./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-79.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_1114d056-6c43-4403-996b-5472864291f8/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/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_1114d056-6c43-4403-996b-5472864291f8/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-79.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/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_1114d056-6c43-4403-996b-5472864291f8/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 1d35048482bec5585a23759f57e0e5f27fb64289f87c796a48314ffe6a1f4ee7 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:19:49,798 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:19:49,913 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-24 23:19:49,924 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:19:49,925 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:19:49,962 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:19:49,963 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:19:49,964 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:19:49,965 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:19:49,970 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:19:49,970 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:19:49,971 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:19:49,971 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:19:49,973 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:19:49,973 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:19:49,974 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:19:49,974 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:19:49,975 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:19:49,975 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:19:49,976 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:19:49,976 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:19:49,977 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:19:49,978 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:19:49,978 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:19:49,979 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:19:49,979 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:19:49,980 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:19:49,980 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:19:49,980 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:19:49,981 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:19:49,982 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:19:49,982 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:19:49,983 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:19:49,983 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:19:49,983 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:19:49,983 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:19:49,984 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:19:49,984 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:19:49,984 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:19:49,984 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:19:49,985 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:19:49,985 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:19:49,985 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:19:49,986 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:19:49,986 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:19:49,986 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:19:49,987 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:19:49,987 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_1114d056-6c43-4403-996b-5472864291f8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1d35048482bec5585a23759f57e0e5f27fb64289f87c796a48314ffe6a1f4ee7 [2023-11-24 23:19:50,318 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:19:50,351 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:19:50,353 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:19:50,356 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:19:50,356 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:19:50,358 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-79.i [2023-11-24 23:19:53,476 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:19:53,721 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:19:53,732 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-79.i [2023-11-24 23:19:53,742 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/bin/utaipan-verify-SwPr7d2a91/data/1d62cc1c7/0d2a5c0514c341768286212103a1de18/FLAG799f81f3b [2023-11-24 23:19:53,757 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/bin/utaipan-verify-SwPr7d2a91/data/1d62cc1c7/0d2a5c0514c341768286212103a1de18 [2023-11-24 23:19:53,760 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:19:53,762 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:19:53,764 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:19:53,764 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:19:53,780 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:19:53,781 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:19:53" (1/1) ... [2023-11-24 23:19:53,783 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33d1471d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:53, skipping insertion in model container [2023-11-24 23:19:53,783 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:19:53" (1/1) ... [2023-11-24 23:19:53,813 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:19:53,980 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_1114d056-6c43-4403-996b-5472864291f8/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-79.i[917,930] [2023-11-24 23:19:54,047 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:19:54,067 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:19:54,087 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_1114d056-6c43-4403-996b-5472864291f8/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-79.i[917,930] [2023-11-24 23:19:54,133 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:19:54,160 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:19:54,160 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:54 WrapperNode [2023-11-24 23:19:54,161 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:19:54,162 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:19:54,162 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:19:54,162 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:19:54,171 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:54" (1/1) ... [2023-11-24 23:19:54,187 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:54" (1/1) ... [2023-11-24 23:19:54,234 INFO L138 Inliner]: procedures = 29, calls = 126, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 367 [2023-11-24 23:19:54,234 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:19:54,235 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:19:54,235 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:19:54,236 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:19:54,247 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:54" (1/1) ... [2023-11-24 23:19:54,247 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:54" (1/1) ... [2023-11-24 23:19:54,254 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:54" (1/1) ... [2023-11-24 23:19:54,255 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:54" (1/1) ... [2023-11-24 23:19:54,273 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:54" (1/1) ... [2023-11-24 23:19:54,279 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:54" (1/1) ... [2023-11-24 23:19:54,282 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:54" (1/1) ... [2023-11-24 