./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-39.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-39.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC --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 dfd4199778f3470f18ddded1b4acee60166184917bf25c1bba255dc5dd2abf98 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 22:35:15,150 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 22:35:15,241 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-23 22:35:15,250 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 22:35:15,250 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 22:35:15,291 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 22:35:15,296 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 22:35:15,296 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 22:35:15,296 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 22:35:15,296 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 22:35:15,297 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 22:35:15,297 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 22:35:15,297 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 22:35:15,297 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 22:35:15,297 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 22:35:15,297 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 22:35:15,297 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 22:35:15,298 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-23 22:35:15,298 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 22:35:15,298 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-23 22:35:15,298 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 22:35:15,298 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 22:35:15,298 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 22:35:15,298 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 22:35:15,298 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-23 22:35:15,298 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 22:35:15,299 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 22:35:15,299 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 22:35:15,299 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 22:35:15,299 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:35:15,299 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:35:15,299 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:35:15,299 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:35:15,299 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 22:35:15,302 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:35:15,302 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:35:15,302 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:35:15,302 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:35:15,302 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 22:35:15,302 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 22:35:15,302 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 22:35:15,302 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 22:35:15,302 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-23 22:35:15,303 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-23 22:35:15,303 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 22:35:15,303 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 22:35:15,303 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 22:35:15,303 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 22:35:15,303 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_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC 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 -> dfd4199778f3470f18ddded1b4acee60166184917bf25c1bba255dc5dd2abf98 [2024-11-23 22:35:15,618 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 22:35:15,629 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 22:35:15,632 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 22:35:15,633 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 22:35:15,633 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 22:35:15,635 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-39.i [2024-11-23 22:35:18,605 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/data/ff850add1/8ddc6f2c187a4c08a3ded5c14f3fd8a7/FLAG03a90cb68 [2024-11-23 22:35:18,908 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 22:35:18,910 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-39.i [2024-11-23 22:35:18,923 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/data/ff850add1/8ddc6f2c187a4c08a3ded5c14f3fd8a7/FLAG03a90cb68 [2024-11-23 22:35:18,946 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/data/ff850add1/8ddc6f2c187a4c08a3ded5c14f3fd8a7 [2024-11-23 22:35:18,949 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 22:35:18,952 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 22:35:18,954 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 22:35:18,954 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 22:35:18,960 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 22:35:18,961 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:35:18" (1/1) ... [2024-11-23 22:35:18,962 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@587fdeb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:18, skipping insertion in model container [2024-11-23 22:35:18,962 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:35:18" (1/1) ... [2024-11-23 22:35:19,002 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 22:35:19,196 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_ca99ff71-f6e5-469e-8729-19a3a5c69edd/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-39.i[916,929] [2024-11-23 22:35:19,356 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:35:19,375 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 22:35:19,387 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_ca99ff71-f6e5-469e-8729-19a3a5c69edd/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-39.i[916,929] [2024-11-23 22:35:19,449 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:35:19,470 INFO L204 MainTranslator]: Completed translation [2024-11-23 22:35:19,471 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:19 WrapperNode [2024-11-23 22:35:19,471 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 22:35:19,473 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 22:35:19,473 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 22:35:19,473 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 22:35:19,481 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:19" (1/1) ... [2024-11-23 22:35:19,496 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:19" (1/1) ... [2024-11-23 22:35:19,555 INFO L138 Inliner]: procedures = 26, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 208 [2024-11-23 22:35:19,555 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 22:35:19,557 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 22:35:19,558 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 22:35:19,558 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 22:35:19,569 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:19" (1/1) ... [2024-11-23 22:35:19,569 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:19" (1/1) ... [2024-11-23 22:35:19,578 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:19" (1/1) ... [2024-11-23 22:35:19,601 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]. [2024-11-23 22:35:19,601 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:19" (1/1) ... [2024-11-23 22:35:19,602 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:19" (1/1) ... [2024-11-23 22:35:19,612 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:19" (1/1) ... [2024-11-23 22:35:19,614 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:19" (1/1) ... [2024-11-23 22:35:19,621 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:19" (1/1) ... [2024-11-23 22:35:19,624 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:19" (1/1) ... [2024-11-23 22:35:19,626 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:19" (1/1) ... [2024-11-23 22:35:19,631 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 22:35:19,632 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 22:35:19,632 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 22:35:19,632 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 22:35:19,633 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:19" (1/1) ... [2024-11-23 22:35:19,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:35:19,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:35:19,679 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 22:35:19,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 22:35:19,711 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 22:35:19,711 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-23 22:35:19,711 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-23 22:35:19,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-23 22:35:19,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 22:35:19,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 22:35:19,825 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 22:35:19,827 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 22:35:20,546 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-23 22:35:20,546 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 22:35:20,561 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 22:35:20,562 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-23 22:35:20,562 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:35:20 BoogieIcfgContainer [2024-11-23 22:35:20,562 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 22:35:20,568 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 22:35:20,568 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 22:35:20,575 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 22:35:20,576 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:35:18" (1/3) ... [2024-11-23 22:35:20,577 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d452e2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:35:20, skipping insertion in model container [2024-11-23 22:35:20,577 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:19" (2/3) ... [2024-11-23 22:35:20,577 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d452e2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:35:20, skipping insertion in model container [2024-11-23 22:35:20,577 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:35:20" (3/3) ... [2024-11-23 22:35:20,580 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-39.i [2024-11-23 22:35:20,600 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 22:35:20,602 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-while_file-39.i that has 2 procedures, 90 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-23 22:35:20,688 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 22:35:20,709 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;@78f380c2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 22:35:20,710 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 22:35:20,715 INFO L276 IsEmpty]: Start isEmpty. Operand has 90 states, 63 states have (on average 1.4285714285714286) internal successors, (90), 64 states have internal predecessors, (90), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-23 22:35:20,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-23 22:35:20,736 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:35:20,737 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:35:20,737 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:35:20,747 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:35:20,749 INFO L85 PathProgramCache]: Analyzing trace with hash 56376211, now seen corresponding path program 1 times [2024-11-23 22:35:20,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:35:20,760 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637094215] [2024-11-23 22:35:20,761 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:35:20,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:35:20,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:35:21,297 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 1058 trivial. 0 not checked. [2024-11-23 22:35:21,297 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:35:21,297 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1637094215] [2024-11-23 22:35:21,298 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1637094215] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:35:21,298 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1541495915] [2024-11-23 22:35:21,299 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:35:21,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:35:21,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:35:21,301 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 22:35:21,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-23 22:35:21,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:35:21,596 INFO L256 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-23 22:35:21,604 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:35:21,682 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 1058 trivial. 0 not checked. [2024-11-23 22:35:21,686 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:35:21,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1541495915] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:35:21,687 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-23 22:35:21,687 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-23 22:35:21,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336456403] [2024-11-23 22:35:21,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:35:21,695 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-23 22:35:21,696 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:35:21,757 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-23 22:35:21,757 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 22:35:21,760 INFO L87 Difference]: Start difference. First operand has 90 states, 63 states have (on average 1.4285714285714286) internal successors, (90), 64 states have internal predecessors, (90), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-23 22:35:21,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:35:21,800 INFO L93 Difference]: Finished difference Result 173 states and 294 transitions. [2024-11-23 22:35:21,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-23 22:35:21,803 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) Word has length 166 [2024-11-23 22:35:21,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:35:21,811 INFO L225 Difference]: With dead ends: 173 [2024-11-23 22:35:21,812 INFO L226 Difference]: Without dead ends: 86 [2024-11-23 22:35:21,815 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 22:35:21,821 INFO L435 NwaCegarLoop]: 131 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, 131 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 [2024-11-23 22:35:21,822 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:35:21,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2024-11-23 22:35:21,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2024-11-23 22:35:21,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 60 states have (on average 1.3833333333333333) internal successors, (83), 60 states have internal predecessors, (83), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-23 22:35:21,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 131 transitions. [2024-11-23 22:35:21,881 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 131 transitions. Word has length 166 [2024-11-23 22:35:21,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:35:21,881 INFO L471 AbstractCegarLoop]: Abstraction has 86 states and 131 transitions. [2024-11-23 22:35:21,881 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-23 22:35:21,881 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 131 transitions. [2024-11-23 22:35:21,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-23 22:35:21,887 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:35:21,888 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:35:21,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-23 22:35:22,089 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-23 22:35:22,089 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:35:22,090 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:35:22,090 INFO L85 PathProgramCache]: Analyzing trace with hash 484201695, now seen corresponding path program 1 times [2024-11-23 22:35:22,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:35:22,090 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1935297626] [2024-11-23 22:35:22,090 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:35:22,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:35:22,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:35:23,480 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 9 proven. 