./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-94.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-94.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/bin/utaipan-verify-sOmjnqqW8E --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 820fad28a618c22b6242a8e14ae90ac0fc335b806e3e05285d30a1fc6bbe20e1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 05:48:21,088 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 05:48:21,154 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 05:48:21,164 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 05:48:21,167 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 05:48:21,208 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 05:48:21,209 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 05:48:21,210 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 05:48:21,211 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 05:48:21,211 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 05:48:21,211 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 05:48:21,212 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 05:48:21,212 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 05:48:21,212 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 05:48:21,212 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 05:48:21,212 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 05:48:21,212 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 05:48:21,212 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 05:48:21,212 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 05:48:21,212 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 05:48:21,213 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 05:48:21,213 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 05:48:21,213 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 05:48:21,213 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 05:48:21,213 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 05:48:21,213 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 05:48:21,213 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 05:48:21,214 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 05:48:21,214 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 05:48:21,214 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 05:48:21,214 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 05:48:21,214 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 05:48:21,214 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 05:48:21,216 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 05:48:21,216 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 05:48:21,216 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 05:48:21,216 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 05:48:21,217 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 05:48:21,217 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:48:21,217 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 05:48:21,217 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 05:48:21,217 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 05:48:21,217 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 05:48:21,217 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 05:48:21,218 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 05:48:21,218 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 05:48:21,218 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 05:48:21,218 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/bin/utaipan-verify-sOmjnqqW8E 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 -> 820fad28a618c22b6242a8e14ae90ac0fc335b806e3e05285d30a1fc6bbe20e1 [2024-11-14 05:48:21,510 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 05:48:21,519 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 05:48:21,526 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 05:48:21,527 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 05:48:21,527 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 05:48:21,529 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-94.i Unable to find full path for "g++" [2024-11-14 05:48:23,303 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 05:48:23,646 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 05:48:23,652 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-94.i [2024-11-14 05:48:23,681 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/bin/utaipan-verify-sOmjnqqW8E/data/12909b08e/74f078c56ca64ba4a8edffd056129d07/FLAG79ce0c156 [2024-11-14 05:48:23,704 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/bin/utaipan-verify-sOmjnqqW8E/data/12909b08e/74f078c56ca64ba4a8edffd056129d07 [2024-11-14 05:48:23,707 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 05:48:23,710 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 05:48:23,711 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 05:48:23,711 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 05:48:23,716 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 05:48:23,717 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:48:23" (1/1) ... [2024-11-14 05:48:23,718 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@350d8a83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:48:23, skipping insertion in model container [2024-11-14 05:48:23,718 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:48:23" (1/1) ... [2024-11-14 05:48:23,742 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:48:23,915 WARN L250 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_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-94.i[913,926] [2024-11-14 05:48:23,986 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:48:24,000 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 05:48:24,013 WARN L250 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_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-94.i[913,926] [2024-11-14 05:48:24,046 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:48:24,061 INFO L204 MainTranslator]: Completed translation [2024-11-14 