./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-16.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-16.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91 --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 1689f85c28d1e6434194d2a6f7eb0aae66aa4ed557053bab0b2942bb334560be --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:14:59,224 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:14:59,289 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-24 23:14:59,295 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:14:59,296 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:14:59,327 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:14:59,330 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:14:59,331 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:14:59,332 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:14:59,337 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:14:59,338 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:14:59,338 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:14:59,339 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:14:59,341 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:14:59,341 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:14:59,342 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:14:59,342 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:14:59,342 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:14:59,343 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:14:59,343 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:14:59,344 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:14:59,344 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:14:59,345 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:14:59,346 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:14:59,346 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:14:59,346 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:14:59,347 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:14:59,347 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:14:59,348 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:14:59,348 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:14:59,348 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:14:59,349 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:14:59,349 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:14:59,349 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:14:59,350 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:14:59,350 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:14:59,350 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:14:59,350 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:14:59,351 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:14:59,351 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:14:59,351 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:14:59,352 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:14:59,352 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:14:59,352 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:14:59,352 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:14:59,353 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:14:59,353 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:14:59,353 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1689f85c28d1e6434194d2a6f7eb0aae66aa4ed557053bab0b2942bb334560be [2023-11-24 23:14:59,609 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:14:59,647 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:14:59,650 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:14:59,653 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:14:59,654 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:14:59,655 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-16.i [2023-11-24 23:15:02,838 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:15:03,169 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:15:03,170 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-16.i [2023-11-24 23:15:03,181 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91/data/5f1e0cb02/93ae50cfc9d9468ea014c5be2d6b204f/FLAGb9910194e [2023-11-24 23:15:03,198 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91/data/5f1e0cb02/93ae50cfc9d9468ea014c5be2d6b204f [2023-11-24 23:15:03,201 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:15:03,203 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:15:03,205 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:15:03,205 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:15:03,216 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:15:03,216 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:15:03" (1/1) ... [2023-11-24 23:15:03,217 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fe79b4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:03, skipping insertion in model container [2023-11-24 23:15:03,218 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:15:03" (1/1) ... [2023-11-24 23:15:03,260 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:15:03,401 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-16.i[916,929] [2023-11-24 23:15:03,465 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:15:03,480 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:15:03,493 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-16.i[916,929] [2023-11-24 23:15:03,537 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:15:03,559 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:15:03,560 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:03 WrapperNode [2023-11-24 23:15:03,560 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:15:03,562 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:15:03,562 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:15:03,562 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:15:03,571 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:03" (1/1) ... [2023-11-24 23:15:03,587 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:03" (1/1) ... [2023-11-24 23:15:03,649 INFO L138 Inliner]: procedures = 29, calls = 160, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 419 [2023-11-24 23:15:03,649 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:15:03,650 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:15:03,650 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:15:03,650 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:15:03,660 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:03" (1/1) ... [2023-11-24 23:15:03,660 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:03" (1/1) ... [2023-11-24 23:15:03,667 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:03" (1/1) ... [2023-11-24 23:15:03,668 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:03" (1/1) ... [2023-11-24 23:15:03,702 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:03" (1/1) ... [2023-11-24 23:15:03,710 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:03" (1/1) ... [2023-11-24 23:15:03,732 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:03" (1/1) ... [2023-11-24 23:15:03,735 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:03" (1/1) ... [2023-11-24 23:15:03,741 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:15:03,742 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:15:03,742 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:15:03,743 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:15:03,744 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:03" (1/1) ... [2023-11-24 