./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-51.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-51.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 15e4d0dfcc9ef1fdaea3d6fc81b9cee681e4ec5bdcd73e128463f69bdd9174a9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:15:47,791 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:15:47,894 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:15:47,898 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:15:47,899 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:15:47,931 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:15:47,932 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:15:47,932 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:15:47,933 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:15:47,938 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:15:47,939 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:15:47,939 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:15:47,940 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:15:47,942 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:15:47,942 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:15:47,943 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:15:47,943 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:15:47,943 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:15:47,944 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:15:47,944 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:15:47,945 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:15:47,945 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:15:47,947 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:15:47,947 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:15:47,948 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:15:47,948 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:15:47,948 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:15:47,949 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:15:47,949 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:15:47,950 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:15:47,951 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:15:47,951 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:15:47,952 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:15:47,952 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:15:47,952 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:15:47,952 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:15:47,953 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:15:47,953 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:15:47,953 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:15:47,953 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:15:47,954 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:15:47,954 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:15:47,954 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:15:47,955 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:15:47,955 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:15:47,955 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:15:47,955 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:15:47,955 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 15e4d0dfcc9ef1fdaea3d6fc81b9cee681e4ec5bdcd73e128463f69bdd9174a9 [2023-11-23 21:15:48,250 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:15:48,281 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:15:48,284 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:15:48,286 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:15:48,287 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:15:48,288 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-51.i [2023-11-23 21:15:51,445 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:15:51,708 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:15:51,710 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-51.i [2023-11-23 21:15:51,725 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire/data/95621c953/dd1f6c9c050848bf94f189755dd909b6/FLAGc4bde1e39 [2023-11-23 21:15:51,740 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire/data/95621c953/dd1f6c9c050848bf94f189755dd909b6 [2023-11-23 21:15:51,743 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:15:51,744 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:15:51,746 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:15:51,746 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:15:51,752 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:15:51,753 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:15:51" (1/1) ... [2023-11-23 21:15:51,754 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@342c5f5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:51, skipping insertion in model container [2023-11-23 21:15:51,754 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:15:51" (1/1) ... [2023-11-23 21:15:51,790 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:15:51,952 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-51.i[915,928] [2023-11-23 21:15:52,023 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:15:52,037 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:15:52,055 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-51.i[915,928] [2023-11-23 21:15:52,110 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:15:52,139 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:15:52,140 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:52 WrapperNode [2023-11-23 21:15:52,140 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:15:52,141 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:15:52,141 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:15:52,141 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:15:52,149 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:52" (1/1) ... [2023-11-23 21:15:52,175 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:52" (1/1) ... [2023-11-23 21:15:52,236 INFO L138 Inliner]: procedures = 26, calls = 50, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 223 [2023-11-23 21:15:52,252 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:15:52,253 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:15:52,253 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:15:52,253 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:15:52,263 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:52" (1/1) ... [2023-11-23 21:15:52,263 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:52" (1/1) ... [2023-11-23 21:15:52,266 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:52" (1/1) ... [2023-11-23 21:15:52,267 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:52" (1/1) ... [2023-11-23 21:15:52,279 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:52" (1/1) ... [2023-11-23 21:15:52,283 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:52" (1/1) ... [2023-11-23 21:15:52,286 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:52" (1/1) ... [2023-11-23 21:15:52,289 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:52" (1/1) ... [2023-11-23 21:15:52,294 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:15:52,295 