05:48:24,061 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:48:24 WrapperNode [2024-11-14 05:48:24,062 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 05:48:24,063 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 05:48:24,063 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 05:48:24,063 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 05:48:24,069 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:48:24" (1/1) ... [2024-11-14 05:48:24,077 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:48:24" (1/1) ... [2024-11-14 05:48:24,112 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 142 [2024-11-14 05:48:24,113 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 05:48:24,116 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 05:48:24,116 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 05:48:24,116 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 05:48:24,127 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:48:24" (1/1) ... [2024-11-14 05:48:24,127 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:48:24" (1/1) ... [2024-11-14 05:48:24,130 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:48:24" (1/1) ... [2024-11-14 05:48:24,130 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:48:24" (1/1) ... [2024-11-14 05:48:24,136 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:48:24" (1/1) ... [2024-11-14 05:48:24,140 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:48:24" (1/1) ... [2024-11-14 05:48:24,142 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:48:24" (1/1) ... [2024-11-14 05:48:24,143 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:48:24" (1/1) ... [2024-11-14 05:48:24,145 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 05:48:24,146 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 05:48:24,146 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 05:48:24,146 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 05:48:24,147 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:48:24" (1/1) ... [2024-11-14 05:48:24,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:48:24,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:48:24,196 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 05:48:24,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 05:48:24,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 05:48:24,224 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 05:48:24,224 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 05:48:24,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 05:48:24,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 05:48:24,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 05:48:24,308 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 05:48:24,310 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 05:48:24,667 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-14 05:48:24,667 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 05:48:24,805 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 05:48:24,805 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 05:48:24,805 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:48:24 BoogieIcfgContainer [2024-11-14 05:48:24,805 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 05:48:24,808 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 05:48:24,808 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 05:48:24,813 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 05:48:24,814 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 05:48:23" (1/3) ... [2024-11-14 05:48:24,814 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ad7ff7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:48:24, skipping insertion in model container [2024-11-14 05:48:24,814 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:48:24" (2/3) ... [2024-11-14 05:48:24,815 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ad7ff7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:48:24, skipping insertion in model container [2024-11-14 05:48:24,815 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:48:24" (3/3) ... [2024-11-14 05:48:24,816 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_normal_file-94.i [2024-11-14 05:48:24,832 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 05:48:24,834 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_normal_file-94.i that has 2 procedures, 49 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 05:48:24,904 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 05:48:24,922 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@386d276f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 05:48:24,923 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 05:48:24,927 INFO L276 IsEmpty]: Start isEmpty. Operand has 49 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-14 05:48:24,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-14 05:48:24,939 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:48:24,940 INFO L215 NwaCegarLoop]: trace histogram [25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:48:24,940 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:48:24,947 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:48:24,948 INFO L85 PathProgramCache]: Analyzing trace with hash -1699195352, now seen corresponding path program 1 times [2024-11-14 05:48:24,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:48:24,957 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382361000] [2024-11-14 05:48:24,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:48:24,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:48:25,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-14 05:48:25,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [907390283] [2024-11-14 05:48:25,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:48:25,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 05:48:25,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:48:25,331 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 05:48:25,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 