23:15:03,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:15:03,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:15:03,786 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:15:03,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:15:03,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:15:03,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-24 23:15:03,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:15:03,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-24 23:15:03,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:15:03,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-24 23:15:03,846 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:15:03,846 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:15:03,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:15:03,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:15:03,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:15:04,017 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:15:04,020 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:15:04,657 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:15:05,328 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:15:05,329 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:15:05,331 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:15:05 BoogieIcfgContainer [2023-11-24 23:15:05,332 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:15:05,337 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:15:05,338 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:15:05,342 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:15:05,342 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:15:03" (1/3) ... [2023-11-24 23:15:05,344 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cd1413f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:15:05, skipping insertion in model container [2023-11-24 23:15:05,344 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:03" (2/3) ... [2023-11-24 23:15:05,346 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cd1413f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:15:05, skipping insertion in model container [2023-11-24 23:15:05,347 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:15:05" (3/3) ... [2023-11-24 23:15:05,349 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-16.i [2023-11-24 23:15:05,371 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:15:05,372 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:15:05,443 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:15:05,449 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@bee01ec, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:15:05,450 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:15:05,453 INFO L276 IsEmpty]: Start isEmpty. Operand has 51 states, 27 states have (on average 1.1111111111111112) internal successors, (30), 28 states have internal predecessors, (30), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2023-11-24 23:15:05,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-24 23:15:05,467 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:15:05,469 INFO L195 NwaCegarLoop]: trace histogram [21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:15:05,469 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:15:05,475 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:15:05,476 INFO L85 PathProgramCache]: Analyzing trace with hash 1202224798, now seen corresponding path program 1 times [2023-11-24 23:15:05,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:15:05,488 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734085639] [2023-11-24 23:15:05,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:15:05,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:15:05,769 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-24 23:15:05,769 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1642893652] [2023-11-24 23:15:05,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:15:05,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:15:05,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:15:05,773 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:15:05,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-24 23:15:06,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:15:06,651 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:15:07,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:15:07,176 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-24 23:15:07,178 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-24 23:15:07,180 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-24 23:15:07,203 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:15:07,404 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:15:07,408 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-24 23:15:07,412 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-24 23:15:07,479 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem36 could not be translated [2023-11-24 23:15:07,480 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem36 could not be translated [2023-11-24 23:15:07,480 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem37 could not be translated [2023-11-24 23:15:07,481 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem37 could not be translated [2023-11-24 23:15:07,481 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem39 could not be translated [2023-11-24 23:15:07,482 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem39 could not be translated [2023-11-24 23:15:07,482 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated [2023-11-24 23:15:07,483 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated [2023-11-24 23:15:07,488 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated [2023-11-24 23:15:07,493 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short48 could not be translated [2023-11-24 23:15:07,493 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short44 could not be translated [2023-11-24 23:15:07,493 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated [2023-11-24 23:15:07,493 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short47 could not be translated [2023-11-24 23:15:07,493 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated [2023-11-24 23:15:07,494 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated [2023-11-24 23:15:07,494 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated [2023-11-24 23:15:07,495 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short44 could not be translated [2023-11-24 23:15:07,495 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short48 could not be translated [2023-11-24 23:15:07,495 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated [2023-11-24 23:15:07,495 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short47 could not be translated [2023-11-24 23:15:07,495 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated [2023-11-24 23:15:07,495 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated [2023-11-24 23:15:07,496 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated [2023-11-24 23:15:07,496 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated [2023-11-24 23:15:07,496 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-24 23:15:07,496 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated [2023-11-24 23:15:07,497 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated [2023-11-24 23:15:07,497 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short52 could not be translated [2023-11-24 23:15:07,497 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated [2023-11-24 