60 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2024-11-23 22:35:23,483 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:35:23,483 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1935297626] [2024-11-23 22:35:23,483 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1935297626] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:35:23,483 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [936306729] [2024-11-23 22:35:23,483 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:35:23,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:35:23,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:35:23,486 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 22:35:23,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-23 22:35:23,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:35:23,702 INFO L256 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-23 22:35:23,708 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:35:24,039 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 533 proven. 24 refuted. 0 times theorem prover too weak. 547 trivial. 0 not checked. [2024-11-23 22:35:24,039 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:35:24,439 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 45 proven. 24 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2024-11-23 22:35:24,439 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [936306729] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-23 22:35:24,439 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-23 22:35:24,440 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2024-11-23 22:35:24,440 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1528510263] [2024-11-23 22:35:24,440 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-23 22:35:24,444 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-23 22:35:24,444 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:35:24,445 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-23 22:35:24,445 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2024-11-23 22:35:24,446 INFO L87 Difference]: Start difference. First operand 86 states and 131 transitions. Second operand has 10 states, 10 states have (on average 8.2) internal successors, (82), 10 states have internal predecessors, (82), 3 states have call successors, (52), 2 states have call predecessors, (52), 4 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) [2024-11-23 22:35:25,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:35:25,269 INFO L93 Difference]: Finished difference Result 183 states and 271 transitions. [2024-11-23 22:35:25,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-23 22:35:25,271 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.2) internal successors, (82), 10 states have internal predecessors, (82), 3 states have call successors, (52), 2 states have call predecessors, (52), 4 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) Word has length 166 [2024-11-23 22:35:25,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:35:25,273 INFO L225 Difference]: With dead ends: 183 [2024-11-23 22:35:25,273 INFO L226 Difference]: Without dead ends: 100 [2024-11-23 22:35:25,274 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 350 GetRequests, 327 SyntacticMatches, 2 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=152, Invalid=354, Unknown=0, NotChecked=0, Total=506 [2024-11-23 22:35:25,275 INFO L435 NwaCegarLoop]: 78 mSDtfsCounter, 218 mSDsluCounter, 159 mSDsCounter, 0 mSdLazyCounter, 295 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 218 SdHoareTripleChecker+Valid, 237 SdHoareTripleChecker+Invalid, 406 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 295 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-23 22:35:25,276 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [218 Valid, 237 Invalid, 406 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 295 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-23 22:35:25,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2024-11-23 22:35:25,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 94. [2024-11-23 22:35:25,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 66 states have (on average 1.303030303030303) internal successors, (86), 66 states have internal predecessors, (86), 24 states have call successors, (24), 3 states have call predecessors, (24), 3 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-23 22:35:25,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 134 transitions. [2024-11-23 22:35:25,301 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 134 transitions. Word has length 166 [2024-11-23 22:35:25,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:35:25,302 INFO L471 AbstractCegarLoop]: Abstraction has 94 states and 134 transitions. [2024-11-23 22:35:25,303 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.2) internal successors, (82), 10 states have internal predecessors, (82), 3 states have call successors, (52), 2 states have call predecessors, (52), 4 states have return successors, (54), 3 states have call predecessors, (54), 3 states have call successors, (54) [2024-11-23 22:35:25,303 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 134 transitions. [2024-11-23 22:35:25,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-23 22:35:25,308 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:35:25,309 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:35:25,322 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-23 22:35:25,509 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:35:25,509 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:35:25,510 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:35:25,510 INFO L85 PathProgramCache]: Analyzing trace with hash 1938536091, now seen corresponding path program 1 times [2024-11-23 22:35:25,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:35:25,510 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305290191] [2024-11-23 22:35:25,511 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:35:25,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:35:25,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:35:26,163 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 30 proven. 39 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2024-11-23 22:35:26,163 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:35:26,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305290191] [2024-11-23 22:35:26,163 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1305290191] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:35:26,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1041327645] [2024-11-23 22:35:26,163 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:35:26,164 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:35:26,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:35:26,166 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 22:35:26,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-23 22:35:26,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:35:26,332 INFO L256 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-23 22:35:26,337 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:35:26,659 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 563 proven. 39 refuted. 0 times theorem prover too weak. 502 trivial. 0 not checked. [2024-11-23 22:35:26,659 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:35:27,017 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 30 proven. 39 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2024-11-23 22:35:27,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1041327645] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-23 22:35:27,017 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-23 22:35:27,018 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2024-11-23 22:35:27,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013540639] [2024-11-23 22:35:27,018 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-23 22:35:27,019 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-23 22:35:27,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:35:27,020 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-23 22:35:27,020 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-23 22:35:27,020 INFO L87 Difference]: Start difference. First operand 94 states and 134 transitions. Second operand has 8 states, 8 states have (on average 9.625) internal successors, (77), 8 states have internal predecessors, (77), 3 states have call successors, (50), 2 states have call predecessors, (50), 4 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2024-11-23 22:35:27,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:35:27,465 INFO L93 Difference]: Finished difference Result 195 states and 274 transitions. [2024-11-23 22:35:27,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-23 22:35:27,467 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.625) internal successors, (77), 8 states have internal predecessors, (77), 3 states have call successors, (50), 2 states have call predecessors, (50), 4 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) Word has length 166 [2024-11-23 22:35:27,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:35:27,472 INFO L225 Difference]: With dead ends: 195 [2024-11-23 22:35:27,473 INFO L226 Difference]: Without dead ends: 104 [2024-11-23 22:35:27,474 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 338 GetRequests, 329 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=64, Unknown=0, NotChecked=0, Total=110 [2024-11-23 22:35:27,476 INFO L435 NwaCegarLoop]: 98 mSDtfsCounter, 66 mSDsluCounter, 147 mSDsCounter, 0 mSdLazyCounter, 139 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 245 SdHoareTripleChecker+Invalid, 145 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 139 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-23 22:35:27,478 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 245 Invalid, 145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 139 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-23 22:35:27,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2024-11-23 22:35:27,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 98. [2024-11-23 22:35:27,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 69 states have (on average 1.2608695652173914) internal successors, (87), 69 states have internal predecessors, (87), 24 states have call successors, (24), 4 states have call predecessors, (24), 4 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-23 22:35:27,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 135 transitions. [2024-11-23 22:35:27,518 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 135 transitions. Word has length 166 [2024-11-23 22:35:27,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:35:27,520 INFO L471 AbstractCegarLoop]: Abstraction has 98 states and 135 transitions. [2024-11-23 22:35:27,520 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.625) internal successors, (77), 8 states have internal predecessors, (77), 3 states have call successors, (50), 2 states have call predecessors, (50), 4 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2024-11-23 22:35:27,521 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 135 transitions. [2024-11-23 22:35:27,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-23 22:35:27,527 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:35:27,528 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:35:27,540 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-23 22:35:27,728 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:35:27,729 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:35:27,729 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:35:27,729 INFO L85 PathProgramCache]: Analyzing trace with hash -1567125517, now seen corresponding path program 1 times [2024-11-23 22:35:27,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:35:27,729 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [497663549] [2024-11-23 22:35:27,730 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:35:27,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:35:27,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:35:29,029 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 9 proven. 123 refuted. 0 times theorem prover too weak. 972 trivial. 0 not checked. [2024-11-23 22:35:29,030 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:35:29,030 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [497663549] [2024-11-23 22:35:29,030 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [497663549] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:35:29,030 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [726077280] [2024-11-23 22:35:29,030 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:35:29,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:35:29,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:35:29,037 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 22:35:29,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-23 22:35:29,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:35:29,280 INFO L256 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-23 22:35:29,285 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:35:31,228 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 157 proven. 186 refuted. 0 times theorem prover too weak. 761 trivial. 