 04:06:56,031 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:06:56,032 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2024-11-28 04:06:56,033 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=481, Invalid=2069, Unknown=0, NotChecked=0, Total=2550 [2024-11-28 04:06:56,033 INFO L87 Difference]: Start difference. First operand 1053 states and 1296 transitions. Second operand has 51 states, 49 states have (on average 4.428571428571429) internal successors, (217), 48 states have internal predecessors, (217), 10 states have call successors, (120), 6 states have call predecessors, (120), 12 states have return successors, (120), 10 states have call predecessors, (120), 10 states have call successors, (120) [2024-11-28 04:08:26,205 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-28 04:08:30,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:08:30,120 INFO L93 Difference]: Finished difference Result 10565 states and 13368 transitions. [2024-11-28 04:08:30,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2024-11-28 04:08:30,121 INFO L78 Accepts]: Start accepts. Automaton has has 51 states, 49 states have (on average 4.428571428571429) internal successors, (217), 48 states have internal predecessors, (217), 10 states have call successors, (120), 6 states have call predecessors, (120), 12 states have return successors, (120), 10 states have call predecessors, (120), 10 states have call successors, (120) Word has length 277 [2024-11-28 04:08:30,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:08:30,148 INFO L225 Difference]: With dead ends: 10565 [2024-11-28 04:08:30,148 INFO L226 Difference]: Without dead ends: 9601 [2024-11-28 04:08:30,158 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 800 GetRequests, 560 SyntacticMatches, 1 SemanticMatches, 239 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21185 ImplicationChecksByTransitivity, 58.1s TimeCoverageRelationStatistics Valid=10715, Invalid=47125, Unknown=0, NotChecked=0, Total=57840 [2024-11-28 04:08:30,158 INFO L435 NwaCegarLoop]: 235 mSDtfsCounter, 8118 mSDsluCounter, 5805 mSDsCounter, 0 mSdLazyCounter, 11871 mSolverCounterSat, 1499 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 39.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8129 SdHoareTripleChecker+Valid, 6040 SdHoareTripleChecker+Invalid, 13370 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1499 IncrementalHoareTripleChecker+Valid, 11871 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 42.5s IncrementalHoareTripleChecker+Time [2024-11-28 04:08:30,160 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [8129 Valid, 6040 Invalid, 13370 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1499 Valid, 11871 Invalid, 0 Unknown, 0 Unchecked, 42.5s Time] [2024-11-28 04:08:30,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9601 states. [2024-11-28 04:08:31,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9601 to 2831. [2024-11-28 04:08:31,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2831 states, 2375 states have (on average 1.2522105263157894) internal successors, (2974), 2375 states have internal predecessors, (2974), 280 states have call successors, (280), 175 states have call predecessors, (280), 175 states have return successors, (280), 280 states have call predecessors, (280), 280 states have call successors, (280) [2024-11-28 04:08:31,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2831 states to 2831 states and 3534 transitions. [2024-11-28 04:08:31,222 INFO L78 Accepts]: Start accepts. Automaton has 2831 states and 3534 transitions. Word has length 277 [2024-11-28 04:08:31,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:08:31,226 INFO L471 AbstractCegarLoop]: Abstraction has 2831 states and 3534 transitions. [2024-11-28 04:08:31,226 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 49 states have (on average 4.428571428571429) internal successors, (217), 48 states have internal predecessors, (217), 10 states have call successors, (120), 6 states have call predecessors, (120), 12 states have return successors, (120), 10 states have call predecessors, (120), 10 states have call successors, (120) [2024-11-28 04:08:31,226 INFO L276 IsEmpty]: Start isEmpty. Operand 2831 states and 3534 transitions. [2024-11-28 04:08:31,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2024-11-28 04:08:31,229 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:08:31,230 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:08:31,243 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-11-28 04:08:31,430 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:08:31,431 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:08:31,431 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:08:31,431 INFO L85 PathProgramCache]: Analyzing trace with hash 1309741673, now seen corresponding path program 1 times [2024-11-28 04:08:31,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:08:31,431 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [10863159] [2024-11-28 04:08:31,431 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:08:31,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:08:31,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-28 04:08:31,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [143005966] [2024-11-28 04:08:31,553 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:08:31,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:08:31,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:08:31,555 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:08:31,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-28 04:08:31,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:08:31,804 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:08:31,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:08:32,167 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 04:08:32,167 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 04:08:32,168 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 04:08:32,181 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-11-28 04:08:32,371 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:08:32,373 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:08:32,578 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 04:08:32,584 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 04:08:32 BoogieIcfgContainer [2024-11-28 04:08:32,584 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 04:08:32,585 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 04:08:32,585 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 04:08:32,585 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 04:08:32,586 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:56:49" (3/4) ... [2024-11-28 04:08:32,588 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 04:08:32,589 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 04:08:32,590 INFO L158 Benchmark]: Toolchain (without parser) took 705034.97ms. Allocated memory was 142.6MB in the beginning and 687.9MB in the end (delta: 545.3MB). Free memory was 98.7MB in the beginning and 376.1MB in the end (delta: -277.4MB). Peak memory consumption was 267.4MB. Max. memory is 16.1GB. [2024-11-28 04:08:32,591 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 167.8MB. Free memory is still 106.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:08:32,591 INFO L158 Benchmark]: CACSL2BoogieTranslator took 417.00ms. Allocated memory is still 142.6MB. Free memory was 98.4MB in the beginning and 81.1MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 04:08:32,592 INFO L158 Benchmark]: Boogie Procedure Inliner took 110.28ms. Allocated memory is still 142.6MB. Free memory was 81.1MB in the beginning and 74.7MB in the end (delta: 6.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 04:08:32,592 INFO L158 Benchmark]: Boogie Preprocessor took 116.74ms. Allocated memory is still 142.6MB. Free memory was 74.7MB in the beginning and 66.6MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 04:08:32,592 INFO L158 Benchmark]: RCFGBuilder took 1119.16ms. Allocated memory is still 142.6MB. Free memory was 66.3MB in the beginning and 87.4MB in the end (delta: -21.1MB). Peak memory consumption was 48.8MB. Max. memory is 16.1GB. [2024-11-28 04:08:32,592 INFO L158 Benchmark]: TraceAbstraction took 703260.59ms. Allocated memory was 142.6MB in the beginning and 687.9MB in the end (delta: 545.3MB). Free memory was 86.7MB in the beginning and 376.3MB in the end (delta: -289.6MB). Peak memory consumption was 252.1MB. Max. memory is 16.1GB. [2024-11-28 04:08:32,592 INFO L158 Benchmark]: Witness Printer took 4.43ms. Allocated memory is still 687.9MB. Free memory was 376.3MB in the beginning and 376.1MB in the end (delta: 134.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:08:32,595 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 167.8MB. Free memory is still 106.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 417.00ms. Allocated memory is still 142.6MB. Free memory was 98.4MB in the beginning and 81.1MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 110.28ms. Allocated memory is still 142.6MB. Free memory was 81.1MB in the beginning and 74.7MB in the end (delta: 6.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 116.74ms. Allocated memory is still 142.6MB. Free memory was 74.7MB in the beginning and 66.6MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1119.16ms. Allocated memory is still 142.6MB. Free memory was 66.3MB in the beginning and 87.4MB in the end (delta: -21.1MB). Peak memory consumption was 48.8MB. Max. memory is 16.1GB. * TraceAbstraction took 703260.59ms. Allocated memory was 142.6MB in the beginning and 687.9MB in the end (delta: 545.3MB). Free memory was 86.7MB in the beginning and 376.3MB in the end (delta: -289.6MB). Peak memory consumption was 252.1MB. Max. memory is 16.1GB. * Witness Printer took 4.43ms. Allocated memory is still 687.9MB. Free memory was 376.3MB in the beginning and 376.1MB in the end (delta: 134.9kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftLeft at line 80, overapproximation of shiftLeft at line 94, overapproximation of someBinaryFLOATComparisonOperation at line 145, overapproximation of someBinaryFLOATComparisonOperation at line 216, overapproximation of someBinaryFLOATComparisonOperation at line 198, overapproximation of someBinaryFLOATComparisonOperation at line 147, overapproximation of someBinaryFLOATComparisonOperation at line 89, overapproximation of someBinaryFLOATComparisonOperation at line 133, overapproximation of someBinaryFLOATComparisonOperation at line 216, overapproximation of someBinaryFLOATComparisonOperation at line 200, overapproximation of someBinaryFLOATComparisonOperation at line 202, overapproximation of someBinaryFLOATComparisonOperation at line 149, overapproximation of bitwiseOr at line 135, overapproximation of bitwiseOr at line 139, overapproximation of someBinaryArithmeticFLOAToperation at line 133, overapproximation of someBinaryArithmeticFLOAToperation at line 108. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 10.875; [L23] float var_1_4 = 64.75; [L24] float var_1_5 = 4.75; [L25] float var_1_6 = 63.95; [L26] unsigned long int var_1_7 = 32; [L27] unsigned long int var_1_8 = 4162005566; [L28] float var_1_11 = 0.5; [L29] unsigned char var_1_12 = 1; [L30] unsigned char var_1_13 = 0; [L31] unsigned char var_1_14 = 0; [L32] unsigned char var_1_15 = 0; [L33] float var_1_16 = 32.375; [L34] unsigned short int var_1_17 = 32; [L35] unsigned short int var_1_18 = 18423; [L36] unsigned short int var_1_19 = 19325; [L37] unsigned short int var_1_20 = 10000; [L38] unsigned short int var_1_21 = 5; [L39] unsigned long int var_1_22 = 128; [L40] unsigned short int var_1_23 = 1; [L41] signed char var_1_24 = 5; [L42] signed char var_1_25 = 32; [L43] signed char var_1_26 = -10; [L44] signed long int var_1_27 = 1081977464; [L45] unsigned short int var_1_28 = 1; [L46] unsigned char var_1_29 = 128; [L47] unsigned char var_1_30 = 100; [L48] unsigned short int var_1_31 = 37977; [L49] unsigned short int var_1_32 = 1; [L50] float var_1_34 = 49.4; [L51] float var_1_35 = 2.5; [L52] float var_1_36 = 7.7; [L53] float var_1_37 = 4.8; [L54] signed short int var_1_38 = -10; [L55] signed short int var_1_39 = 10000; [L56] signed long int var_1_40 = -2; [L57] signed short int var_1_42 = -1; [L58] float last_1_var_1_11 = 0.5; [L59] unsigned short int last_1_var_1_23 = 1; [L60] unsigned short int last_1_var_1_28 = 1; [L61] signed short int last_1_var_1_38 = -10; [L62] signed long int last_1_var_1_40 = -2; [L63] signed short int last_1_var_1_42 = -1; VAL [isInitial=0, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_4=259/4, var_1_5=19/4, var_1_6=1279/20, var_1_7=32, var_1_8=4162005566] [L220] isInitial = 1 [L221] FCALL initially() [L223] CALL updateLastVariables() [L208] last_1_var_1_11 = var_1_11 [L209] last_1_var_1_23 = var_1_23 [L210] last_1_var_1_28 = var_1_28 [L211] last_1_var_1_38 = var_1_38 [L212] last_1_var_1_40 = var_1_40 [L213] last_1_var_1_42 = var_1_42 VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_4=259/4, var_1_5=19/4, var_1_6=1279/20, var_1_7=32, var_1_8=4162005566] [L223] RET updateLastVariables() [L224] CALL updateVariables() [L144] var_1_4 = __VERIFIER_nondet_float() [L145] CALL assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_5=19/4, var_1_6=1279/20, var_1_7=32, var_1_8=4162005566] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_5=19/4, var_1_6=1279/20, var_1_7=32, var_1_8=4162005566] [L145] RET assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_5=19/4, var_1_6=1279/20, var_1_7=32, var_1_8=4162005566] [L146] var_1_5 = __VERIFIER_nondet_float() [L147] CALL assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_6=1279/20, var_1_7=32, var_1_8=4162005566] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_6=1279/20, var_1_7=32, var_1_8=4162005566] [L147] RET assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_6=1279/20, var_1_7=32, var_1_8=4162005566] [L148] var_1_6 = __VERIFIER_nondet_float() [L149] CALL assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4162005566] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4162005566] [L149] RET assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4162005566] [L150] var_1_8 = __VERIFIER_nondet_ulong() [L151] CALL assume_abort_if_not(var_1_8 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L151] RET assume_abort_if_not(var_1_8 >= 2147483647) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L152] CALL assume_abort_if_not(var_1_8 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L152] RET assume_abort_if_not(var_1_8 <= 4294967294) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L153] var_1_12 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L154] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L155] CALL assume_abort_if_not(var_1_12 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L155] RET assume_abort_if_not(var_1_12 <= 1) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L156] var_1_14 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_14 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L157] RET assume_abort_if_not(var_1_14 >= 1) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L158] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L158] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L159] var_1_15 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L160] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L161] CALL assume_abort_if_not(var_1_15 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L161] RET assume_abort_if_not(var_1_15 <= 0) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L162] var_1_18 = __VERIFIER_nondet_ushort() [L163] CALL assume_abort_if_not(var_1_18 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L163] RET assume_abort_if_not(var_1_18 >= 16383) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L164] CALL assume_abort_if_not(var_1_18 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L164] RET assume_abort_if_not(var_1_18 <= 32767) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L165] var_1_19 = __VERIFIER_nondet_ushort() [L166] CALL assume_abort_if_not(var_1_19 >= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L166] RET assume_abort_if_not(var_1_19 >= 16384) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L167] CALL assume_abort_if_not(var_1_19 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L167] RET assume_abort_if_not(var_1_19 <= 32767) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L168] var_1_20 = __VERIFIER_nondet_ushort() [L169] CALL assume_abort_if_not(var_1_20 >= 8192) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L169] RET assume_abort_if_not(var_1_20 >= 8192) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L170] CALL assume_abort_if_not(var_1_20 <= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L170] RET assume_abort_if_not(var_1_20 <= 16384) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L171] var_1_21 = __VERIFIER_nondet_ushort() [L172] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L172] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L173] CALL assume_abort_if_not(var_1_21 <= 8192) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L173] RET assume_abort_if_not(var_1_21 <= 8192) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L174] var_1_24 = __VERIFIER_nondet_char() [L175] CALL assume_abort_if_not(var_1_24 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L175] RET assume_abort_if_not(var_1_24 >= -1) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L176] CALL assume_abort_if_not(var_1_24 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L176] RET assume_abort_if_not(var_1_24 <= 127) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L177] var_1_25 = __VERIFIER_nondet_char() [L178] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L178] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L179] CALL assume_abort_if_not(var_1_25 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L179] RET assume_abort_if_not(var_1_25 <= 127) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L180] var_1_26 = __VERIFIER_nondet_char() [L181] CALL assume_abort_if_not(var_1_26 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L181] RET assume_abort_if_not(var_1_26 >= -128) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L182] CALL assume_abort_if_not(var_1_26 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L182] RET assume_abort_if_not(var_1_26 <= 127) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L183] CALL assume_abort_if_not(var_1_26 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L183] RET assume_abort_if_not(var_1_26 != 0) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L184] var_1_27 = __VERIFIER_nondet_long() [L185] CALL assume_abort_if_not(var_1_27 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L185] RET assume_abort_if_not(var_1_27 >= 1073741823) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L186] CALL assume_abort_if_not(var_1_27 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L186] RET assume_abort_if_not(var_1_27 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L187] var_1_29 = __VERIFIER_nondet_uchar() [L188] CALL assume_abort_if_not(var_1_29 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L188] RET assume_abort_if_not(var_1_29 >= 127) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L189] CALL assume_abort_if_not(var_1_29 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L189] RET assume_abort_if_not(var_1_29 <= 255) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L190] var_1_30 = __VERIFIER_nondet_uchar() [L191] CALL assume_abort_if_not(var_1_30 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L191] RET assume_abort_if_not(var_1_30 >= 1) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L192] CALL assume_abort_if_not(var_1_30 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L192] RET assume_abort_if_not(var_1_30 <= 126) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L193] CALL assume_abort_if_not(var_1_30 != 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L193] RET assume_abort_if_not(var_1_30 != 127) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L194] var_1_31 = __VERIFIER_nondet_ushort() [L195] CALL assume_abort_if_not(var_1_31 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L195] RET assume_abort_if_not(var_1_31 >= 32767) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L196] CALL assume_abort_if_not(var_1_31 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L196] RET assume_abort_if_not(var_1_31 <= 65534) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L197] var_1_35 = __VERIFIER_nondet_float() [L198] CALL assume_abort_if_not((var_1_35 >= 0.0F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 4611686.018427382800e+12F && var_1_35 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=1, var_1_34=247/5, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=1, var_1_34=247/5, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L198] RET