23:19:54,285 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:54" (1/1) ... [2023-11-24 23:19:54,291 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:19:54,293 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:19:54,293 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:19:54,293 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:19:54,294 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:54" (1/1) ... [2023-11-24 23:19:54,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:19:54,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:19:54,341 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:19:54,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:19:54,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:19:54,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:19:54,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-24 23:19:54,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-24 23:19:54,401 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:19:54,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-24 23:19:54,403 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:19:54,403 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:19:54,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:19:54,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:19:54,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:19:54,597 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:19:54,600 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:19:55,157 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:19:55,773 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:19:55,773 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:19:55,775 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:19:55 BoogieIcfgContainer [2023-11-24 23:19:55,775 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:19:55,778 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:19:55,779 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:19:55,783 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:19:55,783 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:19:53" (1/3) ... [2023-11-24 23:19:55,784 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c2bc165 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:19:55, skipping insertion in model container [2023-11-24 23:19:55,784 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:54" (2/3) ... [2023-11-24 23:19:55,785 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c2bc165 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:19:55, skipping insertion in model container [2023-11-24 23:19:55,785 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:19:55" (3/3) ... [2023-11-24 23:19:55,787 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-79.i [2023-11-24 23:19:55,811 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:19:55,811 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:19:55,870 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:19:55,879 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;@508046e9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:19:55,879 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:19:55,884 INFO L276 IsEmpty]: Start isEmpty. Operand has 31 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 18 states have internal predecessors, (20), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-24 23:19:55,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 23:19:55,899 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:19:55,900 INFO L195 NwaCegarLoop]: trace histogram [11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:19:55,901 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:19:55,910 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:19:55,910 INFO L85 PathProgramCache]: Analyzing trace with hash 933464346, now seen corresponding path program 1 times [2023-11-24 23:19:55,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:19:55,922 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1750121288] [2023-11-24 23:19:55,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:19:55,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:19:56,276 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-24 23:19:56,277 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [379272322] [2023-11-24 23:19:56,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:19:56,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:19:56,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:19:56,283 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:19:56,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-24 23:19:56,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:19:56,994 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:19:57,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:19:57,448 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-24 23:19:57,451 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-24 23:19:57,453 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-24 23:19:57,469 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:19:57,665 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-24 23:19:57,669 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-24 23:19:57,672 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-24 23:19:57,736 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem31 could not be translated [2023-11-24 23:19:57,738 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem31 could not be translated [2023-11-24 23:19:57,741 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem32 could not be translated [2023-11-24 23:19:57,743 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem32 could not be translated [2023-11-24 23:19:57,743 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem34 could not be translated [2023-11-24 23:19:57,745 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem34 could not be translated [2023-11-24 23:19:57,745 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem35 could not be translated [2023-11-24 23:19:57,750 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem35 could not be translated [2023-11-24 23:19:57,752 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem37 could not be translated [2023-11-24 23:19:57,753 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem37 could not be translated [2023-11-24 23:19:57,754 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated [2023-11-24 23:19:57,755 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated [2023-11-24 23:19:57,756 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated [2023-11-24 23:19:57,756 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated [2023-11-24 23:19:57,756 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated [2023-11-24 23:19:57,756 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short45 could not be translated [2023-11-24 23:19:57,757 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short42 could not be translated [2023-11-24 23:19:57,757 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated [2023-11-24 23:19:57,757 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short46 could not be translated [2023-11-24 23:19:57,758 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated [2023-11-24 23:19:57,758 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short46 could not be translated [2023-11-24 23:19:57,759 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short42 could not be translated [2023-11-24 23:19:57,759 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short45 could not be translated [2023-11-24 23:19:57,759 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated [2023-11-24 23:19:57,759 