0 not checked. [2024-11-23 22:35:31,228 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:35:32,468 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 9 proven. 126 refuted. 0 times theorem prover too weak. 969 trivial. 0 not checked. [2024-11-23 22:35:32,468 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [726077280] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-23 22:35:32,468 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-23 22:35:32,468 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 14, 11] total 28 [2024-11-23 22:35:32,468 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1020209837] [2024-11-23 22:35:32,469 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-23 22:35:32,469 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-23 22:35:32,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:35:32,471 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-23 22:35:32,471 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=145, Invalid=611, Unknown=0, NotChecked=0, Total=756 [2024-11-23 22:35:32,472 INFO L87 Difference]: Start difference. First operand 98 states and 135 transitions. Second operand has 28 states, 28 states have (on average 4.892857142857143) internal successors, (137), 27 states have internal predecessors, (137), 8 states have call successors, (69), 4 states have call predecessors, (69), 8 states have return successors, (71), 8 states have call predecessors, (71), 8 states have call successors, (71) [2024-11-23 22:35:38,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:35:38,952 INFO L93 Difference]: Finished difference Result 404 states and 538 transitions. [2024-11-23 22:35:38,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-11-23 22:35:38,954 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 4.892857142857143) internal successors, (137), 27 states have internal predecessors, (137), 8 states have call successors, (69), 4 states have call predecessors, (69), 8 states have return successors, (71), 8 states have call predecessors, (71), 8 states have call successors, (71) Word has length 167 [2024-11-23 22:35:38,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:35:38,957 INFO L225 Difference]: With dead ends: 404 [2024-11-23 22:35:38,957 INFO L226 Difference]: Without dead ends: 309 [2024-11-23 22:35:38,960 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 392 GetRequests, 323 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1217 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=1067, Invalid=3903, Unknown=0, NotChecked=0, Total=4970 [2024-11-23 22:35:38,961 INFO L435 NwaCegarLoop]: 153 mSDtfsCounter, 562 mSDsluCounter, 702 mSDsCounter, 0 mSdLazyCounter, 1256 mSolverCounterSat, 202 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 563 SdHoareTripleChecker+Valid, 855 SdHoareTripleChecker+Invalid, 1458 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 202 IncrementalHoareTripleChecker+Valid, 1256 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2024-11-23 22:35:38,962 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [563 Valid, 855 Invalid, 1458 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [202 Valid, 1256 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2024-11-23 22:35:38,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states. [2024-11-23 22:35:39,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 207. [2024-11-23 22:35:39,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 207 states, 146 states have (on average 1.2397260273972603) internal successors, (181), 146 states have internal predecessors, (181), 48 states have call successors, (48), 12 states have call predecessors, (48), 12 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-23 22:35:39,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 277 transitions. [2024-11-23 22:35:39,030 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 277 transitions. Word has length 167 [2024-11-23 22:35:39,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:35:39,030 INFO L471 AbstractCegarLoop]: Abstraction has 207 states and 277 transitions. [2024-11-23 22:35:39,031 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 4.892857142857143) internal successors, (137), 27 states have internal predecessors, (137), 8 states have call successors, (69), 4 states have call predecessors, (69), 8 states have return successors, (71), 8 states have call predecessors, (71), 8 states have call successors, (71) [2024-11-23 22:35:39,031 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 277 transitions. [2024-11-23 22:35:39,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-23 22:35:39,033 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:35:39,034 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:35:39,044 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-23 22:35:39,234 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:35:39,235 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:35:39,235 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:35:39,235 INFO L85 PathProgramCache]: Analyzing trace with hash 356102517, now seen corresponding path program 1 times [2024-11-23 22:35:39,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:35:39,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1360541792] [2024-11-23 22:35:39,236 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:35:39,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:35:39,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:35:39,558 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-11-23 22:35:39,558 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:35:39,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1360541792] [2024-11-23 22:35:39,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1360541792] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:35:39,559 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:35:39,559 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 22:35:39,559 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [518366390] [2024-11-23 22:35:39,562 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:35:39,563 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 22:35:39,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:35:39,566 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 22:35:39,566 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 22:35:39,567 INFO L87 Difference]: Start difference. First operand 207 states and 277 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-23 22:35:39,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:35:39,663 INFO L93 Difference]: Finished difference Result 413 states and 552 transitions. [2024-11-23 22:35:39,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 22:35:39,664 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 167 [2024-11-23 22:35:39,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:35:39,667 INFO L225 Difference]: With dead ends: 413 [2024-11-23 22:35:39,667 INFO L226 Difference]: Without dead ends: 209 [2024-11-23 22:35:39,668 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-23 22:35:39,669 INFO L435 NwaCegarLoop]: 172 mSDtfsCounter, 64 mSDsluCounter, 284 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 456 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 22:35:39,670 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 456 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:35:39,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2024-11-23 22:35:39,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 106. [2024-11-23 22:35:39,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 75 states have (on average 1.2266666666666666) internal successors, (92), 75 states have internal predecessors, (92), 24 states have call successors, (24), 6 states have call predecessors, (24), 6 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-23 22:35:39,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 140 transitions. [2024-11-23 22:35:39,701 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 140 transitions. Word has length 167 [2024-11-23 22:35:39,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:35:39,702 INFO L471 AbstractCegarLoop]: Abstraction has 106 states and 140 transitions. [2024-11-23 22:35:39,703 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-23 22:35:39,703 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 140 transitions. [2024-11-23 22:35:39,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-23 22:35:39,705 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:35:39,705 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:35:39,705 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-23 22:35:39,707 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:35:39,707 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:35:39,708 INFO L85 PathProgramCache]: Analyzing trace with hash -2101571387, now seen corresponding path program 1 times [2024-11-23 22:35:39,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:35:39,708 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [989639546] [2024-11-23 22:35:39,708 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:35:39,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:35:40,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-23 22:35:40,022 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [197943601] [2024-11-23 22:35:40,022 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:35:40,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:35:40,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:35:40,025 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 22:35:40,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-23 22:35:40,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:35:40,296 INFO L256 TraceCheckSpWp]: Trace formula consists of 410 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-23 22:35:40,301 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:35:41,056 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-11-23 22:35:41,056 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:35:41,056 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:35:41,056 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [989639546] [2024-11-23 22:35:41,057 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-23 22:35:41,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [197943601] [2024-11-23 22:35:41,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [197943601] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:35:41,058 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:35:41,058 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 22:35:41,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1786450848] [2024-11-23 22:35:41,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:35:41,059 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-23 22:35:41,059 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:35:41,059 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-23 22:35:41,060 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-23 22:35:41,060 INFO L87 Difference]: Start difference. First operand 106 states and 140 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-23 22:35:41,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:35:41,456 INFO L93 Difference]: Finished difference Result 315 states and 418 transitions. [2024-11-23 22:35:41,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-23 22:35:41,458 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 168 [2024-11-23 22:35:41,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:35:41,460 INFO L225 Difference]: With dead ends: 315 [2024-11-23 22:35:41,461 INFO L226 Difference]: Without dead ends: 212 [2024-11-23 22:35:41,461 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-23 22:35:41,465 INFO L435 NwaCegarLoop]: 117 mSDtfsCounter, 106 mSDsluCounter, 359 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 476 SdHoareTripleChecker+Invalid, 191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-23 22:35:41,468 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [106 Valid, 476 Invalid, 191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-23 22:35:41,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2024-11-23 22:35:41,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 179. [2024-11-23 22:35:41,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 179 states, 118 states have (on average 1.1779661016949152) internal successors, (139), 118 states have internal predecessors, (139), 48 states have call successors, (48), 12 states have call predecessors, (48), 12 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-23 22:35:41,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 235 transitions. [2024-11-23 22:35:41,530 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 235 transitions. Word has length 168 [2024-11-23 22:35:41,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:35:41,531 INFO L471 AbstractCegarLoop]: Abstraction has 179 states and 235 transitions. [2024-11-23 22:35:41,531 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-23 22:35:41,531 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 235 transitions. [2024-11-23 22:35:41,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-23 22:35:41,533 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:35:41,533 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:35:41,547 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-23 22:35:41,738 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-11-23 22:35:41,738 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:35:41,739 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:35:41,739 INFO L85 PathProgramCache]: Analyzing trace with hash 387957575, now seen corresponding path program 1 times [2024-11-23 22:35:41,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:35:41,739 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882835646] [2024-11-23 22:35:41,739 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:35:41,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:35:42,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-23 22:35:42,051 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [120911189] [2024-11-23 22:35:42,052 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:35:42,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:35:42,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:35:42,058 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 22:35:42,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-23 22:35:42,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:35:42,561 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 22:35:42,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:35:42,867 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-23 22:35:42,867 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-23 22:35:42,868 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-23 22:35:42,886 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-23 22:35:43,072 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-11-23 22:35:43,078 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:35:43,282 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-23 22:35:43,288 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 10:35:43 BoogieIcfgContainer [2024-11-23 22:35:43,289 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-23 22:35:43,290 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-23 22:35:43,290 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-23 22:35:43,291 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-23 22:35:43,292 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:35:20" (3/4) ... [2024-11-23 22:35:43,295 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-23 22:35:43,297 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-23 22:35:43,298 INFO L158 Benchmark]: Toolchain (without parser) took 24346.02ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 91.9MB in the beginning and 72.2MB in the end (delta: 19.7MB). Peak memory consumption was 77.7MB. Max. memory is 16.1GB. [2024-11-23 22:35:43,302 INFO L158 Benchmark]: CDTParser took 0.68ms. Allocated memory is still 117.4MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 22:35:43,302 INFO L158 Benchmark]: CACSL2BoogieTranslator took 517.74ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 74.7MB in the end (delta: 17.