./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-73.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-73.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/bin/utaipan-verify-NcY6lQBIFX --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 05a9fba21ad9bde5a67b534568d27cec76ed7287b2e2d943dc08f36436cb719e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:54:37,711 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:54:37,786 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:54:37,792 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:54:37,792 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:54:37,818 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:54:37,819 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:54:37,820 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:54:37,821 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:54:37,822 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:54:37,822 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:54:37,823 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:54:37,823 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:54:37,824 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:54:37,825 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:54:37,825 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:54:37,826 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:54:37,827 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:54:37,827 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:54:37,828 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:54:37,829 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:54:37,829 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:54:37,830 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:54:37,831 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:54:37,831 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:54:37,832 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:54:37,832 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:54:37,832 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:54:37,833 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:54:37,833 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:54:37,834 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:54:37,834 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:54:37,835 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:54:37,835 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:54:37,835 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:54:37,836 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:54:37,836 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:54:37,836 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:54:37,837 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:54:37,837 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:54:37,837 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:54:37,838 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:54:37,838 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:54:37,838 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:54:37,839 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:54:37,839 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_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05a9fba21ad9bde5a67b534568d27cec76ed7287b2e2d943dc08f36436cb719e [2023-11-12 00:54:38,120 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:54:38,149 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:54:38,152 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:54:38,153 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:54:38,153 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:54:38,156 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-73.i [2023-11-12 00:54:41,242 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:54:41,541 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:54:41,543 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-73.i [2023-11-12 00:54:41,557 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/bin/utaipan-verify-NcY6lQBIFX/data/ed6f57e25/c9c1cabc681f4e76970c1624327f3759/FLAGb4d046443 [2023-11-12 00:54:41,578 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/bin/utaipan-verify-NcY6lQBIFX/data/ed6f57e25/c9c1cabc681f4e76970c1624327f3759 [2023-11-12 00:54:41,584 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:54:41,588 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:54:41,591 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:54:41,592 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:54:41,597 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:54:41,600 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:54:41" (1/1) ... [2023-11-12 00:54:41,601 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a9ecd59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:41, skipping insertion in model container [2023-11-12 00:54:41,601 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:54:41" (1/1) ... [2023-11-12 00:54:41,650 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:54:41,827 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-73.i[917,930] [2023-11-12 00:54:41,889 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:54:41,905 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:54:41,915 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-73.i[917,930] [2023-11-12 00:54:41,952 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:54:41,970 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:54:41,971 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:41 WrapperNode [2023-11-12 00:54:41,971 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:54:41,972 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:54:41,972 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:54:41,972 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:54:41,980 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:41" (1/1) ... [2023-11-12 00:54:41,991 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:41" (1/1) ... [2023-11-12 00:54:42,040 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 181 [2023-11-12 00:54:42,042 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:54:42,043 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:54:42,043 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:54:42,044 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:54:42,052 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:41" (1/1) ... [2023-11-12 00:54:42,052 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:41" (1/1) ... [2023-11-12 00:54:42,057 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:41" (1/1) ... [2023-11-12 00:54:42,058 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:41" (1/1) ... [2023-11-12 00:54:42,069 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:41" (1/1) ... [2023-11-12 00:54:42,072 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:41" (1/1) ... [2023-11-12 00:54:42,075 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:41" (1/1) ... [2023-11-12 00:54:42,077 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:41" (1/1) ... [2023-11-12 