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:15:52,295 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:15:52,295 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:15:52,296 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:52" (1/1) ... [2023-11-23 21:15:52,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:15:52,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:15:52,330 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:15:52,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:15:52,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:15:52,369 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:15:52,370 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:15:52,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:15:52,371 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:15:52,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:15:52,497 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:15:52,499 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:15:52,919 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:15:53,272 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:15:53,272 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:15:53,274 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:15:53 BoogieIcfgContainer [2023-11-23 21:15:53,275 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:15:53,279 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:15:53,279 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:15:53,283 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:15:53,283 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:15:51" (1/3) ... [2023-11-23 21:15:53,285 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e8314e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:15:53, skipping insertion in model container [2023-11-23 21:15:53,285 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:52" (2/3) ... [2023-11-23 21:15:53,287 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e8314e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:15:53, skipping insertion in model container [2023-11-23 21:15:53,287 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:15:53" (3/3) ... [2023-11-23 21:15:53,289 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-51.i [2023-11-23 21:15:53,310 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:15:53,311 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:15:53,378 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:15:53,386 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@21da565e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:15:53,387 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:15:53,393 INFO L276 IsEmpty]: Start isEmpty. Operand has 67 states, 27 states have (on average 1.1111111111111112) internal successors, (30), 28 states have internal predecessors, (30), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2023-11-23 21:15:53,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-11-23 21:15:53,413 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:15:53,414 INFO L195 NwaCegarLoop]: trace histogram [37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:15:53,415 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:15:53,424 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:15:53,424 INFO L85 PathProgramCache]: Analyzing trace with hash -505885598, now seen corresponding path program 1 times [2023-11-23 21:15:53,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:15:53,436 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1990143094] [2023-11-23 21:15:53,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:15:53,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:15:54,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:15:54,162 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:15:54,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:15:54,614 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:15:54,616 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:15:54,617 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:15:54,620 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 21:15:54,628 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:15:54,633 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:15:54,827 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:15:54 BoogieIcfgContainer [2023-11-23 21:15:54,827 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:15:54,829 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:15:54,829 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:15:54,830 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:15:54,830 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:15:53" (3/4) ... [2023-11-23 21:15:54,834 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:15:54,836 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:15:54,837 INFO L158 Benchmark]: Toolchain (without parser) took 3092.38ms. Allocated memory was 134.2MB in the beginning and 190.8MB in the end (delta: 56.6MB). Free memory was 88.0MB in the beginning and 85.6MB in the end (delta: 2.4MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. [2023-11-23 21:15:54,838 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 100.7MB. Free memory is still 51.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:15:54,839 INFO L158 Benchmark]: CACSL2BoogieTranslator took 394.18ms. Allocated memory is still 134.2MB. Free memory was 87.6MB in the beginning and 72.3MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 21:15:54,840 INFO L158 Benchmark]: Boogie Procedure Inliner took 110.97ms. Allocated memory is still 134.2MB. Free memory was 72.3MB in the beginning and 69.1MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:15:54,842 INFO L158 Benchmark]: Boogie Preprocessor took 41.61ms. Allocated memory is still 134.2MB. Free memory was 69.1MB in the beginning and 67.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:15:54,846 INFO L158 Benchmark]: RCFGBuilder took 979.65ms. Allocated memory was 134.2MB in the beginning and 190.8MB in the end (delta: 56.6MB). Free memory was 67.0MB in the beginning and 117.9MB in the end (delta: -50.9MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. [2023-11-23 21:15:54,848 INFO L158 Benchmark]: TraceAbstraction took 1548.25ms. Allocated memory is still 190.8MB. Free memory was 117.5MB in the beginning and 85.6MB in the end (delta: 32.0MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. [2023-11-23 21:15:54,849 INFO L158 Benchmark]: Witness Printer took 6.94ms. Allocated memory is still 190.8MB. Free memory is still 85.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:15:54,857 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 100.7MB. Free memory is still 51.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 394.18ms. Allocated memory is still 134.2MB. Free memory was 87.6MB in the beginning and 72.3MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 110.97ms. Allocated memory is still 134.2MB. Free memory was 72.3MB in the beginning and 69.1MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.61ms. Allocated memory is still 134.2MB. Free memory was 69.1MB in the beginning and 67.