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-23 22:35:43,302 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.94ms. Allocated memory is still 117.4MB. Free memory was 74.7MB in the beginning and 69.6MB in the end (delta: 5.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-23 22:35:43,303 INFO L158 Benchmark]: Boogie Preprocessor took 74.32ms. Allocated memory is still 117.4MB. Free memory was 69.6MB in the beginning and 59.8MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-23 22:35:43,303 INFO L158 Benchmark]: RCFGBuilder took 930.38ms. Allocated memory is still 117.4MB. Free memory was 59.8MB in the beginning and 81.5MB in the end (delta: -21.6MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. [2024-11-23 22:35:43,303 INFO L158 Benchmark]: TraceAbstraction took 22721.77ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 81.0MB in the beginning and 72.2MB in the end (delta: 8.8MB). Peak memory consumption was 63.6MB. Max. memory is 16.1GB. [2024-11-23 22:35:43,305 INFO L158 Benchmark]: Witness Printer took 6.58ms. Allocated memory is still 176.2MB. Free memory was 72.2MB in the beginning and 72.2MB in the end (delta: 21.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 22:35:43,307 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68ms. Allocated memory is still 117.4MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 517.74ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 74.7MB in the end (delta: 17.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.94ms. Allocated memory is still 117.4MB. Free memory was 74.7MB in the beginning and 69.6MB in the end (delta: 5.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 74.32ms. Allocated memory is still 117.4MB. Free memory was 69.6MB in the beginning and 59.8MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 930.38ms. Allocated memory is still 117.4MB. Free memory was 59.8MB in the beginning and 81.5MB in the end (delta: -21.6MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. * TraceAbstraction took 22721.77ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 81.0MB in the beginning and 72.2MB in the end (delta: 8.8MB). Peak memory consumption was 63.6MB. Max. memory is 16.1GB. * Witness Printer took 6.58ms. Allocated memory is still 176.2MB. Free memory was 72.2MB in the beginning and 72.2MB in the end (delta: 21.6kB). 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 someBinaryFLOATComparisonOperation at line 139, overapproximation of someBinaryFLOATComparisonOperation at line 158, overapproximation of someBinaryFLOATComparisonOperation at line 154, overapproximation of someBinaryFLOATComparisonOperation at line 162, overapproximation of someBinaryFLOATComparisonOperation at line 160, overapproximation of someBinaryFLOATComparisonOperation at line 164, overapproximation of someBinaryFLOATComparisonOperation at line 156, overapproximation of someBinaryFLOATComparisonOperation at line 196, overapproximation of someBinaryDOUBLEComparisonOperation at line 196, overapproximation of someBinaryDOUBLEComparisonOperation at line 87, overapproximation of someBinaryArithmeticFLOAToperation at line 139, overapproximation of someBinaryArithmeticFLOAToperation at line 98. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 200; [L23] unsigned short int var_1_4 = 8; [L24] unsigned short int var_1_5 = 5; [L25] unsigned long int var_1_6 = 256; [L26] float var_1_7 = 9999999999999.2; [L27] float var_1_8 = 499.5; [L28] float var_1_9 = 64.4; [L29] float var_1_10 = 0.5; [L30] float var_1_11 = 5.8; [L31] float var_1_12 = 16.75; [L32] float var_1_13 = 99.5; [L33] signed short int var_1_15 = -10; [L34] unsigned char var_1_17 = 0; [L35] unsigned long int var_1_19 = 2743323310; [L36] unsigned long int var_1_20 = 4162860161; [L37] unsigned char var_1_21 = 0; [L38] double var_1_22 = 99.7; [L39] unsigned long int var_1_23 = 8; [L40] unsigned char var_1_24 = 1; [L41] unsigned char var_1_25 = 128; [L42] unsigned char var_1_26 = 128; [L43] unsigned char var_1_27 = 32; [L44] unsigned char var_1_28 = 200; [L45] float var_1_29 = 16.1; [L46] float var_1_30 = 7.9; [L47] unsigned char var_1_31 = 0; [L48] unsigned char var_1_32 = 1; [L49] unsigned char var_1_33 = 8; [L50] signed short int last_1_var_1_15 = -10; [L51] double last_1_var_1_22 = 99.7; [L52] unsigned long int last_1_var_1_23 = 8; [L53] unsigned char last_1_var_1_24 = 1; [L54] unsigned char last_1_var_1_27 = 32; [L55] unsigned char last_1_var_1_31 = 0; VAL [isInitial=0, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_10=1/2, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=8, var_1_5=5, var_1_6=256, var_1_7=49999999999996/5, var_1_8=999/2, var_1_9=322/5] [L200] isInitial = 1 [L201] FCALL initially() [L203] CALL updateLastVariables() [L188] last_1_var_1_15 = var_1_15 [L189] last_1_var_1_22 = var_1_22 [L190] last_1_var_1_23 = var_1_23 [L191] last_1_var_1_24 = var_1_24 [L192] last_1_var_1_27 = var_1_27 [L193] last_1_var_1_31 = var_1_31 VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_10=1/2, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=8, var_1_5=5, var_1_6=256, var_1_7=49999999999996/5, var_1_8=999/2, var_1_9=322/5] [L203] RET updateLastVariables() [L204] CALL updateVariables() [L147] var_1_4 = __VERIFIER_nondet_ushort() [L148] CALL assume_abort_if_not(var_1_4 >= 8) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_10=1/2, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=5, var_1_6=256, var_1_7=49999999999996/5, var_1_8=999/2, var_1_9=322/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_10=1/2, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=5, var_1_6=256, var_1_7=49999999999996/5, var_1_8=999/2, var_1_9=322/5] [L148] RET assume_abort_if_not(var_1_4 >= 8) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_10=1/2, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=5, var_1_6=256, var_1_7=49999999999996/5, var_1_8=999/2, var_1_9=322/5] [L149] CALL assume_abort_if_not(var_1_4 <= 17) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_10=1/2, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=5, var_1_6=256, var_1_7=49999999999996/5, var_1_8=999/2, var_1_9=322/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_10=1/2, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=5, var_1_6=256, var_1_7=49999999999996/5, var_1_8=999/2, var_1_9=322/5] [L149] RET assume_abort_if_not(var_1_4 <= 17) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_10=1/2, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=5, var_1_6=256, var_1_7=49999999999996/5, var_1_8=999/2, var_1_9=322/5] [L150] var_1_5 = __VERIFIER_nondet_ushort() [L151] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_10=1/2, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_6=256, var_1_7=49999999999996/5, var_1_8=999/2, var_1_9=322/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_10=1/2, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_6=256, var_1_7=49999999999996/5, var_1_8=999/2, var_1_9=322/5] [L151] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_10=1/2, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_6=256, var_1_7=49999999999996/5, var_1_8=999/2, var_1_9=322/5] [L152] CALL assume_abort_if_not(var_1_5 <= 8) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_10=1/2, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5, var_1_8=999/2, var_1_9=322/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_10=1/2, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5, var_1_8=999/2, var_1_9=322/5] [L152] RET assume_abort_if_not(var_1_5 <= 8) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_10=1/2, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5, var_1_8=999/2, var_1_9=322/5] [L153] var_1_8 = __VERIFIER_nondet_float() [L154] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_10=1/2, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5, var_1_9=322/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_10=1/2, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5, var_1_9=322/5] [L154] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_10=1/2, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5, var_1_9=322/5] [L155] var_1_9 = __VERIFIER_nondet_float() [L156] CALL assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_10=1/2, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_10=1/2, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L156] RET assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_10=1/2, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L157] var_1_10 = __VERIFIER_nondet_float() [L158] CALL assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L158] RET assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_11=29/5, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L159] var_1_11 = __VERIFIER_nondet_float() [L160] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L160] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_12=67/4, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L161] var_1_12 = __VERIFIER_nondet_float() [L162] CALL assume_abort_if_not((var_1_12 >= -461168.6018427382800e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L162] RET assume_abort_if_not((var_1_12 >= -461168.6018427382800e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_13=199/2, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L163] var_1_13 = __VERIFIER_nondet_float() [L164] CALL assume_abort_if_not((var_1_13 >= -461168.6018427382800e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L164] RET assume_abort_if_not((var_1_13 >= -461168.6018427382800e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2743323310, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L165] var_1_19 = __VERIFIER_nondet_ulong() [L166] CALL assume_abort_if_not(var_1_19 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L166] RET assume_abort_if_not(var_1_19 >= 2147483647) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L167] CALL assume_abort_if_not(var_1_19 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L167] RET assume_abort_if_not(var_1_19 <= 4294967295) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=4162860161, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L168] var_1_20 = __VERIFIER_nondet_ulong() [L169] CALL assume_abort_if_not(var_1_20 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L169] RET assume_abort_if_not(var_1_20 >= 2147483647) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L170] CALL assume_abort_if_not(var_1_20 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L170] RET assume_abort_if_not(var_1_20 <= 4294967295) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L171] var_1_21 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L172] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L173] CALL assume_abort_if_not(var_1_21 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L173] RET assume_abort_if_not(var_1_21 <= 0) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L174] var_1_25 = __VERIFIER_nondet_uchar() [L175] CALL assume_abort_if_not(var_1_25 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L175] RET assume_abort_if_not(var_1_25 >= 127) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L176] CALL assume_abort_if_not(var_1_25 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L176] RET assume_abort_if_not(var_1_25 <= 254) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L177] var_1_26 = __VERIFIER_nondet_uchar() [L178] CALL assume_abort_if_not(var_1_26 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L178] RET assume_abort_if_not(var_1_26 >= 127) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L179] CALL assume_abort_if_not(var_1_26 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L179] RET assume_abort_if_not(var_1_26 <= 254) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=32, var_1_28=200, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L180] var_1_28 = __VERIFIER_nondet_uchar() [L181] CALL assume_abort_if_not(var_1_28 >= 190) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=32, var_1_28=190, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=32, var_1_28=190, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L181] RET assume_abort_if_not(var_1_28 >= 190) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=32, var_1_28=190, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L182] CALL assume_abort_if_not(var_1_28 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=32, var_1_28=190, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=32, var_1_28=190, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L182] RET assume_abort_if_not(var_1_28 <= 254) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=32, var_1_28=190, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L183] var_1_32 = __VERIFIER_nondet_uchar() [L184] CALL assume_abort_if_not(var_1_32 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=32, var_1_28=190, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=32, var_1_28=190, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L184] RET assume_abort_if_not(var_1_32 >= 1) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=32, var_1_28=190, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L185] CALL assume_abort_if_not(var_1_32 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=32, var_1_28=190, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=32, var_1_28=190, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L185] RET assume_abort_if_not(var_1_32 <= 1) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=32, var_1_28=190, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=256, var_1_7=49999999999996/5] [L204] RET updateVariables() [L205] CALL step() [L59] COND TRUE (var_1_4 >= last_1_var_1_24) && (last_1_var_1_27 >= ((((var_1_5) < (last_1_var_1_24)) ? (var_1_5) : (last_1_var_1_24)))) [L60] var_1_6 = 200u VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=32, var_1_28=190, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=200, var_1_7=49999999999996/5] [L62] COND FALSE !(\read(last_1_var_1_31)) [L73] var_1_17 = var_1_21 VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=32, var_1_28=190, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=200, var_1_7=49999999999996/5] [L75] COND FALSE !