05:48:25,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 05:48:25,531 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 05:48:25,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 05:48:25,699 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 05:48:25,702 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 05:48:25,703 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 05:48:25,726 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-14 05:48:25,910 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 05:48:25,915 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 05:48:25,996 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 05:48:26,000 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 05:48:25 BoogieIcfgContainer [2024-11-14 05:48:26,000 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 05:48:26,000 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 05:48:26,001 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 05:48:26,001 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 05:48:26,001 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:48:24" (3/4) ... [2024-11-14 05:48:26,004 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 05:48:26,005 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 05:48:26,006 INFO L158 Benchmark]: Toolchain (without parser) took 2296.69ms. Allocated memory is still 142.6MB. Free memory was 119.1MB in the beginning and 97.3MB in the end (delta: 21.8MB). Peak memory consumption was 23.4MB. Max. memory is 16.1GB. [2024-11-14 05:48:26,006 INFO L158 Benchmark]: CDTParser took 3.00ms. Allocated memory is still 167.8MB. Free memory is still 105.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:48:26,007 INFO L158 Benchmark]: CACSL2BoogieTranslator took 351.09ms. Allocated memory is still 142.6MB. Free memory was 119.1MB in the beginning and 106.0MB in the end (delta: 13.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 05:48:26,007 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.96ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 103.6MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 05:48:26,008 INFO L158 Benchmark]: Boogie Preprocessor took 32.36ms. Allocated memory is still 142.6MB. Free memory was 103.6MB in the beginning and 102.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:48:26,008 INFO L158 Benchmark]: RCFGBuilder took 659.37ms. Allocated memory is still 142.6MB. Free memory was 102.2MB in the beginning and 74.7MB in the end (delta: 27.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-14 05:48:26,008 INFO L158 Benchmark]: TraceAbstraction took 1191.89ms. Allocated memory is still 142.6MB. Free memory was 74.0MB in the beginning and 98.2MB in the end (delta: -24.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:48:26,009 INFO L158 Benchmark]: Witness Printer took 4.43ms. Allocated memory is still 142.6MB. Free memory was 98.2MB in the beginning and 97.3MB in the end (delta: 829.7kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 05:48:26,011 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.00ms. Allocated memory is still 167.8MB. Free memory is still 105.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 351.09ms. Allocated memory is still 142.6MB. Free memory was 119.1MB in the beginning and 106.0MB in the end (delta: 13.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.96ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 103.6MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.36ms. Allocated memory is still 142.6MB. Free memory was 103.6MB in the beginning and 102.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 659.37ms. Allocated memory is still 142.6MB. Free memory was 102.2MB in the beginning and 74.7MB in the end (delta: 27.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1191.89ms. Allocated memory is still 142.6MB. Free memory was 74.0MB in the beginning and 98.2MB in the end (delta: -24.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.43ms. Allocated memory is still 142.6MB. Free memory was 98.2MB in the beginning and 97.3MB in the end (delta: 829.7kB). Peak memory consumption was 8.4MB. 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 someBinaryArithmeticDOUBLEoperation at line 45, overapproximation of someBinaryFLOATComparisonOperation at line 44, overapproximation of someBinaryFLOATComparisonOperation at line 74, overapproximation of someBinaryFLOATComparisonOperation at line 72, overapproximation of someBinaryDOUBLEComparisonOperation at line 80, overapproximation of someBinaryDOUBLEComparisonOperation at line 83, overapproximation of someBinaryDOUBLEComparisonOperation at line 76, overapproximation of someBinaryDOUBLEComparisonOperation at line 78, overapproximation of someBinaryDOUBLEComparisonOperation at line 47, overapproximation of someBinaryDOUBLEComparisonOperation at line 82. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 63.4; [L23] float var_1_2 = 25.2; [L24] float var_1_3 = 3.75; [L25] double var_1_4 = 0.0; [L26] double var_1_5 = 63.4; [L27] double var_1_6 = 3.7; [L28] unsigned char var_1_7 = 0; [L29] double var_1_8 = 63.75; [L30] unsigned char var_1_9 = 0; [L31] unsigned char var_1_10 = 0; [L32] signed char var_1_11 = -64; [L33] signed char var_1_12 = -32; [L34] signed char var_1_13 = 2; [L35] signed char var_1_14 = -4; [L36] signed char var_1_15 = -25; [L37] signed char var_1_16 = 5; [L38] signed long int var_1_17 = -2; [L39] unsigned char var_1_18 = 2; [L40] unsigned char var_1_19 = 16; [L119] isInitial = 1 [L120] FCALL initially() [L121] COND TRUE 1 [L122] FCALL updateLastVariables() [L123] CALL updateVariables() [L71] var_1_2 = __VERIFIER_nondet_float() [L72] 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=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_3=15/4, var_1_4=0, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L20] COND FALSE !(!cond) [L72] 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=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_3=15/4, var_1_4=0, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L73] var_1_3 = __VERIFIER_nondet_float() [L74] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && 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=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_4=0, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_4=0, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L75] var_1_4 = __VERIFIER_nondet_double() [L76] CALL assume_abort_if_not((var_1_4 >= 4611686.018427382800e+12F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not((var_1_4 >= 4611686.018427382800e+12F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_5=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L77] var_1_5 = __VERIFIER_nondet_double() [L78] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_6=37/10, var_1_7=0, var_1_8=255/4, var_1_9=0] [L79] var_1_6 = __VERIFIER_nondet_double() [L80] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_8=255/4, var_1_9=0] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_8=255/4, var_1_9=0] [L81] var_1_8 = __VERIFIER_nondet_double() [L82] CALL assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=0] [L83] CALL assume_abort_if_not(var_1_8 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(var_1_8 != 0.0F) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=0] [L84] var_1_9 = __VERIFIER_nondet_uchar() [L85] CALL assume_abort_if_not(var_1_9 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=1] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_9 >= 1) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=1] [L86] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=1] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=1] [L87] var_1_10 = __VERIFIER_nondet_uchar() [L88] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=1] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=1] [L89] CALL assume_abort_if_not(var_1_10 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=1] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(var_1_10 <= 0) VAL [isInitial=1, var_1_10=256, var_1_11=-64, var_1_12=-32, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=1] [L90] var_1_12 = __VERIFIER_nondet_char() [L91] CALL assume_abort_if_not(var_1_12 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=-64, var_1_12=0, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=1] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_12 >= -127) VAL [isInitial=1, var_1_10=256, var_1_11=-64, var_1_12=0, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=1] [L92] CALL assume_abort_if_not(var_1_12 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=-64, var_1_12=0, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=1] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(var_1_12 <= 126) VAL [isInitial=1, var_1_10=256, var_1_11=-64, var_1_12=0, var_1_13=2, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=1] [L93] var_1_13 = __VERIFIER_nondet_char() [L94] CALL assume_abort_if_not(var_1_13 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=-64, var_1_12=0, var_1_13=0, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=1] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_13 >= -63) VAL [isInitial=1, var_1_10=256, var_1_11=-64, var_1_12=0, var_1_13=0, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=1] [L95] CALL assume_abort_if_not(var_1_13 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=-64, var_1_12=0, var_1_13=0, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=1] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(var_1_13 <= 63) VAL [isInitial=1, var_1_10=256, var_1_11=-64, var_1_12=0, var_1_13=0, var_1_14=-4, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=1] [L96] var_1_14 = __VERIFIER_nondet_char() [L97] CALL assume_abort_if_not(var_1_14 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=-64, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=1] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_14 >= -63) VAL [isInitial=1, var_1_10=256, var_1_11=-64, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=1] [L98] CALL assume_abort_if_not(var_1_14 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=-64, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=1] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_14 <= 63) VAL [isInitial=1, var_1_10=256, var_1_11=-64, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-25, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=1] [L99] var_1_15 = __VERIFIER_nondet_char() [L100] CALL assume_abort_if_not(var_1_15 >= -31) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=-64, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-1, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=1] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_15 >= -31) VAL [isInitial=1, var_1_10=256, var_1_11=-64, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-1, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=1] [L101] CALL assume_abort_if_not(var_1_15 <= 32) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=-64, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-1, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=1] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_15 <= 32) VAL [isInitial=1, var_1_10=256, var_1_11=-64, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-1, var_1_16=5, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=1] [L102] var_1_16 = __VERIFIER_nondet_char() [L103] CALL assume_abort_if_not(var_1_16 >= -31) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=-64, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=1] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_16 >= -31) VAL [isInitial=1, var_1_10=256, var_1_11=-64, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=1] [L104] CALL assume_abort_if_not(var_1_16 <= 31) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=-64, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=1] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_16 <= 31) VAL [isInitial=1, var_1_10=256, var_1_11=-64, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2, var_1_18=2, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=1] [L105] var_1_18 = __VERIFIER_nondet_uchar() [L106] CALL assume_abort_if_not(var_1_18 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=-64, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2, var_1_18=1, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=1] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_18 >= 1) VAL [isInitial=1, var_1_10=256, var_1_11=-64, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2, var_1_18=1, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=1] [L107] CALL assume_abort_if_not(var_1_18 <= 128) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=-64, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2, var_1_18=1, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=1] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_18 <= 128) VAL [isInitial=1, var_1_10=256, var_1_11=-64, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2, var_1_18=1, var_1_19=16, var_1_1=317/5, var_1_7=0, var_1_9=1] [L108] var_1_19 = __VERIFIER_nondet_uchar() [L109] CALL assume_abort_if_not(var_1_19 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=-64, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2, var_1_18=1, var_1_19=1, var_1_1=317/5, var_1_7=0, var_1_9=1] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_19 >= 1) VAL [isInitial=1, var_1_10=256, var_1_11=-64, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2, var_1_18=1, var_1_19=1, var_1_1=317/5, var_1_7=0, var_1_9=1] [L110] CALL assume_abort_if_not(var_1_19 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=256, var_1_11=-64, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2, var_1_18=1, var_1_19=1, var_1_1=317/5, var_1_7=0, var_1_9=1] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_19 <= 127) VAL [isInitial=1, var_1_10=256, var_1_11=-64, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-2, var_1_18=1, var_1_19=1, var_1_1=317/5, var_1_7=0, var_1_9=1] [L123] RET updateVariables() [L124] CALL step() [L44] COND FALSE !(var_1_2 != var_1_3) [L47] COND FALSE !(var_1_5 > (var_1_1 / var_1_4)) [L54] COND TRUE var_1_10 || var_1_9 [L55] var_1_11 = var_1_12 [L59] signed char stepLocal_0 = var_1_15; [L60] COND TRUE var_1_6 > var_1_5 [L61] COND TRUE var_1_1 != (var_1_4 / var_1_8) [L62] COND TRUE (var_1_11 % (var_1_18 + var_1_19)) > stepLocal_0 [L63] var_1_17 = -64 [L124] RET step() [L125] CALL, EXPR property() [L115-L116] return ((((var_1_2 != var_1_3) ? (var_1_1 == ((double) ((var_1_4 - var_1_5) - var_1_6))) : 1) && ((var_1_5 > (var_1_1 / var_1_4)) ? ((var_1_5 > (var_1_4 / var_1_8)) ? (var_1_7 == ((unsigned char) var_1_9)) : (var_1_7 == ((unsigned char) var_1_10))) : 1)) && ((var_1_10 || var_1_9) ? (var_1_11 == ((signed char) var_1_12)) : (var_1_11 == ((signed char) (((((var_1_13) > (var_1_14)) ? (var_1_13) : (var_1_14))) + (var_1_15 + var_1_16)))))) && ((var_1_6 > var_1_5) ? ((var_1_1 != (var_1_4 / var_1_8)) ? (((var_1_11 % (var_1_18 + var_1_19)) > var_1_15) ? (var_1_17 == ((signed long int) -64)) : 1) : 1) : (var_1_17 == ((signed long int) var_1_13))) ; [L125] RET, EXPR property() [L125] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=256, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-64, var_1_18=1, var_1_19=1, var_1_1=317/5, var_1_7=0, var_1_9=1] [L19] reach_error() VAL [isInitial=1, var_1_10=256, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-1, var_1_16=0, var_1_17=-64, var_1_18=1, var_1_19=1, var_1_1=317/5, var_1_7=0, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 49 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 1, TraceHistogramMax: 25, 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=49occurred 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, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 188 NumberOfCodeBlocks, 188 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-14 05:48:26,040 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-94.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/bin/utaipan-verify-sOmjnqqW8E --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 820fad28a618c22b6242a8e14ae90ac0fc335b806e3e05285d30a1fc6bbe20e1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 05:48:28,551 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 05:48:28,654 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-14 05:48:28,659 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 05:48:28,659 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 05:48:28,718 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 05:48:28,719 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 05:48:28,719 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 05:48:28,719 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 05:48:28,719 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 05:48:28,719 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 05:48:28,720 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 05:48:28,720 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 05:48:28,720 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 05:48:28,720 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 05:48:28,720 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 05:48:28,721 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 05:48:28,721 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 05:48:28,721 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 05:48:28,721 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 05:48:28,721 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 05:48:28,721 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 05:48:28,721 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 05:48:28,722 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 05:48:28,722 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 05:48:28,722 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 05:48:28,722 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 05:48:28,722 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 05:48:28,722 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 