23:15:07,498 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated [2023-11-24 23:15:07,498 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short52 could not be translated [2023-11-24 23:15:07,498 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated [2023-11-24 23:15:07,498 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated [2023-11-24 23:15:07,498 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated [2023-11-24 23:15:07,498 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-24 23:15:07,499 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated [2023-11-24 23:15:07,499 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-24 23:15:07,500 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-24 23:15:07,500 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated [2023-11-24 23:15:07,501 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated [2023-11-24 23:15:07,501 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated [2023-11-24 23:15:07,501 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated [2023-11-24 23:15:07,502 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated [2023-11-24 23:15:07,502 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated [2023-11-24 23:15:07,503 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated [2023-11-24 23:15:07,503 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated [2023-11-24 23:15:07,504 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-24 23:15:07,504 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-24 23:15:07,505 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated [2023-11-24 23:15:07,505 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated [2023-11-24 23:15:07,506 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-11-24 23:15:07,506 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-11-24 23:15:07,507 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated [2023-11-24 23:15:07,507 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated [2023-11-24 23:15:07,508 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated [2023-11-24 23:15:07,516 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated [2023-11-24 23:15:07,517 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem72 could not be translated [2023-11-24 23:15:07,517 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem72 could not be translated [2023-11-24 23:15:07,518 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated [2023-11-24 23:15:07,518 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated [2023-11-24 23:15:07,519 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated [2023-11-24 23:15:07,519 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated [2023-11-24 23:15:07,520 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated [2023-11-24 23:15:07,520 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated [2023-11-24 23:15:07,520 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated [2023-11-24 23:15:07,521 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated [2023-11-24 23:15:07,547 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 11:15:07 BoogieIcfgContainer [2023-11-24 23:15:07,548 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-24 23:15:07,549 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:15:07,549 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:15:07,549 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:15:07,550 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:15:05" (3/4) ... [2023-11-24 23:15:07,557 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:15:07,558 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:15:07,560 INFO L158 Benchmark]: Toolchain (without parser) took 4356.00ms. Allocated memory was 153.1MB in the beginning and 188.7MB in the end (delta: 35.7MB). Free memory was 121.4MB in the beginning and 56.5MB in the end (delta: 64.9MB). Peak memory consumption was 100.5MB. Max. memory is 16.1GB. [2023-11-24 23:15:07,560 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 111.1MB. Free memory is still 70.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:15:07,562 INFO L158 Benchmark]: CACSL2BoogieTranslator took 356.01ms. Allocated memory is still 153.1MB. Free memory was 121.4MB in the beginning and 106.8MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 23:15:07,563 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.66ms. Allocated memory is still 153.1MB. Free memory was 106.8MB in the beginning and 103.3MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:15:07,569 INFO L158 Benchmark]: Boogie Preprocessor took 91.44ms. Allocated memory is still 153.1MB. Free memory was 103.3MB in the beginning and 100.0MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:15:07,571 INFO L158 Benchmark]: RCFGBuilder took 1590.30ms. Allocated memory was 153.1MB in the beginning and 188.7MB in the end (delta: 35.7MB). Free memory was 100.0MB in the beginning and 135.0MB in the end (delta: -35.0MB). Peak memory consumption was 45.3MB. Max. memory is 16.1GB. [2023-11-24 23:15:07,571 INFO L158 Benchmark]: TraceAbstraction took 2211.26ms. Allocated memory is still 188.7MB. Free memory was 135.0MB in the beginning and 57.5MB in the end (delta: 77.5MB). Peak memory consumption was 77.6MB. Max. memory is 16.1GB. [2023-11-24 23:15:07,572 INFO L158 Benchmark]: Witness Printer took 9.08ms. Allocated memory is still 188.7MB. Free memory was 57.5MB in the beginning and 56.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:15:07,582 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 111.1MB. Free memory is still 70.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 356.01ms. Allocated memory is still 153.1MB. Free memory was 121.4MB in the beginning and 106.8MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.66ms. Allocated memory is still 153.1MB. Free memory was 106.8MB in the beginning and 103.3MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 91.44ms. Allocated memory is still 153.1MB. Free memory was 103.3MB in the beginning and 100.0MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1590.30ms. Allocated memory was 153.1MB in the beginning and 188.7MB in the end (delta: 35.7MB). Free memory was 100.0MB in the beginning and 135.0MB in the end (delta: -35.0MB). Peak memory consumption was 45.3MB. Max. memory is 16.1GB. * TraceAbstraction took 2211.26ms. Allocated memory is still 188.7MB. Free memory was 135.0MB in the beginning and 57.5MB in the end (delta: 77.5MB). Peak memory consumption was 77.6MB. Max. memory is 16.1GB. * Witness Printer took 9.08ms. Allocated memory is still 188.7MB. Free memory was 57.5MB in the beginning and 56.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem36 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem36 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem37 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem37 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem39 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem39 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem66 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem69 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem72 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem72 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem75 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 45, overapproximation of someBinaryDOUBLEComparisonOperation at line 43. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[3] = { 1, 0, 1 }; [L25-L27] float float_Array_0[3] = { 3.8, 2.75, 1000000.8 }; [L28-L30] signed char signed_char_Array_0[5] = { 32, 25, 2, 0, 2 }; [L31-L33] signed short int signed_short_int_Array_0[3] = { -32, 256, 4 }; [L34] signed char last_1_signed_char_Array_0_1_ = 25; [L105] isInitial = 1 [L106] FCALL initially() [L107] COND TRUE 1 [L108] CALL updateLastVariables() [L98] EXPR signed_char_Array_0[1] [L98] last_1_signed_char_Array_0_1_ = signed_char_Array_0[1] [L108] RET updateLastVariables() [L109] CALL updateVariables() [L65] BOOL_unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L66] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L66] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L67] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L67] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L68] BOOL_unsigned_char_Array_0[1] = __VERIFIER_nondet_uchar() [L69] EXPR BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L69] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L70] EXPR BOOL_unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L70] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L71] float_Array_0[0] = __VERIFIER_nondet_float() [L72] EXPR float_Array_0[0] [L72] EXPR float_Array_0[0] >= -922337.2036854765600e+13F && float_Array_0[0] <= -1.0e-20F [L72] EXPR float_Array_0[0] [L72] EXPR float_Array_0[0] >= -922337.2036854765600e+13F && float_Array_0[0] <= -1.0e-20F [L72] EXPR (float_Array_0[0] >= -922337.2036854765600e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854765600e+12F && float_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L72] CALL assume_abort_if_not((float_Array_0[0] >= -922337.2036854765600e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854765600e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not((float_Array_0[0] >= -922337.2036854765600e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854765600e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L73] float_Array_0[1] = __VERIFIER_nondet_float() [L74] EXPR float_Array_0[1] [L74] EXPR float_Array_0[1] >= -922337.2036854776000e+13F && float_Array_0[1] <= -1.0e-20F [L74] EXPR (float_Array_0[1] >= -922337.2036854776000e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F ) [L74] EXPR float_Array_0[1] [L74] EXPR float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F [L74] EXPR float_Array_0[1] [L74] EXPR float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F [L74] EXPR (float_Array_0[1] >= -922337.2036854776000e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L74] CALL assume_abort_if_not((float_Array_0[1] >= -922337.2036854776000e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not((float_Array_0[1] >= -922337.2036854776000e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L75] EXPR float_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L75] CALL assume_abort_if_not(float_Array_0[1] != 0.0F) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(float_Array_0[1] != 0.0F) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L76] signed_char_Array_0[0] = __VERIFIER_nondet_char() [L77] EXPR signed_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L77] CALL assume_abort_if_not(signed_char_Array_0[0] >= 31) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(signed_char_Array_0[0] >= 31) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L78] EXPR signed_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L78] CALL assume_abort_if_not(signed_char_Array_0[0] <= 63) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(signed_char_Array_0[0] <= 63) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L79] signed_char_Array_0[2] = __VERIFIER_nondet_char() [L80] EXPR signed_char_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L80] CALL assume_abort_if_not(signed_char_Array_0[2] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(signed_char_Array_0[2] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L81] EXPR signed_char_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L81] CALL assume_abort_if_not(signed_char_Array_0[2] <= 31) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(signed_char_Array_0[2] <= 31) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L82] signed_char_Array_0[3] = __VERIFIER_nondet_char() [L83] EXPR signed_char_Array_0[3] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L83] CALL assume_abort_if_not(signed_char_Array_0[3] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(signed_char_Array_0[3] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L84] EXPR signed_char_Array_0[3] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L84] CALL assume_abort_if_not(signed_char_Array_0[3] <= 63) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(signed_char_Array_0[3] <= 63) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L85] signed_char_Array_0[4] = __VERIFIER_nondet_char() [L86] EXPR signed_char_Array_0[4] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L86] CALL assume_abort_if_not(signed_char_Array_0[4] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(signed_char_Array_0[4] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L87] EXPR signed_char_Array_0[4] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L87] CALL assume_abort_if_not(signed_char_Array_0[4] <= 126) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(signed_char_Array_0[4] <= 126) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L88] signed_short_int_Array_0[1] = __VERIFIER_nondet_short() [L89] EXPR signed_short_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L89] CALL assume_abort_if_not(signed_short_int_Array_0[1] >= -32768) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(signed_short_int_Array_0[1] >= -32768) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L90] EXPR signed_short_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L90] CALL assume_abort_if_not(signed_short_int_Array_0[1] <= 32767) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(signed_short_int_Array_0[1] <= 32767) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L91] EXPR signed_short_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L91] CALL assume_abort_if_not(signed_short_int_Array_0[1] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(signed_short_int_Array_0[1] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L92] signed_short_int_Array_0[2] = __VERIFIER_nondet_short() [L93] EXPR signed_short_int_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L93] CALL assume_abort_if_not(signed_short_int_Array_0[2] >= -32768) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(signed_short_int_Array_0[2] >= -32768) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L94] EXPR signed_short_int_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L94] CALL assume_abort_if_not(signed_short_int_Array_0[2] <= 32767) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(signed_short_int_Array_0[2] <= 32767) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L95] EXPR signed_short_int_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L95] CALL assume_abort_if_not(signed_short_int_Array_0[2] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(signed_short_int_Array_0[2] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L109] RET updateVariables() [L110] CALL step() [L38] EXPR signed_short_int_Array_0[2] [L38] EXPR signed_short_int_Array_0[1] [L38] EXPR ((signed_short_int_Array_0[2]) > (signed_short_int_Array_0[1])) ? (signed_short_int_Array_0[2]) : (signed_short_int_Array_0[1]) [L38] EXPR signed_short_int_Array_0[1] [L38] EXPR ((signed_short_int_Array_0[2]) > (signed_short_int_Array_0[1])) ? (signed_short_int_Array_0[2]) : (signed_short_int_Array_0[1]) [L38] COND FALSE !