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 979.65ms. Allocated memory was 134.2MB in the beginning and 190.8MB in the end (delta: 56.6MB). Free memory was 67.0MB in the beginning and 117.9MB in the end (delta: -50.9MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1548.25ms. Allocated memory is still 190.8MB. Free memory was 117.5MB in the beginning and 85.6MB in the end (delta: 32.0MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. * Witness Printer took 6.94ms. Allocated memory is still 190.8MB. Free memory is still 85.6MB. 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 someBinaryDOUBLEComparisonOperation at line 80, overapproximation of someBinaryFLOATComparisonOperation at line 65, overapproximation of someUnaryDOUBLEoperation at line 37. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 128; [L23] double var_1_4 = 32.3; [L24] double var_1_5 = 0.25; [L25] unsigned char var_1_7 = 2; [L26] signed char var_1_8 = -10; [L27] signed char var_1_9 = 5; [L28] signed char var_1_10 = 4; [L29] signed char var_1_11 = 100; [L30] unsigned long int var_1_12 = 8; [L31] unsigned char var_1_13 = 0; [L32] unsigned long int var_1_15 = 1114432789; [L33] double var_1_17 = 256.8; [L34] double var_1_18 = 1.25; [L35] unsigned long int var_1_19 = 16; [L36] unsigned char var_1_21 = 1; [L37] double var_1_22 = -0.5; [L38] unsigned char var_1_23 = 0; [L39] unsigned char var_1_24 = 1; [L40] float var_1_25 = -0.575; [L41] float var_1_26 = 1.5; [L42] unsigned long int var_1_27 = 64; [L43] unsigned long int var_1_28 = 2; [L44] unsigned long int var_1_29 = 25; [L45] float var_1_30 = 255.4; [L46] signed long int var_1_31 = 128; [L47] signed long int var_1_32 = -32; [L48] unsigned long int var_1_33 = 25; [L49] unsigned long int var_1_34 = 0; [L50] unsigned long int var_1_35 = 16; [L51] unsigned short int var_1_36 = 32; [L52] unsigned short int var_1_37 = 16; [L53] unsigned short int var_1_38 = 2; [L54] unsigned short int var_1_39 = 5; [L55] signed long int var_1_40 = 100000000; [L56] unsigned char last_1_var_1_1 = 128; [L57] unsigned long int last_1_var_1_12 = 8; [L58] double last_1_var_1_17 = 256.8; [L59] unsigned char last_1_var_1_21 = 1; [L203] isInitial = 1 [L204] FCALL initially() [L205] COND TRUE 1 [L206] CALL updateLastVariables() [L193] last_1_var_1_1 = var_1_1 [L194] last_1_var_1_12 = var_1_12 [L195] last_1_var_1_17 = var_1_17 [L196] last_1_var_1_21 = var_1_21 [L206] RET updateLastVariables() [L207] CALL updateVariables() [L133] var_1_4 = __VERIFIER_nondet_double() [L134] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_26=3/2, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_5=1/4, var_1_7=2, var_1_8=-10, var_1_9=5] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_26=3/2, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_5=1/4, var_1_7=2, var_1_8=-10, var_1_9=5] [L135] var_1_5 = __VERIFIER_nondet_double() [L136] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_26=3/2, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=2, var_1_8=-10, var_1_9=5] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_26=3/2, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=2, var_1_8=-10, var_1_9=5] [L137] var_1_7 = __VERIFIER_nondet_uchar() [L138] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_26=3/2, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_8=-10, var_1_9=5] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_26=3/2, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_8=-10, var_1_9=5] [L139] CALL assume_abort_if_not(var_1_7 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_26=3/2, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=5] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_7 <= 254) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_26=3/2, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=5] [L140] var_1_9 = __VERIFIER_nondet_char() [L141] CALL assume_abort_if_not(var_1_9 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_26=3/2, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_9 >= -1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_26=3/2, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L142] CALL assume_abort_if_not(var_1_9 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_26=3/2, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_9 <= 126) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=4, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_26=3/2, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L143] var_1_10 = __VERIFIER_nondet_char() [L144] CALL assume_abort_if_not(var_1_10 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_26=3/2, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_10 >= -1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_26=3/2, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L145] CALL assume_abort_if_not(var_1_10 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_26=3/2, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_10 <= 126) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=100, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_26=3/2, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L146] var_1_11 = __VERIFIER_nondet_char() [L147] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_26=3/2, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_26=3/2, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L148] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_26=3/2, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=0, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_26=3/2, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L149] var_1_13 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_26=3/2, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_26=3/2, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L151] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_26=3/2, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=1114432789, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_26=3/2, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L152] var_1_15 = __VERIFIER_nondet_ulong() [L153] CALL assume_abort_if_not(var_1_15 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_26=3/2, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_15 >= 1073741823) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_26=3/2, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L154] CALL assume_abort_if_not(var_1_15 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_26=3/2, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_15 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=5/4, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_26=3/2, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L155] var_1_18 = __VERIFIER_nondet_double() [L156] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_26=3/2, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_26=3/2, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L157] var_1_22 = __VERIFIER_nondet_double() [L158] CALL assume_abort_if_not((var_1_22 >= -922337.2036854776000e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854776000e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_26=3/2, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not((var_1_22 >= -922337.2036854776000e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854776000e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_26=3/2, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L159] CALL assume_abort_if_not(var_1_22 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_26=3/2, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_22 != 0.0F) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_26=3/2, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L160] var_1_23 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_24=1, var_1_26=3/2, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_24=1, var_1_26=3/2, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L162] CALL assume_abort_if_not(var_1_23 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_26=3/2, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_23 <= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_26=3/2, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L163] var_1_24 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_24 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_26=3/2, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_24 >= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_26=3/2, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L165] CALL assume_abort_if_not(var_1_24 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_26=3/2, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_24 <= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_26=3/2, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L166] var_1_26 = __VERIFIER_nondet_float() [L167] CALL assume_abort_if_not((var_1_26 >= -922337.2036854765600e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not((var_1_26 >= -922337.2036854765600e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=2, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L168] var_1_28 = __VERIFIER_nondet_ulong() [L169] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=64, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=64, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L170] CALL assume_abort_if_not(var_1_28 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=4294967294, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_28 <= 4294967294) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=4294967294, var_1_29=25, var_1_30=1277/5, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L171] var_1_30 = __VERIFIER_nondet_float() [L172] CALL assume_abort_if_not((var_1_30 >= -922337.2036854776000e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854776000e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=4294967294, var_1_29=25, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not((var_1_30 >= -922337.2036854776000e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854776000e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=4294967294, var_1_29=25, var_1_31=128, var_1_32=-32, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L173] var_1_32 = __VERIFIER_nondet_long() [L174] CALL assume_abort_if_not(var_1_32 >= -2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=4294967294, var_1_29=25, var_1_31=128, var_1_32=-1, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_32 >= -2147483647) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=4294967294, var_1_29=25, var_1_31=128, var_1_32=-1, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L175] CALL assume_abort_if_not(var_1_32 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=4294967294, var_1_29=25, var_1_31=128, var_1_32=-1, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_32 <= 2147483646) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=4294967294, var_1_29=25, var_1_31=128, var_1_32=-1, var_1_33=25, var_1_34=0, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L176] var_1_34 = __VERIFIER_nondet_ulong() [L177] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=4294967294, var_1_29=25, var_1_31=128, var_1_32=-1, var_1_33=25, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=4294967294, var_1_29=25, var_1_31=128, var_1_32=-1, var_1_33=25, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L178] CALL assume_abort_if_not(var_1_34 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=4294967294, var_1_29=25, var_1_31=128, var_1_32=-1, var_1_33=25, var_1_34=2147483647, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_34 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=4294967294, var_1_29=25, var_1_31=128, var_1_32=-1, var_1_33=25, var_1_34=2147483647, var_1_35=16, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L179] var_1_35 = __VERIFIER_nondet_ulong() [L180] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=4294967294, var_1_29=25, var_1_31=128, var_1_32=-1, var_1_33=25, var_1_34=2147483647, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=4294967294, var_1_29=25, var_1_31=128, var_1_32=-1, var_1_33=25, var_1_34=2147483647, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L181] CALL assume_abort_if_not(var_1_35 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=4294967294, var_1_29=25, var_1_31=128, var_1_32=-1, var_1_33=25, var_1_34=2147483647, var_1_35=2147483647, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_35 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=4294967294, var_1_29=25, var_1_31=128, var_1_32=-1, var_1_33=25, var_1_34=2147483647, var_1_35=2147483647, var_1_36=32, var_1_37=16, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L182] var_1_37 = __VERIFIER_nondet_ushort() [L183] CALL assume_abort_if_not(var_1_37 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=4294967294, var_1_29=25, var_1_31=128, var_1_32=-1, var_1_33=25, var_1_34=2147483647, var_1_35=2147483647, var_1_36=32, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_37 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=4294967294, var_1_29=25, var_1_31=128, var_1_32=-1, var_1_33=25, var_1_34=2147483647, var_1_35=2147483647, var_1_36=32, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L184] CALL assume_abort_if_not(var_1_37 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=4294967294, var_1_29=25, var_1_31=128, var_1_32=-1, var_1_33=25, var_1_34=2147483647, var_1_35=2147483647, var_1_36=32, var_1_37=65533, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_37 <= 65534) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=4294967294, var_1_29=25, var_1_31=128, var_1_32=-1, var_1_33=25, var_1_34=2147483647, var_1_35=2147483647, var_1_36=32, var_1_37=65533, var_1_38=2, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L185] var_1_38 = __VERIFIER_nondet_ushort() [L186] CALL assume_abort_if_not(var_1_38 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=4294967294, var_1_29=25, var_1_31=128, var_1_32=-1, var_1_33=25, var_1_34=2147483647, var_1_35=2147483647, var_1_36=32, var_1_37=65533, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_38 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=4294967294, var_1_29=25, var_1_31=128, var_1_32=-1, var_1_33=25, var_1_34=2147483647, var_1_35=2147483647, var_1_36=32, var_1_37=65533, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L187] CALL assume_abort_if_not(var_1_38 