00:54:42,082 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:54:42,083 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:54:42,083 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:54:42,083 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:54:42,096 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:41" (1/1) ... [2023-11-12 00:54:42,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:54:42,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:54:42,133 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:54:42,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:54:42,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:54:42,182 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:54:42,182 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:54:42,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:54:42,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:54:42,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:54:42,319 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:54:42,321 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:54:42,786 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:54:43,153 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:54:43,153 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:54:43,156 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:54:43 BoogieIcfgContainer [2023-11-12 00:54:43,156 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:54:43,159 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:54:43,159 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:54:43,162 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:54:43,162 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:54:41" (1/3) ... [2023-11-12 00:54:43,163 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59ecd2db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:54:43, skipping insertion in model container [2023-11-12 00:54:43,163 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:41" (2/3) ... [2023-11-12 00:54:43,164 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59ecd2db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:54:43, skipping insertion in model container [2023-11-12 00:54:43,164 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:54:43" (3/3) ... [2023-11-12 00:54:43,165 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-73.i [2023-11-12 00:54:43,184 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:54:43,184 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:54:43,234 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:54:43,240 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@52ee90f3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:54:43,240 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:54:43,244 INFO L276 IsEmpty]: Start isEmpty. Operand has 55 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-12 00:54:43,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-12 00:54:43,256 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:54:43,256 INFO L195 NwaCegarLoop]: trace histogram [29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:54:43,257 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:54:43,261 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:54:43,261 INFO L85 PathProgramCache]: Analyzing trace with hash 939035915, now seen corresponding path program 1 times [2023-11-12 00:54:43,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:54:43,269 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1724460267] [2023-11-12 00:54:43,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:54:43,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:54:43,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:54:43,923 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:54:44,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:54:44,350 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:54:44,352 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:54:44,354 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:54:44,356 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-12 00:54:44,361 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:54:44,369 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:54:44,528 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:54:44 BoogieIcfgContainer [2023-11-12 00:54:44,528 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:54:44,530 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:54:44,531 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:54:44,531 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:54:44,532 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:54:43" (3/4) ... [2023-11-12 00:54:44,536 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:54:44,537 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:54:44,538 INFO L158 Benchmark]: Toolchain (without parser) took 2949.77ms. Allocated memory is still 176.2MB. Free memory was 130.8MB in the beginning and 132.1MB in the end (delta: -1.3MB). Peak memory consumption was 71.5kB. Max. memory is 16.1GB. [2023-11-12 00:54:44,539 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 138.4MB. Free memory is still 81.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:54:44,540 INFO L158 Benchmark]: CACSL2BoogieTranslator took 379.83ms. Allocated memory is still 176.2MB. Free memory was 130.4MB in the beginning and 116.5MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-12 00:54:44,541 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.62ms. Allocated memory is still 176.2MB. Free memory was 116.5MB in the beginning and 113.2MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:54:44,542 INFO L158 Benchmark]: Boogie Preprocessor took 39.22ms. Allocated memory is still 176.2MB. Free memory was 113.2MB in the beginning and 111.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:54:44,547 INFO L158 Benchmark]: RCFGBuilder took 1072.76ms. Allocated memory is still 176.2MB. Free memory was 111.5MB in the beginning and 109.6MB in the end (delta: 1.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-12 00:54:44,549 INFO L158 Benchmark]: TraceAbstraction took 1369.69ms. Allocated memory is still 176.2MB. Free memory was 108.9MB in the beginning and 132.1MB in the end (delta: -23.2MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. [2023-11-12 00:54:44,549 INFO L158 Benchmark]: Witness Printer took 6.72ms. Allocated memory is still 176.2MB. Free memory is still 132.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:54:44,558 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 138.4MB. Free memory is still 81.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 379.83ms. Allocated memory is still 176.2MB. Free memory was 130.4MB in the beginning and 116.5MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.62ms. Allocated memory is still 176.2MB. Free memory was 116.5MB in the beginning and 113.2MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.22ms. Allocated memory is still 176.2MB. Free memory was 113.2MB in the beginning and 111.