(\read(var_1_17)) [L78] var_1_31 = (! 1) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=32, var_1_28=190, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=200, var_1_7=49999999999996/5] [L80] EXPR (last_1_var_1_23 * last_1_var_1_15) << (var_1_4 - var_1_5) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=200, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=32, var_1_28=190, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=200, var_1_7=49999999999996/5] [L80] unsigned long int stepLocal_0 = (last_1_var_1_23 * last_1_var_1_15) << (var_1_4 - var_1_5); [L81] COND FALSE !(stepLocal_0 <= -128) [L84] var_1_1 = ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=8, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=32, var_1_28=190, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=200, var_1_7=49999999999996/5] [L86] unsigned char stepLocal_4 = var_1_17; VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, stepLocal_4=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=8, var_1_20=2147483647, var_1_21=0, var_1_22=997/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=32, var_1_28=190, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=200, var_1_7=49999999999996/5] [L87] COND TRUE stepLocal_4 || (last_1_var_1_22 <= var_1_12) [L88] var_1_22 = ((((200.3) < (var_1_9)) ? (200.3) : (var_1_9))) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=8, var_1_20=2147483647, var_1_21=0, var_1_22=2003/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=32, var_1_28=190, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=200, var_1_7=49999999999996/5, var_1_9=0] [L92] signed long int stepLocal_6 = (((var_1_25) > (256)) ? (var_1_25) : (256)); VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, stepLocal_6=256, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=8, var_1_20=2147483647, var_1_21=0, var_1_22=2003/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=32, var_1_28=190, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=200, var_1_7=49999999999996/5, var_1_9=0] [L93] COND TRUE var_1_5 <= stepLocal_6 [L94] var_1_27 = ((var_1_28 - var_1_4) - var_1_5) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=8, var_1_20=2147483647, var_1_21=0, var_1_22=2003/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=174, var_1_28=190, var_1_29=161/10, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=200, var_1_7=49999999999996/5, var_1_9=0] [L98] var_1_29 = (var_1_12 + ((((9.999999999999995E14f) > (var_1_13)) ? (9.999999999999995E14f) : (var_1_13)))) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=8, var_1_20=2147483647, var_1_21=0, var_1_22=2003/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=174, var_1_28=190, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=200, var_1_7=49999999999996/5, var_1_9=0] [L99] COND TRUE var_1_19 != 25u VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=8, var_1_20=2147483647, var_1_21=0, var_1_22=2003/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=174, var_1_28=190, var_1_30=79/10, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=200, var_1_7=49999999999996/5, var_1_9=0] [L100] COND TRUE ! var_1_21 [L101] var_1_30 = var_1_8 VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=8, var_1_20=2147483647, var_1_21=0, var_1_22=2003/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=174, var_1_28=190, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=200, var_1_7=49999999999996/5, var_1_8=2, var_1_9=0] [L106] COND FALSE !(\read(var_1_31)) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=8, var_1_20=2147483647, var_1_21=0, var_1_22=2003/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=174, var_1_28=190, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=200, var_1_7=49999999999996/5, var_1_8=2, var_1_9=0] [L111] signed long int stepLocal_5 = var_1_33 % var_1_4; VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, stepLocal_5=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=8, var_1_20=2147483647, var_1_21=0, var_1_22=2003/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=174, var_1_28=190, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=200, var_1_7=49999999999996/5, var_1_8=2, var_1_9=0] [L112] COND FALSE !(stepLocal_5 > var_1_5) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=8, var_1_20=2147483647, var_1_21=0, var_1_22=2003/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=174, var_1_28=190, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=200, var_1_7=49999999999996/5, var_1_8=2, var_1_9=0] [L115] unsigned long int stepLocal_3 = var_1_6; [L116] signed long int stepLocal_2 = 128; VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, stepLocal_2=128, stepLocal_3=200, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=8, var_1_20=2147483647, var_1_21=0, var_1_22=2003/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=174, var_1_28=190, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=200, var_1_7=49999999999996/5, var_1_8=2, var_1_9=0] [L117] COND FALSE !(var_1_1 > stepLocal_3) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, stepLocal_2=128, var_1_15=-10, var_1_17=0, var_1_19=2147483647, var_1_1=8, var_1_20=2147483647, var_1_21=0, var_1_22=2003/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=174, var_1_28=190, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=200, var_1_7=49999999999996/5, var_1_8=2, var_1_9=0] [L120] COND TRUE var_1_33 != stepLocal_2 [L121] var_1_15 = (var_1_5 - 1) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=7, var_1_17=0, var_1_19=2147483647, var_1_1=8, var_1_20=2147483647, var_1_21=0, var_1_22=2003/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=174, var_1_28=190, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=200, var_1_7=49999999999996/5, var_1_8=2, var_1_9=0] [L126] COND FALSE !(((((var_1_1) < ((var_1_4 - var_1_5))) ? (var_1_1) : ((var_1_4 - var_1_5)))) > var_1_27) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_15=7, var_1_17=0, var_1_19=2147483647, var_1_1=8, var_1_20=2147483647, var_1_21=0, var_1_22=2003/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=174, var_1_28=190, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=200, var_1_7=49999999999996/5, var_1_8=2, var_1_9=0] [L137] signed long int stepLocal_1 = var_1_33 + var_1_5; VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, stepLocal_1=16, var_1_15=7, var_1_17=0, var_1_19=2147483647, var_1_1=8, var_1_20=2147483647, var_1_21=0, var_1_22=2003/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=174, var_1_28=190, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=200, var_1_7=49999999999996/5, var_1_8=2, var_1_9=0] [L138] COND TRUE stepLocal_1 > var_1_24 [L139] var_1_7 = (((((((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))) - var_1_10)) > (((((var_1_11) > ((var_1_12 + var_1_13))) ? (var_1_11) : ((var_1_12 + var_1_13)))))) ? ((((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))) - var_1_10)) : (((((var_1_11) > ((var_1_12 + var_1_13))) ? (var_1_11) : ((var_1_12 + var_1_13))))))) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_11=0, var_1_15=7, var_1_17=0, var_1_19=2147483647, var_1_1=8, var_1_20=2147483647, var_1_21=0, var_1_22=2003/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=174, var_1_28=190, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=200, var_1_7=3, var_1_8=2, var_1_9=0] [L205] RET step() [L206] CALL, EXPR property() [L196] EXPR (last_1_var_1_23 * last_1_var_1_15) << (var_1_4 - var_1_5) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_11=0, var_1_15=7, var_1_17=0, var_1_19=2147483647, var_1_1=8, var_1_20=2147483647, var_1_21=0, var_1_22=2003/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=174, var_1_28=190, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=200, var_1_7=3, var_1_8=2, var_1_9=0] [L196-L197] return (((((((((((((((last_1_var_1_23 * last_1_var_1_15) << (var_1_4 - var_1_5)) <= -128) ? (var_1_1 == ((unsigned char) (var_1_5 + var_1_4))) : (var_1_1 == ((unsigned char) ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))))) && (((var_1_4 >= last_1_var_1_24) && (last_1_var_1_27 >= ((((var_1_5) < (last_1_var_1_24)) ? (var_1_5) : (last_1_var_1_24))))) ? (var_1_6 == ((unsigned long int) 200u)) : 1)) && (((var_1_33 + var_1_5) > var_1_24) ? (var_1_7 == ((float) (((((((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))) - var_1_10)) > (((((var_1_11) > ((var_1_12 + var_1_13))) ? (var_1_11) : ((var_1_12 + var_1_13)))))) ? ((((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))) - var_1_10)) : (((((var_1_11) > ((var_1_12 + var_1_13))) ? (var_1_11) : ((var_1_12 + var_1_13))))))))) : ((! var_1_31) ? (var_1_7 == ((float) ((((var_1_11) > (var_1_13)) ? (var_1_11) : (var_1_13))))) : 1))) && ((var_1_1 > var_1_6) ? (var_1_15 == ((signed short int) last_1_var_1_15)) : ((var_1_33 != 128) ? (var_1_15 == ((signed short int) (var_1_5 - 1))) : (var_1_15 == ((signed short int) var_1_27))))) && (last_1_var_1_31 ? (last_1_var_1_31 ? (((((((var_1_19) > (var_1_20)) ? (var_1_19) : (var_1_20))) - ((((10u) > (var_1_5)) ? (10u) : (var_1_5)))) != var_1_4) ? (var_1_17 == ((unsigned char) 0)) : (var_1_17 == ((unsigned char) 0))) : (var_1_17 == ((unsigned char) var_1_21))) : (var_1_17 == ((unsigned char) var_1_21)))) && ((var_1_17 || (last_1_var_1_22 <= var_1_12)) ? (var_1_22 == ((double) ((((200.3) < (var_1_9)) ? (200.3) : (var_1_9))))) : (var_1_22 == ((double) (var_1_8 - var_1_9))))) && ((((((var_1_1) < ((var_1_4 - var_1_5))) ? (var_1_1) : ((var_1_4 - var_1_5)))) > var_1_27) ? (((5 * var_1_27) <= var_1_24) ? ((var_1_5 >= var_1_1) ? (var_1_23 == ((unsigned long int) var_1_24)) : (var_1_23 == ((unsigned long int) var_1_5))) : (var_1_23 == ((unsigned long int) var_1_4))) : 1)) && (((var_1_33 % var_1_4) > var_1_5) ? (var_1_24 == ((unsigned char) (((((var_1_25) > (var_1_26)) ? (var_1_25) : (var_1_26))) - var_1_4))) : 1)) && ((var_1_5 <= ((((var_1_25) > (256)) ? (var_1_25) : (256)))) ? (var_1_27 == ((unsigned char) ((var_1_28 - var_1_4) - var_1_5))) : (var_1_27 == ((unsigned char) (((((var_1_25) > (var_1_28)) ? (var_1_25) : (var_1_28))) - var_1_5))))) && (var_1_29 == ((float) (var_1_12 + ((((9.999999999999995E14f) > (var_1_13)) ? (9.999999999999995E14f) : (var_1_13))))))) && ((var_1_19 != 25u) ? ((! var_1_21) ? (var_1_30 == ((float) var_1_8)) : 1) : (var_1_30 == ((float) (var_1_10 - var_1_9))))) && (var_1_17 ? (var_1_31 == ((unsigned char) (! var_1_32))) : (var_1_31 == ((unsigned char) (! 1))))) && (var_1_31 ? (((var_1_6 / var_1_25) <= var_1_4) ? (var_1_33 == ((unsigned char) var_1_5)) : 1) : 1) ; [L206] RET, EXPR property() [L206] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_11=0, var_1_15=7, var_1_17=0, var_1_19=2147483647, var_1_1=8, var_1_20=2147483647, var_1_21=0, var_1_22=2003/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=174, var_1_28=190, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=200, var_1_7=3, var_1_8=2, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_15=-10, last_1_var_1_22=997/10, last_1_var_1_23=8, last_1_var_1_24=1, last_1_var_1_27=32, last_1_var_1_31=0, var_1_11=0, var_1_15=7, var_1_17=0, var_1_19=2147483647, var_1_1=8, var_1_20=2147483647, var_1_21=0, var_1_22=2003/10, var_1_23=8, var_1_24=1, var_1_25=127, var_1_26=128, var_1_27=174, var_1_28=190, var_1_30=2, var_1_31=0, var_1_32=1, var_1_33=8, var_1_4=-65528, var_1_5=8, var_1_6=200, var_1_7=3, var_1_8=2, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 90 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 22.4s, OverallIterations: 7, TraceHistogramMax: 24, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 8.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1027 SdHoareTripleChecker+Valid, 4.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1016 mSDsluCounter, 2400 SdHoareTripleChecker+Invalid, 3.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1651 mSDsCounter, 368 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1851 IncrementalHoareTripleChecker+Invalid, 2219 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 368 mSolverCounterUnsat, 749 mSDtfsCounter, 1851 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1422 GetRequests, 1311 SyntacticMatches, 2 SemanticMatches, 109 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1289 ImplicationChecksByTransitivity, 5.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=207occurred in iteration=4, InterpolantAutomatonStates: 91, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 6 MinimizatonAttempts, 250 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 2.5s SatisfiabilityAnalysisTime, 8.5s InterpolantComputationTime, 2169 NumberOfCodeBlocks, 2169 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 2151 ConstructedInterpolants, 0 QuantifiedInterpolants, 7607 SizeOfPredicates, 8 NumberOfNonLiveVariables, 2035 ConjunctsInSsa, 54 ConjunctsInUnsatCore, 13 InterpolantComputations, 3 PerfectInterpolantSequences, 13646/14352 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 [2024-11-23 22:35:43,349 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 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_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-39.