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated [2023-11-24 23:19:57,759 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated [2023-11-24 23:19:57,766 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated [2023-11-24 23:19:57,767 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-11-24 23:19:57,767 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short53 could not be translated [2023-11-24 23:19:57,767 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated [2023-11-24 23:19:57,768 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated [2023-11-24 23:19:57,768 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-24 23:19:57,768 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated [2023-11-24 23:19:57,769 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short53 could not be translated [2023-11-24 23:19:57,769 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated [2023-11-24 23:19:57,769 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-11-24 23:19:57,770 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated [2023-11-24 23:19:57,770 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-24 23:19:57,770 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated [2023-11-24 23:19:57,770 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated [2023-11-24 23:19:57,771 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated [2023-11-24 23:19:57,772 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short61 could not be translated [2023-11-24 23:19:57,772 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated [2023-11-24 23:19:57,772 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated [2023-11-24 23:19:57,773 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-24 23:19:57,773 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-24 23:19:57,773 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated [2023-11-24 23:19:57,774 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated [2023-11-24 23:19:57,774 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-24 23:19:57,774 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated [2023-11-24 23:19:57,775 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated [2023-11-24 23:19:57,775 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short61 could not be translated [2023-11-24 23:19:57,775 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-24 23:19:57,775 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated [2023-11-24 23:19:57,776 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated [2023-11-24 23:19:57,777 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated [2023-11-24 23:19:57,777 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-24 23:19:57,778 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-24 23:19:57,798 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 11:19:57 BoogieIcfgContainer [2023-11-24 23:19:57,799 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-24 23:19:57,799 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:19:57,800 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:19:57,800 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:19:57,801 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:19:55" (3/4) ... [2023-11-24 23:19:57,803 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:19:57,804 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:19:57,805 INFO L158 Benchmark]: Toolchain (without parser) took 4043.30ms. Allocated memory was 134.2MB in the beginning and 165.7MB in the end (delta: 31.5MB). Free memory was 94.6MB in the beginning and 75.8MB in the end (delta: 18.8MB). Peak memory consumption was 52.1MB. Max. memory is 16.1GB. [2023-11-24 23:19:57,806 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 102.8MB. Free memory is still 51.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:19:57,806 INFO L158 Benchmark]: CACSL2BoogieTranslator took 397.53ms. Allocated memory is still 134.2MB. Free memory was 94.3MB in the beginning and 80.0MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 23:19:57,807 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.56ms. Allocated memory is still 134.2MB. Free memory was 80.0MB in the beginning and 76.7MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:19:57,808 INFO L158 Benchmark]: Boogie Preprocessor took 56.71ms. Allocated memory is still 134.2MB. Free memory was 76.7MB in the beginning and 74.1MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:19:57,808 INFO L158 Benchmark]: RCFGBuilder took 1483.01ms. Allocated memory is still 134.2MB. Free memory was 74.1MB in the beginning and 62.5MB in the end (delta: 11.6MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. [2023-11-24 23:19:57,809 INFO L158 Benchmark]: TraceAbstraction took 2020.66ms. Allocated memory was 134.2MB in the beginning and 165.7MB in the end (delta: 31.5MB). Free memory was 61.7MB in the beginning and 76.9MB in the end (delta: -15.2MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. [2023-11-24 23:19:57,810 INFO L158 Benchmark]: Witness Printer took 4.60ms. Allocated memory is still 165.7MB. Free memory is still 75.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:19:57,813 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 102.8MB. Free memory is still 51.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 397.53ms. Allocated memory is still 134.2MB. Free memory was 94.3MB in the beginning and 80.0MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.56ms. Allocated memory is still 134.2MB. Free memory was 80.0MB in the beginning and 76.7MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.71ms. Allocated memory is still 134.2MB. Free memory was 76.7MB in the beginning and 74.1MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1483.01ms. Allocated memory is still 134.2MB. Free memory was 74.1MB in the beginning and 62.5MB in the end (delta: 11.6MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. * TraceAbstraction took 2020.66ms. Allocated memory was 134.2MB in the beginning and 165.7MB in the end (delta: 31.5MB). Free memory was 61.7MB in the beginning and 76.9MB in the end (delta: -15.2MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. * Witness Printer took 4.60ms. Allocated memory is still 165.7MB. Free memory is still 75.8MB. 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~mem31 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem31 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem32 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem32 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem34 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem34 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem35 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem35 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~mem38 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem38 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem44 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem40 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem60 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem64 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 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 someBinaryDOUBLEComparisonOperation at line 66, overapproximation of someBinaryFLOATComparisonOperation at line 106, overapproximation of shiftRight at line 65. Possible FailurePath: [L35] unsigned char isInitial = 0; [L36-L48] struct WrapperStruct00 WrapperStruct00 = { -16, 0, 64, 64, -64, 32.5, 1.6, 32, 15.5, 0, 0 }; [L49] signed char* WrapperStruct00_var_1_1_Pointer = &(WrapperStruct00.var_1_1); [L50] signed char* WrapperStruct00_var_1_3_Pointer = &(WrapperStruct00.var_1_3); [L51] signed