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1072.76ms. Allocated memory is still 176.2MB. Free memory was 111.5MB in the beginning and 109.6MB in the end (delta: 1.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1369.69ms. Allocated memory is still 176.2MB. Free memory was 108.9MB in the beginning and 132.1MB in the end (delta: -23.2MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. * Witness Printer took 6.72ms. Allocated memory is still 176.2MB. Free memory is still 132.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 51, overapproximation of someBinaryFLOATComparisonOperation at line 141, overapproximation of shiftRight at line 67. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 7.325; [L23] double var_1_2 = 9.2; [L24] double var_1_3 = 63.8; [L25] double var_1_4 = 256.6; [L26] double var_1_5 = 2.375; [L27] double var_1_6 = 25.8; [L28] unsigned char var_1_7 = 1; [L29] double var_1_8 = 1.5; [L30] unsigned long int var_1_9 = 32; [L31] unsigned long int var_1_10 = 3567543019; [L32] unsigned long int var_1_11 = 32; [L33] float var_1_12 = 31.875; [L34] signed long int var_1_13 = 128; [L35] unsigned char var_1_14 = 8; [L36] signed long int var_1_15 = -16; [L37] unsigned char var_1_16 = 4; [L38] double var_1_17 = 1.2; [L39] unsigned char var_1_18 = 16; [L40] signed long int var_1_19 = 64; [L41] unsigned char var_1_20 = 0; [L42] signed long int var_1_21 = 1897833385; [L43] unsigned char var_1_22 = 2; [L44] signed char var_1_23 = -5; [L45] signed char var_1_24 = -4; [L46] signed char var_1_25 = 2; [L47] signed long int var_1_26 = -1000000; [L145] isInitial = 1 [L146] FCALL initially() [L147] COND TRUE 1 [L148] FCALL updateLastVariables() [L149] CALL updateVariables() [L91] var_1_2 = __VERIFIER_nondet_double() [L92] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=3567543019, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=319/5, var_1_4=1283/5, var_1_5=19/8, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=3567543019, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=319/5, var_1_4=1283/5, var_1_5=19/8, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L93] var_1_3 = __VERIFIER_nondet_double() [L94] CALL assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=3567543019, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=1283/5, var_1_5=19/8, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=3567543019, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=1283/5, var_1_5=19/8, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L95] var_1_4 = __VERIFIER_nondet_double() [L96] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=3567543019, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=19/8, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=3567543019, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=19/8, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L97] var_1_5 = __VERIFIER_nondet_double() [L98] CALL assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=3567543019, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=3567543019, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L99] CALL assume_abort_if_not(var_1_5 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=3567543019, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(var_1_5 != 0.0F) VAL [isInitial=1, var_1_10=3567543019, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L100] var_1_6 = __VERIFIER_nondet_double() [L101] CALL assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=3567543019, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=3567543019, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=3/2, var_1_9=32] [L102] CALL assume_abort_if_not(var_1_6 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=3567543019, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(var_1_6 != 0.0F) VAL [isInitial=1, var_1_10=3567543019, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=3/2, var_1_9=32] [L103] var_1_7 = __VERIFIER_nondet_uchar() [L104] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=3567543019, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=3567543019, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=3/2, var_1_9=32] [L105] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=3567543019, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, var_1_10=3567543019, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=3/2, var_1_9=32] [L106] var_1_8 = __VERIFIER_nondet_double() [L107] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=3567543019, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=3567543019, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L108] var_1_10 = __VERIFIER_nondet_ulong() [L109] CALL assume_abort_if_not(var_1_10 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=3221225471, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_10 >= 2147483647) VAL [isInitial=1, var_1_10=3221225471, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L110] CALL assume_abort_if_not(var_1_10 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=3221225471, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_10 <= 4294967294) VAL [isInitial=1, var_1_10=3221225471, var_1_11=32, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L111] var_1_11 = __VERIFIER_nondet_ulong() [L112] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L113] CALL assume_abort_if_not(var_1_11 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_11 <= 2147483647) VAL [isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=8, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L114] var_1_14 = __VERIFIER_nondet_uchar() [L115] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L116] CALL assume_abort_if_not(var_1_14 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_14 <= 255) VAL [isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-16, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L117] var_1_15 = __VERIFIER_nondet_long() [L118] CALL assume_abort_if_not(var_1_15 >= -2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_15 >= -2147483647) VAL [isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L119] CALL assume_abort_if_not(var_1_15 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_15 <= 2147483646) VAL [isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=6/5, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L120] var_1_17 = __VERIFIER_nondet_double() [L121] CALL assume_abort_if_not((var_1_17 >= -922337.2036854776000e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854776000e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not((var_1_17 >= -922337.2036854776000e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854776000e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L122] var_1_18 = __VERIFIER_nondet_uchar() [L123] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L124] CALL assume_abort_if_not(var_1_18 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_18 <= 254) VAL [isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L125] var_1_20 = __VERIFIER_nondet_uchar() [L126] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L127] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L128] var_1_21 = __VERIFIER_nondet_long() [L129] CALL assume_abort_if_not(var_1_21 >= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_21 >= 1073741823) VAL [isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L130] CALL assume_abort_if_not(var_1_21 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_21 <= 2147483646) VAL [isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L131] var_1_24 = __VERIFIER_nondet_char() [L132] CALL assume_abort_if_not(var_1_24 >= -126) VAL [\old(cond)=1, isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=-1, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_24 >= -126) VAL [isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=-1, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L133] CALL assume_abort_if_not(var_1_24 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=-1, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_24 <= 126) VAL [isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=-1, var_1_25=2, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L134] var_1_25 = __VERIFIER_nondet_char() [L135] CALL assume_abort_if_not(var_1_25 >= -126) VAL [\old(cond)=1, isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=-1, var_1_25=-1, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_25 >= -126) VAL [isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=-1, var_1_25=-1, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L136] CALL assume_abort_if_not(var_1_25 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=-1, var_1_25=-1, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_25 <= 126) VAL [isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=128, var_1_14=0, var_1_15=-320401650, var_1_16=4, var_1_17=3567543026, var_1_18=254, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=-1, var_1_25=-1, var_1_26=-1000000, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=32] [L149] RET updateVariables() [L150] CALL step() [L51] COND TRUE var_1_2 > ((var_1_3 - var_1_4) / ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6)))) [L52] COND TRUE \read(var_1_7) [L53] var_1_1 = var_1_8 [L60] COND TRUE var_1_2 < (var_1_4 - var_1_3) [L61] var_1_9 = (var_1_10 - var_1_11) [L63] COND TRUE (((((var_1_9 / 2)) > ((~ var_1_11))) ? ((var_1_9 / 2)) : ((~ var_1_11)))) <= var_1_10 [L64] var_1_12 = var_1_8 [L66] unsigned long int stepLocal_0 = var_1_9; [L67] EXPR var_1_14 >> var_1_10 [L67] COND TRUE (var_1_14 >> var_1_10) < stepLocal_0 [L68] var_1_13 = ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15))) [L70] COND TRUE var_1_3 >= (var_1_17 * var_1_4) [L71] var_1_16 = var_1_18 [L73] COND TRUE var_1_7 && var_1_20 [L74] var_1_19 = ((1827081742 - var_1_16) - (var_1_21 - (var_1_18 + var_1_14))) [L82] var_1_22 = ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))) [L83] COND FALSE !(var_1_2 > var_1_5) [L86] var_1_23 = var_1_24 [L88] var_1_26 = var_1_25 [L150] RET step() [L151] CALL, EXPR property() [L141] EXPR ((((var_1_2 > ((var_1_3 - var_1_4) / ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) ? (var_1_7 ? (var_1_1 == ((double) var_1_8)) : (var_1_1 == ((double) var_1_8))) : (var_1_1 == ((double) var_1_8))) && ((var_1_2 < (var_1_4 - var_1_3)) ? (var_1_9 == ((unsigned long int) (var_1_10 - var_1_11))) : 1)) && (((((((var_1_9 / 2)) > ((~ var_1_11))) ? ((var_1_9 / 2)) : ((~ var_1_11)))) <= var_1_10) ? (var_1_12 == ((float) var_1_8)) : 1)) && (((var_1_14 >> var_1_10) < var_1_9) ? (var_1_13 == ((signed long int) ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15))))) : 1) [L141-L142] return (((((((((var_1_2 > ((var_1_3 - var_1_4) / ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) ? (var_1_7 ? (var_1_1 == ((double) var_1_8)) : (var_1_1 == ((double) var_1_8))) : (var_1_1 == ((double) var_1_8))) && ((var_1_2 < (var_1_4 - var_1_3)) ? (var_1_9 == ((unsigned long int) (var_1_10 - var_1_11))) : 1)) && (((((((var_1_9 / 2)) > ((~ var_1_11))) ? ((var_1_9 / 2)) : ((~ var_1_11)))) <= var_1_10) ? (var_1_12 == ((float) var_1_8)) : 1)) && (((var_1_14 >> var_1_10) < var_1_9) ? (var_1_13 == ((signed long int) ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15))))) : 1)) && ((var_1_3 >= (var_1_17 * var_1_4)) ? (var_1_16 == ((unsigned char) var_1_18)) : 1)) && ((var_1_7 && var_1_20) ? (var_1_19 == ((signed long int) ((1827081742 - var_1_16) - (var_1_21 - (var_1_18 + var_1_14))))) : ((2u >= ((((var_1_21) > (var_1_9)) ? (var_1_21) : (var_1_9)))) ? (var_1_19 == ((signed long int) var_1_15)) : (var_1_19 == ((signed long int) var_1_15))))) && (var_1_22 == ((unsigned char) ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18)))))) && ((var_1_2 > var_1_5) ? (var_1_23 == ((signed char) (((((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))) < 0 ) ? -((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))) : ((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))))))) : (var_1_23 == ((signed char) var_1_24)))) && (var_1_26 == ((signed long int) var_1_25)) ; [L151] RET, EXPR property() [L151] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=-320401650, var_1_14=0, var_1_15=-320401650, var_1_16=254, var_1_17=3567543026, var_1_18=254, var_1_19=-320401904, var_1_1=255/8, var_1_20=1, var_1_21=2147483646, var_1_22=254, var_1_23=-1, var_1_24=-1, var_1_25=-1, var_1_26=-1, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=2147483646] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=3221225471, var_1_11=1073741825, var_1_12=255/8, var_1_13=-320401650, var_1_14=0, var_1_15=-320401650, var_1_16=254, var_1_17=3567543026, var_1_18=254, var_1_19=-320401904, var_1_1=255/8, var_1_20=1, var_1_21=2147483646, var_1_22=254, var_1_23=-1, var_1_24=-1, var_1_25=-1, var_1_26=-1, var_1_3=3567543025, var_1_4=3567543028, var_1_5=3567543024, var_1_6=3567543027, var_1_7=1, var_1_8=255/8, var_1_9=2147483646] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 1, TraceHistogramMax: 29, 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=55occurred 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, 0.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 108 NumberOfCodeBlocks, 108 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-12 00:54:44,589 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-73.