((last_1_signed_char_Array_0_1_ % ((((signed_short_int_Array_0[2]) > (signed_short_int_Array_0[1])) ? (signed_short_int_Array_0[2]) : (signed_short_int_Array_0[1])))) <= -1000000) [L41] EXPR float_Array_0[0] [L41] float_Array_0[2] = float_Array_0[0] [L42] EXPR signed_char_Array_0[3] [L42] signed char stepLocal_2 = signed_char_Array_0[3]; [L43] EXPR float_Array_0[1] [L43] unsigned char stepLocal_1 = 99999.375 <= float_Array_0[1]; [L44] EXPR signed_char_Array_0[2] [L44] COND FALSE !(signed_char_Array_0[2] <= stepLocal_2) [L49] signed_short_int_Array_0[0] = -25 [L51] EXPR BOOL_unsigned_char_Array_0[0] [L51] unsigned char stepLocal_0 = BOOL_unsigned_char_Array_0[0]; [L52] EXPR float_Array_0[0] [L52] EXPR float_Array_0[2] [L52] EXPR float_Array_0[1] [L52] COND FALSE !(float_Array_0[0] < (float_Array_0[2] / float_Array_0[1])) [L110] RET step() [L111] CALL, EXPR property() [L101] EXPR signed_short_int_Array_0[2] [L101] EXPR signed_short_int_Array_0[1] [L101] EXPR ((signed_short_int_Array_0[2]) > (signed_short_int_Array_0[1])) ? (signed_short_int_Array_0[2]) : (signed_short_int_Array_0[1]) [L101] EXPR signed_short_int_Array_0[1] [L101] EXPR ((signed_short_int_Array_0[2]) > (signed_short_int_Array_0[1])) ? (signed_short_int_Array_0[2]) : (signed_short_int_Array_0[1]) [L101] EXPR ((last_1_signed_char_Array_0_1_ % ((((signed_short_int_Array_0[2]) > (signed_short_int_Array_0[1])) ? (signed_short_int_Array_0[2]) : (signed_short_int_Array_0[1])))) <= -1000000) ? (BOOL_unsigned_char_Array_0[2] == ((unsigned char) (BOOL_unsigned_char_Array_0[1] || BOOL_unsigned_char_Array_0[0]))) : 1 [L101] EXPR (((last_1_signed_char_Array_0_1_ % ((((signed_short_int_Array_0[2]) > (signed_short_int_Array_0[1])) ? (signed_short_int_Array_0[2]) : (signed_short_int_Array_0[1])))) <= -1000000) ? (BOOL_unsigned_char_Array_0[2] == ((unsigned char) (BOOL_unsigned_char_Array_0[1] || BOOL_unsigned_char_Array_0[0]))) : 1) && (float_Array_0[2] == ((float) float_Array_0[0])) [L101] EXPR float_Array_0[2] [L101] EXPR float_Array_0[0] [L101] EXPR (((last_1_signed_char_Array_0_1_ % ((((signed_short_int_Array_0[2]) > (signed_short_int_Array_0[1])) ? (signed_short_int_Array_0[2]) : (signed_short_int_Array_0[1])))) <= -1000000) ? (BOOL_unsigned_char_Array_0[2] == ((unsigned char) (BOOL_unsigned_char_Array_0[1] || BOOL_unsigned_char_Array_0[0]))) : 1) && (float_Array_0[2] == ((float) float_Array_0[0])) [L101] EXPR ((((last_1_signed_char_Array_0_1_ % ((((signed_short_int_Array_0[2]) > (signed_short_int_Array_0[1])) ? (signed_short_int_Array_0[2]) : (signed_short_int_Array_0[1])))) <= -1000000) ? (BOOL_unsigned_char_Array_0[2] == ((unsigned char) (BOOL_unsigned_char_Array_0[1] || BOOL_unsigned_char_Array_0[0]))) : 1) && (float_Array_0[2] == ((float) float_Array_0[0]))) && ((float_Array_0[0] < (float_Array_0[2] / float_Array_0[1])) ? ((BOOL_unsigned_char_Array_0[2] || BOOL_unsigned_char_Array_0[0]) ? (signed_char_Array_0[1] == ((signed char) ((((((signed_char_Array_0[3]) > (5)) ? (signed_char_Array_0[3]) : (5))) + (signed_char_Array_0[0] - signed_char_Array_0[2])) - signed_char_Array_0[4]))) : ((float_Array_0[1] > float_Array_0[0]) ? (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[3])) : (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[0])))) : 1) [L101] EXPR float_Array_0[0] [L101] EXPR float_Array_0[2] [L101] EXPR float_Array_0[1] [L101] EXPR (float_Array_0[0] < (float_Array_0[2] / float_Array_0[1])) ? ((BOOL_unsigned_char_Array_0[2] || BOOL_unsigned_char_Array_0[0]) ? (signed_char_Array_0[1] == ((signed char) ((((((signed_char_Array_0[3]) > (5)) ? (signed_char_Array_0[3]) : (5))) + (signed_char_Array_0[0] - signed_char_Array_0[2])) - signed_char_Array_0[4]))) : ((float_Array_0[1] > float_Array_0[0]) ? (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[3])) : (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[0])))) : 1 [L101] EXPR BOOL_unsigned_char_Array_0[2] [L101] EXPR BOOL_unsigned_char_Array_0[2] || BOOL_unsigned_char_Array_0[0] [L101] EXPR (BOOL_unsigned_char_Array_0[2] || BOOL_unsigned_char_Array_0[0]) ? (signed_char_Array_0[1] == ((signed char) ((((((signed_char_Array_0[3]) > (5)) ? (signed_char_Array_0[3]) : (5))) + (signed_char_Array_0[0] - signed_char_Array_0[2])) - signed_char_Array_0[4]))) : ((float_Array_0[1] > float_Array_0[0]) ? (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[3])) : (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[0]))) [L101] EXPR signed_char_Array_0[1] [L101] EXPR signed_char_Array_0[3] [L101] EXPR ((signed_char_Array_0[3]) > (5)) ? (signed_char_Array_0[3]) : (5) [L101] EXPR signed_char_Array_0[3] [L101] EXPR ((signed_char_Array_0[3]) > (5)) ? (signed_char_Array_0[3]) : (5) [L101] EXPR signed_char_Array_0[0] [L101] EXPR signed_char_Array_0[2] [L101] EXPR signed_char_Array_0[4] [L101] EXPR (BOOL_unsigned_char_Array_0[2] || BOOL_unsigned_char_Array_0[0]) ? (signed_char_Array_0[1] == ((signed char) ((((((signed_char_Array_0[3]) > (5)) ? (signed_char_Array_0[3]) : (5))) + (signed_char_Array_0[0] - signed_char_Array_0[2])) - signed_char_Array_0[4]))) : ((float_Array_0[1] > float_Array_0[0]) ? (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[3])) : (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[0]))) [L101] EXPR (float_Array_0[0] < (float_Array_0[2] / float_Array_0[1])) ? ((BOOL_unsigned_char_Array_0[2] || BOOL_unsigned_char_Array_0[0]) ? (signed_char_Array_0[1] == ((signed char) ((((((signed_char_Array_0[3]) > (5)) ? (signed_char_Array_0[3]) : (5))) + (signed_char_Array_0[0] - signed_char_Array_0[2])) - signed_char_Array_0[4]))) : ((float_Array_0[1] > float_Array_0[0]) ? (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[3])) : (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[0])))) : 1 [L101] EXPR ((((last_1_signed_char_Array_0_1_ % ((((signed_short_int_Array_0[2]) > (signed_short_int_Array_0[1])) ? (signed_short_int_Array_0[2]) : (signed_short_int_Array_0[1])))) <= -1000000) ? (BOOL_unsigned_char_Array_0[2] == ((unsigned char) (BOOL_unsigned_char_Array_0[1] || BOOL_unsigned_char_Array_0[0]))) : 1) && (float_Array_0[2] == ((float) float_Array_0[0]))) && ((float_Array_0[0] < (float_Array_0[2] / float_Array_0[1])) ? ((BOOL_unsigned_char_Array_0[2] || BOOL_unsigned_char_Array_0[0]) ? (signed_char_Array_0[1] == ((signed char) ((((((signed_char_Array_0[3]) > (5)) ? (signed_char_Array_0[3]) : (5))) + (signed_char_Array_0[0] - signed_char_Array_0[2])) - signed_char_Array_0[4]))) : ((float_Array_0[1] > float_Array_0[0]) ? (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[3])) : (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[0])))) : 1) [L101] EXPR (((((last_1_signed_char_Array_0_1_ % ((((signed_short_int_Array_0[2]) > (signed_short_int_Array_0[1])) ? (signed_short_int_Array_0[2]) : (signed_short_int_Array_0[1])))) <= -1000000) ? (BOOL_unsigned_char_Array_0[2] == ((unsigned char) (BOOL_unsigned_char_Array_0[1] || BOOL_unsigned_char_Array_0[0]))) : 1) && (float_Array_0[2] == ((float) float_Array_0[0]))) && ((float_Array_0[0] < (float_Array_0[2] / float_Array_0[1])) ? ((BOOL_unsigned_char_Array_0[2] || BOOL_unsigned_char_Array_0[0]) ? (signed_char_Array_0[1] == ((signed char) ((((((signed_char_Array_0[3]) > (5)) ? (signed_char_Array_0[3]) : (5))) + (signed_char_Array_0[0] - signed_char_Array_0[2])) - signed_char_Array_0[4]))) : ((float_Array_0[1] > float_Array_0[0]) ? (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[3])) : (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[0])))) : 1)) && ((signed_char_Array_0[2] <= signed_char_Array_0[3]) ? (((float_Array_0[0] < float_Array_0[2]) && (99999.375 <= float_Array_0[1])) ? (signed_short_int_Array_0[0] == ((signed short int) (signed_char_Array_0[2] + signed_char_Array_0[4]))) : 1) : (signed_short_int_Array_0[0] == ((signed short int) -25))) [L101-L102] return (((((last_1_signed_char_Array_0_1_ % ((((signed_short_int_Array_0[2]) > (signed_short_int_Array_0[1])) ? (signed_short_int_Array_0[2]) : (signed_short_int_Array_0[1])))) <= -1000000) ? (BOOL_unsigned_char_Array_0[2] == ((unsigned char) (BOOL_unsigned_char_Array_0[1] || BOOL_unsigned_char_Array_0[0]))) : 1) && (float_Array_0[2] == ((float) float_Array_0[0]))) && ((float_Array_0[0] < (float_Array_0[2] / float_Array_0[1])) ? ((BOOL_unsigned_char_Array_0[2] || BOOL_unsigned_char_Array_0[0]) ? (signed_char_Array_0[1] == ((signed char) ((((((signed_char_Array_0[3]) > (5)) ? (signed_char_Array_0[3]) : (5))) + (signed_char_Array_0[0] - signed_char_Array_0[2])) - signed_char_Array_0[4]))) : ((float_Array_0[1] > float_Array_0[0]) ? (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[3])) : (signed_char_Array_0[1] == ((signed char) signed_char_Array_0[0])))) : 1)) && ((signed_char_Array_0[2] <= signed_char_Array_0[3]) ? (((float_Array_0[0] < float_Array_0[2]) && (99999.375 <= float_Array_0[1])) ? (signed_short_int_Array_0[0] == ((signed short int) (signed_char_Array_0[2] + signed_char_Array_0[4]))) : 1) : (signed_short_int_Array_0[0] == ((signed short int) -25))) ; [L111] RET, EXPR property() [L111] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=0, cond=0, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=0, cond=0, float_Array_0={5:0}, isInitial=1, last_1_signed_char_Array_0_1_=25, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 51 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 1, TraceHistogramMax: 21, 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=51occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 88 NumberOfCodeBlocks, 88 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 23:15:07,655 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-16.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91 --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 1689f85c28d1e6434194d2a6f7eb0aae66aa4ed557053bab0b2942bb334560be --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:15:10,280 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:15:10,411 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-24 23:15:10,420 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:15:10,421 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:15:10,467 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:15:10,468 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:15:10,469 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:15:10,470 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:15:10,475 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:15:10,476 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:15:10,476 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:15:10,477 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:15:10,478 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:15:10,479 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:15:10,479 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:15:10,481 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:15:10,481 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:15:10,482 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:15:10,483 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:15:10,483 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:15:10,484 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:15:10,484 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:15:10,485 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:15:10,485 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:15:10,486 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:15:10,486 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:15:10,487 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:15:10,487 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:15:10,487 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:15:10,489 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:15:10,489 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 23:15:10,489 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:15:10,490 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:15:10,490 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:15:10,490 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:15:10,491 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:15:10,491 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:15:10,491 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:15:10,492 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:15:10,492 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:15:10,493 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:15:10,493 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:15:10,493 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:15:10,493 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1689f85c28d1e6434194d2a6f7eb0aae66aa4ed557053bab0b2942bb334560be [2023-11-24 23:15:10,923 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:15:10,952 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:15:10,955 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:15:10,956 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:15:10,957 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:15:10,958 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-16.i [2023-11-24 23:15:14,079 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:15:14,332 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:15:14,333 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-16.i [2023-11-24 23:15:14,348 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91/data/629e646b3/81da53ec2bcd402a9b980b45f00308c1/FLAG42759dee2 [2023-11-24 23:15:14,366 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91/data/629e646b3/81da53ec2bcd402a9b980b45f00308c1 [2023-11-24 23:15:14,372 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:15:14,373 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:15:14,379 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:15:14,379 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:15:14,384 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:15:14,387 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:15:14" (1/1) ... [2023-11-24 23:15:14,389 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c5708da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:14, skipping insertion in model container [2023-11-24 23:15:14,389 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:15:14" (1/1) ... [2023-11-24 23:15:14,429 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:15:14,632 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-16.i[916,929] [2023-11-24 23:15:14,740 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:15:14,760 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:15:14,782 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-16.i[916,929] [2023-11-24 23:15:14,852 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:15:14,899 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:15:14,900 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:14 WrapperNode [2023-11-24 23:15:14,900 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:15:14,903 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:15:14,904 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:15:14,904 