05:48:28,722 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 05:48:28,722 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 05:48:28,722 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 05:48:28,722 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 05:48:28,723 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 05:48:28,723 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 05:48:28,723 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:48:28,723 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 05:48:28,723 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 05:48:28,724 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 05:48:28,724 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 05:48:28,724 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 05:48:28,724 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 05:48:28,724 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 05:48:28,724 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/bin/utaipan-verify-sOmjnqqW8E 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 -> 820fad28a618c22b6242a8e14ae90ac0fc335b806e3e05285d30a1fc6bbe20e1 [2024-11-14 05:48:29,034 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 05:48:29,045 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 05:48:29,048 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 05:48:29,050 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 05:48:29,051 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 05:48:29,053 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-94.i Unable to find full path for "g++" [2024-11-14 05:48:31,019 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 05:48:31,332 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 05:48:31,336 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-94.i [2024-11-14 05:48:31,349 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/bin/utaipan-verify-sOmjnqqW8E/data/79f39f108/cf7c9547de6b4a90847719c9debf9a60/FLAGbf7c55e04 [2024-11-14 05:48:31,373 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/bin/utaipan-verify-sOmjnqqW8E/data/79f39f108/cf7c9547de6b4a90847719c9debf9a60 [2024-11-14 05:48:31,376 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 05:48:31,377 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 05:48:31,380 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 05:48:31,382 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 05:48:31,386 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 05:48:31,387 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:48:31" (1/1) ... [2024-11-14 05:48:31,390 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4af2140c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:48:31, skipping insertion in model container [2024-11-14 05:48:31,391 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:48:31" (1/1) ... [2024-11-14 05:48:31,413 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:48:31,577 WARN L250 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_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-94.i[913,926] [2024-11-14 05:48:31,653 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:48:31,675 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 05:48:31,689 WARN L250 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_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-94.i[913,926] [2024-11-14 05:48:31,733 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:48:31,758 INFO L204 MainTranslator]: Completed translation [2024-11-14 05:48:31,759 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:48:31 WrapperNode [2024-11-14 05:48:31,759 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 05:48:31,761 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 05:48:31,761 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 05:48:31,761 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 05:48:31,769 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:48:31" (1/1) ... [2024-11-14 05:48:31,785 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:48:31" (1/1) ... [2024-11-14 05:48:31,814 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 137 [2024-11-14 05:48:31,814 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 05:48:31,818 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 05:48:31,818 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 05:48:31,818 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 05:48:31,826 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:48:31" (1/1) ... [2024-11-14 05:48:31,826 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:48:31" (1/1) ... [2024-11-14 05:48:31,830 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:48:31" (1/1) ... [2024-11-14 05:48:31,830 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:48:31" (1/1) ... [2024-11-14 05:48:31,846 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:48:31" (1/1) ... [2024-11-14 05:48:31,849 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:48:31" (1/1) ... [2024-11-14 05:48:31,851 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:48:31" (1/1) ... [2024-11-14 05:48:31,853 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:48:31" (1/1) ... [2024-11-14 05:48:31,856 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 05:48:31,856 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 05:48:31,857 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 05:48:31,857 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 05:48:31,858 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:48:31" (1/1) ... [2024-11-14 05:48:31,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:48:31,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:48:31,898 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 05:48:31,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 05:48:31,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 05:48:31,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 05:48:31,937 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 05:48:31,937 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 05:48:31,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 05:48:31,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 05:48:32,047 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 05:48:32,049 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 05:48:45,877 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-14 05:48:45,878 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 05:48:45,889 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 05:48:45,889 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 05:48:45,890 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:48:45 BoogieIcfgContainer [2024-11-14 05:48:45,890 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 05:48:45,892 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 05:48:45,892 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 05:48:45,900 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 05:48:45,901 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 05:48:31" (1/3) ... [2024-11-14 05:48:45,901 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10c14ffa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:48:45, skipping insertion in model container [2024-11-14 05:48:45,902 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:48:31" (2/3) ... [2024-11-14 05:48:45,902 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10c14ffa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:48:45, skipping insertion in model container [2024-11-14 05:48:45,902 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:48:45" (3/3) ... [2024-11-14 05:48:45,903 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_normal_file-94.i [2024-11-14 05:48:45,919 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 05:48:45,920 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_normal_file-94.i that has 2 procedures, 67 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 05:48:45,974 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 05:48:45,987 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@52c5b816, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 05:48:45,987 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 05:48:45,991 INFO L276 IsEmpty]: Start isEmpty. Operand has 67 states, 39 states have (on average 1.3076923076923077) internal successors, (51), 40 states have internal predecessors, (51), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-14 05:48:46,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-14 05:48:46,004 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:48:46,005 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:48:46,005 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:48:46,010 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:48:46,010 INFO L85 PathProgramCache]: Analyzing trace with hash 1296414845, now seen corresponding path program 1 times [2024-11-14 05:48:46,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:48:46,019 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [884248716] [2024-11-14 05:48:46,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:48:46,020 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:48:46,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:48:46,022 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 05:48:46,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-14 05:48:47,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:48:47,861 INFO L255 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-14 05:48:47,870 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:48:47,915 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 620 proven. 0 refuted. 0 times theorem prover too weak. 580 trivial. 0 not checked. [2024-11-14 05:48:47,915 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:48:47,915 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:48:47,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [884248716] [2024-11-14 05:48:47,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [884248716] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:48:47,916 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:48:47,917 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 05:48:47,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1517889074] [2024-11-14 05:48:47,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:48:47,923 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 05:48:47,923 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:48:47,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 05:48:47,942 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 05:48:47,945 INFO L87 Difference]: Start difference. First operand has 67 states, 39 states have (on average 1.3076923076923077) internal successors, (51), 40 states have internal predecessors, (51), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-14 05:48:47,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:48:47,989 INFO L93 Difference]: Finished difference Result 127 states and 221 transitions. [2024-11-14 05:48:47,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 05:48:47,992 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 154 [2024-11-14 05:48:47,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:48:48,002 INFO L225 Difference]: With dead ends: 127 [2024-11-14 05:48:48,002 INFO L226 Difference]: Without dead ends: 63 [2024-11-14 05:48:48,007 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 05:48:48,013 INFO L432 NwaCegarLoop]: 94 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, 94 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-14 05:48:48,014 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 05:48:48,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2024-11-14 05:48:48,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2024-11-14 05:48:48,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 36 states have (on average 1.2222222222222223) internal successors, (44), 36 states have internal predecessors, (44), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-14 