./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-69.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-69.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2 --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 e9ea3e1de810ac747010be7e08c40cdfac2b25e998985b5e8577b039d2cd4e61 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:25:59,614 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:25:59,716 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-02 12:25:59,727 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:25:59,728 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:25:59,766 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:25:59,767 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:25:59,774 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:25:59,775 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:25:59,775 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:25:59,776 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:25:59,776 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:25:59,776 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:25:59,777 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:25:59,777 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:25:59,780 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:25:59,781 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:25:59,782 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:25:59,783 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:25:59,783 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:25:59,783 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:25:59,787 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:25:59,788 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:25:59,789 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:25:59,789 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:25:59,789 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:25:59,789 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:25:59,790 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:25:59,790 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:25:59,790 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:25:59,791 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:25:59,791 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:25:59,791 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:25:59,792 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:25:59,792 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:25:59,792 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:25:59,793 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:25:59,793 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:25:59,793 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:25:59,793 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:25:59,793 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:25:59,794 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:25:59,794 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:25:59,794 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:25:59,794 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:25:59,794 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:25:59,795 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:25:59,795 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_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e9ea3e1de810ac747010be7e08c40cdfac2b25e998985b5e8577b039d2cd4e61 [2024-11-02 12:26:00,137 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:26:00,183 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:26:00,186 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:26:00,188 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:26:00,188 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:26:00,190 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-69.i Unable to find full path for "g++" [2024-11-02 12:26:02,367 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:26:02,574 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:26:02,574 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-69.i [2024-11-02 12:26:02,588 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2/data/83ff893b3/6eea71eb62734cfd999223f34bad3aca/FLAGffb1e7a02 [2024-11-02 12:26:02,612 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2/data/83ff893b3/6eea71eb62734cfd999223f34bad3aca [2024-11-02 12:26:02,614 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:26:02,616 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:26:02,618 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:26:02,618 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:26:02,626 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:26:02,627 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:26:02" (1/1) ... [2024-11-02 12:26:02,628 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75e2445b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:02, skipping insertion in model container [2024-11-02 12:26:02,628 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:26:02" (1/1) ... [2024-11-02 12:26:02,659 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:26:02,888 WARN L251 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_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-69.i[917,930] [2024-11-02 12:26:02,983 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:26:02,996 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:26:03,010 WARN L251 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_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-69.i[917,930] [2024-11-02 12:26:03,043 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:26:03,061 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:26:03,062 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:03 WrapperNode [2024-11-02 12:26:03,062 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:26:03,063 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:26:03,063 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:26:03,063 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:26:03,071 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:03" (1/1) ... [2024-11-02 12:26:03,082 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:03" (1/1) ... [2024-11-02 12:26:03,121 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 174 [2024-11-02 12:26:03,121 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:26:03,122 