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/bin/utaipan-verify-NcY6lQBIFX --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 05a9fba21ad9bde5a67b534568d27cec76ed7287b2e2d943dc08f36436cb719e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:54:47,247 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:54:47,317 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 00:54:47,323 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:54:47,324 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:54:47,377 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:54:47,378 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:54:47,378 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:54:47,379 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:54:47,380 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:54:47,381 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:54:47,381 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:54:47,382 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:54:47,383 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:54:47,383 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:54:47,384 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:54:47,385 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:54:47,386 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:54:47,386 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:54:47,387 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:54:47,387 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:54:47,388 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:54:47,389 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:54:47,389 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:54:47,390 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:54:47,391 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:54:47,391 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:54:47,392 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:54:47,392 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:54:47,393 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:54:47,393 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:54:47,394 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:54:47,394 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:54:47,395 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:54:47,395 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:54:47,395 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:54:47,396 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:54:47,396 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:54:47,396 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:54:47,397 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:54:47,397 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:54:47,398 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:54:47,398 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_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05a9fba21ad9bde5a67b534568d27cec76ed7287b2e2d943dc08f36436cb719e [2023-11-12 00:54:47,745 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:54:47,765 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:54:47,768 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:54:47,769 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:54:47,769 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:54:47,771 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-73.i [2023-11-12 00:54:51,049 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:54:51,368 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:54:51,368 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-73.i [2023-11-12 00:54:51,387 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/bin/utaipan-verify-NcY6lQBIFX/data/e7bbee2bf/21eca2712ebd4ce59084d2f96345ab8c/FLAG0ea271564 [2023-11-12 00:54:51,406 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/bin/utaipan-verify-NcY6lQBIFX/data/e7bbee2bf/21eca2712ebd4ce59084d2f96345ab8c [2023-11-12 00:54:51,411 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:54:51,413 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:54:51,414 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:54:51,414 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:54:51,420 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:54:51,421 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:54:51" (1/1) ... [2023-11-12 00:54:51,422 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27e5679a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:51, skipping insertion in model container [2023-11-12 00:54:51,423 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:54:51" (1/1) ... [2023-11-12 00:54:51,453 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:54:51,600 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-73.i[917,930] [2023-11-12 00:54:51,663 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:54:51,680 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:54:51,692 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-73.i[917,930] [2023-11-12 00:54:51,734 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:54:51,760 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:54:51,761 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:51 WrapperNode [2023-11-12 00:54:51,761 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:54:51,762 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:54:51,763 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:54:51,763 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:54:51,771 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:51" (1/1) ... [2023-11-12 00:54:51,784 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:51" (1/1) ... [2023-11-12 00:54:51,820 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 164 [2023-11-12 00:54:51,821 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:54:51,821 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:54:51,822 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:54:51,822 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:54:51,832 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:51" (1/1) ... [2023-11-12 00:54:51,833 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:51" (1/1) ... [2023-11-12 00:54:51,839 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:51" (1/1) ... [2023-11-12 00:54:51,839 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:51" (1/1) ... [2023-11-12 00:54:51,852 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:51" (1/1) ... [2023-11-12 00:54:51,856 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:51" (1/1) ... [2023-11-12 00:54:51,859 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:51" (1/1) ... [2023-11-12 00:54:51,862 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:51" (1/1) ... [2023-11-12 00:54:51,867 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:54:51,868 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:54:51,868 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:54:51,868 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:54:51,869 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:51" (1/1) ... [2023-11-12 00:54:51,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:54:51,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:54:51,916 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:54:51,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:54:51,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:54:51,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:54:51,984 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:54:51,984 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:54:51,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:54:51,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:54:52,081 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:54:52,083 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:55:03,528 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:55:03,536 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:55:03,537 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:55:03,539 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:55:03 