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=4294967294, var_1_29=25, var_1_31=128, var_1_32=-1, var_1_33=25, var_1_34=2147483647, var_1_35=2147483647, var_1_36=32, var_1_37=65533, var_1_38=65534, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_38 <= 65534) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=4294967294, var_1_29=25, var_1_31=128, var_1_32=-1, var_1_33=25, var_1_34=2147483647, var_1_35=2147483647, var_1_36=32, var_1_37=65533, var_1_38=65534, var_1_39=5, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L188] var_1_39 = __VERIFIER_nondet_ushort() [L189] CALL assume_abort_if_not(var_1_39 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=4294967294, var_1_29=25, var_1_31=128, var_1_32=-1, var_1_33=25, var_1_34=2147483647, var_1_35=2147483647, var_1_36=32, var_1_37=65533, var_1_38=65534, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_39 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=4294967294, var_1_29=25, var_1_31=128, var_1_32=-1, var_1_33=25, var_1_34=2147483647, var_1_35=2147483647, var_1_36=32, var_1_37=65533, var_1_38=65534, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L190] CALL assume_abort_if_not(var_1_39 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=4294967294, var_1_29=25, var_1_31=128, var_1_32=-1, var_1_33=25, var_1_34=2147483647, var_1_35=2147483647, var_1_36=32, var_1_37=65533, var_1_38=65534, var_1_39=65533, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_39 <= 65534) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_19=16, var_1_1=128, var_1_21=1, var_1_23=0, var_1_24=1, var_1_27=64, var_1_28=4294967294, var_1_29=25, var_1_31=128, var_1_32=-1, var_1_33=25, var_1_34=2147483647, var_1_35=2147483647, var_1_36=32, var_1_37=65533, var_1_38=65534, var_1_39=65533, var_1_40=100000000, var_1_7=0, var_1_8=-10, var_1_9=-1] [L207] RET updateVariables() [L208] CALL step() [L63] var_1_25 = var_1_26 [L64] var_1_27 = var_1_28 [L65] COND FALSE !((var_1_25 + var_1_26) <= var_1_30) [L68] var_1_29 = var_1_28 [L70] var_1_31 = var_1_32 [L71] COND TRUE var_1_32 >= var_1_29 [L72] var_1_33 = (((((((var_1_28) > ((var_1_34 + var_1_35))) ? (var_1_28) : ((var_1_34 + var_1_35)))) < 0 ) ? -((((var_1_28) > ((var_1_34 + var_1_35))) ? (var_1_28) : ((var_1_34 + var_1_35)))) : ((((var_1_28) > ((var_1_34 + var_1_35))) ? (var_1_28) : ((var_1_34 + var_1_35)))))) [L74] COND TRUE var_1_25 == var_1_30 [L75] var_1_36 = ((((((((var_1_37) < (var_1_38)) ? (var_1_37) : (var_1_38)))) < (var_1_39)) ? (((((var_1_37) < (var_1_38)) ? (var_1_37) : (var_1_38)))) : (var_1_39))) [L77] COND FALSE !(((((var_1_32) < 0 ) ? -(var_1_32) : (var_1_32))) < (~ var_1_39)) [L80] unsigned char stepLocal_3 = ((((var_1_4) > (last_1_var_1_17)) ? (var_1_4) : (last_1_var_1_17))) > var_1_18; [L81] COND TRUE last_1_var_1_21 || stepLocal_3 [L82] COND FALSE !(var_1_18 > ((((last_1_var_1_17) < 0 ) ? -(last_1_var_1_17) : (last_1_var_1_17)))) [L85] var_1_19 = var_1_11 [L90] unsigned long int stepLocal_1 = last_1_var_1_12; [L91] unsigned long int stepLocal_0 = 32u; [L92] COND TRUE stepLocal_0 >= last_1_var_1_12 [L93] COND TRUE stepLocal_1 <= last_1_var_1_12 [L94] COND TRUE (var_1_4 - var_1_5) >= last_1_var_1_17 [L95] var_1_1 = var_1_7 [L101] COND FALSE !((((((~ var_1_1)) < (8)) ? ((~ var_1_1)) : (8))) > var_1_11) [L104] COND FALSE !(! (var_1_17 > var_1_5)) [L107] var_1_8 = -4 [L109] unsigned long int stepLocal_4 = var_1_19; [L110] COND FALSE !((var_1_18 / ((((5.5) > (var_1_22)) ? (5.5) : (var_1_22)))) > 10.5) [L121] var_1_21 = var_1_23 [L123] unsigned char stepLocal_2 = var_1_21; [L124] COND FALSE !(var_1_21 && stepLocal_2) [L127] COND FALSE !(\read(var_1_21)) [L208] RET step() [L209] CALL, EXPR property() [L199-L200] return ((((((32u >= last_1_var_1_12) ? ((last_1_var_1_12 <= last_1_var_1_12) ? (((var_1_4 - var_1_5) >= last_1_var_1_17) ? (var_1_1 == ((unsigned char) var_1_7)) : 1) : 1) : (var_1_1 == ((unsigned char) var_1_7))) && ((! (var_1_17 > var_1_5)) ? (var_1_8 == ((signed char) (((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))) - var_1_11))) : (var_1_8 == ((signed char) -4)))) && ((var_1_21 && var_1_21) ? (var_1_12 == ((unsigned long int) var_1_11)) : (var_1_21 ? (var_1_12 == ((unsigned long int) (((((var_1_19) > ((var_1_11 + var_1_7))) ? (var_1_19) : ((var_1_11 + var_1_7)))) + (var_1_15 - var_1_1)))) : 1))) && (((((((~ var_1_1)) < (8)) ? ((~ var_1_1)) : (8))) > var_1_11) ? (var_1_17 == ((double) var_1_18)) : 1)) && ((last_1_var_1_21 || (((((var_1_4) > (last_1_var_1_17)) ? (var_1_4) : (last_1_var_1_17))) > var_1_18)) ? ((var_1_18 > ((((last_1_var_1_17) < 0 ) ? -(last_1_var_1_17) : (last_1_var_1_17)))) ? (var_1_19 == ((unsigned long int) last_1_var_1_1)) : (var_1_19 == ((unsigned long int) var_1_11))) : (var_1_19 == ((unsigned long int) last_1_var_1_1)))) && (((var_1_18 / ((((5.5) > (var_1_22)) ? (5.5) : (var_1_22)))) > 10.5) ? (var_1_13 ? ((var_1_1 < var_1_19) ? (var_1_21 == ((unsigned char) (! var_1_23))) : (var_1_21 == ((unsigned char) var_1_24))) : (var_1_21 == ((unsigned char) var_1_23))) : (var_1_21 == ((unsigned char) var_1_23))) ; [L209] RET, EXPR property() [L209] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=1284/5, var_1_19=3, var_1_1=0, var_1_21=0, var_1_23=0, var_1_24=1, var_1_25=8589934595, var_1_26=8589934595, var_1_27=4294967294, var_1_28=4294967294, var_1_29=4294967294, var_1_31=-1, var_1_32=-1, var_1_33=4294967294, var_1_34=2147483647, var_1_35=2147483647, var_1_36=65533, var_1_37=65533, var_1_38=65534, var_1_39=65533, var_1_40=100000000, var_1_7=0, var_1_8=-4, var_1_9=-1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=8, last_1_var_1_17=1284/5, last_1_var_1_1=128, last_1_var_1_21=1, var_1_10=-1, var_1_11=3, var_1_12=8, var_1_13=1, var_1_15=2147483647, var_1_17=1284/5, var_1_18=1284/5, var_1_19=3, var_1_1=0, var_1_21=0, var_1_23=0, var_1_24=1, var_1_25=8589934595, var_1_26=8589934595, var_1_27=4294967294, var_1_28=4294967294, var_1_29=4294967294, var_1_31=-1, var_1_32=-1, var_1_33=4294967294, var_1_34=2147483647, var_1_35=2147483647, var_1_36=65533, var_1_37=65533, var_1_38=65534, var_1_39=65533, var_1_40=100000000, var_1_7=0, var_1_8=-4, var_1_9=-1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 67 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 37, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=67occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 136 NumberOfCodeBlocks, 136 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 21:15:54,905 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, 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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-51.