./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-97.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-97.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ --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 32bb1a8f237f620d8564fbe646b4542e6d02d07be2c2e5b8eafb2c14f730fdc9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:09:49,244 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:09:49,341 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 04:09:49,350 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:09:49,351 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:09:49,389 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:09:49,390 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:09:49,391 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:09:49,392 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:09:49,397 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:09:49,397 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:09:49,398 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:09:49,398 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:09:49,400 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:09:49,400 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:09:49,401 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:09:49,401 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:09:49,402 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:09:49,402 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:09:49,402 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:09:49,403 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:09:49,403 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:09:49,405 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:09:49,405 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:09:49,406 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:09:49,406 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:09:49,406 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:09:49,407 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:09:49,407 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:09:49,408 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:09:49,409 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:09:49,409 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:09:49,410 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:09:49,410 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:09:49,410 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:09:49,410 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:09:49,411 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:09:49,411 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:09:49,411 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:09:49,412 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:09:49,412 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:09:49,412 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:09:49,413 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:09:49,413 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:09:49,413 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:09:49,414 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_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32bb1a8f237f620d8564fbe646b4542e6d02d07be2c2e5b8eafb2c14f730fdc9 [2023-11-19 04:09:49,736 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:09:49,775 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:09:49,777 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:09:49,779 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:09:49,779 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:09:49,782 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-97.i [2023-11-19 04:09:52,977 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:09:53,245 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:09:53,246 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-97.i [2023-11-19 04:09:53,259 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/data/9cd41b6c2/0fa2e41acab44bceba24f03cf9d9b944/FLAG8a8bc8f72 [2023-11-19 04:09:53,278 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/data/9cd41b6c2/0fa2e41acab44bceba24f03cf9d9b944 [2023-11-19 04:09:53,281 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:09:53,283 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:09:53,285 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:09:53,285 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:09:53,292 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:09:53,293 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:09:53" (1/1) ... [2023-11-19 04:09:53,294 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2544dd13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:53, skipping insertion in model container [2023-11-19 04:09:53,295 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:09:53" (1/1) ... [2023-11-19 04:09:53,335 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:09:53,529 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_27136c81-adfb-440b-867d-d591c961397e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-97.i[915,928] [2023-11-19 04:09:53,641 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:09:53,666 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:09:53,692 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_27136c81-adfb-440b-867d-d591c961397e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-97.i[915,928] [2023-11-19 04:09:53,734 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:09:53,757 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:09:53,758 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:53 WrapperNode [2023-11-19 04:09:53,758 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:09:53,760 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:09:53,760 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:09:53,760 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:09:53,769 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:53" (1/1) ... [2023-11-19 04:09:53,784 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:53" (1/1) ... [2023-11-19 04:09:53,851 INFO L138 Inliner]: procedures = 26, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 271 [2023-11-19 04:09:53,852 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:09:53,853 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:09:53,853 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:09:53,853 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:09:53,865 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:53" (1/1) ... [2023-11-19 04:09:53,865 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:53" (1/1) ... [2023-11-19 04:09:53,871 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:53" (1/1) ... [2023-11-19 04:09:53,871 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:53" (1/1) ... [2023-11-19 04:09:53,890 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:53" (1/1) ... [2023-11-19 04:09:53,896 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:53" (1/1) ... [2023-11-19 04:09:53,901 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:53" (1/1) ... [2023-11-19 04:09:53,905 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:53" (1/1) ... [2023-11-19 04:09:53,912 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:09:53,914 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:09:53,914 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:09:53,914 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:09:53,916 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:53" (1/1) ... [2023-11-19 04:09:53,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:09:53,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:09:53,955 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:09:54,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:09:54,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:09:54,029 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:09:54,029 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:09:54,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:09:54,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:09:54,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:09:54,189 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:09:54,195 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:09:54,882 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:09:55,366 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:09:55,366 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:09:55,373 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:09:55 BoogieIcfgContainer [2023-11-19 04:09:55,373 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:09:55,377 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:09:55,378 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:09:55,382 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:09:55,382 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:09:53" (1/3) ... [2023-11-19 04:09:55,383 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@259539a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:09:55, skipping insertion in model container [2023-11-19 04:09:55,384 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:53" (2/3) ... [2023-11-19 04:09:55,387 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@259539a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:09:55, skipping insertion in model container [2023-11-19 04:09:55,387 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:09:55" (3/3) ... [2023-11-19 04:09:55,389 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-97.i [2023-11-19 04:09:55,412 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:09:55,412 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:09:55,488 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:09:55,496 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;@7817eb46, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:09:55,497 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:09:55,502 INFO L276 IsEmpty]: Start isEmpty. Operand has 64 states, 26 states have (on average 1.1153846153846154) internal successors, (29), 27 states have internal predecessors, (29), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-19 04:09:55,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-19 04:09:55,524 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:09:55,525 INFO L195 NwaCegarLoop]: trace histogram [35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:09:55,526 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:09:55,534 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:09:55,535 INFO L85 PathProgramCache]: Analyzing trace with hash -173009810, now seen corresponding path program 1 times [2023-11-19 04:09:55,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:09:55,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429346145] [2023-11-19 04:09:55,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:09:55,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:56,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:09:56,805 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:09:57,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:09:57,591 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 04:09:57,593 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 04:09:57,594 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 04:09:57,597 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 04:09:57,603 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 04:09:57,608 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 04:09:57,806 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 04:09:57 BoogieIcfgContainer [2023-11-19 04:09:57,807 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 04:09:57,809 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:09:57,809 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:09:57,810 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:09:57,810 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:09:55" (3/4) ... [2023-11-19 04:09:57,817 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:09:57,818 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:09:57,820 INFO L158 Benchmark]: Toolchain (without parser) took 4536.44ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 104.3MB in the beginning and 93.0MB in the end (delta: 11.2MB). Peak memory consumption was 44.8MB. Max. memory is 16.1GB. [2023-11-19 04:09:57,821 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 121.6MB. Free memory was 85.8MB in the beginning and 85.8MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:09:57,822 INFO L158 Benchmark]: CACSL2BoogieTranslator took 474.25ms. Allocated memory is still 148.9MB. Free memory was 103.7MB in the beginning and 88.4MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 04:09:57,823 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.85ms. Allocated memory is still 148.9MB. Free memory was 88.4MB in the beginning and 84.3MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:09:57,830 INFO L158 Benchmark]: Boogie Preprocessor took 60.27ms. Allocated memory is still 148.9MB. Free memory was 84.3MB in the beginning and 81.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:09:57,830 INFO L158 Benchmark]: RCFGBuilder took 1459.75ms. Allocated memory is still 148.9MB. Free memory was 81.6MB in the beginning and 97.7MB in the end (delta: -16.1MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. [2023-11-19 04:09:57,832 INFO L158 Benchmark]: TraceAbstraction took 2429.41ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 96.6MB in the beginning and 93.0MB in the end (delta: 3.6MB). Peak memory consumption was 85.4MB. Max. memory is 16.1GB. [2023-11-19 04:09:57,833 INFO L158 Benchmark]: Witness Printer took 9.11ms. Allocated memory is still 180.4MB. Free memory is still 93.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:09:57,843 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 121.6MB. Free memory was 85.8MB in the beginning and 85.8MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 474.25ms. Allocated memory is still 148.9MB. Free memory was 103.7MB in the beginning and 88.4MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.85ms. Allocated memory is still 148.9MB. Free memory was 88.4MB in the beginning and 84.3MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.27ms. Allocated memory is still 148.9MB. Free memory was 84.3MB in the beginning and 81.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1459.75ms. Allocated memory is still 148.9MB. Free memory was 81.6MB in the beginning and 97.7MB in the end (delta: -16.1MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. * TraceAbstraction took 2429.41ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 96.6MB in the beginning and 93.0MB in the end (delta: 3.6MB). Peak memory consumption was 85.4MB. Max. memory is 16.1GB. * Witness Printer took 9.11ms. Allocated memory is still 180.4MB. Free memory is still 93.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 81, overapproximation of bitwiseOr at line 126, overapproximation of bitwiseAnd at line 96. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 2; [L23] signed long int var_1_5 = 5; [L24] unsigned char var_1_8 = 0; [L25] float var_1_9 = 128.6; [L26] float var_1_10 = 32.5; [L27] unsigned char var_1_11 = 16; [L28] unsigned char var_1_12 = 64; [L29] unsigned char var_1_13 = 4; [L30] unsigned char var_1_14 = 4; [L31] unsigned long int var_1_15 = 0; [L32] signed short int var_1_16 = 0; [L33] signed char var_1_17 = 1; [L34] signed char var_1_18 = -1; [L35] signed char var_1_19 = 0; [L36] signed long int var_1_20 = -64; [L37] unsigned char var_1_22 = 0; [L38] unsigned char var_1_23 = 0; [L39] signed short int var_1_24 = -4; [L40] signed short int var_1_25 = -100; [L41] unsigned long int var_1_26 = 32; [L42] unsigned char var_1_27 = 1; [L43] unsigned long int var_1_28 = 100; [L44] unsigned long int var_1_29 = 1000000000; [L45] unsigned long int var_1_30 = 1000000000; [L46] unsigned long int var_1_31 = 10; [L47] unsigned long int var_1_32 = 10000; [L48] unsigned long int var_1_33 = 0; [L49] signed long int var_1_34 = -10; [L50] signed char var_1_35 = 25; [L51] signed char var_1_36 = -2; [L52] unsigned long int var_1_37 = 32; [L53] float var_1_38 = 4.6; [L54] float var_1_39 = 25.5; [L55] float var_1_40 = 99.25; [L56] signed long int last_1_var_1_5 = 5; [L199] isInitial = 1 [L200] FCALL initially() [L201] COND TRUE 1 [L202] CALL updateLastVariables() [L192] last_1_var_1_5 = var_1_5 [L202] RET updateLastVariables() [L203] CALL updateVariables() [L135] var_1_9 = __VERIFIER_nondet_float() [L136] CALL assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=-100, var_1_26=32, var_1_27=1, var_1_28=100, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=-100, var_1_26=32, var_1_27=1, var_1_28=100, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L137] var_1_10 = __VERIFIER_nondet_float() [L138] CALL assume_abort_if_not((var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=-100, var_1_26=32, var_1_27=1, var_1_28=100, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not((var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=-100, var_1_26=32, var_1_27=1, var_1_28=100, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L139] var_1_11 = __VERIFIER_nondet_uchar() [L140] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=-100, var_1_26=32, var_1_27=1, var_1_28=100, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=-100, var_1_26=32, var_1_27=1, var_1_28=100, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L141] CALL assume_abort_if_not(var_1_11 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=-100, var_1_26=32, var_1_27=1, var_1_28=100, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_11 <= 127) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=-100, var_1_26=32, var_1_27=1, var_1_28=100, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L142] var_1_12 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_12 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=-100, var_1_26=32, var_1_27=1, var_1_28=100, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_12 >= 63) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=-100, var_1_26=32, var_1_27=1, var_1_28=100, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L144] CALL assume_abort_if_not(var_1_12 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=-100, var_1_26=32, var_1_27=1, var_1_28=100, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_12 <= 127) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=-100, var_1_26=32, var_1_27=1, var_1_28=100, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L145] var_1_13 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=-100, var_1_26=32, var_1_27=1, var_1_28=100, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=-100, var_1_26=32, var_1_27=1, var_1_28=100, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L147] CALL assume_abort_if_not(var_1_13 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=-100, var_1_26=32, var_1_27=1, var_1_28=100, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_13 <= 63) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=-100, var_1_26=32, var_1_27=1, var_1_28=100, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L148] var_1_14 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=-100, var_1_26=32, var_1_27=1, var_1_28=100, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=-100, var_1_26=32, var_1_27=1, var_1_28=100, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L150] CALL assume_abort_if_not(var_1_14 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=-100, var_1_26=32, var_1_27=1, var_1_28=100, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_14 <= 127) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=-100, var_1_26=32, var_1_27=1, var_1_28=100, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L151] var_1_18 = __VERIFIER_nondet_char() [L152] CALL assume_abort_if_not(var_1_18 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=-100, var_1_26=32, var_1_27=1, var_1_28=100, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_18 >= -31) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=-100, var_1_26=32, var_1_27=1, var_1_28=100, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L153] CALL assume_abort_if_not(var_1_18 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=-100, var_1_26=32, var_1_27=1, var_1_28=100, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_18 <= 32) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=-100, var_1_26=32, var_1_27=1, var_1_28=100, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L154] var_1_19 = __VERIFIER_nondet_char() [L155] CALL assume_abort_if_not(var_1_19 >= -15) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=-100, var_1_26=32, var_1_27=1, var_1_28=100, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_19 >= -15) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=-100, var_1_26=32, var_1_27=1, var_1_28=100, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L156] CALL assume_abort_if_not(var_1_19 <= 16) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=-100, var_1_26=32, var_1_27=1, var_1_28=100, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_19 <= 16) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=-100, var_1_26=32, var_1_27=1, var_1_28=100, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L157] var_1_23 = __VERIFIER_nondet_uchar() [L158] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=-100, var_1_26=32, var_1_27=1, var_1_28=100, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=-100, var_1_26=32, var_1_27=1, var_1_28=100, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L159] CALL assume_abort_if_not(var_1_23 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=-100, var_1_26=32, var_1_27=1, var_1_28=100, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_23 <= 0) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=-100, var_1_26=32, var_1_27=1, var_1_28=100, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L160] var_1_25 = __VERIFIER_nondet_short() [L161] CALL assume_abort_if_not(var_1_25 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=10, var_1_26=32, var_1_27=1, var_1_28=100, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_25 >= -32767) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=10, var_1_26=32, var_1_27=1, var_1_28=100, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L162] CALL assume_abort_if_not(var_1_25 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=10, var_1_26=32, var_1_27=1, var_1_28=100, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_25 <= 32766) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=10, var_1_26=32, var_1_27=1, var_1_28=100, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L163] var_1_27 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=10, var_1_26=32, var_1_27=1, var_1_28=100, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=10, var_1_26=32, var_1_27=1, var_1_28=100, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L165] CALL assume_abort_if_not(var_1_27 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=10, var_1_26=32, var_1_27=1, var_1_28=100, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_27 <= 1) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=10, var_1_26=32, var_1_27=1, var_1_28=100, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L166] var_1_28 = __VERIFIER_nondet_ulong() [L167] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=10, var_1_26=32, var_1_27=1, var_1_28=4294967294, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=10, var_1_26=32, var_1_27=1, var_1_28=4294967294, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L168] CALL assume_abort_if_not(var_1_28 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=10, var_1_26=32, var_1_27=1, var_1_28=4294967294, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_28 <= 4294967294) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=10, var_1_26=32, var_1_27=1, var_1_28=4294967294, var_1_29=1000000000, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L169] var_1_29 = __VERIFIER_nondet_ulong() [L170] CALL assume_abort_if_not(var_1_29 >= 536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=10, var_1_26=32, var_1_27=1, var_1_28=4294967294, var_1_29=536870911, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_29 >= 536870911) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=10, var_1_26=32, var_1_27=1, var_1_28=4294967294, var_1_29=536870911, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L171] CALL assume_abort_if_not(var_1_29 <= 1073741824) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=10, var_1_26=32, var_1_27=1, var_1_28=4294967294, var_1_29=536870911, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_29 <= 1073741824) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=10, var_1_26=32, var_1_27=1, var_1_28=4294967294, var_1_29=536870911, var_1_30=1000000000, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L172] var_1_30 = __VERIFIER_nondet_ulong() [L173] CALL assume_abort_if_not(var_1_30 >= 536870912) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=10, var_1_26=32, var_1_27=1, var_1_28=4294967294, var_1_29=536870911, var_1_30=536870912, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_30 >= 536870912) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=10, var_1_26=32, var_1_27=1, var_1_28=4294967294, var_1_29=536870911, var_1_30=536870912, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L174] CALL assume_abort_if_not(var_1_30 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=10, var_1_26=32, var_1_27=1, var_1_28=4294967294, var_1_29=536870911, var_1_30=536870912, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_30 <= 1073741823) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=10, var_1_26=32, var_1_27=1, var_1_28=4294967294, var_1_29=536870911, var_1_30=536870912, var_1_31=10, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L175] var_1_31 = __VERIFIER_nondet_ulong() [L176] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=10, var_1_26=32, var_1_27=1, var_1_28=4294967294, var_1_29=536870911, var_1_30=536870912, var_1_31=1073741823, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=10, var_1_26=32, var_1_27=1, var_1_28=4294967294, var_1_29=536870911, var_1_30=536870912, var_1_31=1073741823, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L177] CALL assume_abort_if_not(var_1_31 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=10, var_1_26=32, var_1_27=1, var_1_28=4294967294, var_1_29=536870911, var_1_30=536870912, var_1_31=1073741823, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_31 <= 1073741823) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=10, var_1_26=32, var_1_27=1, var_1_28=4294967294, var_1_29=536870911, var_1_30=536870912, var_1_31=1073741823, var_1_32=10000, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L178] var_1_32 = __VERIFIER_nondet_ulong() [L179] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=10, var_1_26=32, var_1_27=1, var_1_28=4294967294, var_1_29=536870911, var_1_30=536870912, var_1_31=1073741823, var_1_32=536870911, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=10, var_1_26=32, var_1_27=1, var_1_28=4294967294, var_1_29=536870911, var_1_30=536870912, var_1_31=1073741823, var_1_32=536870911, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L180] CALL assume_abort_if_not(var_1_32 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=10, var_1_26=32, var_1_27=1, var_1_28=4294967294, var_1_29=536870911, var_1_30=536870912, var_1_31=1073741823, var_1_32=536870911, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_32 <= 2147483647) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=10, var_1_26=32, var_1_27=1, var_1_28=4294967294, var_1_29=536870911, var_1_30=536870912, var_1_31=1073741823, var_1_32=536870911, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=-2, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L181] var_1_36 = __VERIFIER_nondet_char() [L182] CALL assume_abort_if_not(var_1_36 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=10, var_1_26=32, var_1_27=1, var_1_28=4294967294, var_1_29=536870911, var_1_30=536870912, var_1_31=1073741823, var_1_32=536870911, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=25, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_36 >= -127) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=10, var_1_26=32, var_1_27=1, var_1_28=4294967294, var_1_29=536870911, var_1_30=536870912, var_1_31=1073741823, var_1_32=536870911, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=25, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L183] CALL assume_abort_if_not(var_1_36 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=10, var_1_26=32, var_1_27=1, var_1_28=4294967294, var_1_29=536870911, var_1_30=536870912, var_1_31=1073741823, var_1_32=536870911, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=25, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_36 <= 126) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=10, var_1_26=32, var_1_27=1, var_1_28=4294967294, var_1_29=536870911, var_1_30=536870912, var_1_31=1073741823, var_1_32=536870911, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=25, var_1_37=32, var_1_38=23/5, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L184] var_1_38 = __VERIFIER_nondet_float() [L185] CALL assume_abort_if_not((var_1_38 >= -922337.2036854776000e+13F && var_1_38 <= -1.0e-20F) || (var_1_38 <= 9223372.036854776000e+12F && var_1_38 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=10, var_1_26=32, var_1_27=1, var_1_28=4294967294, var_1_29=536870911, var_1_30=536870912, var_1_31=1073741823, var_1_32=536870911, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=25, var_1_37=32, var_1_38=9126805510, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not((var_1_38 >= -922337.2036854776000e+13F && var_1_38 <= -1.0e-20F) || (var_1_38 <= 9223372.036854776000e+12F && var_1_38 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=10, var_1_26=32, var_1_27=1, var_1_28=4294967294, var_1_29=536870911, var_1_30=536870912, var_1_31=1073741823, var_1_32=536870911, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=25, var_1_37=32, var_1_38=9126805510, var_1_39=51/2, var_1_40=397/4, var_1_5=5, var_1_8=0] [L186] var_1_39 = __VERIFIER_nondet_float() [L187] CALL assume_abort_if_not((var_1_39 >= -922337.2036854776000e+13F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 9223372.036854776000e+12F && var_1_39 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=10, var_1_26=32, var_1_27=1, var_1_28=4294967294, var_1_29=536870911, var_1_30=536870912, var_1_31=1073741823, var_1_32=536870911, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=25, var_1_37=32, var_1_38=9126805510, var_1_39=9126805509, var_1_40=397/4, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not((var_1_39 >= -922337.2036854776000e+13F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 9223372.036854776000e+12F && var_1_39 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=10, var_1_26=32, var_1_27=1, var_1_28=4294967294, var_1_29=536870911, var_1_30=536870912, var_1_31=1073741823, var_1_32=536870911, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=25, var_1_37=32, var_1_38=9126805510, var_1_39=9126805509, var_1_40=397/4, var_1_5=5, var_1_8=0] [L188] var_1_40 = __VERIFIER_nondet_float() [L189] CALL assume_abort_if_not((var_1_40 >= -922337.2036854776000e+13F && var_1_40 <= -1.0e-20F) || (var_1_40 <= 9223372.036854776000e+12F && var_1_40 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=10, var_1_26=32, var_1_27=1, var_1_28=4294967294, var_1_29=536870911, var_1_30=536870912, var_1_31=1073741823, var_1_32=536870911, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=25, var_1_37=32, var_1_38=9126805510, var_1_39=9126805509, var_1_40=9126805508, var_1_5=5, var_1_8=0] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not((var_1_40 >= -922337.2036854776000e+13F && var_1_40 <= -1.0e-20F) || (var_1_40 <= 9223372.036854776000e+12F && var_1_40 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-31, var_1_19=-15, var_1_1=2, var_1_20=-64, var_1_22=0, var_1_23=0, var_1_24=-4, var_1_25=10, var_1_26=32, var_1_27=1, var_1_28=4294967294, var_1_29=536870911, var_1_30=536870912, var_1_31=1073741823, var_1_32=536870911, var_1_33=0, var_1_34=-10, var_1_35=25, var_1_36=25, var_1_37=32, var_1_38=9126805510, var_1_39=9126805509, var_1_40=9126805508, var_1_5=5, var_1_8=0] [L203] RET updateVariables() [L204] CALL step() [L60] var_1_24 = var_1_25 [L61] COND TRUE var_1_24 <= var_1_25 [L62] COND TRUE \read(var_1_27) [L63] var_1_26 = var_1_28 [L70] COND FALSE !(var_1_32 != var_1_29) [L75] COND TRUE ((((((((10) < 0 ) ? -(10) : (10)))) > (var_1_24)) ? (((((10) < 0 ) ? -(10) : (10)))) : (var_1_24))) == var_1_25 [L76] var_1_34 = var_1_29 [L78] COND TRUE \read(var_1_27) [L79] var_1_35 = var_1_36 [L81] COND TRUE (var_1_38 * var_1_39) <= var_1_40 [L82] COND TRUE \read(var_1_27) [L83] var_1_37 = var_1_32 [L86] COND FALSE !(var_1_9 > var_1_10) [L89] var_1_20 = var_1_8 [L90] var_1_22 = var_1_23 [L91] COND FALSE !(\read(var_1_22)) [L94] var_1_16 = (((((var_1_15) < (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12))))) ? (var_1_15) : (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12)))))) - var_1_11) [L95] COND FALSE !(\read(var_1_22)) [L102] var_1_17 = -32 [L104] unsigned long int stepLocal_1 = var_1_20 + var_1_15; [L105] signed long int stepLocal_0 = var_1_20; [L106] COND TRUE stepLocal_1 < -200 [L107] COND FALSE !(\read(var_1_22)) [L114] var_1_1 = var_1_20 [L119] signed long int stepLocal_4 = 256; [L120] unsigned char stepLocal_3 = var_1_22; [L121] unsigned long int stepLocal_2 = var_1_15; [L122] COND FALSE !(stepLocal_4 > (var_1_15 - (last_1_var_1_5 + var_1_8))) [L125] COND FALSE !(stepLocal_3 || var_1_22) [L130] var_1_5 = -10000 [L204] RET step() [L205] CALL, EXPR property() [L195] EXPR (((var_1_20 + var_1_15) < -200) ? (var_1_22 ? ((var_1_20 > (- var_1_15)) ? (var_1_1 == ((unsigned long int) var_1_20)) : (var_1_1 == ((unsigned long int) var_1_20))) : (var_1_1 == ((unsigned long int) var_1_20))) : (var_1_1 == ((unsigned long int) var_1_20))) && ((256 > (var_1_15 - (last_1_var_1_5 + var_1_8))) ? (var_1_5 == ((signed long int) last_1_var_1_5)) : ((var_1_22 || var_1_22) ? ((((32 * -25) | last_1_var_1_5) >= var_1_15) ? (var_1_5 == ((signed long int) var_1_8)) : 1) : (var_1_5 == ((signed long int) -10000)))) [L195] EXPR (256 > (var_1_15 - (last_1_var_1_5 + var_1_8))) ? (var_1_5 == ((signed long int) last_1_var_1_5)) : ((var_1_22 || var_1_22) ? ((((32 * -25) | last_1_var_1_5) >= var_1_15) ? (var_1_5 == ((signed long int) var_1_8)) : 1) : (var_1_5 == ((signed long int) -10000))) [L195] EXPR (var_1_22 || var_1_22) ? ((((32 * -25) | last_1_var_1_5) >= var_1_15) ? (var_1_5 == ((signed long int) var_1_8)) : 1) : (var_1_5 == ((signed long int) -10000)) [L195] EXPR (256 > (var_1_15 - (last_1_var_1_5 + var_1_8))) ? (var_1_5 == ((signed long int) last_1_var_1_5)) : ((var_1_22 || var_1_22) ? ((((32 * -25) | last_1_var_1_5) >= var_1_15) ? (var_1_5 == ((signed long int) var_1_8)) : 1) : (var_1_5 == ((signed long int) -10000))) [L195] EXPR (((var_1_20 + var_1_15) < -200) ? (var_1_22 ? ((var_1_20 > (- var_1_15)) ? (var_1_1 == ((unsigned long int) var_1_20)) : (var_1_1 == ((unsigned long int) var_1_20))) : (var_1_1 == ((unsigned long int) var_1_20))) : (var_1_1 == ((unsigned long int) var_1_20))) && ((256 > (var_1_15 - (last_1_var_1_5 + var_1_8))) ? (var_1_5 == ((signed long int) last_1_var_1_5)) : ((var_1_22 || var_1_22) ? ((((32 * -25) | last_1_var_1_5) >= var_1_15) ? (var_1_5 == ((signed long int) var_1_8)) : 1) : (var_1_5 == ((signed long int) -10000)))) [L195] EXPR (((((((var_1_20 + var_1_15) < -200) ? (var_1_22 ? ((var_1_20 > (- var_1_15)) ? (var_1_1 == ((unsigned long int) var_1_20)) : (var_1_1 == ((unsigned long int) var_1_20))) : (var_1_1 == ((unsigned long int) var_1_20))) : (var_1_1 == ((unsigned long int) var_1_20))) && ((256 > (var_1_15 - (last_1_var_1_5 + var_1_8))) ? (var_1_5 == ((signed long int) last_1_var_1_5)) : ((var_1_22 || var_1_22) ? ((((32 * -25) | last_1_var_1_5) >= var_1_15) ? (var_1_5 == ((signed long int) var_1_8)) : 1) : (var_1_5 == ((signed long int) -10000))))) && ((var_1_9 > var_1_10) ? (var_1_8 == ((unsigned char) (((((var_1_11 + (var_1_12 - var_1_13))) < ((5 + var_1_14))) ? ((var_1_11 + (var_1_12 - var_1_13))) : ((5 + var_1_14)))))) : 1)) && (var_1_22 ? (var_1_15 == ((unsigned long int) var_1_8)) : 1)) && (var_1_16 == ((signed short int) (((((var_1_15) < (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12))))) ? (var_1_15) : (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12)))))) - var_1_11)))) && (var_1_22 ? ((var_1_14 < (var_1_13 & (var_1_15 / 2))) ? (var_1_17 == ((signed char) (var_1_13 + (var_1_18 + (var_1_19 + 5))))) : (var_1_17 == ((signed char) var_1_18))) : (var_1_17 == ((signed char) -32))) [L195-L196] return (((((((((var_1_20 + var_1_15) < -200) ? (var_1_22 ? ((var_1_20 > (- var_1_15)) ? (var_1_1 == ((unsigned long int) var_1_20)) : (var_1_1 == ((unsigned long int) var_1_20))) : (var_1_1 == ((unsigned long int) var_1_20))) : (var_1_1 == ((unsigned long int) var_1_20))) && ((256 > (var_1_15 - (last_1_var_1_5 + var_1_8))) ? (var_1_5 == ((signed long int) last_1_var_1_5)) : ((var_1_22 || var_1_22) ? ((((32 * -25) | last_1_var_1_5) >= var_1_15) ? (var_1_5 == ((signed long int) var_1_8)) : 1) : (var_1_5 == ((signed long int) -10000))))) && ((var_1_9 > var_1_10) ? (var_1_8 == ((unsigned char) (((((var_1_11 + (var_1_12 - var_1_13))) < ((5 + var_1_14))) ? ((var_1_11 + (var_1_12 - var_1_13))) : ((5 + var_1_14)))))) : 1)) && (var_1_22 ? (var_1_15 == ((unsigned long int) var_1_8)) : 1)) && (var_1_16 == ((signed short int) (((((var_1_15) < (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12))))) ? (var_1_15) : (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12)))))) - var_1_11)))) && (var_1_22 ? ((var_1_14 < (var_1_13 & (var_1_15 / 2))) ? (var_1_17 == ((signed char) (var_1_13 + (var_1_18 + (var_1_19 + 5))))) : (var_1_17 == ((signed char) var_1_18))) : (var_1_17 == ((signed char) -32)))) && (var_1_20 == ((signed long int) var_1_8))) && (var_1_22 == ((unsigned char) var_1_23)) ; [L205] RET, EXPR property() [L205] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=-2, var_1_17=-32, var_1_18=-31, var_1_19=-15, var_1_1=0, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=10, var_1_25=10, var_1_26=4294967294, var_1_27=1, var_1_28=4294967294, var_1_29=536870911, var_1_30=536870912, var_1_31=1073741823, var_1_32=536870911, var_1_33=0, var_1_34=536870911, var_1_35=25, var_1_36=25, var_1_37=536870911, var_1_38=9126805510, var_1_39=9126805509, var_1_40=9126805508, var_1_5=-10000, var_1_8=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_5=5, var_1_10=9126805511, var_1_11=2, var_1_12=64, var_1_13=40, var_1_14=22, var_1_15=0, var_1_16=-2, var_1_17=-32, var_1_18=-31, var_1_19=-15, var_1_1=0, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=10, var_1_25=10, var_1_26=4294967294, var_1_27=1, var_1_28=4294967294, var_1_29=536870911, var_1_30=536870912, var_1_31=1073741823, var_1_32=536870911, var_1_33=0, var_1_34=536870911, var_1_35=25, var_1_36=25, var_1_37=536870911, var_1_38=9126805510, var_1_39=9126805509, var_1_40=9126805508, var_1_5=-10000, var_1_8=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 64 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.1s, OverallIterations: 1, TraceHistogramMax: 35, 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=64occurred 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, 1.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 129 NumberOfCodeBlocks, 129 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 [2023-11-19 04:09:57,898 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/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_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-97.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ --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 32bb1a8f237f620d8564fbe646b4542e6d02d07be2c2e5b8eafb2c14f730fdc9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:10:00,891 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:10:01,021 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 04:10:01,028 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:10:01,029 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:10:01,057 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:10:01,058 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:10:01,059 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:10:01,060 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:10:01,060 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:10:01,061 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:10:01,061 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:10:01,062 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:10:01,063 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:10:01,063 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:10:01,064 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:10:01,065 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:10:01,065 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:10:01,066 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:10:01,066 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:10:01,067 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:10:01,067 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:10:01,068 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:10:01,068 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:10:01,069 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:10:01,069 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:10:01,069 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:10:01,070 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:10:01,070 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:10:01,071 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:10:01,071 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:10:01,072 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:10:01,072 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:10:01,073 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:10:01,073 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:10:01,074 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:10:01,074 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:10:01,075 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:10:01,075 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:10:01,075 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:10:01,076 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:10:01,076 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:10:01,077 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_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32bb1a8f237f620d8564fbe646b4542e6d02d07be2c2e5b8eafb2c14f730fdc9 [2023-11-19 04:10:01,473 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:10:01,494 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:10:01,497 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:10:01,498 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:10:01,498 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:10:01,500 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-97.i [2023-11-19 04:10:04,987 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:10:05,316 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:10:05,317 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-97.i [2023-11-19 04:10:05,348 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/data/3335227dd/c54bc0a98b2040fdbc5841b904c78f8f/FLAG4be514bf0 [2023-11-19 04:10:05,378 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/data/3335227dd/c54bc0a98b2040fdbc5841b904c78f8f [2023-11-19 04:10:05,382 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:10:05,383 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:10:05,388 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:10:05,389 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:10:05,396 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:10:05,397 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:10:05" (1/1) ... [2023-11-19 04:10:05,398 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b4b4f96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:05, skipping insertion in model container [2023-11-19 04:10:05,399 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:10:05" (1/1) ... [2023-11-19 04:10:05,464 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:10:05,705 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_27136c81-adfb-440b-867d-d591c961397e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-97.i[915,928] [2023-11-19 04:10:05,864 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:10:05,902 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:10:05,926 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_27136c81-adfb-440b-867d-d591c961397e/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-97.i[915,928] [2023-11-19 04:10:06,010 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:10:06,050 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:10:06,051 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:06 WrapperNode [2023-11-19 04:10:06,051 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:10:06,053 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:10:06,054 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:10:06,054 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:10:06,064 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:06" (1/1) ... [2023-11-19 04:10:06,098 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:06" (1/1) ... [2023-11-19 04:10:06,165 INFO L138 Inliner]: procedures = 27, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 211 [2023-11-19 04:10:06,168 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:10:06,169 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:10:06,170 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:10:06,170 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:10:06,182 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:06" (1/1) ... [2023-11-19 04:10:06,182 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:06" (1/1) ... [2023-11-19 04:10:06,198 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:06" (1/1) ... [2023-11-19 04:10:06,201 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:06" (1/1) ... [2023-11-19 04:10:06,229 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:06" (1/1) ... [2023-11-19 04:10:06,260 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:06" (1/1) ... [2023-11-19 04:10:06,263 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:06" (1/1) ... [2023-11-19 04:10:06,266 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:06" (1/1) ... [2023-11-19 04:10:06,272 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:10:06,275 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:10:06,277 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:10:06,282 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:10:06,284 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:06" (1/1) ... [2023-11-19 04:10:06,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:10:06,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:10:06,334 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:10:06,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:10:06,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:10:06,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:10:06,388 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:10:06,388 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:10:06,389 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:10:06,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:10:06,511 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:10:06,514 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:10:07,726 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:10:07,739 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:10:07,740 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:10:07,745 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:10:07 BoogieIcfgContainer [2023-11-19 04:10:07,746 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:10:07,749 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:10:07,749 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:10:07,753 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:10:07,753 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:10:05" (1/3) ... [2023-11-19 04:10:07,754 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3016dd6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:10:07, skipping insertion in model container [2023-11-19 04:10:07,754 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:06" (2/3) ... [2023-11-19 04:10:07,755 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3016dd6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:10:07, skipping insertion in model container [2023-11-19 04:10:07,755 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:10:07" (3/3) ... [2023-11-19 04:10:07,757 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-97.i [2023-11-19 04:10:07,782 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:10:07,782 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:10:07,867 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:10:07,881 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;@51a918e8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:10:07,882 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:10:07,889 INFO L276 IsEmpty]: Start isEmpty. Operand has 96 states, 58 states have (on average 1.396551724137931) internal successors, (81), 59 states have internal predecessors, (81), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-19 04:10:07,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2023-11-19 04:10:07,923 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:10:07,924 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:10:07,926 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:10:07,932 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:10:07,933 INFO L85 PathProgramCache]: Analyzing trace with hash 389819750, now seen corresponding path program 1 times [2023-11-19 04:10:07,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:10:07,957 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1327293604] [2023-11-19 04:10:07,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:10:07,958 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 [2023-11-19 04:10:07,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:10:07,963 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:10:08,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:10:08,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:08,547 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:10:08,573 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:10:08,803 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-19 04:10:08,803 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:10:08,804 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:10:08,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1327293604] [2023-11-19 04:10:08,805 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1327293604] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:10:08,806 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:10:08,806 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 04:10:08,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1061774030] [2023-11-19 04:10:08,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:10:08,817 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:10:08,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:10:08,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:10:08,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:10:08,859 INFO L87 Difference]: Start difference. First operand has 96 states, 58 states have (on average 1.396551724137931) internal successors, (81), 59 states have internal predecessors, (81), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-19 04:10:08,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:10:08,980 INFO L93 Difference]: Finished difference Result 216 states and 396 transitions. [2023-11-19 04:10:08,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:10:08,984 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 218 [2023-11-19 04:10:08,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:10:08,999 INFO L225 Difference]: With dead ends: 216 [2023-11-19 04:10:08,999 INFO L226 Difference]: Without dead ends: 123 [2023-11-19 04:10:09,005 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:10:09,010 INFO L413 NwaCegarLoop]: 186 mSDtfsCounter, 90 mSDsluCounter, 93 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 279 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 04:10:09,011 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 279 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 04:10:09,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2023-11-19 04:10:09,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 122. [2023-11-19 04:10:09,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 68 states have (on average 1.2647058823529411) internal successors, (86), 69 states have internal predecessors, (86), 51 states have call successors, (51), 2 states have call predecessors, (51), 2 states have return successors, (51), 50 states have call predecessors, (51), 51 states have call successors, (51) [2023-11-19 04:10:09,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 188 transitions. [2023-11-19 04:10:09,115 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 188 transitions. Word has length 218 [2023-11-19 04:10:09,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:10:09,120 INFO L495 AbstractCegarLoop]: Abstraction has 122 states and 188 transitions. [2023-11-19 04:10:09,121 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-19 04:10:09,122 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 188 transitions. [2023-11-19 04:10:09,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2023-11-19 04:10:09,130 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:10:09,131 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:10:09,154 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:10:09,341 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:10:09,342 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:10:09,342 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:10:09,343 INFO L85 PathProgramCache]: Analyzing trace with hash 900001089, now seen corresponding path program 1 times [2023-11-19 04:10:09,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:10:09,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [901821416] [2023-11-19 04:10:09,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:10:09,345 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 [2023-11-19 04:10:09,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:10:09,347 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:10:09,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:10:09,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:09,785 INFO L262 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:10:09,799 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:10:10,359 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 1204 proven. 57 refuted. 0 times theorem prover too weak. 1119 trivial. 0 not checked. [2023-11-19 04:10:10,360 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:10:10,871 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 45 proven. 57 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2023-11-19 04:10:10,872 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:10:10,873 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [901821416] [2023-11-19 04:10:10,873 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [901821416] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 04:10:10,879 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [723780212] [2023-11-19 04:10:10,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:10:10,880 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:10:10,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 04:10:10,886 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:10:10,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-19 04:10:11,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:11,450 INFO L262 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:10:11,459 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:10:11,504 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-19 04:10:11,504 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:10:11,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [723780212] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:10:11,505 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-19 04:10:11,506 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6, 6] total 9 [2023-11-19 04:10:11,507 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147046046] [2023-11-19 04:10:11,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:10:11,511 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:10:11,512 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:10:11,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:10:11,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-19 04:10:11,515 INFO L87 Difference]: Start difference. First operand 122 states and 188 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-19 04:10:11,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:10:11,695 INFO L93 Difference]: Finished difference Result 305 states and 468 transitions. [2023-11-19 04:10:11,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:10:11,696 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 219 [2023-11-19 04:10:11,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:10:11,712 INFO L225 Difference]: With dead ends: 305 [2023-11-19 04:10:11,713 INFO L226 Difference]: Without dead ends: 212 [2023-11-19 04:10:11,718 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 654 GetRequests, 646 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-19 04:10:11,721 INFO L413 NwaCegarLoop]: 267 mSDtfsCounter, 132 mSDsluCounter, 127 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 394 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 04:10:11,722 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [132 Valid, 394 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 04:10:11,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2023-11-19 04:10:11,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 199. [2023-11-19 04:10:11,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 199 states, 108 states have (on average 1.2037037037037037) internal successors, (130), 110 states have internal predecessors, (130), 86 states have call successors, (86), 4 states have call predecessors, (86), 4 states have return successors, (86), 84 states have call predecessors, (86), 86 states have call successors, (86) [2023-11-19 04:10:11,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 302 transitions. [2023-11-19 04:10:11,837 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 302 transitions. Word has length 219 [2023-11-19 04:10:11,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:10:11,840 INFO L495 AbstractCegarLoop]: Abstraction has 199 states and 302 transitions. [2023-11-19 04:10:11,840 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-19 04:10:11,840 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 302 transitions. [2023-11-19 04:10:11,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2023-11-19 04:10:11,854 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:10:11,854 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:10:11,871 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:10:12,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-19 04:10:12,264 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt [2023-11-19 04:10:12,264 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:10:12,265 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:10:12,265 INFO L85 PathProgramCache]: Analyzing trace with hash 1601065667, now seen corresponding path program 1 times [2023-11-19 04:10:12,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:10:12,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [702669816] [2023-11-19 04:10:12,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:10:12,267 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 [2023-11-19 04:10:12,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:10:12,269 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:10:12,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-19 04:10:12,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:12,606 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:10:12,615 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:10:13,454 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-19 04:10:13,454 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:10:13,455 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:10:13,455 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [702669816] [2023-11-19 04:10:13,455 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [702669816] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:10:13,456 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:10:13,456 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 04:10:13,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1021054542] [2023-11-19 04:10:13,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:10:13,458 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 04:10:13,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:10:13,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 04:10:13,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-19 04:10:13,460 INFO L87 Difference]: Start difference. First operand 199 states and 302 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-19 04:10:14,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:10:14,217 INFO L93 Difference]: Finished difference Result 582 states and 885 transitions. [2023-11-19 04:10:14,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 04:10:14,218 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 219 [2023-11-19 04:10:14,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:10:14,228 INFO L225 Difference]: With dead ends: 582 [2023-11-19 04:10:14,228 INFO L226 Difference]: Without dead ends: 412 [2023-11-19 04:10:14,229 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2023-11-19 04:10:14,233 INFO L413 NwaCegarLoop]: 260 mSDtfsCounter, 176 mSDsluCounter, 429 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 176 SdHoareTripleChecker+Valid, 689 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-19 04:10:14,235 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [176 Valid, 689 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-19 04:10:14,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 412 states. [2023-11-19 04:10:14,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 412 to 261. [2023-11-19 04:10:14,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261 states, 150 states have (on average 1.2466666666666666) internal successors, (187), 151 states have internal predecessors, (187), 105 states have call successors, (105), 5 states have call predecessors, (105), 5 states have return successors, (105), 104 states have call predecessors, (105), 105 states have call successors, (105) [2023-11-19 04:10:14,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 397 transitions. [2023-11-19 04:10:14,353 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 397 transitions. Word has length 219 [2023-11-19 04:10:14,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:10:14,355 INFO L495 AbstractCegarLoop]: Abstraction has 261 states and 397 transitions. [2023-11-19 04:10:14,355 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-19 04:10:14,355 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 397 transitions. [2023-11-19 04:10:14,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2023-11-19 04:10:14,360 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:10:14,361 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:10:14,377 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-19 04:10:14,570 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:10:14,571 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:10:14,571 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:10:14,572 INFO L85 PathProgramCache]: Analyzing trace with hash 2031802786, now seen corresponding path program 1 times [2023-11-19 04:10:14,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:10:14,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [900005601] [2023-11-19 04:10:14,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:10:14,574 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 [2023-11-19 04:10:14,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:10:14,576 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:10:14,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-19 04:10:14,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:15,004 INFO L262 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:10:15,011 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:10:15,489 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 1204 proven. 57 refuted. 0 times theorem prover too weak. 1119 trivial. 0 not checked. [2023-11-19 04:10:15,489 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:10:15,918 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 45 proven. 57 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2023-11-19 04:10:15,919 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:10:15,919 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [900005601] [2023-11-19 04:10:15,920 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [900005601] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 04:10:15,920 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [491518471] [2023-11-19 04:10:15,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:10:15,921 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:10:15,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 04:10:15,922 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:10:15,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-19 04:10:16,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:16,894 INFO L262 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:10:16,901 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:10:17,174 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-19 04:10:17,175 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:10:17,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [491518471] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:10:17,175 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-19 04:10:17,176 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6, 6] total 11 [2023-11-19 04:10:17,176 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1457255083] [2023-11-19 04:10:17,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:10:17,177 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 04:10:17,177 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:10:17,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 04:10:17,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2023-11-19 04:10:17,179 INFO L87 Difference]: Start difference. First operand 261 states and 397 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-19 04:10:18,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:10:18,285 INFO L93 Difference]: Finished difference Result 474 states and 722 transitions. [2023-11-19 04:10:18,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-19 04:10:18,286 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 220 [2023-11-19 04:10:18,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:10:18,290 INFO L225 Difference]: With dead ends: 474 [2023-11-19 04:10:18,290 INFO L226 Difference]: Without dead ends: 373 [2023-11-19 04:10:18,291 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 660 GetRequests, 648 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2023-11-19 04:10:18,292 INFO L413 NwaCegarLoop]: 366 mSDtfsCounter, 218 mSDsluCounter, 640 mSDsCounter, 0 mSdLazyCounter, 138 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 218 SdHoareTripleChecker+Valid, 1006 SdHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 138 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-19 04:10:18,293 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [218 Valid, 1006 Invalid, 209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-19 04:10:18,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 373 states. [2023-11-19 04:10:18,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 373 to 358. [2023-11-19 04:10:18,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 358 states, 210 states have (on average 1.2619047619047619) internal successors, (265), 211 states have internal predecessors, (265), 140 states have call successors, (140), 7 states have call predecessors, (140), 7 states have return successors, (140), 139 states have call predecessors, (140), 140 states have call successors, (140) [2023-11-19 04:10:18,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 358 states and 545 transitions. [2023-11-19 04:10:18,364 INFO L78 Accepts]: Start accepts. Automaton has 358 states and 545 transitions. Word has length 220 [2023-11-19 04:10:18,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:10:18,366 INFO L495 AbstractCegarLoop]: Abstraction has 358 states and 545 transitions. [2023-11-19 04:10:18,366 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-19 04:10:18,366 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 545 transitions. [2023-11-19 04:10:18,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2023-11-19 04:10:18,378 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:10:18,379 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:10:18,387 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2023-11-19 04:10:18,602 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-11-19 04:10:18,795 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:10:18,796 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:10:18,796 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:10:18,797 INFO L85 PathProgramCache]: Analyzing trace with hash -778466503, now seen corresponding path program 1 times [2023-11-19 04:10:18,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:10:18,798 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [199879905] [2023-11-19 04:10:18,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:10:18,798 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 [2023-11-19 04:10:18,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:10:18,800 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:10:18,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-11-19 04:10:19,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:19,188 INFO L262 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:10:19,196 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:10:20,972 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-19 04:10:20,973 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:10:20,976 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:10:20,977 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [199879905] [2023-11-19 04:10:20,977 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [199879905] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:10:20,978 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:10:20,979 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 04:10:20,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1927649342] [2023-11-19 04:10:20,981 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:10:20,982 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 04:10:20,983 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:10:20,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 04:10:20,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-19 04:10:20,990 INFO L87 Difference]: Start difference. First operand 358 states and 545 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-19 04:10:21,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:10:21,675 INFO L93 Difference]: Finished difference Result 759 states and 1148 transitions. [2023-11-19 04:10:21,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-19 04:10:21,676 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 220 [2023-11-19 04:10:21,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:10:21,682 INFO L225 Difference]: With dead ends: 759 [2023-11-19 04:10:21,683 INFO L226 Difference]: Without dead ends: 464 [2023-11-19 04:10:21,684 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-19 04:10:21,686 INFO L413 NwaCegarLoop]: 140 mSDtfsCounter, 97 mSDsluCounter, 311 mSDsCounter, 0 mSdLazyCounter, 120 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 451 SdHoareTripleChecker+Invalid, 191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 120 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-19 04:10:21,686 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 451 Invalid, 191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-19 04:10:21,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 464 states. [2023-11-19 04:10:21,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 464 to 455. [2023-11-19 04:10:21,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 455 states, 270 states have (on average 1.2592592592592593) internal successors, (340), 271 states have internal predecessors, (340), 175 states have call successors, (175), 9 states have call predecessors, (175), 9 states have return successors, (175), 174 states have call predecessors, (175), 175 states have call successors, (175) [2023-11-19 04:10:21,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 455 states and 690 transitions. [2023-11-19 04:10:21,818 INFO L78 Accepts]: Start accepts. Automaton has 455 states and 690 transitions. Word has length 220 [2023-11-19 04:10:21,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:10:21,819 INFO L495 AbstractCegarLoop]: Abstraction has 455 states and 690 transitions. [2023-11-19 04:10:21,819 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-19 04:10:21,820 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 690 transitions. [2023-11-19 04:10:21,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2023-11-19 04:10:21,824 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:10:21,824 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:10:21,834 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2023-11-19 04:10:22,033 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 04:10:22,034 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:10:22,034 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:10:22,035 INFO L85 PathProgramCache]: Analyzing trace with hash 1692691106, now seen corresponding path program 1 times [2023-11-19 04:10:22,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:10:22,035 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1357238094] [2023-11-19 04:10:22,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:10:22,036 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 [2023-11-19 04:10:22,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:10:22,037 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 04:10:22,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27136c81-adfb-440b-867d-d591c961397e/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2023-11-19 04:10:22,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:22,385 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 04:10:22,395 INFO L285 TraceCheckSpWp]: Computing forward predicates...