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:26:03,122 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:26:03,123 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:26:03,133 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:03" (1/1) ... [2024-11-02 12:26:03,133 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:03" (1/1) ... [2024-11-02 12:26:03,144 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:03" (1/1) ... [2024-11-02 12:26:03,144 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:03" (1/1) ... [2024-11-02 12:26:03,161 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:03" (1/1) ... [2024-11-02 12:26:03,170 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:03" (1/1) ... [2024-11-02 12:26:03,172 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:03" (1/1) ... [2024-11-02 12:26:03,174 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:03" (1/1) ... [2024-11-02 12:26:03,178 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:26:03,179 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:26:03,179 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:26:03,179 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:26:03,180 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:03" (1/1) ... [2024-11-02 12:26:03,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:26:03,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:26:03,217 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:26:03,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:26:03,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:26:03,251 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:26:03,251 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:26:03,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 12:26:03,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:26:03,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:26:03,451 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:26:03,459 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:26:03,956 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-02 12:26:03,956 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:26:04,139 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:26:04,139 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:26:04,140 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:26:04 BoogieIcfgContainer [2024-11-02 12:26:04,140 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:26:04,142 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:26:04,142 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:26:04,146 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:26:04,146 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:26:02" (1/3) ... [2024-11-02 12:26:04,147 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cc205ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:26:04, skipping insertion in model container [2024-11-02 12:26:04,147 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:03" (2/3) ... [2024-11-02 12:26:04,147 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cc205ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:26:04, skipping insertion in model container [2024-11-02 12:26:04,148 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:26:04" (3/3) ... [2024-11-02 12:26:04,149 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-69.i [2024-11-02 12:26:04,168 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:26:04,168 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:26:04,244 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:26:04,253 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=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;@4214b258, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:26:04,254 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:26:04,258 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-02 12:26:04,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-11-02 12:26:04,272 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:26:04,273 INFO L215 NwaCegarLoop]: trace histogram [33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:26:04,273 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:26:04,279 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:26:04,280 INFO L85 PathProgramCache]: Analyzing trace with hash 811868289, now seen corresponding path program 1 times [2024-11-02 12:26:04,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:26:04,291 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1673528118] [2024-11-02 12:26:04,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:26:04,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:26:05,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:26:05,003 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-02 12:26:05,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:26:05,308 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-02 12:26:05,311 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-02 12:26:05,313 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-02 12:26:05,316 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-02 12:26:05,321 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-02 12:26:05,493 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-02 12:26:05,501 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 12:26:05 BoogieIcfgContainer [2024-11-02 12:26:05,501 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-02 12:26:05,502 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-02 12:26:05,503 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-02 12:26:05,503 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-02 12:26:05,504 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:26:04" (3/4) ... [2024-11-02 12:26:05,507 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-02 12:26:05,509 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-02 12:26:05,510 INFO L158 Benchmark]: Toolchain (without parser) took 2894.10ms. Allocated memory was 123.7MB in the beginning and 197.1MB in the end (delta: 73.4MB). Free memory was 61.9MB in the beginning and 156.3MB in the end (delta: -94.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:26:05,511 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 123.7MB. Free memory is still 97.