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:15:14,912 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:14" (1/1) ... [2023-11-24 23:15:14,943 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:14" (1/1) ... [2023-11-24 23:15:15,025 INFO L138 Inliner]: procedures = 33, calls = 160, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 413 [2023-11-24 23:15:15,025 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:15:15,026 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:15:15,026 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:15:15,026 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:15:15,037 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:14" (1/1) ... [2023-11-24 23:15:15,038 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:14" (1/1) ... [2023-11-24 23:15:15,056 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:14" (1/1) ... [2023-11-24 23:15:15,062 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:14" (1/1) ... [2023-11-24 23:15:15,106 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:14" (1/1) ... [2023-11-24 23:15:15,121 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:14" (1/1) ... [2023-11-24 23:15:15,125 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:14" (1/1) ... [2023-11-24 23:15:15,129 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:14" (1/1) ... [2023-11-24 23:15:15,135 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:15:15,136 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:15:15,136 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:15:15,137 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:15:15,148 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:14" (1/1) ... [2023-11-24 23:15:15,155 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:15:15,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:15:15,192 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:15:15,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:15:15,239 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:15:15,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-24 23:15:15,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-24 23:15:15,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:15:15,240 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-11-24 23:15:15,240 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-11-24 23:15:15,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-11-24 23:15:15,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-11-24 23:15:15,243 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:15:15,243 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:15:15,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:15:15,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:15:15,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-24 23:15:15,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-11-24 23:15:15,415 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:15:15,418 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:15:20,256 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:15:20,331 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:15:20,332 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:15:20,333 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:15:20 BoogieIcfgContainer [2023-11-24 23:15:20,334 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:15:20,336 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:15:20,336 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:15:20,340 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:15:20,340 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:15:14" (1/3) ... [2023-11-24 23:15:20,342 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f70645f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:15:20, skipping insertion in model container [2023-11-24 23:15:20,342 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:15:14" (2/3) ... [2023-11-24 23:15:20,344 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f70645f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:15:20, skipping insertion in model container [2023-11-24 23:15:20,344 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:15:20" (3/3) ... [2023-11-24 23:15:20,346 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-16.i [2023-11-24 23:15:20,366 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:15:20,366 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:15:20,425 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:15:20,432 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@d8caaf4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:15:20,432 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:15:20,441 INFO L276 IsEmpty]: Start isEmpty. Operand has 103 states, 79 states have (on average 1.4303797468354431) internal successors, (113), 80 states have internal predecessors, (113), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2023-11-24 23:15:20,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-11-24 23:15:20,465 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:15:20,466 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:15:20,466 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:15:20,473 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:15:20,474 INFO L85 PathProgramCache]: Analyzing trace with hash -2040594494, now seen corresponding path program 1 times [2023-11-24 23:15:20,499 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:15:20,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1827518858] [2023-11-24 23:15:20,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:15:20,500 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:15:20,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:15:20,503 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:15:20,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-24 23:15:21,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:15:21,212 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:15:21,224 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:15:21,272 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 440 proven. 0 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2023-11-24 23:15:21,272 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:15:21,273 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:15:21,273 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1827518858] [2023-11-24 23:15:21,274 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1827518858] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:15:21,274 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:15:21,274 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 23:15:21,276 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2007253488] [2023-11-24 23:15:21,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:15:21,282 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-24 23:15:21,282 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:15:21,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-24 23:15:21,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:15:21,315 INFO L87 Difference]: Start difference. First operand has 103 states, 79 states have (on average 1.4303797468354431) internal successors, (113), 80 states have internal predecessors, (113), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-24 23:15:21,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:15:21,397 INFO L93 Difference]: Finished difference Result 199 states and 323 transitions. [2023-11-24 23:15:21,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 