char* WrapperStruct00_var_1_4_Pointer = &(WrapperStruct00.var_1_4); [L52] signed char* WrapperStruct00_var_1_5_Pointer = &(WrapperStruct00.var_1_5); [L53] signed long int* WrapperStruct00_var_1_6_Pointer = &(WrapperStruct00.var_1_6); [L54] double* WrapperStruct00_var_1_8_Pointer = &(WrapperStruct00.var_1_8); [L55] double* WrapperStruct00_var_1_9_Pointer = &(WrapperStruct00.var_1_9); [L56] unsigned short int* WrapperStruct00_var_1_10_Pointer = &(WrapperStruct00.var_1_10); [L57] float* WrapperStruct00_var_1_11_Pointer = &(WrapperStruct00.var_1_11); [L58] unsigned char* WrapperStruct00_var_1_12_Pointer = &(WrapperStruct00.var_1_12); [L59] unsigned char* WrapperStruct00_var_1_13_Pointer = &(WrapperStruct00.var_1_13); [L60] unsigned short int last_1_WrapperStruct00_var_1_10 = 32; [L119] isInitial = 1 [L120] FCALL initially() [L121] COND TRUE 1 [L122] CALL updateLastVariables() [L112] EXPR WrapperStruct00.var_1_10 [L112] last_1_WrapperStruct00_var_1_10 = WrapperStruct00.var_1_10 [L122] RET updateLastVariables() [L123] CALL updateVariables() [L92] WrapperStruct00.var_1_3 = __VERIFIER_nondet_char() [L93] EXPR WrapperStruct00.var_1_3 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L93] CALL assume_abort_if_not(WrapperStruct00.var_1_3 >= -63) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(WrapperStruct00.var_1_3 >= -63) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L94] EXPR WrapperStruct00.var_1_3 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L94] CALL assume_abort_if_not(WrapperStruct00.var_1_3 <= 63) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(WrapperStruct00.var_1_3 <= 63) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L95] WrapperStruct00.var_1_4 = __VERIFIER_nondet_char() [L96] EXPR WrapperStruct00.var_1_4 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L96] CALL assume_abort_if_not(WrapperStruct00.var_1_4 >= -1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(WrapperStruct00.var_1_4 >= -1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L97] EXPR WrapperStruct00.var_1_4 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L97] CALL assume_abort_if_not(WrapperStruct00.var_1_4 <= 126) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(WrapperStruct00.var_1_4 <= 126) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L98] WrapperStruct00.var_1_5 = __VERIFIER_nondet_char() [L99] EXPR WrapperStruct00.var_1_5 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L99] CALL assume_abort_if_not(WrapperStruct00.var_1_5 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(WrapperStruct00.var_1_5 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L100] EXPR WrapperStruct00.var_1_5 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L100] CALL assume_abort_if_not(WrapperStruct00.var_1_5 <= 126) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(WrapperStruct00.var_1_5 <= 126) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L101] WrapperStruct00.var_1_8 = __VERIFIER_nondet_double() [L102] EXPR WrapperStruct00.var_1_8 [L102] EXPR WrapperStruct00.var_1_8 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_8 <= -1.0e-20F [L102] EXPR WrapperStruct00.var_1_8 [L102] EXPR WrapperStruct00.var_1_8 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_8 <= -1.0e-20F [L102] EXPR (WrapperStruct00.var_1_8 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_8 <= -1.0e-20F) || (WrapperStruct00.var_1_8 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_8 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L102] CALL assume_abort_if_not((WrapperStruct00.var_1_8 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_8 <= -1.0e-20F) || (WrapperStruct00.var_1_8 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_8 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not((WrapperStruct00.var_1_8 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_8 <= -1.0e-20F) || (WrapperStruct00.var_1_8 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_8 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L103] WrapperStruct00.var_1_9 = __VERIFIER_nondet_double() [L104] EXPR WrapperStruct00.var_1_9 [L104] EXPR WrapperStruct00.var_1_9 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F [L104] EXPR WrapperStruct00.var_1_9 [L104] EXPR WrapperStruct00.var_1_9 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F [L104] EXPR (WrapperStruct00.var_1_9 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F) || (WrapperStruct00.var_1_9 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_9 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L104] CALL assume_abort_if_not((WrapperStruct00.var_1_9 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F) || (WrapperStruct00.var_1_9 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_9 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not((WrapperStruct00.var_1_9 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F) || (WrapperStruct00.var_1_9 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_9 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L105] WrapperStruct00.var_1_11 = __VERIFIER_nondet_float() [L106] EXPR WrapperStruct00.var_1_11 [L106] EXPR WrapperStruct00.var_1_11 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_11 <= -1.0e-20F [L106] EXPR WrapperStruct00.var_1_11 [L106] EXPR WrapperStruct00.var_1_11 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_11 <= -1.0e-20F [L106] EXPR (WrapperStruct00.var_1_11 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_11 <= -1.0e-20F) || (WrapperStruct00.var_1_11 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_11 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L106] CALL assume_abort_if_not((WrapperStruct00.var_1_11 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_11 <= -1.0e-20F) || (WrapperStruct00.var_1_11 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_11 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not((WrapperStruct00.var_1_11 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_11 <= -1.0e-20F) || (WrapperStruct00.var_1_11 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_11 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L107] WrapperStruct00.var_1_13 = __VERIFIER_nondet_uchar() [L108] EXPR WrapperStruct00.var_1_13 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L108] CALL assume_abort_if_not(WrapperStruct00.var_1_13 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(WrapperStruct00.var_1_13 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L109] EXPR WrapperStruct00.var_1_13 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L109] CALL assume_abort_if_not(WrapperStruct00.var_1_13 <= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(WrapperStruct00.var_1_13 <= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L123] RET updateVariables() [L124] CALL step() [L64] EXPR \read(*WrapperStruct00_var_1_5_Pointer) [L64] EXPR (((*(WrapperStruct00_var_1_5_Pointer))) > (last_1_WrapperStruct00_var_1_10)) ? ((*(WrapperStruct00_var_1_5_Pointer))) : (last_1_WrapperStruct00_var_1_10) [L64] signed long int stepLocal_0 = ((((*(WrapperStruct00_var_1_5_Pointer))) > (last_1_WrapperStruct00_var_1_10)) ? ((*(WrapperStruct00_var_1_5_Pointer))) : (last_1_WrapperStruct00_var_1_10)); [L65] EXPR \read(*WrapperStruct00_var_1_4_Pointer) [L65] EXPR \read(*WrapperStruct00_var_1_3_Pointer) [L65] EXPR last_1_WrapperStruct00_var_1_10 >> (*(WrapperStruct00_var_1_3_Pointer)) [L65] COND TRUE stepLocal_0 <= ((*(WrapperStruct00_var_1_4_Pointer)) * (last_1_WrapperStruct00_var_1_10 >> (*(WrapperStruct00_var_1_3_Pointer)))) [L66] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L66] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L66] COND TRUE (- (*(WrapperStruct00_var_1_8_Pointer))) >= (*(WrapperStruct00_var_1_9_Pointer)) [L67] EXPR \read(*WrapperStruct00_var_1_4_Pointer) [L67] (*(WrapperStruct00_var_1_6_Pointer)) = (*(WrapperStruct00_var_1_4_Pointer)) [L74] EXPR \read(*WrapperStruct00_var_1_5_Pointer) [L74] EXPR \read(*WrapperStruct00_var_1_6_Pointer) [L74] signed long int stepLocal_1 = (*(WrapperStruct00_var_1_5_Pointer)) + (*(WrapperStruct00_var_1_6_Pointer)); [L75] EXPR \read(*WrapperStruct00_var_1_11_Pointer) [L75] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L75] COND FALSE !