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:26:05,512 INFO L158 Benchmark]: CACSL2BoogieTranslator took 444.76ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 61.6MB in the beginning and 106.6MB in the end (delta: -45.0MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2024-11-02 12:26:05,512 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.55ms. Allocated memory is still 148.9MB. Free memory was 106.6MB in the beginning and 103.5MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 12:26:05,513 INFO L158 Benchmark]: Boogie Preprocessor took 55.76ms. Allocated memory is still 148.9MB. Free memory was 103.5MB in the beginning and 101.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 12:26:05,514 INFO L158 Benchmark]: RCFGBuilder took 961.39ms. Allocated memory is still 148.9MB. Free memory was 101.4MB in the beginning and 80.4MB in the end (delta: 21.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-02 12:26:05,515 INFO L158 Benchmark]: TraceAbstraction took 1359.31ms. Allocated memory was 148.9MB in the beginning and 197.1MB in the end (delta: 48.2MB). Free memory was 79.6MB in the beginning and 157.4MB in the end (delta: -77.8MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. [2024-11-02 12:26:05,515 INFO L158 Benchmark]: Witness Printer took 6.62ms. Allocated memory is still 197.1MB. Free memory was 157.4MB in the beginning and 156.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:26:05,519 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 123.7MB. Free memory is still 97.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 444.76ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 61.6MB in the beginning and 106.6MB in the end (delta: -45.0MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.55ms. Allocated memory is still 148.9MB. Free memory was 106.6MB in the beginning and 103.5MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.76ms. Allocated memory is still 148.9MB. Free memory was 103.5MB in the beginning and 101.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 961.39ms. Allocated memory is still 148.9MB. Free memory was 101.4MB in the beginning and 80.4MB in the end (delta: 21.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1359.31ms. Allocated memory was 148.9MB in the beginning and 197.1MB in the end (delta: 48.2MB). Free memory was 79.6MB in the beginning and 157.4MB in the end (delta: -77.8MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. * Witness Printer took 6.62ms. Allocated memory is still 197.1MB. Free memory was 157.4MB in the beginning and 156.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 83. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 4; [L23] signed short int var_1_2 = -4; [L24] signed short int var_1_3 = 128; [L25] signed short int var_1_4 = 10; [L26] unsigned char var_1_5 = 200; [L27] unsigned char var_1_6 = 0; [L28] unsigned char var_1_7 = 0; [L29] unsigned char var_1_8 = 64; [L30] signed char var_1_9 = -128; [L31] unsigned char var_1_10 = 0; [L32] unsigned char var_1_11 = 0; [L33] double var_1_12 = 32.75; [L34] double var_1_13 = 255.6; [L35] signed short int var_1_14 = 8; [L36] unsigned long int var_1_15 = 256; [L37] unsigned long int var_1_16 = 4031871391; [L38] unsigned long int var_1_17 = 3083112228; [L39] unsigned long int var_1_18 = 3058504136; [L40] unsigned long int var_1_19 = 1902304375; [L41] unsigned char var_1_20 = 1; [L42] signed char var_1_21 = -2; [L43] unsigned char var_1_22 = 0; [L44] unsigned char var_1_23 = 1; [L154] isInitial = 1 [L155] FCALL initially() [L156] COND TRUE 1 [L157] FCALL updateLastVariables() [L158] CALL updateVariables() [L96] var_1_2 = __VERIFIER_nondet_short() [L97] CALL assume_abort_if_not(var_1_2 >= -32768) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=128, var_1_4=10, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_2 >= -32768) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=128, var_1_4=10, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L98] CALL assume_abort_if_not(var_1_2 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=128, var_1_4=10, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_2 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=128, var_1_4=10, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L99] var_1_3 = __VERIFIER_nondet_short() [L100] CALL assume_abort_if_not(var_1_3 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=10, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_3 >= -1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=10, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L101] CALL assume_abort_if_not(var_1_3 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=10, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_3 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=10, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L102] var_1_4 = __VERIFIER_nondet_short() [L103] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L104] CALL assume_abort_if_not(var_1_4 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_4 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=200, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L105] var_1_5 = __VERIFIER_nondet_uchar() [L106] CALL assume_abort_if_not(var_1_5 >= 190) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_5 >= 190) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L107] CALL assume_abort_if_not(var_1_5 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_5 <= 254) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=0, var_1_7=0, var_1_8=64, var_1_9=-128] [L108] var_1_6 = __VERIFIER_nondet_uchar() [L109] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_7=0, var_1_8=64, var_1_9=-128] [L110] CALL assume_abort_if_not(var_1_6 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=0, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_6 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=0, var_1_8=64, var_1_9=-128] [L111] var_1_7 = __VERIFIER_nondet_uchar() [L112] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_8=64, var_1_9=-128] [L113] CALL assume_abort_if_not(var_1_7 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=64, var_1_9=-128] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_7 <= 63) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=64, var_1_9=-128] [L114] var_1_8 = __VERIFIER_nondet_uchar() [L115] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_9=-128] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_9=-128] [L116] CALL assume_abort_if_not(var_1_8 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=62, var_1_9=-128] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_8 <= 127) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=62, var_1_9=-128] [L117] var_1_10 = __VERIFIER_nondet_uchar() [L118] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=62, var_1_9=-128] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=62, var_1_9=-128] [L119] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=62, var_1_9=-128] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=62, var_1_9=-128] [L120] var_1_11 = __VERIFIER_nondet_uchar() [L121] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=62, var_1_9=-128] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=1, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=62, var_1_9=-128] [L122] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=62, var_1_9=-128] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_13=1278/5, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=62, var_1_9=-128] [L123] var_1_13 = __VERIFIER_nondet_double() [L124] 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, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=62, var_1_9=-128] [L20] COND FALSE !(!cond) [L124] 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, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=4031871391, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=62, var_1_9=-128] [L125] var_1_16 = __VERIFIER_nondet_ulong() [L126] CALL assume_abort_if_not(var_1_16 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=10737418239, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=62, var_1_9=-128] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_16 >= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=10737418239, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=62, var_1_9=-128] [L127] CALL assume_abort_if_not(var_1_16 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=10737418239, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=62, var_1_9=-128] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_16 <= 4294967294) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=10737418239, var_1_17=3083112228, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=62, var_1_9=-128] [L128] var_1_17 = __VERIFIER_nondet_ulong() [L129] CALL assume_abort_if_not(var_1_17 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=10737418239, var_1_17=6442450943, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=62, var_1_9=-128] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_17 >= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=10737418239, var_1_17=6442450943, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=62, var_1_9=-128] [L130] CALL assume_abort_if_not(var_1_17 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=10737418239, var_1_17=6442450943, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=62, var_1_9=-128] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_17 <= 4294967294) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=10737418239, var_1_17=6442450943, var_1_18=3058504136, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=62, var_1_9=-128] [L131] var_1_18 = __VERIFIER_nondet_ulong() [L132] CALL assume_abort_if_not(var_1_18 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=10737418239, var_1_17=6442450943, var_1_18=4294967294, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=62, var_1_9=-128] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_18 >= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=10737418239, var_1_17=6442450943, var_1_18=4294967294, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=62, var_1_9=-128] [L133] CALL assume_abort_if_not(var_1_18 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=10737418239, var_1_17=6442450943, var_1_18=4294967294, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=62, var_1_9=-128] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_18 <= 4294967294) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=10737418239, var_1_17=6442450943, var_1_18=4294967294, var_1_19=1902304375, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=62, var_1_9=-128] [L134] var_1_19 = __VERIFIER_nondet_ulong() [L135] CALL assume_abort_if_not(var_1_19 >= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=10737418239, var_1_17=6442450943, var_1_18=4294967294, var_1_19=-2147483649, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=62, var_1_9=-128] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_19 >= 1073741823) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=10737418239, var_1_17=6442450943, var_1_18=4294967294, var_1_19=-2147483649, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=62, var_1_9=-128] [L136] CALL assume_abort_if_not(var_1_19 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=10737418239, var_1_17=6442450943, var_1_18=4294967294, var_1_19=-2147483649, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=62, var_1_9=-128] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_19 <= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=10737418239, var_1_17=6442450943, var_1_18=4294967294, var_1_19=-2147483649, var_1_1=4, var_1_20=1, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=62, var_1_9=-128] [L137] var_1_21 = __VERIFIER_nondet_char() [L138] CALL assume_abort_if_not(var_1_21 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=10737418239, var_1_17=6442450943, var_1_18=4294967294, var_1_19=-2147483649, var_1_1=4, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=62, var_1_9=-128] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_21 >= -128) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=10737418239, var_1_17=6442450943, var_1_18=4294967294, var_1_19=-2147483649, var_1_1=4, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=62, var_1_9=-128] [L139] CALL assume_abort_if_not(var_1_21 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=10737418239, var_1_17=6442450943, var_1_18=4294967294, var_1_19=-2147483649, var_1_1=4, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=62, var_1_9=-128] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_21 <= 127) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=10737418239, var_1_17=6442450943, var_1_18=4294967294, var_1_19=-2147483649, var_1_1=4, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=62, var_1_9=-128] [L140] var_1_22 