assume_abort_if_not((var_1_35 >= 0.0F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 4611686.018427382800e+12F && var_1_35 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=1, var_1_34=247/5, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L199] var_1_36 = __VERIFIER_nondet_float() [L200] CALL assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 4611686.018427382800e+12F && var_1_36 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=1, var_1_34=247/5, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=1, var_1_34=247/5, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L200] RET assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 4611686.018427382800e+12F && var_1_36 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=1, var_1_34=247/5, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L201] var_1_37 = __VERIFIER_nondet_float() [L202] CALL assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 4611686.018427382800e+12F && var_1_37 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=1, var_1_34=247/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=1, var_1_34=247/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L202] RET assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 4611686.018427382800e+12F && var_1_37 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=1, var_1_34=247/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L203] var_1_39 = __VERIFIER_nondet_short() [L204] CALL assume_abort_if_not(var_1_39 >= 8191) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=1, var_1_34=247/5, var_1_38=-10, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=1, var_1_34=247/5, var_1_38=-10, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L204] RET assume_abort_if_not(var_1_39 >= 8191) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=1, var_1_34=247/5, var_1_38=-10, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L205] CALL assume_abort_if_not(var_1_39 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=1, var_1_34=247/5, var_1_38=-10, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=1, var_1_34=247/5, var_1_38=-10, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L205] RET assume_abort_if_not(var_1_39 <= 16383) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=1, var_1_34=247/5, var_1_38=-10, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L224] RET updateVariables() [L225] CALL step() [L67] COND TRUE ((((last_1_var_1_42) < (var_1_24)) ? (last_1_var_1_42) : (var_1_24))) != (last_1_var_1_38 + ((((last_1_var_1_28) < (last_1_var_1_23)) ? (last_1_var_1_28) : (last_1_var_1_23)))) [L68] var_1_32 = var_1_30 VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_34=247/5, var_1_38=-10, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L76] unsigned short int stepLocal_5 = var_1_19; VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_5=16384, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_34=247/5, var_1_38=-10, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L77] COND TRUE stepLocal_5 > var_1_32 [L78] var_1_38 = (var_1_29 + (((((var_1_21) < (var_1_30)) ? (var_1_21) : (var_1_30))) - (var_1_39 - 16))) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_34=247/5, var_1_38=-16240, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L80] EXPR var_1_19 << var_1_20 VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_34=247/5, var_1_38=-16240, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L80] COND FALSE !((last_1_var_1_40 / (var_1_29 - var_1_30)) > (var_1_19 << var_1_20)) [L83] var_1_28 = 50 VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_34=247/5, var_1_38=-16240, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L85] signed long int stepLocal_3 = -1; VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_3=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_34=247/5, var_1_38=-16240, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L86] COND FALSE !(stepLocal_3 > ((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28)))) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_34=247/5, var_1_38=-16240, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L89] COND TRUE var_1_5 < var_1_4 [L90] var_1_7 = (((((var_1_8 - var_1_28)) < (var_1_17)) ? ((var_1_8 - var_1_28)) : (var_1_17))) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_34=247/5, var_1_38=-16240, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L94] EXPR var_1_18 << var_1_32 VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_34=247/5, var_1_38=-16240, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L94] COND FALSE !((var_1_18 << var_1_32) <= (var_1_19 + var_1_20)) [L101] var_1_22 = var_1_18 VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_34=247/5, var_1_38=-16240, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L103] signed long int stepLocal_4 = (var_1_24 - var_1_25) / var_1_26; VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_4=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_34=247/5, var_1_38=-16240, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L104] COND FALSE !(stepLocal_4 == (var_1_19 - (var_1_27 - var_1_18))) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_34=247/5, var_1_38=-16240, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L107] EXPR var_1_8 ^ var_1_38 VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_34=247/5, var_1_38=-16240, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L107] EXPR var_1_29 & (var_1_8 ^ var_1_38) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_34=247/5, var_1_38=-16240, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L107] COND TRUE (var_1_29 & (var_1_8 ^ var_1_38)) < var_1_17 [L108] var_1_34 = ((255.5f - var_1_35) + (((((var_1_36 - var_1_37)) < (var_1_5)) ? ((var_1_36 - var_1_37)) : (var_1_5)))) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_38=-16240, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L110] var_1_42 = var_1_25 [L111] unsigned short int stepLocal_6 = var_1_32; VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_6=126, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_38=-16240, var_1_39=16383, var_1_40=-2, var_1_42=0, var_1_7=32, var_1_8=4294951056] [L112] COND TRUE \read(var_1_14) [L113] var_1_40 = (((((var_1_30 + var_1_32)) < (var_1_23)) ? ((var_1_30 + var_1_32)) : (var_1_23))) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_6=126, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_38=-16240, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_7=32, var_1_8=4294951056] [L121] unsigned long int stepLocal_1 = var_1_8 + var_1_17; VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_1=4294951088, stepLocal_6=126, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_38=-16240, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_7=32, var_1_8=4294951056] [L122] COND FALSE !(\read(var_1_12)) [L127] var_1_13 = var_1_15 VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_1=4294951088, stepLocal_6=126, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_38=-16240, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_7=32, var_1_8=4294951056] [L129] signed long int stepLocal_0 = var_1_40; VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_0=1, stepLocal_1=4294951088, stepLocal_6=126, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_38=-16240, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_7=32, var_1_8=4294951056] [L130] COND FALSE !(stepLocal_0 >= var_1_7) [L133] var_1_1 = (((((var_1_5 + var_1_6)) > (var_1_4)) ? ((var_1_5 + var_1_6)) : (var_1_4))) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_1=4294951088, stepLocal_6=126, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=2, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_38=-16240, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_4=0, var_1_7=32, var_1_8=4294951056] [L135] EXPR var_1_28 ^ var_1_8 VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_1=4294951088, stepLocal_6=126, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=2, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_38=-16240, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_4=0, var_1_7=32, var_1_8=4294951056] [L135] EXPR (var_1_28 ^ var_1_8) & var_1_23 VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_1=4294951088, stepLocal_6=126, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=2, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_38=-16240, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_4=0, var_1_7=32, var_1_8=4294951056] [L135] unsigned long int stepLocal_2 = (var_1_28 ^ var_1_8) & var_1_23; [L136] COND FALSE !(var_1_28 <= stepLocal_2) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_1=4294951088, stepLocal_6=126, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=2, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_38=-16240, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_4=0, var_1_7=32, var_1_8=4294951056] [L139] EXPR var_1_7 | var_1_8 VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_1=4294951088, stepLocal_6=126, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=2, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_38=-16240, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_4=0, var_1_7=32, var_1_8=4294951056] [L139] COND FALSE !