((*(WrapperStruct00_var_1_11_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer))) [L82] EXPR \read(*WrapperStruct00_var_1_13_Pointer) [L82] (*(WrapperStruct00_var_1_12_Pointer)) = (*(WrapperStruct00_var_1_13_Pointer)) [L83] EXPR \read(*WrapperStruct00_var_1_12_Pointer) [L83] COND TRUE ! (*(WrapperStruct00_var_1_12_Pointer)) [L84] EXPR \read(*WrapperStruct00_var_1_12_Pointer) [L84] COND TRUE ! (*(WrapperStruct00_var_1_12_Pointer)) [L85] EXPR \read(*WrapperStruct00_var_1_3_Pointer) [L85] (*(WrapperStruct00_var_1_1_Pointer)) = ((*(WrapperStruct00_var_1_3_Pointer)) + -32) [L124] RET step() [L125] CALL, EXPR property() [L115] EXPR \read(*WrapperStruct00_var_1_12_Pointer) [L115] EXPR (! (*(WrapperStruct00_var_1_12_Pointer))) ? ((! (*(WrapperStruct00_var_1_12_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) ((*(WrapperStruct00_var_1_3_Pointer)) + -32))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) ((*(WrapperStruct00_var_1_4_Pointer)) - (((((*(WrapperStruct00_var_1_5_Pointer))) < (16)) ? ((*(WrapperStruct00_var_1_5_Pointer))) : (16))))))) : 1 [L115] EXPR \read(*WrapperStruct00_var_1_12_Pointer) [L115] EXPR (! (*(WrapperStruct00_var_1_12_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) ((*(WrapperStruct00_var_1_3_Pointer)) + -32))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) ((*(WrapperStruct00_var_1_4_Pointer)) - (((((*(WrapperStruct00_var_1_5_Pointer))) < (16)) ? ((*(WrapperStruct00_var_1_5_Pointer))) : (16)))))) [L115] EXPR \read(*WrapperStruct00_var_1_1_Pointer) [L115] EXPR \read(*WrapperStruct00_var_1_3_Pointer) [L115] EXPR (! (*(WrapperStruct00_var_1_12_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) ((*(WrapperStruct00_var_1_3_Pointer)) + -32))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) ((*(WrapperStruct00_var_1_4_Pointer)) - (((((*(WrapperStruct00_var_1_5_Pointer))) < (16)) ? ((*(WrapperStruct00_var_1_5_Pointer))) : (16)))))) [L115] EXPR (! (*(WrapperStruct00_var_1_12_Pointer))) ? ((! (*(WrapperStruct00_var_1_12_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) ((*(WrapperStruct00_var_1_3_Pointer)) + -32))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) ((*(WrapperStruct00_var_1_4_Pointer)) - (((((*(WrapperStruct00_var_1_5_Pointer))) < (16)) ? ((*(WrapperStruct00_var_1_5_Pointer))) : (16))))))) : 1 [L115] EXPR ((! (*(WrapperStruct00_var_1_12_Pointer))) ? ((! (*(WrapperStruct00_var_1_12_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) ((*(WrapperStruct00_var_1_3_Pointer)) + -32))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) ((*(WrapperStruct00_var_1_4_Pointer)) - (((((*(WrapperStruct00_var_1_5_Pointer))) < (16)) ? ((*(WrapperStruct00_var_1_5_Pointer))) : (16))))))) : 1) && (((((((*(WrapperStruct00_var_1_5_Pointer))) > (last_1_WrapperStruct00_var_1_10)) ? ((*(WrapperStruct00_var_1_5_Pointer))) : (last_1_WrapperStruct00_var_1_10))) <= ((*(WrapperStruct00_var_1_4_Pointer)) * (last_1_WrapperStruct00_var_1_10 >> (*(WrapperStruct00_var_1_3_Pointer))))) ? (((- (*(WrapperStruct00_var_1_8_Pointer))) >= (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_4_Pointer)))) : ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_5_Pointer))))) : ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_5_Pointer))))) [L115] EXPR \read(*WrapperStruct00_var_1_5_Pointer) [L115] EXPR (((*(WrapperStruct00_var_1_5_Pointer))) > (last_1_WrapperStruct00_var_1_10)) ? ((*(WrapperStruct00_var_1_5_Pointer))) : (last_1_WrapperStruct00_var_1_10) [L115] EXPR \read(*WrapperStruct00_var_1_4_Pointer) [L115] EXPR \read(*WrapperStruct00_var_1_3_Pointer) [L115] EXPR last_1_WrapperStruct00_var_1_10 >> (*(WrapperStruct00_var_1_3_Pointer)) [L115] EXPR ((((((*(WrapperStruct00_var_1_5_Pointer))) > (last_1_WrapperStruct00_var_1_10)) ? ((*(WrapperStruct00_var_1_5_Pointer))) : (last_1_WrapperStruct00_var_1_10))) <= ((*(WrapperStruct00_var_1_4_Pointer)) * (last_1_WrapperStruct00_var_1_10 >> (*(WrapperStruct00_var_1_3_Pointer))))) ? (((- (*(WrapperStruct00_var_1_8_Pointer))) >= (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_4_Pointer)))) : ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_5_Pointer))))) : ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_5_Pointer)))) [L115] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L115] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L115] EXPR ((- (*(WrapperStruct00_var_1_8_Pointer))) >= (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_4_Pointer)))) : ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_5_Pointer)))) [L115] EXPR \read(*WrapperStruct00_var_1_6_Pointer) [L115] EXPR \read(*WrapperStruct00_var_1_5_Pointer) [L115] EXPR ((- (*(WrapperStruct00_var_1_8_Pointer))) >= (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_4_Pointer)))) : ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_5_Pointer)))) [L115] EXPR ((((((*(WrapperStruct00_var_1_5_Pointer))) > (last_1_WrapperStruct00_var_1_10)) ? ((*(WrapperStruct00_var_1_5_Pointer))) : (last_1_WrapperStruct00_var_1_10))) <= ((*(WrapperStruct00_var_1_4_Pointer)) * (last_1_WrapperStruct00_var_1_10 >> (*(WrapperStruct00_var_1_3_Pointer))))) ? (((- (*(WrapperStruct00_var_1_8_Pointer))) >= (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_4_Pointer)))) : ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_5_Pointer))))) : ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_5_Pointer)))) [L115] EXPR ((! (*(WrapperStruct00_var_1_12_Pointer))) ? ((! (*(WrapperStruct00_var_1_12_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) ((*(WrapperStruct00_var_1_3_Pointer)) + -32))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) ((*(WrapperStruct00_var_1_4_Pointer)) - (((((*(WrapperStruct00_var_1_5_Pointer))) < (16)) ? ((*(WrapperStruct00_var_1_5_Pointer))) : (16))))))) : 1) && (((((((*(WrapperStruct00_var_1_5_Pointer))) > (last_1_WrapperStruct00_var_1_10)) ? ((*(WrapperStruct00_var_1_5_Pointer))) : (last_1_WrapperStruct00_var_1_10))) <= ((*(WrapperStruct00_var_1_4_Pointer)) * (last_1_WrapperStruct00_var_1_10 >> (*(WrapperStruct00_var_1_3_Pointer))))) ? (((- (*(WrapperStruct00_var_1_8_Pointer))) >= (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_4_Pointer)))) : ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_5_Pointer))))) : ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_5_Pointer))))) [L115] EXPR (((! (*(WrapperStruct00_var_1_12_Pointer))) ? ((! (*(WrapperStruct00_var_1_12_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) ((*(WrapperStruct00_var_1_3_Pointer)) + -32))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) ((*(WrapperStruct00_var_1_4_Pointer)) - (((((*(WrapperStruct00_var_1_5_Pointer))) < (16)) ? ((*(WrapperStruct00_var_1_5_Pointer))) : (16))))))) : 1) && (((((((*(WrapperStruct00_var_1_5_Pointer))) > (last_1_WrapperStruct00_var_1_10)) ? ((*(WrapperStruct00_var_1_5_Pointer))) : (last_1_WrapperStruct00_var_1_10))) <= ((*(WrapperStruct00_var_1_4_Pointer)) * (last_1_WrapperStruct00_var_1_10 >> (*(WrapperStruct00_var_1_3_Pointer))))) ? (((- (*(WrapperStruct00_var_1_8_Pointer))) >= (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_4_Pointer)))) : ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_5_Pointer))))) : ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_5_Pointer)))))) && (((*(WrapperStruct00_var_1_11_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer))) ? ((((*(WrapperStruct00_var_1_5_Pointer)) + (*(WrapperStruct00_var_1_6_Pointer))) <= (~ ((*(WrapperStruct00_var_1_6_Pointer)) % -32))) ? ((*(WrapperStruct00_var_1_10_Pointer)) == ((unsigned short int) (*(WrapperStruct00_var_1_5_Pointer)))) : ((*(WrapperStruct00_var_1_10_Pointer)) == ((unsigned short int) (*(WrapperStruct00_var_1_5_Pointer))))) : 1) [L115] EXPR ((((! (*(WrapperStruct00_var_1_12_Pointer))) ? ((! (*(WrapperStruct00_var_1_12_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) ((*(WrapperStruct00_var_1_3_Pointer)) + -32))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) ((*(WrapperStruct00_var_1_4_Pointer)) - (((((*(WrapperStruct00_var_1_5_Pointer))) < (16)) ? ((*(WrapperStruct00_var_1_5_Pointer))) : (16))))))) : 1) && (((((((*(WrapperStruct00_var_1_5_Pointer))) > (last_1_WrapperStruct00_var_1_10)) ? ((*(WrapperStruct00_var_1_5_Pointer))) : (last_1_WrapperStruct00_var_1_10))) <= ((*(WrapperStruct00_var_1_4_Pointer)) * (last_1_WrapperStruct00_var_1_10 >> (*(WrapperStruct00_var_1_3_Pointer))))) ? (((- (*(WrapperStruct00_var_1_8_Pointer))) >= (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_4_Pointer)))) : ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_5_Pointer))))) : ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_5_Pointer)))))) && (((*(WrapperStruct00_var_1_11_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer))) ? ((((*(WrapperStruct00_var_1_5_Pointer)) + (*(WrapperStruct00_var_1_6_Pointer))) <= (~ ((*(WrapperStruct00_var_1_6_Pointer)) % -32))) ? ((*(WrapperStruct00_var_1_10_Pointer)) == ((unsigned short int) (*(WrapperStruct00_var_1_5_Pointer)))) : ((*(WrapperStruct00_var_1_10_Pointer)) == ((unsigned short int) (*(WrapperStruct00_var_1_5_Pointer))))) : 1)) && ((*(WrapperStruct00_var_1_12_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_13_Pointer)))) [L115-L116] return ((((! (*(WrapperStruct00_var_1_12_Pointer))) ? ((! (*(WrapperStruct00_var_1_12_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) ((*(WrapperStruct00_var_1_3_Pointer)) + -32))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed char) ((*(WrapperStruct00_var_1_4_Pointer)) - (((((*(WrapperStruct00_var_1_5_Pointer))) < (16)) ? ((*(WrapperStruct00_var_1_5_Pointer))) : (16))))))) : 1) && (((((((*(WrapperStruct00_var_1_5_Pointer))) > (last_1_WrapperStruct00_var_1_10)) ? ((*(WrapperStruct00_var_1_5_Pointer))) : (last_1_WrapperStruct00_var_1_10))) <= ((*(WrapperStruct00_var_1_4_Pointer)) * (last_1_WrapperStruct00_var_1_10 >> (*(WrapperStruct00_var_1_3_Pointer))))) ? (((- (*(WrapperStruct00_var_1_8_Pointer))) >= (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_4_Pointer)))) : ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_5_Pointer))))) : ((*(WrapperStruct00_var_1_6_Pointer)) == ((signed long int) (*(WrapperStruct00_var_1_5_Pointer)))))) && (((*(WrapperStruct00_var_1_11_Pointer)) < (*(WrapperStruct00_var_1_9_Pointer))) ? ((((*(WrapperStruct00_var_1_5_Pointer)) + (*(WrapperStruct00_var_1_6_Pointer))) <= (~ ((*(WrapperStruct00_var_1_6_Pointer)) % -32))) ? ((*(WrapperStruct00_var_1_10_Pointer)) == ((unsigned short int) (*(WrapperStruct00_var_1_5_Pointer)))) : ((*(WrapperStruct00_var_1_10_Pointer)) == ((unsigned short int) (*(WrapperStruct00_var_1_5_Pointer))))) : 1)) && ((*(WrapperStruct00_var_1_12_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_13_Pointer)))) ; [L125] RET, EXPR property() [L125] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, \old(cond)=0, cond=0, isInitial=1, last_1_WrapperStruct00_var_1_10=32] [L19] reach_error() VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:24}, WrapperStruct00_var_1_11_Pointer={4:26}, WrapperStruct00_var_1_12_Pointer={4:30}, WrapperStruct00_var_1_13_Pointer={4:31}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:8}, WrapperStruct00_var_1_9_Pointer={4:16}, \old(cond)=0, cond=0, isInitial=1, last_1_WrapperStruct00_var_1_10=32] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 31 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, OverallIterations: 1, TraceHistogramMax: 11, 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=31occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 48 NumberOfCodeBlocks, 48 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 23:19:57,856 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/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_1114d056-6c43-4403-996b-5472864291f8/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/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_1114d056-6c43-4403-996b-5472864291f8/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-79.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/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_1114d056-6c43-4403-996b-5472864291f8/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 1d35048482bec5585a23759f57e0e5f27fb64289f87c796a48314ffe6a1f4ee7 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:20:00,766 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:20:00,905 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-24 23:20:00,914 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:20:00,915 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:20:00,979 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:20:00,980 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:20:00,981 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:20:00,982 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:20:00,988 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:20:00,989 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:20:00,990 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:20:00,990 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:20:00,992 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:20:00,993 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:20:00,993 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:20:00,995 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:20:00,995 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:20:00,996 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:20:00,997 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:20:00,998 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:20:00,998 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:20:00,999 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:20:00,999 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:20:01,000 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:20:01,001 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:20:01,001 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:20:01,002 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:20:01,003 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:20:01,003 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:20:01,006 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:20:01,007 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 23:20:01,007 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:20:01,007 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:20:01,008 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:20:01,008 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:20:01,008 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:20:01,009 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:20:01,009 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:20:01,010 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:20:01,010 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:20:01,010 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:20:01,011 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:20:01,011 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:20:01,012 