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC --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 dfd4199778f3470f18ddded1b4acee60166184917bf25c1bba255dc5dd2abf98 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 22:35:46,385 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 22:35:46,571 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-23 22:35:46,578 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 22:35:46,579 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 22:35:46,611 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 22:35:46,611 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 22:35:46,613 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 22:35:46,613 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 22:35:46,613 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 22:35:46,614 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 22:35:46,614 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 22:35:46,615 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 22:35:46,615 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 22:35:46,615 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 22:35:46,616 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 22:35:46,617 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 22:35:46,617 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-23 22:35:46,618 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-23 22:35:46,618 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 22:35:46,618 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 22:35:46,618 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 22:35:46,618 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 22:35:46,618 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-23 22:35:46,618 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-23 22:35:46,618 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-23 22:35:46,618 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-23 22:35:46,618 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 22:35:46,619 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 22:35:46,619 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 22:35:46,619 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 22:35:46,620 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:35:46,620 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:35:46,620 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:35:46,620 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:35:46,621 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 22:35:46,621 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:35:46,621 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:35:46,621 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:35:46,622 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:35:46,622 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 22:35:46,622 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 22:35:46,622 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 22:35:46,622 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 22:35:46,623 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-23 22:35:46,623 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-23 22:35:46,623 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 22:35:46,623 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 22:35:46,623 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 22:35:46,624 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 22:35:46,624 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_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC 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 -> dfd4199778f3470f18ddded1b4acee60166184917bf25c1bba255dc5dd2abf98 [2024-11-23 22:35:47,015 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 22:35:47,029 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 22:35:47,032 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 22:35:47,036 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 22:35:47,036 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 22:35:47,038 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-39.i [2024-11-23 22:35:50,248 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/data/4df0e9e4d/9762fdc88ba44008aa2b7f3033908a48/FLAGd5e57cba4 [2024-11-23 22:35:50,529 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 22:35:50,529 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-39.i [2024-11-23 22:35:50,550 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/data/4df0e9e4d/9762fdc88ba44008aa2b7f3033908a48/FLAGd5e57cba4 [2024-11-23 22:35:50,847 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/data/4df0e9e4d/9762fdc88ba44008aa2b7f3033908a48 [2024-11-23 22:35:50,850 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 22:35:50,855 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 22:35:50,857 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 22:35:50,858 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 22:35:50,870 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 22:35:50,871 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:35:50" (1/1) ... [2024-11-23 22:35:50,872 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c2f7059 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:50, skipping insertion in model container [2024-11-23 22:35:50,875 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:35:50" (1/1) ... [2024-11-23 22:35:50,943 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 22:35:51,157 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_ca99ff71-f6e5-469e-8729-19a3a5c69edd/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-39.i[916,929] [2024-11-23 22:35:51,283 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:35:51,301 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 22:35:51,314 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_ca99ff71-f6e5-469e-8729-19a3a5c69edd/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-39.i[916,929] [2024-11-23 22:35:51,387 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:35:51,415 INFO L204 MainTranslator]: Completed translation [2024-11-23 22:35:51,416 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:51 WrapperNode [2024-11-23 22:35:51,416 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 22:35:51,418 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 22:35:51,418 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 22:35:51,419 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 22:35:51,426 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:51" (1/1) ... [2024-11-23 22:35:51,447 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:51" (1/1) ... [2024-11-23 22:35:51,482 INFO L138 Inliner]: procedures = 27, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 195 [2024-11-23 22:35:51,484 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 22:35:51,485 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 22:35:51,485 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 22:35:51,485 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 22:35:51,495 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:51" (1/1) ... [2024-11-23 22:35:51,495 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:51" (1/1) ... [2024-11-23 22:35:51,501 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:51" (1/1) ... [2024-11-23 22:35:51,531 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]. [2024-11-23 22:35:51,531 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:51" (1/1) ... [2024-11-23 22:35:51,532 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:51" (1/1) ... [2024-11-23 22:35:51,555 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:51" (1/1) ... [2024-11-23 22:35:51,565 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:51" (1/1) ... [2024-11-23 22:35:51,577 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:51" (1/1) ... [2024-11-23 22:35:51,579 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:51" (1/1) ... [2024-11-23 22:35:51,581 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:51" (1/1) ... [2024-11-23 22:35:51,587 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 22:35:51,588 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 22:35:51,588 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 22:35:51,588 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 22:35:51,589 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:51" (1/1) ... [2024-11-23 22:35:51,599 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:35:51,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:35:51,647 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 22:35:51,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 22:35:51,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 22:35:51,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-23 22:35:51,684 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-23 22:35:51,685 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-23 22:35:51,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 22:35:51,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 22:35:51,811 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 22:35:51,814 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 22:35:56,659 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-23 22:35:56,659 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 22:35:56,670 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 22:35:56,670 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-23 22:35:56,671 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:35:56 BoogieIcfgContainer [2024-11-23 22:35:56,672 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 22:35:56,674 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 22:35:56,675 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 22:35:56,684 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 22:35:56,684 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:35:50" (1/3) ... [2024-11-23 22:35:56,685 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d5457ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:35:56, skipping insertion in model container [2024-11-23 22:35:56,685 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:51" (2/3) ... [2024-11-23 22:35:56,685 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d5457ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:35:56, skipping insertion in model container [2024-11-23 22:35:56,685 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:35:56" (3/3) ... [2024-11-23 22:35:56,687 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-39.i [2024-11-23 22:35:56,699 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 22:35:56,700 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_100-while_file-39.i that has 2 procedures, 85 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-23 22:35:56,750 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 22:35:56,761 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;@1e6fc13b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 22:35:56,761 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 22:35:56,765 INFO L276 IsEmpty]: Start isEmpty. Operand has 85 states, 58 states have (on average 1.4310344827586208) internal successors, (83), 59 states have internal predecessors, (83), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-23 22:35:56,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-23 22:35:56,777 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:35:56,778 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:35:56,779 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:35:56,782 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:35:56,783 INFO L85 PathProgramCache]: Analyzing trace with hash 489401910, now seen corresponding path program 1 times [2024-11-23 22:35:56,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:35:56,792 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1138027887] [2024-11-23 22:35:56,793 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:35:56,793 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 [2024-11-23 22:35:56,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:35:56,795 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-23 22:35:56,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 22:35:57,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:35:57,449 INFO L256 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-23 22:35:57,457 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:35:57,500 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 566 proven. 0 refuted. 0 times theorem prover too weak. 538 trivial. 0 not checked. [2024-11-23 22:35:57,500 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:35:57,501 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:35:57,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1138027887] [2024-11-23 22:35:57,502 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1138027887] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:35:57,502 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:35:57,502 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-23 22:35:57,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2114041749] [2024-11-23 22:35:57,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:35:57,510 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-23 22:35:57,510 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:35:57,530 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-23 22:35:57,531 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 22:35:57,534 INFO L87 Difference]: Start difference. First operand has 85 states, 58 states have (on average 1.4310344827586208) internal successors, (83), 59 states have internal predecessors, (83), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-23 22:35:57,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:35:57,563 INFO L93 Difference]: Finished difference Result 163 states and 280 transitions. [2024-11-23 22:35:57,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-23 22:35:57,565 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 163 [2024-11-23 22:35:57,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:35:57,572 INFO L225 Difference]: With dead ends: 163 [2024-11-23 22:35:57,573 INFO L226 Difference]: Without dead ends: 81 [2024-11-23 22:35:57,576 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 22:35:57,579 INFO L435 NwaCegarLoop]: 124 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, 124 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 [2024-11-23 22:35:57,580 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:35:57,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2024-11-23 22:35:57,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2024-11-23 22:35:57,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 55 states have (on average 1.3818181818181818) internal successors, (76), 55 states have internal predecessors, (76), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-23 22:35:57,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 124 transitions. [2024-11-23 22:35:57,621 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 124 transitions. Word has length 163 [2024-11-23 22:35:57,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:35:57,621 INFO L471 AbstractCegarLoop]: Abstraction has 81 states and 124 transitions. [2024-11-23 22:35:57,622 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-23 22:35:57,622 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 124 transitions. [2024-11-23 22:35:57,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-23 22:35:57,629 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:35:57,630 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:35:57,644 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 22:35:57,830 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 22:35:57,831 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:35:57,831 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:35:57,831 INFO L85 PathProgramCache]: Analyzing trace with hash -1014564758, now seen corresponding path program 1 times [2024-11-23 22:35:57,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:35:57,833 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1267478833] [2024-11-23 22:35:57,833 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:35:57,833 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 [2024-11-23 22:35:57,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:35:57,837 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-23 22:35:57,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 22:35:58,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:35:58,406 INFO L256 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-23 22:35:58,412 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:35:59,016 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 533 proven. 24 refuted. 0 times theorem prover too weak. 547 trivial. 0 not checked. [2024-11-23 22:35:59,017 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:35:59,848 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 45 proven. 