BoogieIcfgContainer [2023-11-12 00:55:03,540 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:55:03,542 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:55:03,542 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:55:03,546 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:55:03,546 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:54:51" (1/3) ... [2023-11-12 00:55:03,547 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fc4d16f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:55:03, skipping insertion in model container [2023-11-12 00:55:03,547 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:54:51" (2/3) ... [2023-11-12 00:55:03,548 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fc4d16f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:55:03, skipping insertion in model container [2023-11-12 00:55:03,548 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:55:03" (3/3) ... [2023-11-12 00:55:03,550 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-73.i [2023-11-12 00:55:03,571 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:55:03,572 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:55:03,640 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:55:03,647 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@399dc2dc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:55:03,648 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:55:03,654 INFO L276 IsEmpty]: Start isEmpty. Operand has 77 states, 45 states have (on average 1.3111111111111111) internal successors, (59), 46 states have internal predecessors, (59), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-12 00:55:03,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-12 00:55:03,677 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:55:03,678 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:55:03,681 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:55:03,690 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:55:03,690 INFO L85 PathProgramCache]: Analyzing trace with hash -1367618710, now seen corresponding path program 1 times [2023-11-12 00:55:03,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:55:03,708 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1800092298] [2023-11-12 00:55:03,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:55:03,709 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:55:03,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:55:03,716 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 00:55:03,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-12 00:55:05,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:55:05,266 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:55:05,290 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:55:05,355 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 440 proven. 0 refuted. 0 times theorem prover too weak. 1184 trivial. 0 not checked. [2023-11-12 00:55:05,357 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:55:05,358 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:55:05,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1800092298] [2023-11-12 00:55:05,359 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1800092298] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:55:05,359 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:55:05,360 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:55:05,362 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1049780865] [2023-11-12 00:55:05,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:55:05,368 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 00:55:05,368 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:55:05,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 00:55:05,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:55:05,408 INFO L87 Difference]: Start difference. First operand has 77 states, 45 states have (on average 1.3111111111111111) internal successors, (59), 46 states have internal predecessors, (59), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-12 00:55:05,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:55:05,450 INFO L93 Difference]: Finished difference Result 147 states and 257 transitions. [2023-11-12 00:55:05,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 00:55:05,453 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 181 [2023-11-12 00:55:05,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:55:05,461 INFO L225 Difference]: With dead ends: 147 [2023-11-12 00:55:05,462 INFO L226 Difference]: Without dead ends: 73 [2023-11-12 00:55:05,469 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:55:05,473 INFO L413 NwaCegarLoop]: 110 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, 110 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 [2023-11-12 00:55:05,474 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 00:55:05,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2023-11-12 00:55:05,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2023-11-12 00:55:05,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 42 states have (on average 1.2380952380952381) internal successors, (52), 42 states have internal predecessors, (52), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-12 00:55:05,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 110 transitions. [2023-11-12 00:55:05,566 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 110 transitions. Word has length 181 [2023-11-12 00:55:05,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:55:05,567 INFO L495 AbstractCegarLoop]: Abstraction has 73 states and 110 transitions. [2023-11-12 00:55:05,567 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-12 00:55:05,567 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 110 transitions. [2023-11-12 00:55:05,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-12 00:55:05,572 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:55:05,572 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:55:05,598 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:55:05,774 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:55:05,775 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:55:05,776 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:55:05,776 INFO L85 PathProgramCache]: Analyzing trace with hash -1859463128, now seen corresponding path program 1 times [2023-11-12 00:55:05,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:55:05,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1784087577] [2023-11-12 00:55:05,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:55:05,778 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:55:05,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:55:05,779 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 00:55:05,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24bbe71b-2165-40d1-8c72-1a8dff8b65c4/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-12 00:55:07,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:55:07,337 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-12 00:55:07,359 INFO L285 TraceCheckSpWp]: Computing forward predicates...