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=10737418239, var_1_17=6442450943, var_1_18=4294967294, var_1_19=-2147483649, var_1_1=4, var_1_20=1, var_1_21=127, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=62, var_1_9=-128] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=10737418239, var_1_17=6442450943, var_1_18=4294967294, var_1_19=-2147483649, var_1_1=4, var_1_20=1, var_1_21=127, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=62, var_1_9=-128] [L142] CALL assume_abort_if_not(var_1_22 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=10737418239, var_1_17=6442450943, var_1_18=4294967294, var_1_19=-2147483649, var_1_1=4, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=62, var_1_9=-128] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_22 <= 0) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=10737418239, var_1_17=6442450943, var_1_18=4294967294, var_1_19=-2147483649, var_1_1=4, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=1, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=62, var_1_9=-128] [L143] var_1_23 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_23 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=10737418239, var_1_17=6442450943, var_1_18=4294967294, var_1_19=-2147483649, var_1_1=4, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=257, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=62, var_1_9=-128] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_23 >= 1) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=10737418239, var_1_17=6442450943, var_1_18=4294967294, var_1_19=-2147483649, var_1_1=4, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=257, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=62, var_1_9=-128] [L145] CALL assume_abort_if_not(var_1_23 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=10737418239, var_1_17=6442450943, var_1_18=4294967294, var_1_19=-2147483649, var_1_1=4, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=257, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=62, var_1_9=-128] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_23 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=131/4, var_1_14=8, var_1_15=256, var_1_16=10737418239, var_1_17=6442450943, var_1_18=4294967294, var_1_19=-2147483649, var_1_1=4, var_1_20=1, var_1_21=127, var_1_22=0, var_1_23=257, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=62, var_1_9=-128] [L158] RET updateVariables() [L159] CALL step() [L48] signed long int stepLocal_0 = var_1_3 - var_1_4; [L49] COND TRUE var_1_2 >= stepLocal_0 [L50] var_1_1 = ((var_1_5 - ((((var_1_6) < (var_1_7)) ? (var_1_6) : (var_1_7)))) - var_1_8) [L54] signed long int stepLocal_2 = var_1_8 - var_1_5; [L55] unsigned char stepLocal_1 = var_1_11; [L56] COND FALSE !(stepLocal_2 >= var_1_4) [L63] var_1_9 = var_1_5 [L65] unsigned char stepLocal_4 = var_1_7; [L66] unsigned char stepLocal_3 = (var_1_9 + var_1_2) == var_1_3; [L67] COND TRUE stepLocal_4 > var_1_4 [L68] COND FALSE !(stepLocal_3 && var_1_10) [L75] var_1_12 = var_1_13 [L80] COND TRUE var_1_11 || (var_1_6 <= var_1_8) [L81] var_1_14 = var_1_6 [L83] COND FALSE !(var_1_12 < var_1_13) [L86] var_1_15 = (var_1_18 - var_1_19) [L88] signed char stepLocal_5 = var_1_21; [L89] COND FALSE !(stepLocal_5 < var_1_1) [L92] var_1_20 = var_1_23 [L159] RET step() [L160] CALL, EXPR property() [L150-L151] return ((((((var_1_2 >= (var_1_3 - var_1_4)) ? (var_1_1 == ((unsigned char) ((var_1_5 - ((((var_1_6) < (var_1_7)) ? (var_1_6) : (var_1_7)))) - var_1_8))) : (var_1_1 == ((unsigned char) (32 + var_1_7)))) && (((var_1_8 - var_1_5) >= var_1_4) ? ((var_1_10 || var_1_11) ? (var_1_9 == ((signed char) var_1_6)) : (var_1_9 == ((signed char) var_1_7))) : (var_1_9 == ((signed char) var_1_5)))) && ((var_1_7 > var_1_4) ? ((((var_1_9 + var_1_2) == var_1_3) && var_1_10) ? ((! var_1_11) ? (var_1_12 == ((double) var_1_13)) : (var_1_12 == ((double) var_1_13))) : (var_1_12 == ((double) var_1_13))) : (var_1_12 == ((double) var_1_13)))) && ((var_1_11 || (var_1_6 <= var_1_8)) ? (var_1_14 == ((signed short int) var_1_6)) : 1)) && ((var_1_12 < var_1_13) ? (var_1_15 == ((unsigned long int) (((((((((var_1_16) > (var_1_17)) ? (var_1_16) : (var_1_17)))) > (((((3407568261u) > (var_1_18)) ? (3407568261u) : (var_1_18))))) ? (((((var_1_16) > (var_1_17)) ? (var_1_16) : (var_1_17)))) : (((((3407568261u) > (var_1_18)) ? (3407568261u) : (var_1_18)))))) - (var_1_19 - 32u)))) : (var_1_15 == ((unsigned long int) (var_1_18 - var_1_19))))) && ((var_1_21 < var_1_1) ? (var_1_20 == ((unsigned char) ((! (var_1_11 && var_1_22)) && (var_1_10 || var_1_23)))) : (var_1_20 == ((unsigned char) var_1_23))) ; [L160] RET, EXPR property() [L160] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=10737418244, var_1_13=10737418244, var_1_14=63, var_1_15=6442450943, var_1_16=10737418239, var_1_17=6442450943, var_1_18=4294967294, var_1_19=-2147483649, var_1_1=127, var_1_20=257, var_1_21=127, var_1_22=0, var_1_23=257, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=62, var_1_9=-4] [L19] reach_error() VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=10737418244, var_1_13=10737418244, var_1_14=63, var_1_15=6442450943, var_1_16=10737418239, var_1_17=6442450943, var_1_18=4294967294, var_1_19=-2147483649, var_1_1=127, var_1_20=257, var_1_21=127, var_1_22=0, var_1_23=257, var_1_2=5, var_1_3=0, var_1_4=62, var_1_5=-31748, var_1_6=63, var_1_7=63, var_1_8=62, var_1_9=-4] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 59 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 1, TraceHistogramMax: 33, 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=59occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 120 NumberOfCodeBlocks, 120 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 [2024-11-02 12:26:05,562 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-69.