24 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2024-11-23 22:35:59,848 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:35:59,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1267478833] [2024-11-23 22:35:59,849 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1267478833] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-23 22:35:59,849 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-23 22:35:59,849 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2024-11-23 22:35:59,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118974256] [2024-11-23 22:35:59,850 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-23 22:35:59,851 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-23 22:35:59,852 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:35:59,853 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-23 22:35:59,853 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-23 22:35:59,853 INFO L87 Difference]: Start difference. First operand 81 states and 124 transitions. Second operand has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 2 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-23 22:36:05,137 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-23 22:36:06,923 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-23 22:36:07,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:36:07,008 INFO L93 Difference]: Finished difference Result 167 states and 252 transitions. [2024-11-23 22:36:07,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-23 22:36:07,044 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 2 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 163 [2024-11-23 22:36:07,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:36:07,048 INFO L225 Difference]: With dead ends: 167 [2024-11-23 22:36:07,048 INFO L226 Difference]: Without dead ends: 89 [2024-11-23 22:36:07,049 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 332 GetRequests, 318 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=77, Invalid=133, Unknown=0, NotChecked=0, Total=210 [2024-11-23 22:36:07,049 INFO L435 NwaCegarLoop]: 91 mSDtfsCounter, 205 mSDsluCounter, 130 mSDsCounter, 0 mSdLazyCounter, 145 mSolverCounterSat, 112 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 207 SdHoareTripleChecker+Valid, 221 SdHoareTripleChecker+Invalid, 258 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 145 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.8s IncrementalHoareTripleChecker+Time [2024-11-23 22:36:07,050 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [207 Valid, 221 Invalid, 258 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 145 Invalid, 1 Unknown, 0 Unchecked, 6.8s Time] [2024-11-23 22:36:07,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2024-11-23 22:36:07,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 85. [2024-11-23 22:36:07,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 58 states have (on average 1.3275862068965518) internal successors, (77), 58 states have internal predecessors, (77), 24 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-23 22:36:07,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 125 transitions. [2024-11-23 22:36:07,068 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 125 transitions. Word has length 163 [2024-11-23 22:36:07,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:36:07,069 INFO L471 AbstractCegarLoop]: Abstraction has 85 states and 125 transitions. [2024-11-23 22:36:07,069 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 2 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-23 22:36:07,070 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 125 transitions. [2024-11-23 22:36:07,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-23 22:36:07,072 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:36:07,073 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:36:07,089 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 22:36:07,273 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 22:36:07,273 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:36:07,274 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:36:07,274 INFO L85 PathProgramCache]: Analyzing trace with hash -591862932, now seen corresponding path program 1 times [2024-11-23 22:36:07,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:36:07,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [406114462] [2024-11-23 22:36:07,275 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:36:07,275 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 [2024-11-23 22:36:07,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:36:07,279 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-23 22:36:07,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 22:36:07,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:36:07,861 INFO L256 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-23 22:36:07,865 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:36:08,659 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 563 proven. 39 refuted. 0 times theorem prover too weak. 502 trivial. 0 not checked. [2024-11-23 22:36:08,659 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:36:09,646 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 30 proven. 39 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2024-11-23 22:36:09,646 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:36:09,647 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [406114462] [2024-11-23 22:36:09,647 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [406114462] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-23 22:36:09,647 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-23 22:36:09,647 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2024-11-23 22:36:09,647 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086202496] [2024-11-23 22:36:09,647 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-23 22:36:09,648 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-23 22:36:09,648 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:36:09,649 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-23 22:36:09,649 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-23 22:36:09,650 INFO L87 Difference]: Start difference. First operand 85 states and 125 transitions. Second operand has 8 states, 8 states have (on average 9.125) internal successors, (73), 8 states have internal predecessors, (73), 3 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2024-11-23 22:36:14,637 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-23 22:36:18,307 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.67s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-23 22:36:18,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:36:18,382 INFO L93 Difference]: Finished difference Result 175 states and 254 transitions. [2024-11-23 22:36:18,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-23 22:36:18,423 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.125) internal successors, (73), 8 states have internal predecessors, (73), 3 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) Word has length 163 [2024-11-23 22:36:18,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:36:18,425 INFO L225 Difference]: With dead ends: 175 [2024-11-23 22:36:18,425 INFO L226 Difference]: Without dead ends: 93 [2024-11-23 22:36:18,430 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 327 GetRequests, 318 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=46, Invalid=64, Unknown=0, NotChecked=0, Total=110 [2024-11-23 22:36:18,431 INFO L435 NwaCegarLoop]: 92 mSDtfsCounter, 161 mSDsluCounter, 133 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 48 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 171 SdHoareTripleChecker+Valid, 225 SdHoareTripleChecker+Invalid, 182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2024-11-23 22:36:18,431 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [171 Valid, 225 Invalid, 182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 133 Invalid, 1 Unknown, 0 Unchecked, 8.6s Time] [2024-11-23 22:36:18,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2024-11-23 22:36:18,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 89. [2024-11-23 22:36:18,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 61 states have (on average 1.278688524590164) internal successors, (78), 61 states have internal predecessors, (78), 24 states have call successors, (24), 3 states have call predecessors, (24), 3 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-23 22:36:18,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 126 transitions. [2024-11-23 22:36:18,447 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 126 transitions. Word has length 163 [2024-11-23 22:36:18,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:36:18,448 INFO L471 AbstractCegarLoop]: Abstraction has 89 states and 126 transitions. [2024-11-23 22:36:18,449 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.125) internal successors, (73), 8 states have internal predecessors, (73), 3 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2024-11-23 22:36:18,449 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 126 transitions. [2024-11-23 22:36:18,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-23 22:36:18,451 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:36:18,452 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:36:18,466 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 22:36:18,652 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 22:36:18,652 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:36:18,653 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:36:18,653 INFO L85 PathProgramCache]: Analyzing trace with hash -464178983, now seen corresponding path program 1 times [2024-11-23 22:36:18,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:36:18,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1683119564] [2024-11-23 22:36:18,654 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:36:18,654 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 [2024-11-23 22:36:18,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:36:18,658 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-23 22:36:18,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 22:36:19,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:36:19,299 INFO L256 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-23 22:36:19,304 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:36:22,635 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 219 proven. 123 refuted. 0 times theorem prover too weak. 762 trivial. 0 not checked. [2024-11-23 22:36:22,636 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:36:23,963 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:36:23,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1683119564] [2024-11-23 22:36:23,964 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1683119564] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:36:23,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2070454933] [2024-11-23 22:36:23,964 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:36:23,964 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-23 22:36:23,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-23 22:36:23,978 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-23 22:36:23,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-23 22:36:26,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:36:26,317 INFO L256 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-23 22:36:26,322 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:36:29,089 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 219 proven. 123 refuted. 0 times theorem prover too weak. 762 trivial. 0 not checked. [2024-11-23 22:36:29,089 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:36:30,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2070454933] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:36:30,839 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-23 22:36:30,839 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 13] total 13 [2024-11-23 22:36:30,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1703334491] [2024-11-23 22:36:30,839 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-23 22:36:30,840 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-23 22:36:30,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:36:30,841 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-23 22:36:30,841 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=386, Unknown=0, NotChecked=0, Total=462 [2024-11-23 22:36:30,842 INFO L87 Difference]: Start difference. First operand 89 states and 126 transitions. Second operand has 13 states, 13 states have (on average 4.923076923076923) internal successors, (64), 13 states have internal predecessors, (64), 3 states have call successors, (24), 3 states have call predecessors, (24), 5 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2024-11-23 22:36:37,987 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-23 22:36:41,304 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.32s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-23 22:36:45,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:36:45,599 INFO L93 Difference]: Finished difference Result 330 states and 453 transitions. [2024-11-23 22:36:45,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-23 22:36:45,601 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.923076923076923) internal successors, (64), 13 states have internal predecessors, (64), 3 states have call successors, (24), 3 states have call predecessors, (24), 5 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 164 [2024-11-23 22:36:45,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:36:45,605 INFO L225 Difference]: With dead ends: 330 [2024-11-23 22:36:45,605 INFO L226 Difference]: Without dead ends: 244 [2024-11-23 22:36:45,607 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 629 GetRequests, 589 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 331 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=361, Invalid=1361, Unknown=0, NotChecked=0, Total=1722 [2024-11-23 22:36:45,608 INFO L435 NwaCegarLoop]: 136 mSDtfsCounter, 391 mSDsluCounter, 504 mSDsCounter, 0 mSdLazyCounter, 804 mSolverCounterSat, 100 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 395 SdHoareTripleChecker+Valid, 640 SdHoareTripleChecker+Invalid, 905 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 804 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.8s IncrementalHoareTripleChecker+Time [2024-11-23 22:36:45,609 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [395 Valid, 640 Invalid, 905 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 804 Invalid, 1 Unknown, 0 Unchecked, 12.8s Time] [2024-11-23 22:36:45,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2024-11-23 22:36:45,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 193. [2024-11-23 22:36:45,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 134 states have (on average 1.2537313432835822) internal successors, (168), 134 states have internal predecessors, (168), 48 states have call successors, (48), 10 states have call predecessors, (48), 10 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-23 22:36:45,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 264 transitions. [2024-11-23 22:36:45,654 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 264 