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 15e4d0dfcc9ef1fdaea3d6fc81b9cee681e4ec5bdcd73e128463f69bdd9174a9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:15:57,551 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:15:57,632 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:15:57,642 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:15:57,644 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:15:57,688 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:15:57,689 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:15:57,689 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:15:57,690 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:15:57,695 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:15:57,695 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:15:57,696 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:15:57,696 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:15:57,698 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:15:57,698 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:15:57,699 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:15:57,700 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:15:57,701 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:15:57,701 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:15:57,702 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:15:57,703 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:15:57,703 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:15:57,703 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:15:57,704 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:15:57,704 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:15:57,705 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:15:57,705 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:15:57,706 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:15:57,706 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:15:57,706 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:15:57,708 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:15:57,708 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:15:57,708 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:15:57,709 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:15:57,709 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:15:57,709 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:15:57,709 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:15:57,710 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:15:57,710 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:15:57,711 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:15:57,711 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:15:57,712 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:15:57,712 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:15:57,712 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:15:57,713 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 15e4d0dfcc9ef1fdaea3d6fc81b9cee681e4ec5bdcd73e128463f69bdd9174a9 [2023-11-23 21:15:58,124 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:15:58,150 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:15:58,153 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:15:58,154 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:15:58,155 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:15:58,156 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-51.i [2023-11-23 21:16:01,244 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:16:01,525 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:16:01,525 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-51.i [2023-11-23 21:16:01,545 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire/data/2ae0e47f1/331ce2ab273a40f180f484665055864f/FLAGe2cbad22f [2023-11-23 21:16:01,563 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire/data/2ae0e47f1/331ce2ab273a40f180f484665055864f [2023-11-23 21:16:01,566 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:16:01,568 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:16:01,570 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:16:01,570 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:16:01,576 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:16:01,577 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:16:01" (1/1) ... [2023-11-23 21:16:01,579 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fdb72d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:01, skipping insertion in model container [2023-11-23 21:16:01,579 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:16:01" (1/1) ... [2023-11-23 21:16:01,635 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:16:01,838 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-51.i[915,928] [2023-11-23 21:16:01,966 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:16:01,993 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:16:02,010 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-51.i[915,928] [2023-11-23 21:16:02,077 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:16:02,114 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:16:02,115 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:02 WrapperNode [2023-11-23 21:16:02,115 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:16:02,117 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:16:02,117 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:16:02,118 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:16:02,126 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:02" (1/1) ... [2023-11-23 21:16:02,164 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:02" (1/1) ... [2023-11-23 21:16:02,227 INFO L138 Inliner]: procedures = 27, calls = 50, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 219 [2023-11-23 21:16:02,229 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:16:02,230 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:16:02,231 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:16:02,231 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:16:02,241 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:02" (1/1) ... [2023-11-23 21:16:02,242 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:02" (1/1) ... [2023-11-23 21:16:02,265 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:02" (1/1) ... [2023-11-23 21:16:02,266 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:02" (1/1) ... [2023-11-23 21:16:02,279 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:02" (1/1) ... [2023-11-23 21:16:02,304 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:02" (1/1) ... [2023-11-23 21:16:02,308 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:02" (1/1) ... [2023-11-23 21:16:02,311 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:02" (1/1) ... [2023-11-23 21:16:02,328 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:16:02,330 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:16:02,330 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:16:02,330 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:16:02,331 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:02" (1/1) ... [2023-11-23 21:16:02,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:16:02,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:16:02,369 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:16:02,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:16:02,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:16:02,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:16:02,421 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:16:02,421 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:16:02,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:16:02,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:16:02,565 