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2 --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 e9ea3e1de810ac747010be7e08c40cdfac2b25e998985b5e8577b039d2cd4e61 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:26:08,394 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:26:08,488 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-02 12:26:08,497 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:26:08,498 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:26:08,535 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:26:08,537 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:26:08,538 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:26:08,539 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:26:08,543 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:26:08,544 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:26:08,544 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:26:08,545 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:26:08,545 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:26:08,545 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:26:08,546 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:26:08,547 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:26:08,547 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:26:08,547 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:26:08,548 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:26:08,548 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:26:08,550 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:26:08,550 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:26:08,551 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:26:08,551 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-02 12:26:08,551 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-02 12:26:08,552 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:26:08,552 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-02 12:26:08,553 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:26:08,553 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:26:08,554 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:26:08,555 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:26:08,555 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-02 12:26:08,555 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:26:08,556 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:26:08,556 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:26:08,557 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:26:08,557 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:26:08,558 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:26:08,558 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-02 12:26:08,559 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-02 12:26:08,574 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:26:08,576 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:26:08,577 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:26:08,578 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_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e9ea3e1de810ac747010be7e08c40cdfac2b25e998985b5e8577b039d2cd4e61 [2024-11-02 12:26:09,040 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:26:09,076 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:26:09,083 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:26:09,085 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:26:09,087 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:26:09,093 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-69.i Unable to find full path for "g++" [2024-11-02 12:26:11,502 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:26:11,767 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:26:11,768 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-69.i [2024-11-02 12:26:11,786 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2/data/5a8d6820e/fe343a33982b4ac48d64833fb7b31545/FLAG05da4dcdd [2024-11-02 12:26:12,078 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2/data/5a8d6820e/fe343a33982b4ac48d64833fb7b31545 [2024-11-02 12:26:12,082 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:26:12,084 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:26:12,088 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:26:12,088 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:26:12,097 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:26:12,098 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:26:12" (1/1) ... [2024-11-02 12:26:12,099 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ae0cd73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:12, skipping insertion in model container [2024-11-02 12:26:12,101 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:26:12" (1/1) ... [2024-11-02 12:26:12,145 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:26:12,381 WARN L251 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_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-69.i[917,930] [2024-11-02 12:26:12,448 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:26:12,469 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:26:12,484 WARN L251 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_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-69.i[917,930] [2024-11-02 12:26:12,522 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:26:12,547 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:26:12,548 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:12 WrapperNode [2024-11-02 12:26:12,548 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:26:12,549 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:26:12,549 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:26:12,550 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:26:12,557 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:12" (1/1) ... [2024-11-02 12:26:12,574 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:12" (1/1) ... [2024-11-02 12:26:12,605 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 170 [2024-11-02 12:26:12,609 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:26:12,610 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:26:12,610 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:26:12,611 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:26:12,619 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:12" (1/1) ... [2024-11-02 12:26:12,620 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:12" (1/1) ... [2024-11-02 12:26:12,636 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:12" (1/1) ... [2024-11-02 12:26:12,638 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:12" (1/1) ... [2024-11-02 12:26:12,653 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:12" (1/1) ... [2024-11-02 12:26:12,665 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:12" (1/1) ... [2024-11-02 12:26:12,687 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:12" (1/1) ... [2024-11-02 12:26:12,688 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:12" (1/1) ... [2024-11-02 12:26:12,696 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:26:12,700 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:26:12,700 