23:15:21,400 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 152 [2023-11-24 23:15:21,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:15:21,410 INFO L225 Difference]: With dead ends: 199 [2023-11-24 23:15:21,410 INFO L226 Difference]: Without dead ends: 97 [2023-11-24 23:15:21,418 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:15:21,423 INFO L413 NwaCegarLoop]: 138 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 138 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-24 23:15:21,425 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 138 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-24 23:15:21,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2023-11-24 23:15:21,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2023-11-24 23:15:21,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 74 states have (on average 1.3513513513513513) internal successors, (100), 74 states have internal predecessors, (100), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2023-11-24 23:15:21,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 142 transitions. [2023-11-24 23:15:21,508 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 142 transitions. Word has length 152 [2023-11-24 23:15:21,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:15:21,510 INFO L495 AbstractCegarLoop]: Abstraction has 97 states and 142 transitions. [2023-11-24 23:15:21,510 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-24 23:15:21,511 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 142 transitions. [2023-11-24 23:15:21,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-11-24 23:15:21,517 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:15:21,518 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:15:21,529 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:15:21,718 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:15:21,719 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:15:21,719 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:15:21,719 INFO L85 PathProgramCache]: Analyzing trace with hash -795253860, now seen corresponding path program 1 times [2023-11-24 23:15:21,720 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:15:21,721 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [254467466] [2023-11-24 23:15:21,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:15:21,721 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-24 23:15:21,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:15:21,723 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-24 23:15:21,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-24 23:15:22,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:15:22,623 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-24 23:15:22,635 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:15:23,475 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-24 23:15:24,315 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 32 [2023-11-24 23:15:24,904 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 42 [2023-11-24 23:15:25,394 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 42 [2023-11-24 23:15:25,877 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 42 [2023-11-24 23:15:26,321 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 42 [2023-11-24 23:15:26,750 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 42 [2023-11-24 23:15:27,255 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 42 [2023-11-24 23:15:27,871 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 113 treesize of output 65 [2023-11-24 23:15:28,014 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 75 [2023-11-24 23:15:28,319 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 23:15:28,320 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 191 treesize of output 77 [2023-11-24 23:15:28,454 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 560 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2023-11-24 23:15:28,455 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:15:28,638 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_59 (Array (_ BitVec 32) (_ BitVec 32)))) (let ((.cse1 (select (store |c_#memory_int| |c_~#signed_short_int_Array_0~0.base| v_ArrVal_59) |c_~#float_Array_0~0.base|))) (fp.eq (let ((.cse0 (select .cse1 (bvadd (_ bv8 32) |c_~#float_Array_0~0.offset|)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (let ((.cse2 (select .cse1 |c_~#float_Array_0~0.offset|))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2)))))) is different from false [2023-11-24 23:15:28,693 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_59 (Array (_ BitVec 32) (_ BitVec 32))) (|v_skolemized_q#valueAsBitvector_18| (_ BitVec 32))) (let ((.cse1 (select |c_#memory_int| |c_~#float_Array_0~0.base|))) (or (not (= (let ((.cse0 (select .cse1 |c_~#float_Array_0~0.offset|))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_18|)))) (let ((.cse4 (bvadd (_ bv8 32) |c_~#float_Array_0~0.offset|))) (let ((.cse3 (select (store (store |c_#memory_int| |c_~#float_Array_0~0.base| (store .cse1 .cse4 |v_skolemized_q#valueAsBitvector_18|)) |c_~#signed_short_int_Array_0~0.base| v_ArrVal_59) |c_~#float_Array_0~0.base|))) (fp.eq (let ((.cse2 (select .cse3 .cse4))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2))) (let ((.cse5 (select .cse3 |c_~#float_Array_0~0.offset|))) (fp ((_ extract 31 31) .cse5) ((_ extract 30 23) .cse5) ((_ extract 22 0) .cse5))))))))) is different from false [2023-11-24 23:15:28,817 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:15:28,817 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [254467466] [2023-11-24 23:15:28,817 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [254467466] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-24 23:15:28,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [15066144] [2023-11-24 23:15:28,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:15:28,818 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:15:28,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-24 23:15:28,824 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:15:28,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880e00d3-872d-47d8-9630-cf70bbe3a685/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-24 23:15:31,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:15:31,303 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 43 conjunts are in the unsatisfiable core [2023-11-24 23:15:31,319 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:15:32,270 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-24 23:15:33,646 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 32 [2023-11-24 23:15:36,148 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 78 [2023-11-24 23:15:37,013 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 78 [2023-11-24 23:15:37,803 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 78 [2023-11-24 23:15:38,647 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 78 [2023-11-24 23:15:39,607 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 78 [2023-11-24 23:15:40,819 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 78 [2023-11-24 23:15:42,165 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 151 treesize of output 90 [2023-11-24 23:15:42,453 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 144 treesize of output 105 [2023-11-24 23:15:45,568 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 176 proven. 416 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2023-11-24 23:15:45,568 INFO L327 TraceCheckSpWp]: Computing backward predicates...