(((var_1_7 | var_1_8) > var_1_17) && var_1_13) [L225] RET step() [L226] CALL, EXPR property() [L216] EXPR (((var_1_40 >= var_1_7) ? (var_1_1 == ((float) ((((var_1_4) > (9.999999996E8f)) ? (var_1_4) : (9.999999996E8f))))) : (var_1_1 == ((float) (((((var_1_5 + var_1_6)) > (var_1_4)) ? ((var_1_5 + var_1_6)) : (var_1_4)))))) && ((var_1_5 < var_1_4) ? (var_1_7 == ((unsigned long int) (((((var_1_8 - var_1_28)) < (var_1_17)) ? ((var_1_8 - var_1_28)) : (var_1_17))))) : (var_1_7 == ((unsigned long int) var_1_28)))) && ((((var_1_7 | var_1_8) > var_1_17) && var_1_13) ? (var_1_11 == ((float) var_1_5)) : 1) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=2, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_38=-16240, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_4=0, var_1_7=32, var_1_8=4294951056] [L216] EXPR (((((var_1_40 >= var_1_7) ? (var_1_1 == ((float) ((((var_1_4) > (9.999999996E8f)) ? (var_1_4) : (9.999999996E8f))))) : (var_1_1 == ((float) (((((var_1_5 + var_1_6)) > (var_1_4)) ? ((var_1_5 + var_1_6)) : (var_1_4)))))) && ((var_1_5 < var_1_4) ? (var_1_7 == ((unsigned long int) (((((var_1_8 - var_1_28)) < (var_1_17)) ? ((var_1_8 - var_1_28)) : (var_1_17))))) : (var_1_7 == ((unsigned long int) var_1_28)))) && ((((var_1_7 | var_1_8) > var_1_17) && var_1_13) ? (var_1_11 == ((float) var_1_5)) : 1)) && (var_1_12 ? (((var_1_28 + var_1_40) > (var_1_8 + var_1_17)) ? (var_1_13 == ((unsigned char) var_1_14)) : 1) : (var_1_13 == ((unsigned char) var_1_15)))) && ((var_1_28 <= ((var_1_28 ^ var_1_8) & var_1_23)) ? (var_1_16 == ((float) var_1_4)) : 1) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=2, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_38=-16240, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_4=0, var_1_7=32, var_1_8=4294951056] [L216] EXPR (((((((var_1_40 >= var_1_7) ? (var_1_1 == ((float) ((((var_1_4) > (9.999999996E8f)) ? (var_1_4) : (9.999999996E8f))))) : (var_1_1 == ((float) (((((var_1_5 + var_1_6)) > (var_1_4)) ? ((var_1_5 + var_1_6)) : (var_1_4)))))) && ((var_1_5 < var_1_4) ? (var_1_7 == ((unsigned long int) (((((var_1_8 - var_1_28)) < (var_1_17)) ? ((var_1_8 - var_1_28)) : (var_1_17))))) : (var_1_7 == ((unsigned long int) var_1_28)))) && ((((var_1_7 | var_1_8) > var_1_17) && var_1_13) ? (var_1_11 == ((float) var_1_5)) : 1)) && (var_1_12 ? (((var_1_28 + var_1_40) > (var_1_8 + var_1_17)) ? (var_1_13 == ((unsigned char) var_1_14)) : 1) : (var_1_13 == ((unsigned char) var_1_15)))) && ((var_1_28 <= ((var_1_28 ^ var_1_8) & var_1_23)) ? (var_1_16 == ((float) var_1_4)) : 1)) && ((-1 > ((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28)))) ? (var_1_17 == ((unsigned short int) ((var_1_18 + var_1_19) - ((var_1_20 - var_1_21) + 5)))) : 1)) && (((var_1_18 << var_1_32) <= (var_1_19 + var_1_20)) ? ((var_1_17 >= var_1_19) ? (var_1_22 == ((unsigned long int) var_1_18)) : (var_1_22 == ((unsigned long int) var_1_20))) : (var_1_22 == ((unsigned long int) var_1_18))) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=2, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_38=-16240, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_4=0, var_1_7=32, var_1_8=4294951056] [L216] EXPR (((((((((var_1_40 >= var_1_7) ? (var_1_1 == ((float) ((((var_1_4) > (9.999999996E8f)) ? (var_1_4) : (9.999999996E8f))))) : (var_1_1 == ((float) (((((var_1_5 + var_1_6)) > (var_1_4)) ? ((var_1_5 + var_1_6)) : (var_1_4)))))) && ((var_1_5 < var_1_4) ? (var_1_7 == ((unsigned long int) (((((var_1_8 - var_1_28)) < (var_1_17)) ? ((var_1_8 - var_1_28)) : (var_1_17))))) : (var_1_7 == ((unsigned long int) var_1_28)))) && ((((var_1_7 | var_1_8) > var_1_17) && var_1_13) ? (var_1_11 == ((float) var_1_5)) : 1)) && (var_1_12 ? (((var_1_28 + var_1_40) > (var_1_8 + var_1_17)) ? (var_1_13 == ((unsigned char) var_1_14)) : 1) : (var_1_13 == ((unsigned char) var_1_15)))) && ((var_1_28 <= ((var_1_28 ^ var_1_8) & var_1_23)) ? (var_1_16 == ((float) var_1_4)) : 1)) && ((-1 > ((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28)))) ? (var_1_17 == ((unsigned short int) ((var_1_18 + var_1_19) - ((var_1_20 - var_1_21) + 5)))) : 1)) && (((var_1_18 << var_1_32) <= (var_1_19 + var_1_20)) ? ((var_1_17 >= var_1_19) ? (var_1_22 == ((unsigned long int) var_1_18)) : (var_1_22 == ((unsigned long int) var_1_20))) : (var_1_22 == ((unsigned long int) var_1_18)))) && ((((var_1_24 - var_1_25) / var_1_26) == (var_1_19 - (var_1_27 - var_1_18))) ? (var_1_23 == ((unsigned short int) (var_1_20 + var_1_18))) : 1)) && (((last_1_var_1_40 / (var_1_29 - var_1_30)) > (var_1_19 << var_1_20)) ? (var_1_28 == ((unsigned short int) (var_1_31 - var_1_21))) : (var_1_28 == ((unsigned short int) 50))) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=2, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_38=-16240, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_4=0, var_1_7=32, var_1_8=4294951056] [L216] EXPR (((((((((((var_1_40 >= var_1_7) ? (var_1_1 == ((float) ((((var_1_4) > (9.999999996E8f)) ? (var_1_4) : (9.999999996E8f))))) : (var_1_1 == ((float) (((((var_1_5 + var_1_6)) > (var_1_4)) ? ((var_1_5 + var_1_6)) : (var_1_4)))))) && ((var_1_5 < var_1_4) ? (var_1_7 == ((unsigned long int) (((((var_1_8 - var_1_28)) < (var_1_17)) ? ((var_1_8 - var_1_28)) : (var_1_17))))) : (var_1_7 == ((unsigned long int) var_1_28)))) && ((((var_1_7 | var_1_8) > var_1_17) && var_1_13) ? (var_1_11 == ((float) var_1_5)) : 1)) && (var_1_12 ? (((var_1_28 + var_1_40) > (var_1_8 + var_1_17)) ? (var_1_13 == ((unsigned char) var_1_14)) : 1) : (var_1_13 == ((unsigned char) var_1_15)))) && ((var_1_28 <= ((var_1_28 ^ var_1_8) & var_1_23)) ? (var_1_16 == ((float) var_1_4)) : 1)) && ((-1 > ((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28)))) ? (var_1_17 == ((unsigned short int) ((var_1_18 + var_1_19) - ((var_1_20 - var_1_21) + 5)))) : 1)) && (((var_1_18 << var_1_32) <= (var_1_19 + var_1_20)) ? ((var_1_17 >= var_1_19) ? (var_1_22 == ((unsigned long int) var_1_18)) : (var_1_22 == ((unsigned long int) var_1_20))) : (var_1_22 == ((unsigned long int) var_1_18)))) && ((((var_1_24 - var_1_25) / var_1_26) == (var_1_19 - (var_1_27 - var_1_18))) ? (var_1_23 == ((unsigned short int) (var_1_20 + var_1_18))) : 1)) && (((last_1_var_1_40 / (var_1_29 - var_1_30)) > (var_1_19 << var_1_20)) ? (var_1_28 == ((unsigned short int) (var_1_31 - var_1_21))) : (var_1_28 == ((unsigned short int) 50)))) && ((((((last_1_var_1_42) < (var_1_24)) ? (last_1_var_1_42) : (var_1_24))) != (last_1_var_1_38 + ((((last_1_var_1_28) < (last_1_var_1_23)) ? (last_1_var_1_28) : (last_1_var_1_23))))) ? (var_1_32 == ((unsigned short int) var_1_30)) : ((16.8f <= last_1_var_1_11) ? (var_1_32 == ((unsigned short int) var_1_21)) : (var_1_32 == ((unsigned short int) var_1_30))))) && (((var_1_29 & (var_1_8 ^ var_1_38)) < var_1_17) ? (var_1_34 == ((float) ((255.5f - var_1_35) + (((((var_1_36 - var_1_37)) < (var_1_5)) ? ((var_1_36 - var_1_37)) : (var_1_5)))))) : 1) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=2, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_38=-16240, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_4=0, var_1_7=32, var_1_8=4294951056] [L216-L217] return ((((((((((((((var_1_40 >= var_1_7) ? (var_1_1 == ((float) ((((var_1_4) > (9.999999996E8f)) ? (var_1_4) : (9.999999996E8f))))) : (var_1_1 == ((float) (((((var_1_5 + var_1_6)) > (var_1_4)) ? ((var_1_5 + var_1_6)) : (var_1_4)))))) && ((var_1_5 < var_1_4) ? (var_1_7 == ((unsigned long int) (((((var_1_8 - var_1_28)) < (var_1_17)) ? ((var_1_8 - var_1_28)) : (var_1_17))))) : (var_1_7 == ((unsigned long int) var_1_28)))) && ((((var_1_7 | var_1_8) > var_1_17) && var_1_13) ? (var_1_11 == ((float) var_1_5)) : 1)) && (var_1_12 ? (((var_1_28 + var_1_40) > (var_1_8 + var_1_17)) ? (var_1_13 == ((unsigned char) var_1_14)) : 1) : (var_1_13 == ((unsigned char) var_1_15)))) && ((var_1_28 <= ((var_1_28 ^ var_1_8) & var_1_23)) ? (var_1_16 == ((float) var_1_4)) : 1)) && ((-1 > ((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28)))) ? (var_1_17 == ((unsigned short int) ((var_1_18 + var_1_19) - ((var_1_20 - var_1_21) + 5)))) : 1)) && (((var_1_18 << var_1_32) <= (var_1_19 + var_1_20)) ? ((var_1_17 >= var_1_19) ? (var_1_22 == ((unsigned long int) var_1_18)) : (var_1_22 == ((unsigned long int) var_1_20))) : (var_1_22 == ((unsigned long int) var_1_18)))) && ((((var_1_24 - var_1_25) / var_1_26) == (var_1_19 - (var_1_27 - var_1_18))) ? (var_1_23 == ((unsigned short int) (var_1_20 + var_1_18))) : 1)) && (((last_1_var_1_40 / (var_1_29 - var_1_30)) > (var_1_19 << var_1_20)) ? (var_1_28 == ((unsigned short int) (var_1_31 - var_1_21))) : (var_1_28 == ((unsigned short int) 50)))) && ((((((last_1_var_1_42) < (var_1_24)) ? (last_1_var_1_42) : (var_1_24))) != (last_1_var_1_38 + ((((last_1_var_1_28) < (last_1_var_1_23)) ? (last_1_var_1_28) : (last_1_var_1_23))))) ? (var_1_32 == ((unsigned short int) var_1_30)) : ((16.8f <= last_1_var_1_11) ? (var_1_32 == ((unsigned short int) var_1_21)) : (var_1_32 == ((unsigned short int) var_1_30))))) && (((var_1_29 & (var_1_8 ^ var_1_38)) < var_1_17) ? (var_1_34 == ((float) ((255.5f - var_1_35) + (((((var_1_36 - var_1_37)) < (var_1_5)) ? ((var_1_36 - var_1_37)) : (var_1_5)))))) : 1)) && ((var_1_19 > var_1_32) ? (var_1_38 == ((signed short int) (var_1_29 + (((((var_1_21) < (var_1_30)) ? (var_1_21) : (var_1_30))) - (var_1_39 - 16))))) : 1)) && (var_1_14 ? (var_1_40 == ((signed long int) (((((var_1_30 + var_1_32)) < (var_1_23)) ? ((var_1_30 + var_1_32)) : (var_1_23))))) : (((var_1_32 / var_1_31) < var_1_32) ? (var_1_40 == ((signed long int) (var_1_39 + var_1_30))) : (var_1_40 == ((signed long int) var_1_25))))) && (var_1_42 == ((signed short int) var_1_25)) ; [L226] RET, EXPR property() [L226] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=2, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_38=-16240, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_4=0, var_1_7=32, var_1_8=4294951056] [L19] reach_error() VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=2, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_38=-16240, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_4=0, var_1_7=32, var_1_8=4294951056] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 162 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 703.0s, OverallIterations: 22, TraceHistogramMax: 40, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 406.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 48 mSolverCounterUnknown, 37679 SdHoareTripleChecker+Valid, 297.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 37563 mSDsluCounter, 24308 SdHoareTripleChecker+Invalid, 290.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 20009 mSDsCounter, 5683 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 33435 IncrementalHoareTripleChecker+Invalid, 39166 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5683 mSolverCounterUnsat, 4299 mSDtfsCounter, 33435 mSolverCounterSat, 0.5s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6292 GetRequests, 5378 SyntacticMatches, 34 SemanticMatches, 880 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36330 ImplicationChecksByTransitivity, 152.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2831occurred in iteration=21, InterpolantAutomatonStates: 692, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.4s AutomataMinimizationTime, 21 MinimizatonAttempts, 12664 StatesRemovedByMinimization, 19 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 4.2s SatisfiabilityAnalysisTime, 283.3s InterpolantComputationTime, 9271 NumberOfCodeBlocks, 9271 NumberOfCodeBlocksAsserted, 34 NumberOfCheckSat, 10307 ConstructedInterpolants, 1 QuantifiedInterpolants, 95627 SizeOfPredicates, 123 NumberOfNonLiveVariables, 6702 ConjunctsInSsa, 280 ConjunctsInUnsatCore, 38 InterpolantComputations, 11 PerfectInterpolantSequences, 114897/118560 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-28 04:08:32,819 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process [2024-11-28 04:08:32,981 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-68.