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:26:12,701 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:26:12,702 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:12" (1/1) ... [2024-11-02 12:26:12,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:26:12,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:26:12,746 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:26:12,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:26:12,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:26:12,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-02 12:26:12,780 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:26:12,780 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:26:12,780 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:26:12,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:26:12,886 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:26:12,891 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:26:13,344 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-02 12:26:13,345 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:26:13,364 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:26:13,364 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:26:13,364 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:26:13 BoogieIcfgContainer [2024-11-02 12:26:13,365 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:26:13,367 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:26:13,367 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:26:13,371 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:26:13,371 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:26:12" (1/3) ... [2024-11-02 12:26:13,372 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55eb0680 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:26:13, skipping insertion in model container [2024-11-02 12:26:13,372 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:26:12" (2/3) ... [2024-11-02 12:26:13,373 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55eb0680 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:26:13, skipping insertion in model container [2024-11-02 12:26:13,373 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:26:13" (3/3) ... [2024-11-02 12:26:13,374 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-69.i [2024-11-02 12:26:13,403 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:26:13,403 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:26:13,466 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:26:13,472 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=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;@377d37b1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:26:13,473 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:26:13,480 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 45 states have (on average 1.3111111111111111) internal successors, (59), 46 states have internal predecessors, (59), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-02 12:26:13,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2024-11-02 12:26:13,501 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:26:13,502 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:26:13,502 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:26:13,507 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:26:13,508 INFO L85 PathProgramCache]: Analyzing trace with hash 220847606, now seen corresponding path program 1 times [2024-11-02 12:26:13,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:26:13,521 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [179724412] [2024-11-02 12:26:13,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:26:13,521 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:26:13,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:26:13,523 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-02 12:26:13,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-02 12:26:13,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:26:13,825 INFO L255 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-02 12:26:13,844 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:26:13,919 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 764 proven. 0 refuted. 0 times theorem prover too weak. 1348 trivial. 0 not checked. [2024-11-02 12:26:13,919 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:26:13,920 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:26:13,920 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [179724412] [2024-11-02 12:26:13,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [179724412] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:26:13,925 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:26:13,926 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-02 12:26:13,928 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752472137] [2024-11-02 12:26:13,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:26:13,937 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-02 12:26:13,938 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:26:13,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-02 12:26:13,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 12:26:13,984 INFO L87 Difference]: Start difference. First operand has 81 states, 45 states have (on average 1.3111111111111111) internal successors, (59), 46 states have internal predecessors, (59), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-02 12:26:14,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:26:14,019 INFO L93 Difference]: Finished difference Result 155 states and 277 transitions. [2024-11-02 12:26:14,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-02 12:26:14,022 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 200 [2024-11-02 12:26:14,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:26:14,033 INFO L225 Difference]: With dead ends: 155 [2024-11-02 12:26:14,034 INFO L226 Difference]: Without dead ends: 77 [2024-11-02 12:26:14,039 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 12:26:14,046 INFO L432 NwaCegarLoop]: 118 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 118 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-02 12:26:14,047 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-02 12:26:14,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2024-11-02 12:26:14,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2024-11-02 