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_1114d056-6c43-4403-996b-5472864291f8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1d35048482bec5585a23759f57e0e5f27fb64289f87c796a48314ffe6a1f4ee7 [2023-11-24 23:20:01,500 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:20:01,531 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:20:01,538 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:20:01,540 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:20:01,540 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:20:01,542 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-79.i [2023-11-24 23:20:04,838 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:20:05,228 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:20:05,229 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-79.i [2023-11-24 23:20:05,239 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/bin/utaipan-verify-SwPr7d2a91/data/be991b58f/6efc4742de30491bbc5f69ae3ad87eed/FLAGef038279e [2023-11-24 23:20:05,255 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/bin/utaipan-verify-SwPr7d2a91/data/be991b58f/6efc4742de30491bbc5f69ae3ad87eed [2023-11-24 23:20:05,258 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:20:05,260 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:20:05,262 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:20:05,262 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:20:05,269 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:20:05,270 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:20:05" (1/1) ... [2023-11-24 23:20:05,271 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f593fa0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:05, skipping insertion in model container [2023-11-24 23:20:05,272 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:20:05" (1/1) ... [2023-11-24 23:20:05,308 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:20:05,522 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_1114d056-6c43-4403-996b-5472864291f8/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-79.i[917,930] [2023-11-24 23:20:05,618 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:20:05,654 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:20:05,674 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_1114d056-6c43-4403-996b-5472864291f8/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-79.i[917,930] [2023-11-24 23:20:05,744 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:20:05,793 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:20:05,793 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:05 WrapperNode [2023-11-24 23:20:05,794 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:20:05,795 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:20:05,796 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:20:05,796 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:20:05,806 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:05" (1/1) ... [2023-11-24 23:20:05,847 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:05" (1/1) ... [2023-11-24 23:20:05,915 INFO L138 Inliner]: procedures = 39, calls = 126, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 355 [2023-11-24 23:20:05,915 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:20:05,916 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:20:05,924 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:20:05,924 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:20:05,936 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:05" (1/1) ... [2023-11-24 23:20:05,937 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:05" (1/1) ... [2023-11-24 23:20:05,949 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:05" (1/1) ... [2023-11-24 23:20:05,957 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:05" (1/1) ... [2023-11-24 23:20:06,004 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:05" (1/1) ... [2023-11-24 23:20:06,009 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:05" (1/1) ... [2023-11-24 23:20:06,014 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:05" (1/1) ... [2023-11-24 23:20:06,017 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:05" (1/1) ... [2023-11-24 23:20:06,024 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:20:06,025 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:20:06,025 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:20:06,025 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:20:06,027 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:05" (1/1) ... [2023-11-24 23:20:06,034 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:20:06,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:20:06,077 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:20:06,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:20:06,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:20:06,141 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-11-24 23:20:06,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-11-24 23:20:06,141 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-24 23:20:06,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-24 23:20:06,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:20:06,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-24 23:20:06,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-11-24 23:20:06,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2023-11-24 23:20:06,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 23:20:06,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-11-24 23:20:06,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-11-24 23:20:06,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-11-24 23:20:06,146 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:20:06,146 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:20:06,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:20:06,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:20:06,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-24 23:20:06,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-11-24 23:20:06,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:20:06,312 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:20:06,314 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:20:07,397 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:20:07,458 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:20:07,461 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:20:07,463 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:20:07 BoogieIcfgContainer [2023-11-24 23:20:07,463 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:20:07,467 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:20:07,467 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:20:07,472 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:20:07,472 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:20:05" (1/3) ... [2023-11-24 23:20:07,473 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@419bf3c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:20:07, skipping insertion in model container [2023-11-24 23:20:07,473 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:20:05" (2/3) ... [2023-11-24 23:20:07,475 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@419bf3c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:20:07, skipping insertion in model container [2023-11-24 23:20:07,475 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:20:07" (3/3) ... [2023-11-24 23:20:07,477 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-79.i [2023-11-24 23:20:07,500 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:20:07,500 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:20:07,569 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:20:07,576 