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:16:02,569 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:16:08,035 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:16:08,151 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:16:08,154 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:16:08,155 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:16:08 BoogieIcfgContainer [2023-11-23 21:16:08,155 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:16:08,158 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:16:08,158 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:16:08,161 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:16:08,162 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:16:01" (1/3) ... [2023-11-23 21:16:08,163 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b591e8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:16:08, skipping insertion in model container [2023-11-23 21:16:08,164 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:02" (2/3) ... [2023-11-23 21:16:08,164 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b591e8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:16:08, skipping insertion in model container [2023-11-23 21:16:08,165 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:16:08" (3/3) ... [2023-11-23 21:16:08,167 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-51.i [2023-11-23 21:16:08,186 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:16:08,187 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:16:08,255 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:16:08,264 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@307a9d49, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:16:08,265 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:16:08,271 INFO L276 IsEmpty]: Start isEmpty. Operand has 92 states, 52 states have (on average 1.4038461538461537) internal successors, (73), 53 states have internal predecessors, (73), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2023-11-23 21:16:08,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2023-11-23 21:16:08,302 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:16:08,303 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:16:08,303 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:16:08,310 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:16:08,311 INFO L85 PathProgramCache]: Analyzing trace with hash 91850302, now seen corresponding path program 1 times [2023-11-23 21:16:08,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:16:08,340 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [630605223] [2023-11-23 21:16:08,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:16:08,341 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 [2023-11-23 21:16:08,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:16:08,348 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:16:08,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:16:09,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:16:10,002 INFO L262 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:16:10,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:16:10,100 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 1172 proven. 0 refuted. 0 times theorem prover too weak. 1492 trivial. 0 not checked. [2023-11-23 21:16:10,100 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:16:10,101 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:16:10,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [630605223] [2023-11-23 21:16:10,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [630605223] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:16:10,102 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:16:10,103 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:16:10,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [792412685] [2023-11-23 21:16:10,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:16:10,111 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:16:10,111 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:16:10,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:16:10,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:16:10,150 INFO L87 Difference]: Start difference. First operand has 92 states, 52 states have (on average 1.4038461538461537) internal successors, (73), 53 states have internal predecessors, (73), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2023-11-23 21:16:12,458 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:16:12,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:16:12,460 INFO L93 Difference]: Finished difference Result 181 states and 329 transitions. [2023-11-23 21:16:12,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:16:12,548 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) Word has length 226 [2023-11-23 21:16:12,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:16:12,559 INFO L225 Difference]: With dead ends: 181 [2023-11-23 21:16:12,559 INFO L226 Difference]: Without dead ends: 90 [2023-11-23 21:16:12,565 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 225 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:16:12,569 INFO L413 NwaCegarLoop]: 139 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 139 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-11-23 21:16:12,571 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 139 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2023-11-23 21:16:12,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2023-11-23 21:16:12,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2023-11-23 21:16:12,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 51 states have (on average 1.3333333333333333) internal successors, (68), 51 states have internal predecessors, (68), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2023-11-23 21:16:12,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 142 transitions. [2023-11-23 21:16:12,643 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 142 transitions. Word has length 226 [2023-11-23 21:16:12,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:16:12,644 INFO L495 AbstractCegarLoop]: Abstraction has 90 states and 142 transitions. [2023-11-23 21:16:12,645 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2023-11-23 21:16:12,645 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 142 transitions. [2023-11-23 21:16:12,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2023-11-23 21:16:12,652 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:16:12,652 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:16:12,672 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire/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)] Forceful destruction successful, exit code 0 [2023-11-23 21:16:12,856 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:16:12,856 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:16:12,857 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:16:12,857 INFO L85 PathProgramCache]: Analyzing trace with hash -156501320, now seen corresponding path program 1 times [2023-11-23 21:16:12,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:16:12,859 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [296337473] [2023-11-23 