12:26:14,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 42 states have (on average 1.2380952380952381) internal successors, (52), 42 states have internal predecessors, (52), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-02 12:26:14,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 118 transitions. [2024-11-02 12:26:14,124 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 118 transitions. Word has length 200 [2024-11-02 12:26:14,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:26:14,125 INFO L471 AbstractCegarLoop]: Abstraction has 77 states and 118 transitions. [2024-11-02 12:26:14,126 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-02 12:26:14,128 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 118 transitions. [2024-11-02 12:26:14,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2024-11-02 12:26:14,136 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:26:14,136 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:26:14,143 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-02 12:26:14,337 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:26:14,338 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:26:14,338 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:26:14,339 INFO L85 PathProgramCache]: Analyzing trace with hash -589040332, now seen corresponding path program 1 times [2024-11-02 12:26:14,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:26:14,340 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1624095115] [2024-11-02 12:26:14,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:26:14,341 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:26:14,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:26:14,343 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-02 12:26:14,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-02 12:26:14,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:26:14,593 INFO L255 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-02 12:26:14,600 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:26:14,700 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2024-11-02 12:26:14,700 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:26:14,700 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:26:14,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1624095115] [2024-11-02 12:26:14,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1624095115] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:26:14,701 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:26:14,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-02 12:26:14,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [853054386] [2024-11-02 12:26:14,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:26:14,718 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-02 12:26:14,721 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:26:14,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-02 12:26:14,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:26:14,724 INFO L87 Difference]: Start difference. First operand 77 states and 118 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-02 12:26:14,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:26:14,891 INFO L93 Difference]: Finished difference Result 184 states and 283 transitions. [2024-11-02 12:26:14,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-02 12:26:14,895 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 200 [2024-11-02 12:26:14,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:26:14,900 INFO L225 Difference]: With dead ends: 184 [2024-11-02 12:26:14,902 INFO L226 Difference]: Without dead ends: 110 [2024-11-02 12:26:14,904 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:26:14,908 INFO L432 NwaCegarLoop]: 165 mSDtfsCounter, 60 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 263 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-02 12:26:14,908 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 263 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-02 12:26:14,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2024-11-02 12:26:14,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 109. [2024-11-02 12:26:14,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 55 states have (on average 1.1636363636363636) internal successors, (64), 56 states have internal predecessors, (64), 51 states have call successors, (51), 2 states have call predecessors, (51), 2 states have return successors, (51), 50 states have call predecessors, (51), 51 states have call successors, (51) [2024-11-02 12:26:14,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 166 transitions. [2024-11-02 12:26:14,949 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 166 transitions. Word has length 200 [2024-11-02 12:26:14,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:26:14,950 INFO L471 AbstractCegarLoop]: Abstraction has 109 states and 166 transitions. [2024-11-02 12:26:14,951 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-02 12:26:14,951 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 166 transitions. [2024-11-02 12:26:14,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2024-11-02 12:26:14,955 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:26:14,955 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:26:14,964 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-02 12:26:15,155 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:26:15,157 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:26:15,161 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:26:15,161 INFO L85 PathProgramCache]: Analyzing trace with hash 1185967030, now seen corresponding path program 1 times [2024-11-02 12:26:15,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:26:15,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [518734962] [2024-11-02 12:26:15,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:26:15,162 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:26:15,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:26:15,170 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-02 12:26:15,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccdbdd19-fd2f-45ab-9439-778db01fa7dd/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-02 12:26:15,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:26:15,385 INFO L255 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-02 12:26:15,403 INFO L278 TraceCheckSpWp]: Computing forward predicates...