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9cada0c85d469bf843d2b88bb91f13bf498b21137f0d387bee03f08915f85ad4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:08:35,717 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:08:35,827 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-28 04:08:35,833 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:08:35,834 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:08:35,883 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:08:35,884 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:08:35,885 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:08:35,885 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:08:35,886 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:08:35,887 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:08:35,887 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:08:35,887 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:08:35,887 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:08:35,888 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:08:35,888 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:08:35,888 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:08:35,888 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 04:08:35,889 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 04:08:35,889 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:08:35,889 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:08:35,889 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:08:35,890 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:08:35,890 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 04:08:35,890 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 04:08:35,890 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 04:08:35,890 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 04:08:35,890 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:08:35,890 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:08:35,890 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:08:35,891 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:08:35,891 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:08:35,891 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:08:35,891 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:08:35,891 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:08:35,891 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:08:35,891 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:08:35,891 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:08:35,891 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:08:35,891 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:08:35,891 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:08:35,892 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:08:35,892 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:08:35,893 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:08:35,893 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 04:08:35,893 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 04:08:35,894 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:08:35,894 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:08:35,894 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:08:35,894 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:08:35,894 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> 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 -> 9cada0c85d469bf843d2b88bb91f13bf498b21137f0d387bee03f08915f85ad4 [2024-11-28 04:08:36,205 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:08:36,215 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:08:36,217 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:08:36,221 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:08:36,221 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:08:36,222 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-68.i [2024-11-28 04:08:39,211 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/data/85b1f571b/f10b745caa504bd286141c2d4d80c630/FLAGdd39f2240 [2024-11-28 04:08:39,591 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:08:39,593 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-68.i [2024-11-28 04:08:39,606 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/data/85b1f571b/f10b745caa504bd286141c2d4d80c630/FLAGdd39f2240 [2024-11-28 04:08:39,797 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/data/85b1f571b/f10b745caa504bd286141c2d4d80c630 [2024-11-28 04:08:39,800 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:08:39,801 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:08:39,802 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:08:39,803 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:08:39,808 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:08:39,809 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:08:39" (1/1) ... [2024-11-28 04:08:39,810 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20b46b1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:08:39, skipping insertion in model container [2024-11-28 04:08:39,811 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:08:39" (1/1) ... [2024-11-28 04:08:39,843 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:08:39,998 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-68.i[916,929] [2024-11-28 04:08:40,126 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:08:40,142 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:08:40,151 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-68.i[916,929] [2024-11-28 04:08:40,194 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:08:40,213 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:08:40,214 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:08:40 WrapperNode [2024-11-28 04:08:40,214 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:08:40,215 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:08:40,215 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:08:40,215 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:08:40,222 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:08:40" (1/1) ... [2024-11-28 04:08:40,233 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:08:40" (1/1) ... [2024-11-28 04:08:40,284 INFO L138 Inliner]: procedures = 27, calls = 53, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 235 [2024-11-28 04:08:40,284 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:08:40,285 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:08:40,285 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:08:40,285 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:08:40,306 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:08:40" (1/1) ... [2024-11-28 04:08:40,307 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:08:40" (1/1) ... [2024-11-28 04:08:40,312 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:08:40" (1/1) ... [2024-11-28 04:08:40,337 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-28 04:08:40,341 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:08:40" (1/1) ... [2024-11-28 04:08:40,341 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:08:40" (1/1) ... [2024-11-28 04:08:40,364 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:08:40" (1/1) ... [2024-11-28 04:08:40,369 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:08:40" (1/1) ... [2024-11-28 04:08:40,372 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:08:40" (1/1) ... [2024-11-28 04:08:40,378 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:08:40" (1/1) ... [2024-11-28 04:08:40,380 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:08:40" (1/1) ... [2024-11-28 04:08:40,383 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:08:40,384 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:08:40,384 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:08:40,384 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:08:40,385 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:08:40" (1/1) ... [2024-11-28 04:08:40,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:08:40,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:08:40,423 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:08:40,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:08:40,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:08:40,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 04:08:40,455 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 04:08:40,455 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 04:08:40,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:08:40,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:08:40,587 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:08:40,589 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:08:44,096 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-28 04:08:44,096 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:08:44,108 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:08:44,108 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 04:08:44,109 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:08:44 BoogieIcfgContainer [2024-11-28 04:08:44,109 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:08:44,111 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:08:44,111 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:08:44,116 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:08:44,116 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:08:39" (1/3) ... [2024-11-28 04:08:44,117 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69b1ef2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:08:44, skipping insertion in model container [2024-11-28 04:08:44,117 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:08:40" (2/3) ... [2024-11-28 04:08:44,117 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69b1ef2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:08:44, skipping insertion in model container [2024-11-28 04:08:44,118 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:08:44" (3/3) ... [2024-11-28 04:08:44,119 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-68.i [2024-11-28 04:08:44,133 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:08:44,135 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount100_file-68.i that has 2 procedures, 105 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 04:08:44,191 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:08:44,203 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@61c9f6dc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:08:44,203 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 04:08:44,207 INFO L276 IsEmpty]: Start isEmpty. Operand has 105 states, 62 states have (on average 1.3548387096774193) internal successors, (84), 63 states have internal predecessors, (84), 40 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2024-11-28 04:08:44,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2024-11-28 04:08:44,221 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:08:44,222 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:08:44,222 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:08:44,226 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:08:44,227 INFO L85 PathProgramCache]: Analyzing trace with hash -820819256, now seen corresponding path program 1 times [2024-11-28 04:08:44,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:08:44,238 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1856862749] [2024-11-28 04:08:44,238 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:08:44,238 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:08:44,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:08:44,243 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 04:08:44,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-28 04:08:44,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:08:44,970 INFO L256 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 04:08:44,981 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:08:45,040 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 638 proven. 0 refuted. 0 times theorem prover too weak. 2482 trivial. 0 not checked. [2024-11-28 04:08:45,040 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:08:45,040 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:08:45,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1856862749] [2024-11-28 04:08:45,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1856862749] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:08:45,041 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:08:45,041 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 04:08:45,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [269607371] [2024-11-28 04:08:45,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:08:45,052 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 04:08:45,052 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:08:45,070 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 04:08:45,071 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:08:45,073 INFO L87 Difference]: Start difference. First operand has 105 states, 62 states have (on average 1.3548387096774193) internal successors, (84), 63 states have internal predecessors, (84), 40 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) Second operand has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2024-11-28 04:08:45,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:08:45,119 INFO L93 Difference]: Finished difference Result 203 states and 362 transitions. [2024-11-28 04:08:45,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 04:08:45,123 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 251 [2024-11-28 04:08:45,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:08:45,130 INFO L225 Difference]: With dead ends: 203 [2024-11-28 04:08:45,130 INFO L226 Difference]: Without dead ends: 101 [2024-11-28 04:08:45,134 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 250 GetRequests, 250 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:08:45,137 INFO L435 NwaCegarLoop]: 157 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 157 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:08:45,137 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:08:45,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2024-11-28 04:08:45,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2024-11-28 04:08:45,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 59 states have (on average 1.305084745762712) internal successors, (77), 59 states have internal predecessors, (77), 40 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2024-11-28 04:08:45,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 157 transitions. [2024-11-28 04:08:45,188 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 157 transitions. Word has length 251 [2024-11-28 04:08:45,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:08:45,189 INFO L471 AbstractCegarLoop]: Abstraction has 101 states and 157 transitions. [2024-11-28 04:08:45,189 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2024-11-28 04:08:45,190 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 157 transitions. [2024-11-28 04:08:45,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2024-11-28 04:08:45,195 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:08:45,195 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:08:45,210 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-28 04:08:45,396 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:08:45,396 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:08:45,397 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:08:45,397 INFO L85 PathProgramCache]: Analyzing trace with hash 666519812, now seen corresponding path program 1 times [2024-11-28 04:08:45,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:08:45,398 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1471022404] [2024-11-28 04:08:45,399 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:08:45,399 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:08:45,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:08:45,403 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 04:08:45,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-28 04:08:46,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:08:46,070 INFO L256 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 04:08:46,078 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:08:46,179 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3120 trivial. 0 not checked. [2024-11-28 04:08:46,179 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:08:46,179 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:08:46,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1471022404] [2024-11-28 04:08:46,180 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1471022404] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:08:46,180 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:08:46,180 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:08:46,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170170063] [2024-11-28 04:08:46,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:08:46,182 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:08:46,184 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:08:46,185 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:08:46,186 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:08:46,187 INFO L87 Difference]: Start difference. First operand 101 states and 157 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-11-28 04:08:48,080 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 04:08:48,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:08:48,085 INFO L93 Difference]: Finished difference Result 199 states and 311 transitions. [2024-11-28 04:08:48,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:08:48,109 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) Word has length 251 [2024-11-28 04:08:48,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:08:48,112 INFO L225 Difference]: With dead ends: 199 [2024-11-28 04:08:48,112 INFO L226 Difference]: Without dead ends: 101 [2024-11-28 04:08:48,113 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 250 GetRequests, 249 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:08:48,114 INFO L435 NwaCegarLoop]: 155 mSDtfsCounter, 0 mSDsluCounter, 152 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 307 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-28 04:08:48,114 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 307 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-28 04:08:48,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2024-11-28 04:08:48,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2024-11-28 04:08:48,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 59 states have (on average 1.2881355932203389) internal successors, (76), 59 states have internal predecessors, (76), 40 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2024-11-28 04:08:48,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 156 transitions. [2024-11-28 04:08:48,130 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 156 transitions. Word has length 251 [2024-11-28 04:08:48,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:08:48,132 INFO L471 AbstractCegarLoop]: Abstraction has 101 states and 156 transitions. [2024-11-28 04:08:48,132 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-11-28 04:08:48,132 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 156 transitions. [2024-11-28 04:08:48,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2024-11-28 04:08:48,136 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:08:48,136 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:08:48,152 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-28 04:08:48,337 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:08:48,337 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:08:48,337 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:08:48,338 INFO L85 PathProgramCache]: Analyzing trace with hash -1022423930, now seen corresponding path program 1 times [2024-11-28 04:08:48,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:08:48,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1269677071] [2024-11-28 04:08:48,339 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:08:48,339 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:08:48,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:08:48,341 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 04:08:48,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-28 04:08:48,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:08:49,014 INFO L256 TraceCheckSpWp]: Trace formula consists of 407 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-28 04:08:49,028 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:08:50,413 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1219 proven. 87 refuted. 0 times theorem prover too weak. 1814 trivial. 0 not checked. [2024-11-28 04:08:50,413 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:08:51,655 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 30 proven. 87 refuted. 0 times theorem prover too weak. 3003 trivial. 0 not checked. [2024-11-28 04:08:51,656 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:08:51,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1269677071] [2024-11-28 04:08:51,656 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1269677071] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 04:08:51,656 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 04:08:51,657 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2024-11-28 04:08:51,657 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059614608] [2024-11-28 04:08:51,657 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 04:08:51,658 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 04:08:51,659 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:08:51,660 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 04:08:51,660 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:08:51,660 INFO L87 Difference]: Start difference. First operand 101 states and 156 transitions. Second operand has 8 states, 8 states have (on average 7.875) internal successors, (63), 8 states have internal predecessors, (63), 2 states have call successors, (69), 2 states have call predecessors, (69), 4 states have return successors, (70), 2 states have call predecessors, (70), 2 states have call successors, (70) [2024-11-28 04:08:54,214 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 04:08:56,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 04:08:56,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:08:56,615 INFO L93 Difference]: Finished difference Result 313 states and 476 transitions. [2024-11-28 04:08:56,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-28 04:08:56,617 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.875) internal successors, (63), 8 states have internal predecessors, (63), 2 states have call successors, (69), 2 states have call predecessors, (69), 4 states have return successors, (70), 2 states have call predecessors, (70), 2 states have call successors, (70) Word has length 251 [2024-11-28 04:08:56,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:08:56,620 INFO L225 Difference]: With dead ends: 313 [2024-11-28 04:08:56,620 INFO L226 Difference]: Without dead ends: 215 [2024-11-28 04:08:56,622 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 512 GetRequests, 494 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=112, Invalid=230, Unknown=0, NotChecked=0, Total=342 [2024-11-28 04:08:56,623 INFO L435 NwaCegarLoop]: 112 mSDtfsCounter, 248 mSDsluCounter, 248 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 259 SdHoareTripleChecker+Valid, 360 SdHoareTripleChecker+Invalid, 414 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-28 04:08:56,623 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [259 Valid, 360 Invalid, 414 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2024-11-28 04:08:56,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2024-11-28 04:08:56,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 205. [2024-11-28 04:08:56,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 205 states, 120 states have (on average 1.275) internal successors, (153), 120 states have internal predecessors, (153), 80 states have call successors, (80), 4 states have call predecessors, (80), 4 states have return successors, (80), 80 states have call predecessors, (80), 80 states have call successors, (80) [2024-11-28 04:08:56,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 313 transitions. [2024-11-28 04:08:56,675 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 313 transitions. Word has length 251 [2024-11-28 04:08:56,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:08:56,676 INFO L471 AbstractCegarLoop]: Abstraction has 205 states and 313 transitions. [2024-11-28 04:08:56,676 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.875) internal successors, (63), 8 states have internal predecessors, (63), 2 states have call successors, (69), 2 states have call predecessors, (69), 4 states have return successors, (70), 2 states have call predecessors, (70), 2 states have call successors, (70) [2024-11-28 04:08:56,677 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 313 transitions. [2024-11-28 04:08:56,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2024-11-28 04:08:56,681 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:08:56,681 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:08:56,696 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-28 04:08:56,885 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:08:56,885 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:08:56,886 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:08:56,890 INFO L85 PathProgramCache]: Analyzing trace with hash -1020576888, now seen corresponding path program 1 times [2024-11-28 04:08:56,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:08:56,891 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1544280406] [2024-11-28 04:08:56,891 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:08:56,891 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:08:56,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:08:56,893 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 04:08:56,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-28 04:08:57,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:08:57,356 INFO L256 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-28 04:08:57,361 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:09:02,253 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 2073 proven. 228 refuted. 0 times theorem prover too weak. 819 trivial. 0 not checked. [2024-11-28 04:09:02,253 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:09:03,475 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:09:03,475 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1544280406] [2024-11-28 04:09:03,475 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1544280406] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:09:03,475 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1619817414] [2024-11-28 04:09:03,475 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:09:03,476 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 04:09:03,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 04:09:03,485 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 04:09:03,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-28 04:09:06,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:09:07,015 INFO L256 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-28 04:09:07,020 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:09:14,830 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 2146 proven. 195 refuted. 0 times theorem prover too weak. 779 trivial. 0 not checked. [2024-11-28 04:09:14,830 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:09:18,259 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1619817414] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:09:18,259 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 04:09:18,260 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 19] total 33 [2024-11-28 04:09:18,260 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1914122073] [2024-11-28 04:09:18,260 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 04:09:18,260 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2024-11-28 04:09:18,260 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:09:18,261 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2024-11-28 04:09:18,262 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=199, Invalid=1207, Unknown=0, NotChecked=0, Total=1406 [2024-11-28 04:09:18,262 INFO L87 Difference]: Start difference. First operand 205 states and 313 transitions. Second operand has 33 states, 33 states have (on average 4.121212121212121) internal successors, (136), 30 states have internal predecessors, (136), 11 states have call successors, (80), 11 states have call predecessors, (80), 16 states have return successors, (80), 11 states have call predecessors, (80), 11 states have call successors, (80) [2024-11-28 04:09:32,756 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:09:39,788 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.63s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 04:09:46,595 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.69s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 04:09:46,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:09:46,628 INFO L93 Difference]: Finished difference Result 653 states and 925 transitions. [2024-11-28 04:09:46,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-28 04:09:46,652 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 33 states have (on average 4.121212121212121) internal successors, (136), 30 states have internal predecessors, (136), 11 states have call successors, (80), 11 states have call predecessors, (80), 16 states have return successors, (80), 11 states have call predecessors, (80), 11 states have call successors, (80) Word has length 251 [2024-11-28 04:09:46,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:09:46,657 INFO L225 Difference]: With dead ends: 653 [2024-11-28 04:09:46,657 INFO L226 Difference]: Without dead ends: 451 [2024-11-28 04:09:46,660 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 605 GetRequests, 522 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2077 ImplicationChecksByTransitivity, 17.0s TimeCoverageRelationStatistics Valid=1319, Invalid=5821, Unknown=0, NotChecked=0, Total=7140 [2024-11-28 04:09:46,661 INFO L435 NwaCegarLoop]: 96 mSDtfsCounter, 665 mSDsluCounter, 847 mSDsCounter, 0 mSdLazyCounter, 1288 mSolverCounterSat, 292 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 676 SdHoareTripleChecker+Valid, 943 SdHoareTripleChecker+Invalid, 1580 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 292 IncrementalHoareTripleChecker+Valid, 1288 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.5s IncrementalHoareTripleChecker+Time [2024-11-28 04:09:46,661 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [676 Valid, 943 Invalid, 1580 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [292 Valid, 1288 Invalid, 0 