05:48:48,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 94 transitions. [2024-11-14 05:48:48,061 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 94 transitions. Word has length 154 [2024-11-14 05:48:48,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:48:48,062 INFO L471 AbstractCegarLoop]: Abstraction has 63 states and 94 transitions. [2024-11-14 05:48:48,063 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-14 05:48:48,065 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 94 transitions. [2024-11-14 05:48:48,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-14 05:48:48,073 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:48:48,073 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:48:48,095 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-14 05:48:48,274 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:48:48,274 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:48:48,275 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:48:48,275 INFO L85 PathProgramCache]: Analyzing trace with hash 130982151, now seen corresponding path program 1 times [2024-11-14 05:48:48,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:48:48,276 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1202243210] [2024-11-14 05:48:48,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:48:48,276 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:48:48,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:48:48,278 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 05:48:48,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f5aef3-fbbc-4e18-9eae-1fa2d9cc8a4f/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-14 05:48:50,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:48:50,219 INFO L255 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-14 05:48:50,230 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:49:52,441 WARN L286 SmtUtils]: Spent 12.21s on a formula simplification that was a NOOP. DAG size: 30 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 05:50:37,008 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)))) (and (fp.geq c_~var_1_6~0 .cse0) (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (fp.geq c_~var_1_5~0 .cse0) (bvsge ((_ zero_extend 24) c_~var_1_9~0) (_ bv1 32)) (not (fp.gt c_~var_1_5~0 (fp.div c_currentRoundingMode c_~var_1_1~0 c_~var_1_4~0))) (fp.leq c_~var_1_4~0 .cse1) (fp.geq c_~var_1_4~0 .cse0) (fp.leq c_~var_1_6~0 .cse1) (= c_currentRoundingMode roundNearestTiesToEven) (= (fp.sub c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_4~0 c_~var_1_5~0) c_~var_1_6~0) c_~var_1_1~0))) is different from false [2024-11-14 05:50:39,066 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)))) (and (fp.geq c_~var_1_6~0 .cse0) (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (fp.geq c_~var_1_5~0 .cse0) (bvsge ((_ zero_extend 24) c_~var_1_9~0) (_ bv1 32)) (not (fp.gt c_~var_1_5~0 (fp.div c_currentRoundingMode c_~var_1_1~0 c_~var_1_4~0))) (fp.leq c_~var_1_4~0 .cse1) (fp.geq c_~var_1_4~0 .cse0) (fp.leq c_~var_1_6~0 .cse1) (= c_currentRoundingMode roundNearestTiesToEven) (= (fp.sub c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_4~0 c_~var_1_5~0) c_~var_1_6~0) c_~var_1_1~0))) is different from true [2024-11-14 05:51:27,800 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)))) (and (fp.geq c_~var_1_6~0 .cse0) (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (= c_~var_1_12~0 c_~var_1_11~0) (fp.geq c_~var_1_5~0 .cse0) (bvsge ((_ zero_extend 24) c_~var_1_9~0) (_ bv1 32)) (not (fp.gt c_~var_1_5~0 (fp.div c_currentRoundingMode c_~var_1_1~0 c_~var_1_4~0))) (fp.leq c_~var_1_4~0 .cse1) (fp.geq c_~var_1_4~0 .cse0) (fp.leq c_~var_1_6~0 .cse1) (= c_currentRoundingMode roundNearestTiesToEven) (= (fp.sub c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_4~0 c_~var_1_5~0) c_~var_1_6~0) c_~var_1_1~0))) is different from false [2024-11-14 05:51:29,867 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)))) (and (fp.geq c_~var_1_6~0 .cse0) (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (= c_~var_1_12~0 c_~var_1_11~0) (fp.geq c_~var_1_5~0 .cse0) (bvsge ((_ zero_extend 24) c_~var_1_9~0) (_ bv1 32)) (not (fp.gt c_~var_1_5~0 (fp.div c_currentRoundingMode c_~var_1_1~0 c_~var_1_4~0))) (fp.leq c_~var_1_4~0 .cse1) (fp.geq c_~var_1_4~0 .cse0) (fp.leq c_~var_1_6~0 .cse1) (= c_currentRoundingMode roundNearestTiesToEven) (= (fp.sub c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_4~0 c_~var_1_5~0) c_~var_1_6~0) c_~var_1_1~0))) is different from true [2024-11-14 05:53:12,085 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))))) (and (fp.geq c_~var_1_6~0 .cse0) (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (= c_~var_1_12~0 c_~var_1_11~0) (fp.geq c_~var_1_5~0 .cse0) (bvsge ((_ zero_extend 24) c_~var_1_9~0) (_ bv1 32)) (= ((_ sign_extend 24) c_~var_1_13~0) c_~var_1_17~0) (not (fp.gt c_~var_1_5~0 (fp.div c_currentRoundingMode c_~var_1_1~0 c_~var_1_4~0))) (fp.leq c_~var_1_4~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (fp.geq c_~var_1_4~0 .cse0) (not (fp.gt c_~var_1_6~0 c_~var_1_5~0)) (= c_currentRoundingMode roundNearestTiesToEven) (= (fp.sub c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_4~0 c_~var_1_5~0) c_~var_1_6~0) c_~var_1_1~0))) is different from false [2024-11-14 05:53:14,145 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))))) (and (fp.geq c_~var_1_6~0 .cse0) (fp.leq c_~var_1_5~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (= c_~var_1_12~0 c_~var_1_11~0) (fp.geq c_~var_1_5~0 .cse0) (bvsge ((_ zero_extend 24) c_~var_1_9~0) (_ bv1 32)) (= ((_ sign_extend 24) c_~var_1_13~0) c_~var_1_17~0) (not (fp.gt c_~var_1_5~0 (fp.div c_currentRoundingMode c_~var_1_1~0 c_~var_1_4~0))) (fp.leq c_~var_1_4~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (fp.geq c_~var_1_4~0 .cse0) (not (fp.gt c_~var_1_6~0 c_~var_1_5~0)) (= c_currentRoundingMode roundNearestTiesToEven) (= (fp.sub c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_4~0 c_~var_1_5~0) c_~var_1_6~0) c_~var_1_1~0))) is different from true