transitions. Word has length 164 [2024-11-23 22:36:45,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:36:45,655 INFO L471 AbstractCegarLoop]: Abstraction has 193 states and 264 transitions. [2024-11-23 22:36:45,655 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.923076923076923) internal successors, (64), 13 states have internal predecessors, (64), 3 states have call successors, (24), 3 states have call predecessors, (24), 5 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2024-11-23 22:36:45,656 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 264 transitions. [2024-11-23 22:36:45,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-23 22:36:45,658 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:36:45,659 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:36:45,675 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-23 22:36:45,870 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 22:36:46,059 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 22:36:46,060 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:36:46,061 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:36:46,061 INFO L85 PathProgramCache]: Analyzing trace with hash -598192489, now seen corresponding path program 1 times [2024-11-23 22:36:46,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:36:46,061 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [739684304] [2024-11-23 22:36:46,061 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:36:46,061 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 [2024-11-23 22:36:46,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:36:46,063 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-23 22:36:46,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 22:36:46,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:36:46,606 INFO L256 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-23 22:36:46,609 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:36:47,840 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-11-23 22:36:47,840 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:36:47,840 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:36:47,840 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [739684304] [2024-11-23 22:36:47,840 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [739684304] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:36:47,841 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:36:47,841 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:36:47,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115454793] [2024-11-23 22:36:47,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:36:47,841 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 22:36:47,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:36:47,843 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 22:36:47,843 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 22:36:47,843 INFO L87 Difference]: Start difference. First operand 193 states and 264 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-23 22:36:52,074 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-23 22:36:55,716 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 [] [2024-11-23 22:36:55,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:36:55,799 INFO L93 Difference]: Finished difference Result 385 states and 526 transitions. [2024-11-23 22:36:55,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 22:36:55,842 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 164 [2024-11-23 22:36:55,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:36:55,844 INFO L225 Difference]: With dead ends: 385 [2024-11-23 22:36:55,844 INFO L226 Difference]: Without dead ends: 195 [2024-11-23 22:36:55,845 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-23 22:36:55,845 INFO L435 NwaCegarLoop]: 160 mSDtfsCounter, 32 mSDsluCounter, 267 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 427 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.9s IncrementalHoareTripleChecker+Time [2024-11-23 22:36:55,846 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 427 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 1 Unknown, 0 Unchecked, 7.9s Time] [2024-11-23 22:36:55,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2024-11-23 22:36:55,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 193. [2024-11-23 22:36:55,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 134 states have (on average 1.2462686567164178) internal successors, (167), 134 states have internal predecessors, (167), 48 states have call successors, (48), 10 states have call predecessors, (48), 10 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-23 22:36:55,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 263 transitions. [2024-11-23 22:36:55,878 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 263 transitions. Word has length 164 [2024-11-23 22:36:55,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:36:55,879 INFO L471 AbstractCegarLoop]: Abstraction has 193 states and 263 transitions. [2024-11-23 22:36:55,879 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-23 22:36:55,879 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 263 transitions. [2024-11-23 22:36:55,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-23 22:36:55,881 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:36:55,882 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:36:55,896 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 22:36:56,082 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 22:36:56,082 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:36:56,083 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:36:56,083 INFO L85 PathProgramCache]: Analyzing trace with hash 1104641906, now seen corresponding path program 1 times [2024-11-23 22:36:56,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:36:56,083 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [692643085] [2024-11-23 22:36:56,084 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:36:56,084 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 [2024-11-23 22:36:56,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:36:56,085 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-23 22:36:56,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/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 [2024-11-23 22:36:56,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:36:56,599 INFO L256 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-23 22:36:56,603 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:37:04,828 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 585 proven. 201 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2024-11-23 22:37:04,828 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:37:06,723 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:37:06,723 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [692643085] [2024-11-23 22:37:06,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [692643085] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:37:06,723 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1087088171] [2024-11-23 22:37:06,723 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:37:06,724 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-23 22:37:06,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-23 22:37:06,725 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-23 22:37:06,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-23 22:37:09,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:37:09,936 INFO L256 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-23 22:37:09,940 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:37:16,037 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 585 proven. 201 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2024-11-23 22:37:16,037 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:37:17,900 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1087088171] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:37:17,901 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-23 22:37:17,901 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 20] total 20 [2024-11-23 22:37:17,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [42056419] [2024-11-23 22:37:17,901 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-23 22:37:17,902 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-11-23 22:37:17,902 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:37:17,902 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-11-23 22:37:17,903 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=161, Invalid=595, Unknown=0, NotChecked=0, Total=756 [2024-11-23 22:37:17,903 INFO L87 Difference]: Start difference. First operand 193 states and 263 transitions. Second operand has 21 states, 21 states have (on average 3.5238095238095237) internal successors, (74), 19 states have internal predecessors, (74), 6 states have call successors, (24), 6 states have call predecessors, (24), 9 states have return successors, (24), 5 states have call predecessors, (24), 6 states have call successors, (24) [2024-11-23 22:37:19,034 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:37:28,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-23 22:37:32,565 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-23 22:37:34,964 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.40s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:37:37,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:37:37,580 INFO L93 Difference]: Finished difference Result 663 states and 880 transitions. [2024-11-23 22:37:37,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-23 22:37:37,583 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 3.5238095238095237) internal successors, (74), 19 states have internal predecessors, (74), 6 states have call successors, (24), 6 states have call predecessors, (24), 9 states have return successors, (24), 5 states have call predecessors, (24), 6 states have call successors, (24) Word has length 165 [2024-11-23 22:37:37,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:37:37,586 INFO L225 Difference]: With dead ends: 663 [2024-11-23 22:37:37,587 INFO L226 Difference]: Without dead ends: 473 [2024-11-23 22:37:37,588 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 448 GetRequests, 410 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 398 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=311, Invalid=1249, Unknown=0, NotChecked=0, Total=1560 [2024-11-23 22:37:37,591 INFO L435 NwaCegarLoop]: 92 mSDtfsCounter, 221 mSDsluCounter, 696 mSDsCounter, 0 mSdLazyCounter, 695 mSolverCounterSat, 13 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 222 SdHoareTripleChecker+Valid, 788 SdHoareTripleChecker+Invalid, 710 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 695 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.5s IncrementalHoareTripleChecker+Time [2024-11-23 22:37:37,591 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [222 Valid, 788 Invalid, 710 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 695 Invalid, 2 Unknown, 0 Unchecked, 17.5s Time] [2024-11-23 22:37:37,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 473 states. [2024-11-23 22:37:37,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 473 to 417. [2024-11-23 22:37:37,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 417 states, 294 states have (on average 1.2414965986394557) internal successors, (365), 294 states have internal predecessors, (365), 96 states have call successors, (96), 26 states have call predecessors, (96), 26 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) [2024-11-23 22:37:37,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 417 states and 557 transitions. [2024-11-23 22:37:37,679 INFO L78 Accepts]: Start accepts. Automaton has 417 states and 557 transitions. Word has length 165 [2024-11-23 22:37:37,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:37:37,681 INFO L471 AbstractCegarLoop]: Abstraction has 417 states and 557 transitions. [2024-11-23 22:37:37,681 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 3.5238095238095237) internal successors, (74), 19 states have internal predecessors, (74), 6 states have call successors, (24), 6 states have call predecessors, (24), 9 states have return successors, (24), 5 states have call predecessors, (24), 6 states have call successors, (24) [2024-11-23 22:37:37,681 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 557 transitions. [2024-11-23 22:37:37,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-23 22:37:37,683 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:37:37,683 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:37:37,700 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/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)] Ended with exit code 0 [2024-11-23 22:37:37,897 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-23 22:37:38,084 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt [2024-11-23 22:37:38,084 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:37:38,085 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:37:38,085 INFO L85 PathProgramCache]: Analyzing trace with hash 1805706484, now seen corresponding path program 1 times [2024-11-23 22:37:38,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:37:38,085 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [844256586] [2024-11-23 22:37:38,085 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:37:38,085 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 [2024-11-23 22:37:38,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:37:38,087 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/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) [2024-11-23 22:37:38,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca99ff71-f6e5-469e-8729-19a3a5c69edd/bin/uautomizer-verify-LYvppIcaGC/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 (10)] Waiting until timeout for monitored process [2024-11-23 22:37:38,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:37:38,761 INFO L256 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 67 conjuncts are in the unsatisfiable core [2024-11-23 22:37:38,772 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:39:40,579 WARN L286 SmtUtils]: Spent 9.79s on a formula simplification that was a NOOP. DAG size: 108 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-23 22:40:34,677 WARN L286 SmtUtils]: Spent 10.31s on a formula simplification that was a NOOP. DAG size: 113 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-23 22:42:29,168 WARN L286 SmtUtils]: Spent 44.17s on a formula simplification that was a NOOP. DAG size: 125 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-23 22:44:28,403 WARN L286 SmtUtils]: Spent 49.37s on a formula simplification that was a NOOP. DAG size: 129 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-23 22:46:41,581 WARN L286 SmtUtils]: Spent 51.31s on a formula simplification that was a NOOP. DAG size: 131 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-23 22:48:57,498 WARN L286 SmtUtils]: Spent 54.73s on a formula simplification that was a NOOP. DAG size: 133 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)