Unknown, 0 Unchecked, 18.5s Time] [2024-11-28 04:09:46,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 451 states. [2024-11-28 04:09:46,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 451 to 354. [2024-11-28 04:09:46,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 354 states, 209 states have (on average 1.1626794258373205) internal successors, (243), 209 states have internal predecessors, (243), 120 states have call successors, (120), 24 states have call predecessors, (120), 24 states have return successors, (120), 120 states have call predecessors, (120), 120 states have call successors, (120) [2024-11-28 04:09:46,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 483 transitions. [2024-11-28 04:09:46,763 INFO L78 Accepts]: Start accepts. Automaton has 354 states and 483 transitions. Word has length 251 [2024-11-28 04:09:46,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:09:46,764 INFO L471 AbstractCegarLoop]: Abstraction has 354 states and 483 transitions. [2024-11-28 04:09:46,765 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 4.121212121212121) internal successors, (136), 30 states have internal predecessors, (136), 11 states have call successors, (80), 11 states have call predecessors, (80), 16 states have return successors, (80), 11 states have call predecessors, (80), 11 states have call successors, (80) [2024-11-28 04:09:46,765 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 483 transitions. [2024-11-28 04:09:46,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2024-11-28 04:09:46,771 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:09:46,772 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:09:46,788 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-11-28 04:09:46,984 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-28 04:09:47,172 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt [2024-11-28 04:09:47,173 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:09:47,173 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:09:47,173 INFO L85 PathProgramCache]: Analyzing trace with hash -1877738740, now seen corresponding path program 1 times [2024-11-28 04:09:47,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:09:47,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2056870279] [2024-11-28 04:09:47,174 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:09:47,174 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:09:47,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:09:47,176 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 04:09:47,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-11-28 04:09:47,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:09:47,618 INFO L256 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-28 04:09:47,622 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:09:50,974 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3120 trivial. 0 not checked. [2024-11-28 04:09:50,974 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:09:50,974 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:09:50,974 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2056870279] [2024-11-28 04:09:50,974 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2056870279] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:09:50,974 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:09:50,974 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 04:09:50,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [258569819] [2024-11-28 04:09:50,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:09:50,980 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:09:50,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:09:50,980 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:09:50,980 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:09:50,981 INFO L87 Difference]: Start difference. First operand 354 states and 483 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-11-28 04:09:53,983 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 04:09:58,876 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.40s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 04:09:58,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:09:58,896 INFO L93 Difference]: Finished difference Result 822 states and 1147 transitions. [2024-11-28 04:09:58,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:09:58,932 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) Word has length 251 [2024-11-28 04:09:58,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:09:58,938 INFO L225 Difference]: With dead ends: 822 [2024-11-28 04:09:58,938 INFO L226 Difference]: Without dead ends: 588 [2024-11-28 04:09:58,939 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 251 GetRequests, 247 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:09:58,940 INFO L435 NwaCegarLoop]: 259 mSDtfsCounter, 200 mSDsluCounter, 233 mSDsCounter, 0 mSdLazyCounter, 202 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 200 SdHoareTripleChecker+Valid, 492 SdHoareTripleChecker+Invalid, 202 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 202 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.8s IncrementalHoareTripleChecker+Time [2024-11-28 04:09:58,940 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [200 Valid, 492 Invalid, 202 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 202 Invalid, 0 Unknown, 0 Unchecked, 7.8s Time] [2024-11-28 04:09:58,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 588 states. [2024-11-28 04:09:59,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 588 to 390. [2024-11-28 04:09:59,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 390 states, 245 states have (on average 1.2122448979591838) internal successors, (297), 245 states have internal predecessors, (297), 120 states have call successors, (120), 24 states have call predecessors, (120), 24 states have return successors, (120), 120 states have call predecessors, (120), 120 states have call successors, (120) [2024-11-28 04:09:59,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 390 states and 537 transitions. [2024-11-28 04:09:59,008 INFO L78 Accepts]: Start accepts. Automaton has 390 states and 537 transitions. Word has length 251 [2024-11-28 04:09:59,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:09:59,009 INFO L471 AbstractCegarLoop]: Abstraction has 390 states and 537 transitions. [2024-11-28 04:09:59,009 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-11-28 04:09:59,010 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 537 transitions. [2024-11-28 04:09:59,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2024-11-28 04:09:59,013 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:09:59,013 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:09:59,027 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2024-11-28 04:09:59,214 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:09:59,214 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:09:59,214 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:09:59,215 INFO L85 PathProgramCache]: Analyzing trace with hash -1820480438, now seen corresponding path program 1 times [2024-11-28 04:09:59,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:09:59,215 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [116807832] [2024-11-28 04:09:59,215 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:09:59,215 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:09:59,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:09:59,220 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 04:09:59,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-11-28 04:09:59,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:09:59,712 INFO L256 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-28 04:09:59,718 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:10:12,586 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1517 proven. 150 refuted. 0 times theorem prover too weak. 1453 trivial. 0 not checked. [2024-11-28 04:10:12,586 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:10:20,518 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:10:20,518 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [116807832] [2024-11-28 04:10:20,518 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [116807832] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:10:20,518 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [53664457] [2024-11-28 04:10:20,518 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:10:20,519 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 04:10:20,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 04:10:20,520 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 04:10:20,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae036bd0-0dc1-4d35-9d64-9bcb8073aa06/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-28 04:10:22,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:10:22,327 INFO L256 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-28 04:10:22,331 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:10:33,854 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1433 proven. 129 refuted. 0 times theorem prover too weak. 1558 trivial. 0 not checked. [2024-11-28 04:10:33,854 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:10:37,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [53664457] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:10:37,838 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 04:10:37,838 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 12] total 21 [2024-11-28 04:10:37,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [337405219] [2024-11-28 04:10:37,838 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 04:10:37,839 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-11-28 04:10:37,839 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:10:37,840 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-11-28 04:10:37,841 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=234, Invalid=888, Unknown=0, NotChecked=0, Total=1122 [2024-11-28 04:10:37,841 INFO L87 Difference]: Start difference. First operand 390 states and 537 transitions. Second operand has 22 states, 22 states have (on average 4.318181818181818) internal successors, (95), 20 states have internal predecessors, (95), 5 states have call successors, (49), 5 states have call predecessors, (49), 7 states have return successors, (50), 5 states have call predecessors, (50), 5 states have call successors, (50)