21:16:12,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:16:12,859 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 [2023-11-23 21:16:12,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:16:12,861 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:16:12,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:16:14,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:16:14,148 INFO L262 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 21:16:14,160 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:16:18,012 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2023-11-23 21:16:18,012 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:16:18,012 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:16:18,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [296337473] [2023-11-23 21:16:18,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [296337473] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:16:18,014 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:16:18,014 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:16:18,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [83239105] [2023-11-23 21:16:18,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:16:18,017 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:16:18,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:16:18,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:16:18,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-23 21:16:18,019 INFO L87 Difference]: Start difference. First operand 90 states and 142 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2023-11-23 21:16:20,612 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:16:22,986 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:16:24,996 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:16:27,372 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:16:29,647 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:16:31,658 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:16:33,664 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:16:33,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:16:33,666 INFO L93 Difference]: Finished difference Result 269 states and 425 transitions. [2023-11-23 21:16:33,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-23 21:16:33,760 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) Word has length 226 [2023-11-23 21:16:33,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:16:33,769 INFO L225 Difference]: With dead ends: 269 [2023-11-23 21:16:33,770 INFO L226 Difference]: Without dead ends: 180 [2023-11-23 21:16:33,771 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 226 GetRequests, 223 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:16:33,773 INFO L413 NwaCegarLoop]: 138 mSDtfsCounter, 87 mSDsluCounter, 267 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 75 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 405 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.5s IncrementalHoareTripleChecker+Time [2023-11-23 21:16:33,774 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 405 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 15 Invalid, 7 Unknown, 0 Unchecked, 15.5s Time] [2023-11-23 21:16:33,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2023-11-23 21:16:33,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 160. [2023-11-23 21:16:33,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 83 states have (on average 1.2530120481927711) internal successors, (104), 83 states have internal predecessors, (104), 74 states have call successors, (74), 2 states have call predecessors, (74), 2 states have return successors, (74), 74 states have call predecessors, (74), 74 states have call successors, (74) [2023-11-23 21:16:33,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 252 transitions. [2023-11-23 21:16:33,864 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 252 transitions. Word has length 226 [2023-11-23 21:16:33,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:16:33,868 INFO L495 AbstractCegarLoop]: Abstraction has 160 states and 252 transitions. [2023-11-23 21:16:33,872 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2023-11-23 21:16:33,872 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 252 transitions. [2023-11-23 21:16:33,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2023-11-23 21:16:33,886 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:16:33,886 INFO L195 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:16:33,905 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire/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)] Forceful destruction successful, exit code 0 [2023-11-23 21:16:34,091 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:16:34,092 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:16:34,092 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:16:34,093 INFO L85 PathProgramCache]: Analyzing trace with hash -531030406, now seen corresponding path program 1 times [2023-11-23 21:16:34,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:16:34,094 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [803281194] [2023-11-23 21:16:34,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:16:34,095 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 [2023-11-23 21:16:34,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:16:34,096 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:16:34,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02576426-7055-4a38-8836-89e98aaf525f/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:16:35,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:16:35,293 INFO L262 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 21:16:35,301 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:16:39,315 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2023-11-23 21:16:39,316 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:16:39,316 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:16:39,322 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [803281194] [2023-11-23 21:16:39,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [803281194] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:16:39,322 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:16:39,323 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-23 21:16:39,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910658086] [2023-11-23 21:16:39,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:16:39,324 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 21:16:39,326 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:16:39,327 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 21:16:39,327 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:16:39,328 INFO L87 Difference]: Start difference. First operand 160 states and 252 transitions. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2023-11-23 21:16:42,765 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:16:44,106 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:16:46,543 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:16:48,552 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []