./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-17.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-17.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3b51a20c6bd7ee2006a649f955281c94df5969f39a7ab48708f537546d09260e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:30:09,555 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:30:09,650 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:30:09,665 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:30:09,666 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:30:09,712 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:30:09,712 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:30:09,713 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:30:09,714 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:30:09,715 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:30:09,715 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:30:09,716 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:30:09,717 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:30:09,717 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:30:09,718 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:30:09,718 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:30:09,736 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:30:09,737 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:30:09,737 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:30:09,738 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:30:09,739 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:30:09,739 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:30:09,740 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:30:09,741 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:30:09,741 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:30:09,742 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:30:09,742 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:30:09,743 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:30:09,743 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:30:09,744 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:30:09,744 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:30:09,745 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:30:09,745 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:30:09,745 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:30:09,746 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:30:09,746 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:30:09,747 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:30:09,747 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:30:09,748 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:30:09,748 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:30:09,749 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:30:09,749 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:30:09,750 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:30:09,750 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:30:09,750 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:30:09,751 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:30:09,751 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:30:09,752 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_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3b51a20c6bd7ee2006a649f955281c94df5969f39a7ab48708f537546d09260e [2023-11-23 21:30:10,012 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:30:10,045 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:30:10,048 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:30:10,050 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:30:10,051 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:30:10,052 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-17.i [2023-11-23 21:30:13,188 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:30:13,415 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:30:13,415 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-17.i [2023-11-23 21:30:13,440 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/data/f67e0b182/961f1e46304443b0a42e7f6db3b4b032/FLAGaf9087615 [2023-11-23 21:30:13,462 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/data/f67e0b182/961f1e46304443b0a42e7f6db3b4b032 [2023-11-23 21:30:13,466 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:30:13,468 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:30:13,469 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:30:13,469 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:30:13,474 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:30:13,475 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:30:13" (1/1) ... [2023-11-23 21:30:13,476 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8fa4360 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:13, skipping insertion in model container [2023-11-23 21:30:13,476 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:30:13" (1/1) ... [2023-11-23 21:30:13,515 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:30:13,677 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_fcf94b64-cd86-4015-9267-d0d1978b05fd/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-17.i[919,932] [2023-11-23 21:30:13,770 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:30:13,783 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:30:13,793 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_fcf94b64-cd86-4015-9267-d0d1978b05fd/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-17.i[919,932] [2023-11-23 21:30:13,838 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:30:13,857 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:30:13,857 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:13 WrapperNode [2023-11-23 21:30:13,858 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:30:13,859 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:30:13,859 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:30:13,859 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:30:13,867 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:13" (1/1) ... [2023-11-23 21:30:13,879 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:13" (1/1) ... [2023-11-23 21:30:13,951 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 238 [2023-11-23 21:30:13,951 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:30:13,952 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:30:13,952 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:30:13,952 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:30:13,961 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:13" (1/1) ... [2023-11-23 21:30:13,961 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:13" (1/1) ... [2023-11-23 21:30:13,966 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:13" (1/1) ... [2023-11-23 21:30:13,966 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:13" (1/1) ... [2023-11-23 21:30:13,983 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:13" (1/1) ... [2023-11-23 21:30:13,987 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:13" (1/1) ... [2023-11-23 21:30:13,992 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:13" (1/1) ... [2023-11-23 21:30:13,996 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:13" (1/1) ... [2023-11-23 21:30:14,003 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:30:14,005 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:30:14,005 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:30:14,005 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:30:14,006 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:13" (1/1) ... [2023-11-23 21:30:14,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:30:14,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:30:14,065 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:30:14,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:30:14,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:30:14,111 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:30:14,112 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:30:14,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:30:14,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:30:14,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:30:14,206 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:30:14,208 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:30:14,874 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:30:15,419 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:30:15,419 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:30:15,421 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:30:15 BoogieIcfgContainer [2023-11-23 21:30:15,422 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:30:15,427 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:30:15,427 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:30:15,431 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:30:15,432 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:30:13" (1/3) ... [2023-11-23 21:30:15,433 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3afe900d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:30:15, skipping insertion in model container [2023-11-23 21:30:15,434 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:13" (2/3) ... [2023-11-23 21:30:15,435 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3afe900d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:30:15, skipping insertion in model container [2023-11-23 21:30:15,436 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:30:15" (3/3) ... [2023-11-23 21:30:15,437 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-17.i [2023-11-23 21:30:15,459 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:30:15,460 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:30:15,530 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:30:15,539 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;@1d3102e6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:30:15,540 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:30:15,545 INFO L276 IsEmpty]: Start isEmpty. Operand has 50 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-23 21:30:15,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-23 21:30:15,559 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:30:15,561 INFO L195 NwaCegarLoop]: trace histogram [26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:30:15,561 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:30:15,570 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:30:15,571 INFO L85 PathProgramCache]: Analyzing trace with hash 1155474139, now seen corresponding path program 1 times [2023-11-23 21:30:15,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:30:15,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [493230996] [2023-11-23 21:30:15,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:30:15,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:30:15,841 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:30:15,842 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1296324440] [2023-11-23 21:30:15,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:30:15,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:30:15,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:30:15,845 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:30:15,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:30:16,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:30:16,437 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:30:16,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:30:16,654 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:30:16,657 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:30:16,659 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:30:16,672 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:30:16,869 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:30:16,873 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:30:16,876 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:30:17,036 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:30:17 BoogieIcfgContainer [2023-11-23 21:30:17,036 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:30:17,037 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:30:17,037 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:30:17,037 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:30:17,037 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:30:15" (3/4) ... [2023-11-23 21:30:17,039 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:30:17,041 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:30:17,042 INFO L158 Benchmark]: Toolchain (without parser) took 3573.91ms. Allocated memory was 117.4MB in the beginning and 172.0MB in the end (delta: 54.5MB). Free memory was 74.5MB in the beginning and 124.1MB in the end (delta: -49.6MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2023-11-23 21:30:17,043 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 85.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:30:17,044 INFO L158 Benchmark]: CACSL2BoogieTranslator took 389.03ms. Allocated memory is still 117.4MB. Free memory was 74.5MB in the beginning and 58.5MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 21:30:17,045 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.64ms. Allocated memory is still 117.4MB. Free memory was 58.5MB in the beginning and 54.0MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:30:17,051 INFO L158 Benchmark]: Boogie Preprocessor took 51.77ms. Allocated memory is still 117.4MB. Free memory was 54.0MB in the beginning and 51.5MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:30:17,053 INFO L158 Benchmark]: RCFGBuilder took 1417.68ms. Allocated memory was 117.4MB in the beginning and 172.0MB in the end (delta: 54.5MB). Free memory was 51.5MB in the beginning and 113.1MB in the end (delta: -61.6MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. [2023-11-23 21:30:17,053 INFO L158 Benchmark]: TraceAbstraction took 1609.49ms. Allocated memory is still 172.0MB. Free memory was 112.1MB in the beginning and 124.1MB in the end (delta: -12.0MB). Peak memory consumption was 45.5MB. Max. memory is 16.1GB. [2023-11-23 21:30:17,054 INFO L158 Benchmark]: Witness Printer took 4.12ms. Allocated memory is still 172.0MB. Free memory is still 124.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:30:17,064 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 85.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 389.03ms. Allocated memory is still 117.4MB. Free memory was 74.5MB in the beginning and 58.5MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.64ms. Allocated memory is still 117.4MB. Free memory was 58.5MB in the beginning and 54.0MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.77ms. Allocated memory is still 117.4MB. Free memory was 54.0MB in the beginning and 51.5MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1417.68ms. Allocated memory was 117.4MB in the beginning and 172.0MB in the end (delta: 54.5MB). Free memory was 51.5MB in the beginning and 113.1MB in the end (delta: -61.6MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1609.49ms. Allocated memory is still 172.0MB. Free memory was 112.1MB in the beginning and 124.1MB in the end (delta: -12.0MB). Peak memory consumption was 45.5MB. Max. memory is 16.1GB. * Witness Printer took 4.12ms. Allocated memory is still 172.0MB. Free memory is still 124.1MB. 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 56, overapproximation of bitwiseOr at line 83, overapproximation of shiftRight at line 88, overapproximation of bitwiseAnd at line 126, overapproximation of someBinaryDOUBLEComparisonOperation at line 58. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 25; [L23] unsigned char var_1_2 = 25; [L24] unsigned char var_1_3 = 0; [L25] unsigned char var_1_4 = 0; [L26] signed long int var_1_5 = 4; [L27] unsigned char var_1_7 = 0; [L28] unsigned char var_1_8 = 1; [L29] unsigned char var_1_9 = 0; [L30] unsigned char var_1_10 = 0; [L31] double var_1_11 = 7.3; [L32] double var_1_12 = 1.25; [L33] double var_1_13 = 128.8; [L34] signed char var_1_14 = -1; [L35] signed char var_1_15 = 10; [L36] signed short int var_1_16 = 8; [L37] unsigned long int var_1_18 = 128; [L38] unsigned long int var_1_19 = 3963666122; [L39] float var_1_20 = 15.875; [L40] float var_1_21 = 4.2; [L41] float var_1_22 = 5.5; [L42] signed short int var_1_23 = -10; [L43] unsigned long int var_1_30 = 1000000000; [L44] unsigned long int var_1_31 = 4155847319; [L45] float var_1_33 = 99.25; [L46] signed long int var_1_34 = 10; [L47] unsigned char var_1_35 = 16; [L48] unsigned char var_1_36 = 100; [L49] signed long int var_1_39 = -128; [L50] signed long int var_1_40 = 1792665454; [L51] unsigned char last_1_var_1_8 = 1; [L52] signed char last_1_var_1_14 = -1; [L191] isInitial = 1 [L192] FCALL initially() [L193] COND TRUE 1 [L194] CALL updateLastVariables() [L183] last_1_var_1_8 = var_1_8 [L184] last_1_var_1_14 = var_1_14 [L194] RET updateLastVariables() [L195] CALL updateVariables() [L140] var_1_2 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_21=21/5, var_1_22=11/2, var_1_23=-10, var_1_30=1000000000, var_1_31=4155847319, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_21=21/5, var_1_22=11/2, var_1_23=-10, var_1_30=1000000000, var_1_31=4155847319, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L142] CALL assume_abort_if_not(var_1_2 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_21=21/5, var_1_22=11/2, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=4155847319, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_2 <= 127) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_21=21/5, var_1_22=11/2, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=4155847319, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L143] var_1_3 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_21=21/5, var_1_22=11/2, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=4155847319, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_21=21/5, var_1_22=11/2, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=4155847319, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L145] CALL assume_abort_if_not(var_1_3 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_21=21/5, var_1_22=11/2, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=4155847319, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_3 <= 127) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_21=21/5, var_1_22=11/2, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=4155847319, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=0, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L146] var_1_4 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_21=21/5, var_1_22=11/2, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=4155847319, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_21=21/5, var_1_22=11/2, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=4155847319, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L148] CALL assume_abort_if_not(var_1_4 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_21=21/5, var_1_22=11/2, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=4155847319, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=51, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_4 <= 127) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_21=21/5, var_1_22=11/2, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=4155847319, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=51, var_1_5=4, var_1_7=0, var_1_8=1, var_1_9=0] [L149] var_1_7 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_21=21/5, var_1_22=11/2, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=4155847319, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=51, var_1_5=4, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_21=21/5, var_1_22=11/2, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=4155847319, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=51, var_1_5=4, var_1_8=1, var_1_9=0] [L151] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_21=21/5, var_1_22=11/2, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=4155847319, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=51, var_1_5=4, var_1_7=1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_21=21/5, var_1_22=11/2, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=4155847319, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=51, var_1_5=4, var_1_7=1, var_1_8=1, var_1_9=0] [L152] var_1_9 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_9 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_21=21/5, var_1_22=11/2, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=4155847319, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=51, var_1_5=4, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_9 >= 1) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_21=21/5, var_1_22=11/2, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=4155847319, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=51, var_1_5=4, var_1_7=1, var_1_8=1, var_1_9=1] [L154] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_21=21/5, var_1_22=11/2, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=4155847319, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=51, var_1_5=4, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=0, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_21=21/5, var_1_22=11/2, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=4155847319, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=51, var_1_5=4, var_1_7=1, var_1_8=1, var_1_9=1] [L155] var_1_10 = __VERIFIER_nondet_uchar() [L156] CALL assume_abort_if_not(var_1_10 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_21=21/5, var_1_22=11/2, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=4155847319, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=51, var_1_5=4, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_10 >= 1) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_21=21/5, var_1_22=11/2, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=4155847319, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=51, var_1_5=4, var_1_7=1, var_1_8=1, var_1_9=1] [L157] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_21=21/5, var_1_22=11/2, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=4155847319, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=51, var_1_5=4, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=5/4, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_21=21/5, var_1_22=11/2, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=4155847319, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=51, var_1_5=4, var_1_7=1, var_1_8=1, var_1_9=1] [L158] var_1_12 = __VERIFIER_nondet_double() [L159] CALL assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_21=21/5, var_1_22=11/2, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=4155847319, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=51, var_1_5=4, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_13=644/5, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_21=21/5, var_1_22=11/2, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=4155847319, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=51, var_1_5=4, var_1_7=1, var_1_8=1, var_1_9=1] [L160] var_1_13 = __VERIFIER_nondet_double() [L161] CALL assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_21=21/5, var_1_22=11/2, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=4155847319, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=51, var_1_5=4, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=10, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_21=21/5, var_1_22=11/2, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=4155847319, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=51, var_1_5=4, var_1_7=1, var_1_8=1, var_1_9=1] [L162] var_1_15 = __VERIFIER_nondet_char() [L163] CALL assume_abort_if_not(var_1_15 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=-2, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_21=21/5, var_1_22=11/2, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=4155847319, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=51, var_1_5=4, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_15 >= -127) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=-2, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_21=21/5, var_1_22=11/2, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=4155847319, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=51, var_1_5=4, var_1_7=1, var_1_8=1, var_1_9=1] [L164] CALL assume_abort_if_not(var_1_15 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=-2, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_21=21/5, var_1_22=11/2, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=4155847319, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=51, var_1_5=4, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_15 <= 126) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=-2, var_1_16=8, var_1_18=128, var_1_19=3963666122, var_1_1=25, var_1_20=127/8, var_1_21=21/5, var_1_22=11/2, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=4155847319, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=51, var_1_5=4, var_1_7=1, var_1_8=1, var_1_9=1] [L165] var_1_19 = __VERIFIER_nondet_ulong() [L166] CALL assume_abort_if_not(var_1_19 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=-2, var_1_16=8, var_1_18=128, var_1_19=2147483647, var_1_1=25, var_1_20=127/8, var_1_21=21/5, var_1_22=11/2, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=4155847319, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=51, var_1_5=4, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_19 >= 2147483647) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=-2, var_1_16=8, var_1_18=128, var_1_19=2147483647, var_1_1=25, var_1_20=127/8, var_1_21=21/5, var_1_22=11/2, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=4155847319, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=51, var_1_5=4, var_1_7=1, var_1_8=1, var_1_9=1] [L167] CALL assume_abort_if_not(var_1_19 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=-2, var_1_16=8, var_1_18=128, var_1_19=2147483647, var_1_1=25, var_1_20=127/8, var_1_21=21/5, var_1_22=11/2, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=4155847319, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=51, var_1_5=4, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_19 <= 4294967294) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=-2, var_1_16=8, var_1_18=128, var_1_19=2147483647, var_1_1=25, var_1_20=127/8, var_1_21=21/5, var_1_22=11/2, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=4155847319, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=51, var_1_5=4, var_1_7=1, var_1_8=1, var_1_9=1] [L168] var_1_21 = __VERIFIER_nondet_float() [L169] CALL assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=-2, var_1_16=8, var_1_18=128, var_1_19=2147483647, var_1_1=25, var_1_20=127/8, var_1_22=11/2, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=4155847319, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=51, var_1_5=4, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=-2, var_1_16=8, var_1_18=128, var_1_19=2147483647, var_1_1=25, var_1_20=127/8, var_1_22=11/2, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=4155847319, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=51, var_1_5=4, var_1_7=1, var_1_8=1, var_1_9=1] [L170] var_1_22 = __VERIFIER_nondet_float() [L171] CALL assume_abort_if_not((var_1_22 >= -922337.2036854765600e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=-2, var_1_16=8, var_1_18=128, var_1_19=2147483647, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=4155847319, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=51, var_1_5=4, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not((var_1_22 >= -922337.2036854765600e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=-2, var_1_16=8, var_1_18=128, var_1_19=2147483647, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=4155847319, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=51, var_1_5=4, var_1_7=1, var_1_8=1, var_1_9=1] [L172] var_1_31 = __VERIFIER_nondet_ulong() [L173] CALL assume_abort_if_not(var_1_31 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=-2, var_1_16=8, var_1_18=128, var_1_19=2147483647, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=2147483647, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=51, var_1_5=4, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_31 >= 2147483647) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=-2, var_1_16=8, var_1_18=128, var_1_19=2147483647, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=2147483647, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=51, var_1_5=4, var_1_7=1, var_1_8=1, var_1_9=1] [L174] CALL assume_abort_if_not(var_1_31 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=-2, var_1_16=8, var_1_18=128, var_1_19=2147483647, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=2147483647, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=51, var_1_5=4, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_31 <= 4294967294) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=-2, var_1_16=8, var_1_18=128, var_1_19=2147483647, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=2147483647, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=100, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=51, var_1_5=4, var_1_7=1, var_1_8=1, var_1_9=1] [L175] var_1_36 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_36 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=-2, var_1_16=8, var_1_18=128, var_1_19=2147483647, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=2147483647, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=51, var_1_5=4, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_36 >= 0) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=-2, var_1_16=8, var_1_18=128, var_1_19=2147483647, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=2147483647, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=51, var_1_5=4, var_1_7=1, var_1_8=1, var_1_9=1] [L177] CALL assume_abort_if_not(var_1_36 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=-2, var_1_16=8, var_1_18=128, var_1_19=2147483647, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=2147483647, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=0, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=51, var_1_5=4, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_36 <= 254) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=-2, var_1_16=8, var_1_18=128, var_1_19=2147483647, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=2147483647, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=0, var_1_39=-128, var_1_3=0, var_1_40=1792665454, var_1_4=51, var_1_5=4, var_1_7=1, var_1_8=1, var_1_9=1] [L178] var_1_40 = __VERIFIER_nondet_long() [L179] CALL assume_abort_if_not(var_1_40 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=-2, var_1_16=8, var_1_18=128, var_1_19=2147483647, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=2147483647, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=0, var_1_39=-128, var_1_3=0, var_1_40=1073741823, var_1_4=51, var_1_5=4, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_40 >= 1073741823) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=-2, var_1_16=8, var_1_18=128, var_1_19=2147483647, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=2147483647, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=0, var_1_39=-128, var_1_3=0, var_1_40=1073741823, var_1_4=51, var_1_5=4, var_1_7=1, var_1_8=1, var_1_9=1] [L180] CALL assume_abort_if_not(var_1_40 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=-2, var_1_16=8, var_1_18=128, var_1_19=2147483647, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=2147483647, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=0, var_1_39=-128, var_1_3=0, var_1_40=1073741823, var_1_4=51, var_1_5=4, var_1_7=1, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_40 <= 2147483646) VAL [isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_14=-1, var_1_15=-2, var_1_16=8, var_1_18=128, var_1_19=2147483647, var_1_1=25, var_1_20=127/8, var_1_23=-10, var_1_2=1, var_1_30=1000000000, var_1_31=2147483647, var_1_33=397/4, var_1_34=10, var_1_35=16, var_1_36=0, var_1_39=-128, var_1_3=0, var_1_40=1073741823, var_1_4=51, var_1_5=4, var_1_7=1, var_1_8=1, var_1_9=1] [L195] RET updateVariables() [L196] CALL step() [L56] var_1_20 = ((((var_1_21) < (var_1_22)) ? (var_1_21) : (var_1_22))) [L57] COND FALSE !(128u <= var_1_5) [L72] COND TRUE var_1_1 >= var_1_16 [L73] var_1_30 = (((((var_1_31) < 0 ) ? -(var_1_31) : (var_1_31))) - var_1_1) [L75] var_1_33 = var_1_21 [L76] COND TRUE \read(var_1_8) [L77] var_1_34 = ((((var_1_14) < 0 ) ? -(var_1_14) : (var_1_14))) [L79] COND TRUE var_1_31 > var_1_1 [L80] var_1_35 = var_1_36 [L88] EXPR var_1_1 >> var_1_16 [L88] COND FALSE !(var_1_14 > (var_1_1 >> var_1_16)) [L95] var_1_39 = var_1_18 [L97] unsigned char stepLocal_0 = last_1_var_1_8; [L98] COND TRUE stepLocal_0 && last_1_var_1_8 [L99] COND TRUE \read(last_1_var_1_8) [L100] var_1_5 = (((((last_1_var_1_14) < 0 ) ? -(last_1_var_1_14) : (last_1_var_1_14))) - ((((var_1_4) < (var_1_2)) ? (var_1_4) : (var_1_2)))) [L105] COND FALSE !(var_1_5 < var_1_3) [L108] var_1_8 = (! var_1_10) [L110] var_1_1 = (50 + ((((var_1_2) < (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) ? (var_1_2) : (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))))) [L111] COND FALSE !((64.4f + 1.5f) <= var_1_13) [L116] unsigned char stepLocal_3 = var_1_9 && var_1_8; [L117] COND FALSE !(stepLocal_3 || (var_1_8 && var_1_10)) [L120] var_1_18 = var_1_2 [L122] signed long int stepLocal_1 = 8 + var_1_14; [L123] COND FALSE !(var_1_4 == stepLocal_1) [L126] EXPR var_1_15 & var_1_1 [L126] unsigned long int stepLocal_2 = var_1_18 * (var_1_15 & var_1_1); [L127] COND FALSE !(var_1_12 >= 9.6) [L196] RET step() [L197] CALL, EXPR property() [L187] EXPR (((((var_1_1 == ((unsigned char) (50 + ((((var_1_2) < (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) ? (var_1_2) : (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))))))) && ((last_1_var_1_8 && last_1_var_1_8) ? (last_1_var_1_8 ? (var_1_5 == ((signed long int) (((((last_1_var_1_14) < 0 ) ? -(last_1_var_1_14) : (last_1_var_1_14))) - ((((var_1_4) < (var_1_2)) ? (var_1_4) : (var_1_2)))))) : (var_1_5 == ((signed long int) 8))) : 1)) && ((var_1_5 < var_1_3) ? (var_1_8 == ((unsigned char) ((var_1_7 || (last_1_var_1_8 || var_1_9)) && var_1_10))) : (var_1_8 == ((unsigned char) (! var_1_10))))) && ((var_1_4 == (8 + var_1_14)) ? (var_1_11 == ((double) ((((var_1_12) > (var_1_13)) ? (var_1_12) : (var_1_13))))) : 1)) && (((64.4f + 1.5f) <= var_1_13) ? ((var_1_1 >= var_1_4) ? (var_1_14 == ((signed char) var_1_15)) : 1) : 1)) && ((var_1_12 >= 9.6) ? (var_1_10 ? (var_1_16 == ((signed short int) (2 - var_1_1))) : (((var_1_18 * (var_1_15 & var_1_1)) <= var_1_3) ? (var_1_16 == ((signed short int) var_1_18)) : (var_1_16 == ((signed short int) var_1_4)))) : 1) [L187] EXPR (var_1_12 >= 9.6) ? (var_1_10 ? (var_1_16 == ((signed short int) (2 - var_1_1))) : (((var_1_18 * (var_1_15 & var_1_1)) <= var_1_3) ? (var_1_16 == ((signed short int) var_1_18)) : (var_1_16 == ((signed short int) var_1_4)))) : 1 [L187] EXPR var_1_10 ? (var_1_16 == ((signed short int) (2 - var_1_1))) : (((var_1_18 * (var_1_15 & var_1_1)) <= var_1_3) ? (var_1_16 == ((signed short int) var_1_18)) : (var_1_16 == ((signed short int) var_1_4))) [L187] EXPR (var_1_12 >= 9.6) ? (var_1_10 ? (var_1_16 == ((signed short int) (2 - var_1_1))) : (((var_1_18 * (var_1_15 & var_1_1)) <= var_1_3) ? (var_1_16 == ((signed short int) var_1_18)) : (var_1_16 == ((signed short int) var_1_4)))) : 1 [L187] EXPR (((((var_1_1 == ((unsigned char) (50 + ((((var_1_2) < (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) ? (var_1_2) : (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))))))) && ((last_1_var_1_8 && last_1_var_1_8) ? (last_1_var_1_8 ? (var_1_5 == ((signed long int) (((((last_1_var_1_14) < 0 ) ? -(last_1_var_1_14) : (last_1_var_1_14))) - ((((var_1_4) < (var_1_2)) ? (var_1_4) : (var_1_2)))))) : (var_1_5 == ((signed long int) 8))) : 1)) && ((var_1_5 < var_1_3) ? (var_1_8 == ((unsigned char) ((var_1_7 || (last_1_var_1_8 || var_1_9)) && var_1_10))) : (var_1_8 == ((unsigned char) (! var_1_10))))) && ((var_1_4 == (8 + var_1_14)) ? (var_1_11 == ((double) ((((var_1_12) > (var_1_13)) ? (var_1_12) : (var_1_13))))) : 1)) && (((64.4f + 1.5f) <= var_1_13) ? ((var_1_1 >= var_1_4) ? (var_1_14 == ((signed char) var_1_15)) : 1) : 1)) && ((var_1_12 >= 9.6) ? (var_1_10 ? (var_1_16 == ((signed short int) (2 - var_1_1))) : (((var_1_18 * (var_1_15 & var_1_1)) <= var_1_3) ? (var_1_16 == ((signed short int) var_1_18)) : (var_1_16 == ((signed short int) var_1_4)))) : 1) [L187-L188] return ((((((var_1_1 == ((unsigned char) (50 + ((((var_1_2) < (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))) ? (var_1_2) : (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4))))))))) && ((last_1_var_1_8 && last_1_var_1_8) ? (last_1_var_1_8 ? (var_1_5 == ((signed long int) (((((last_1_var_1_14) < 0 ) ? -(last_1_var_1_14) : (last_1_var_1_14))) - ((((var_1_4) < (var_1_2)) ? (var_1_4) : (var_1_2)))))) : (var_1_5 == ((signed long int) 8))) : 1)) && ((var_1_5 < var_1_3) ? (var_1_8 == ((unsigned char) ((var_1_7 || (last_1_var_1_8 || var_1_9)) && var_1_10))) : (var_1_8 == ((unsigned char) (! var_1_10))))) && ((var_1_4 == (8 + var_1_14)) ? (var_1_11 == ((double) ((((var_1_12) > (var_1_13)) ? (var_1_12) : (var_1_13))))) : 1)) && (((64.4f + 1.5f) <= var_1_13) ? ((var_1_1 >= var_1_4) ? (var_1_14 == ((signed char) var_1_15)) : 1) : 1)) && ((var_1_12 >= 9.6) ? (var_1_10 ? (var_1_16 == ((signed short int) (2 - var_1_1))) : (((var_1_18 * (var_1_15 & var_1_1)) <= var_1_3) ? (var_1_16 == ((signed short int) var_1_18)) : (var_1_16 == ((signed short int) var_1_4)))) : 1)) && (((var_1_9 && var_1_8) || (var_1_8 && var_1_10)) ? (var_1_18 == ((unsigned long int) (var_1_19 - (((((1991720936u - var_1_1)) < (var_1_2)) ? ((1991720936u - var_1_1)) : (var_1_2)))))) : (var_1_18 == ((unsigned long int) var_1_2))) ; [L197] RET, EXPR property() [L197] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=0, var_1_13=0, var_1_14=-1, var_1_15=-2, var_1_16=8, var_1_18=1, var_1_19=2147483647, var_1_1=50, var_1_20=2, var_1_21=2, var_1_22=0, var_1_23=-10, var_1_2=1, var_1_30=2147483622, var_1_31=2147483647, var_1_33=2, var_1_34=1, var_1_35=0, var_1_36=0, var_1_39=128, var_1_3=0, var_1_40=1073741823, var_1_4=51, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_14=-1, last_1_var_1_8=1, var_1_10=1, var_1_11=73/10, var_1_12=0, var_1_13=0, var_1_14=-1, var_1_15=-2, var_1_16=8, var_1_18=1, var_1_19=2147483647, var_1_1=50, var_1_20=2, var_1_21=2, var_1_22=0, var_1_23=-10, var_1_2=1, var_1_30=2147483622, var_1_31=2147483647, var_1_33=2, var_1_34=1, var_1_35=0, var_1_36=0, var_1_39=128, var_1_3=0, var_1_40=1073741823, var_1_4=51, var_1_5=0, var_1_7=1, var_1_8=0, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 50 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 1, TraceHistogramMax: 26, 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=50occurred 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: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 97 NumberOfCodeBlocks, 97 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 21:30:17,104 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-17.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3b51a20c6bd7ee2006a649f955281c94df5969f39a7ab48708f537546d09260e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:30:19,795 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:30:19,865 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:30:19,871 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:30:19,872 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:30:19,900 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:30:19,901 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:30:19,901 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:30:19,902 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:30:19,903 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:30:19,903 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:30:19,904 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:30:19,904 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:30:19,905 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:30:19,906 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:30:19,906 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:30:19,907 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:30:19,908 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:30:19,908 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:30:19,909 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:30:19,909 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:30:19,910 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:30:19,910 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:30:19,911 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:30:19,911 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:30:19,912 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:30:19,912 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:30:19,913 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:30:19,913 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:30:19,913 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:30:19,914 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:30:19,914 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:30:19,915 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:30:19,915 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:30:19,916 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:30:19,916 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:30:19,916 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:30:19,917 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:30:19,917 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:30:19,918 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:30:19,918 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:30:19,919 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:30:19,919 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:30:19,919 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:30:19,919 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_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3b51a20c6bd7ee2006a649f955281c94df5969f39a7ab48708f537546d09260e [2023-11-23 21:30:20,301 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:30:20,323 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:30:20,326 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:30:20,327 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:30:20,327 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:30:20,329 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-17.i [2023-11-23 21:30:23,559 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:30:23,822 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:30:23,823 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-17.i [2023-11-23 21:30:23,840 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/data/d30641aed/5ebb4a67e492424cb1a19353a457f892/FLAG77dd72254 [2023-11-23 21:30:23,861 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/data/d30641aed/5ebb4a67e492424cb1a19353a457f892 [2023-11-23 21:30:23,867 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:30:23,870 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:30:23,873 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:30:23,873 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:30:23,878 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:30:23,879 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:30:23" (1/1) ... [2023-11-23 21:30:23,880 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9244d81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:23, skipping insertion in model container [2023-11-23 21:30:23,881 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:30:23" (1/1) ... [2023-11-23 21:30:23,913 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:30:24,064 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_fcf94b64-cd86-4015-9267-d0d1978b05fd/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-17.i[919,932] [2023-11-23 21:30:24,159 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:30:24,183 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:30:24,206 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_fcf94b64-cd86-4015-9267-d0d1978b05fd/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-17.i[919,932] [2023-11-23 21:30:24,261 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:30:24,280 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:30:24,281 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:24 WrapperNode [2023-11-23 21:30:24,281 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:30:24,282 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:30:24,282 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:30:24,282 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:30:24,290 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:24" (1/1) ... [2023-11-23 21:30:24,316 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:24" (1/1) ... [2023-11-23 21:30:24,366 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 188 [2023-11-23 21:30:24,368 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:30:24,369 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:30:24,370 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:30:24,370 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:30:24,379 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:24" (1/1) ... [2023-11-23 21:30:24,380 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:24" (1/1) ... [2023-11-23 21:30:24,402 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:24" (1/1) ... [2023-11-23 21:30:24,402 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:24" (1/1) ... [2023-11-23 21:30:24,415 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:24" (1/1) ... [2023-11-23 21:30:24,440 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:24" (1/1) ... [2023-11-23 21:30:24,443 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:24" (1/1) ... [2023-11-23 21:30:24,450 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:24" (1/1) ... [2023-11-23 21:30:24,460 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:30:24,467 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:30:24,467 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:30:24,467 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:30:24,468 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:24" (1/1) ... [2023-11-23 21:30:24,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:30:24,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:30:24,501 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:30:24,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:30:24,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:30:24,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:30:24,548 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:30:24,548 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:30:24,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:30:24,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:30:24,678 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:30:24,680 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:30:25,924 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:30:26,000 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:30:26,000 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:30:26,001 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:30:26 BoogieIcfgContainer [2023-11-23 21:30:26,001 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:30:26,003 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:30:26,003 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:30:26,007 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:30:26,007 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:30:23" (1/3) ... [2023-11-23 21:30:26,008 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62b9aa92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:30:26, skipping insertion in model container [2023-11-23 21:30:26,008 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:24" (2/3) ... [2023-11-23 21:30:26,008 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62b9aa92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:30:26, skipping insertion in model container [2023-11-23 21:30:26,008 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:30:26" (3/3) ... [2023-11-23 21:30:26,010 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-17.i [2023-11-23 21:30:26,036 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:30:26,037 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:30:26,087 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:30:26,094 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;@159a4050, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:30:26,094 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:30:26,099 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 52 states have (on average 1.5) internal successors, (78), 53 states have internal predecessors, (78), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-23 21:30:26,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-11-23 21:30:26,118 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:30:26,119 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:30:26,120 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:30:26,125 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:30:26,126 INFO L85 PathProgramCache]: Analyzing trace with hash 1991310139, now seen corresponding path program 1 times [2023-11-23 21:30:26,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:30:26,141 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1419250546] [2023-11-23 21:30:26,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:30:26,142 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:30:26,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:30:26,145 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:30:26,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 21:30:26,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:30:26,562 INFO L262 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:30:26,622 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:30:26,719 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 674 proven. 0 refuted. 0 times theorem prover too weak. 626 trivial. 0 not checked. [2023-11-23 21:30:26,722 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:30:26,723 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:30:26,723 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1419250546] [2023-11-23 21:30:26,724 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1419250546] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:30:26,724 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:30:26,725 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:30:26,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652889119] [2023-11-23 21:30:26,728 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:30:26,735 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:30:26,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:30:26,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:30:26,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:30:26,784 INFO L87 Difference]: Start difference. First operand has 81 states, 52 states have (on average 1.5) internal successors, (78), 53 states have internal predecessors, (78), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-23 21:30:27,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:30:27,129 INFO L93 Difference]: Finished difference Result 159 states and 284 transitions. [2023-11-23 21:30:27,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:30:27,140 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 167 [2023-11-23 21:30:27,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:30:27,148 INFO L225 Difference]: With dead ends: 159 [2023-11-23 21:30:27,149 INFO L226 Difference]: Without dead ends: 79 [2023-11-23 21:30:27,154 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:30:27,161 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 122 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-23 21:30:27,162 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 122 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-23 21:30:27,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2023-11-23 21:30:27,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2023-11-23 21:30:27,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 51 states have (on average 1.4313725490196079) internal successors, (73), 51 states have internal predecessors, (73), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-23 21:30:27,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 125 transitions. [2023-11-23 21:30:27,224 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 125 transitions. Word has length 167 [2023-11-23 21:30:27,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:30:27,226 INFO L495 AbstractCegarLoop]: Abstraction has 79 states and 125 transitions. [2023-11-23 21:30:27,226 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-23 21:30:27,227 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 125 transitions. [2023-11-23 21:30:27,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-11-23 21:30:27,233 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:30:27,234 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:30:27,241 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-23 21:30:27,441 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:30:27,442 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:30:27,442 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:30:27,443 INFO L85 PathProgramCache]: Analyzing trace with hash 1632374275, now seen corresponding path program 1 times [2023-11-23 21:30:27,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:30:27,444 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [149256647] [2023-11-23 21:30:27,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:30:27,445 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:30:27,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:30:27,446 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:30:27,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-23 21:30:27,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:30:27,788 INFO L262 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 21:30:27,797 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:30:28,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-23 21:30:28,334 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:30:28,335 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:30:28,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [149256647] [2023-11-23 21:30:28,335 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [149256647] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:30:28,336 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:30:28,336 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-23 21:30:28,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1280313533] [2023-11-23 21:30:28,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:30:28,338 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 21:30:28,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:30:28,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 21:30:28,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:30:28,340 INFO L87 Difference]: Start difference. First operand 79 states and 125 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-23 21:30:29,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:30:29,282 INFO L93 Difference]: Finished difference Result 236 states and 374 transitions. [2023-11-23 21:30:29,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 21:30:29,289 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 167 [2023-11-23 21:30:29,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:30:29,294 INFO L225 Difference]: With dead ends: 236 [2023-11-23 21:30:29,294 INFO L226 Difference]: Without dead ends: 158 [2023-11-23 21:30:29,296 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-23 21:30:29,297 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 83 mSDsluCounter, 287 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 83 SdHoareTripleChecker+Valid, 402 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-23 21:30:29,298 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [83 Valid, 402 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-23 21:30:29,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2023-11-23 21:30:29,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 140. [2023-11-23 21:30:29,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140 states, 85 states have (on average 1.3529411764705883) internal successors, (115), 85 states have internal predecessors, (115), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-23 21:30:29,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 219 transitions. [2023-11-23 21:30:29,337 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 219 transitions. Word has length 167 [2023-11-23 21:30:29,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:30:29,339 INFO L495 AbstractCegarLoop]: Abstraction has 140 states and 219 transitions. [2023-11-23 21:30:29,339 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-23 21:30:29,339 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 219 transitions. [2023-11-23 21:30:29,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-11-23 21:30:29,349 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:30:29,349 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:30:29,363 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-11-23 21:30:29,555 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:30:29,556 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:30:29,557 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:30:29,557 INFO L85 PathProgramCache]: Analyzing trace with hash -1915186096, now seen corresponding path program 1 times [2023-11-23 21:30:29,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:30:29,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [419804846] [2023-11-23 21:30:29,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:30:29,559 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:30:29,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:30:29,560 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:30:29,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-23 21:30:29,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:30:29,851 INFO L262 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 21:30:29,863 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:30:31,841 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 666 proven. 93 refuted. 0 times theorem prover too weak. 541 trivial. 0 not checked. [2023-11-23 21:30:31,842 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:30:32,851 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 51 proven. 96 refuted. 0 times theorem prover too weak. 1153 trivial. 0 not checked. [2023-11-23 21:30:32,852 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:30:32,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [419804846] [2023-11-23 21:30:32,853 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [419804846] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:30:32,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [288350751] [2023-11-23 21:30:32,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:30:32,854 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:30:32,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:30:32,859 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:30:32,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-23 21:30:34,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:30:34,157 INFO L262 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-23 21:30:34,166 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:30:35,879 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 625 proven. 135 refuted. 0 times theorem prover too weak. 540 trivial. 0 not checked. [2023-11-23 21:30:35,879 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:30:36,480 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 51 proven. 96 refuted. 0 times theorem prover too weak. 1153 trivial. 0 not checked. [2023-11-23 21:30:36,480 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [288350751] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:30:36,480 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1278561433] [2023-11-23 21:30:36,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:30:36,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:30:36,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:30:36,483 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:30:36,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-23 21:30:36,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:30:36,689 INFO L262 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-23 21:30:36,695 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:30:39,873 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 648 proven. 168 refuted. 0 times theorem prover too weak. 484 trivial. 0 not checked. [2023-11-23 21:30:39,874 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:30:41,317 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 78 proven. 138 refuted. 0 times theorem prover too weak. 1084 trivial. 0 not checked. [2023-11-23 21:30:41,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1278561433] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:30:41,317 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-11-23 21:30:41,318 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10, 14, 10, 17, 14] total 51 [2023-11-23 21:30:41,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20482891] [2023-11-23 21:30:41,318 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-11-23 21:30:41,329 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2023-11-23 21:30:41,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:30:41,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2023-11-23 21:30:41,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=598, Invalid=1952, Unknown=0, NotChecked=0, Total=2550 [2023-11-23 21:30:41,339 INFO L87 Difference]: Start difference. First operand 140 states and 219 transitions. Second operand has 51 states, 50 states have (on average 3.94) internal successors, (197), 49 states have internal predecessors, (197), 16 states have call successors, (112), 12 states have call predecessors, (112), 21 states have return successors, (114), 16 states have call predecessors, (114), 16 states have call successors, (114) [2023-11-23 21:30:48,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:30:48,363 INFO L93 Difference]: Finished difference Result 430 states and 623 transitions. [2023-11-23 21:30:48,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2023-11-23 21:30:48,364 INFO L78 Accepts]: Start accepts. Automaton has has 51 states, 50 states have (on average 3.94) internal successors, (197), 49 states have internal predecessors, (197), 16 states have call successors, (112), 12 states have call predecessors, (112), 21 states have return successors, (114), 16 states have call predecessors, (114), 16 states have call successors, (114) Word has length 168 [2023-11-23 21:30:48,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:30:48,371 INFO L225 Difference]: With dead ends: 430 [2023-11-23 21:30:48,371 INFO L226 Difference]: Without dead ends: 352 [2023-11-23 21:30:48,377 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1047 GetRequests, 955 SyntacticMatches, 2 SemanticMatches, 90 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2883 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=1918, Invalid=6454, Unknown=0, NotChecked=0, Total=8372 [2023-11-23 21:30:48,378 INFO L413 NwaCegarLoop]: 100 mSDtfsCounter, 1029 mSDsluCounter, 886 mSDsCounter, 0 mSdLazyCounter, 1215 mSolverCounterSat, 346 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1051 SdHoareTripleChecker+Valid, 986 SdHoareTripleChecker+Invalid, 1561 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 346 IncrementalHoareTripleChecker+Valid, 1215 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2023-11-23 21:30:48,379 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1051 Valid, 986 Invalid, 1561 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [346 Valid, 1215 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2023-11-23 21:30:48,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 352 states. [2023-11-23 21:30:48,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 352 to 257. [2023-11-23 21:30:48,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 257 states, 163 states have (on average 1.2453987730061349) internal successors, (203), 163 states have internal predecessors, (203), 78 states have call successors, (78), 15 states have call predecessors, (78), 15 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2023-11-23 21:30:48,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 359 transitions. [2023-11-23 21:30:48,476 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 359 transitions. Word has length 168 [2023-11-23 21:30:48,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:30:48,477 INFO L495 AbstractCegarLoop]: Abstraction has 257 states and 359 transitions. [2023-11-23 21:30:48,478 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 50 states have (on average 3.94) internal successors, (197), 49 states have internal predecessors, (197), 16 states have call successors, (112), 12 states have call predecessors, (112), 21 states have return successors, (114), 16 states have call predecessors, (114), 16 states have call successors, (114) [2023-11-23 21:30:48,478 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 359 transitions. [2023-11-23 21:30:48,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-11-23 21:30:48,485 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:30:48,486 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:30:48,496 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-23 21:30:48,714 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-23 21:30:48,901 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-23 21:30:49,095 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt [2023-11-23 21:30:49,095 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:30:49,096 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:30:49,096 INFO L85 PathProgramCache]: Analyzing trace with hash -1105839470, now seen corresponding path program 1 times [2023-11-23 21:30:49,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:30:49,097 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1547858414] [2023-11-23 21:30:49,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:30:49,098 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:30:49,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:30:49,100 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:30:49,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcf94b64-cd86-4015-9267-d0d1978b05fd/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-23 21:30:49,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:30:49,442 INFO L262 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-23 21:30:49,453 INFO L285 TraceCheckSpWp]: Computing forward predicates...