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;@4b28756c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:20:07,576 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:20:07,581 INFO L276 IsEmpty]: Start isEmpty. Operand has 84 states, 70 states have (on average 1.4714285714285715) internal successors, (103), 71 states have internal predecessors, (103), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-24 23:20:07,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-24 23:20:07,598 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:20:07,599 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:20:07,600 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:20:07,607 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:20:07,608 INFO L85 PathProgramCache]: Analyzing trace with hash 71764496, now seen corresponding path program 1 times [2023-11-24 23:20:07,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:20:07,626 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1498245964] [2023-11-24 23:20:07,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:20:07,627 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 23:20:07,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:20:07,630 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/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 23:20:07,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/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 23:20:08,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:20:08,030 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:20:08,040 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:20:08,078 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2023-11-24 23:20:08,079 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:20:08,080 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:20:08,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1498245964] [2023-11-24 23:20:08,081 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1498245964] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:20:08,081 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:20:08,081 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 23:20:08,083 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943362137] [2023-11-24 23:20:08,084 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:20:08,089 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-24 23:20:08,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:20:08,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-24 23:20:08,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:20:08,122 INFO L87 Difference]: Start difference. First operand has 84 states, 70 states have (on average 1.4714285714285715) internal successors, (103), 71 states have internal predecessors, (103), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-24 23:20:08,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:20:08,190 INFO L93 Difference]: Finished difference Result 165 states and 259 transitions. [2023-11-24 23:20:08,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 23:20:08,193 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 95 [2023-11-24 23:20:08,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:20:08,205 INFO L225 Difference]: With dead ends: 165 [2023-11-24 23:20:08,205 INFO L226 Difference]: Without dead ends: 82 [2023-11-24 23:20:08,210 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 94 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 23:20:08,215 INFO L413 NwaCegarLoop]: 116 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, 116 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 23:20:08,217 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 116 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-24 23:20:08,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2023-11-24 23:20:08,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2023-11-24 23:20:08,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 69 states have (on average 1.4202898550724639) internal successors, (98), 69 states have internal predecessors, (98), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-24 23:20:08,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 120 transitions. [2023-11-24 23:20:08,277 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 120 transitions. Word has length 95 [2023-11-24 23:20:08,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:20:08,278 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 120 transitions. [2023-11-24 23:20:08,278 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-11-24 23:20:08,279 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 120 transitions. [2023-11-24 23:20:08,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-24 23:20:08,285 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:20:08,285 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:20:08,292 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/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)] Ended with exit code 0 [2023-11-24 23:20:08,487 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/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 23:20:08,488 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:20:08,489 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:20:08,489 INFO L85 PathProgramCache]: Analyzing trace with hash 1483595798, now seen corresponding path program 1 times [2023-11-24 23:20:08,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:20:08,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [17257434] [2023-11-24 23:20:08,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:20:08,491 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 23:20:08,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:20:08,492 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/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 23:20:08,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/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 23:20:08,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:20:08,822 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:20:08,829 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:20:08,894 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-24 23:20:08,895 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:20:08,895 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:20:08,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [17257434] [2023-11-24 23:20:08,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [17257434] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:20:08,898 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:20:08,898 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-24 23:20:08,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854767682] [2023-11-24 23:20:08,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:20:08,905 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-24 23:20:08,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:20:08,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-24 23:20:08,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-24 23:20:08,909 INFO L87 Difference]: Start difference. First operand 82 states and 120 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-24 23:20:09,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:20:09,024 INFO L93 Difference]: Finished difference Result 180 states and 264 transitions. [2023-11-24 23:20:09,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-24 23:20:09,025 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 95 [2023-11-24 23:20:09,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:20:09,028 INFO L225 Difference]: With dead ends: 180 [2023-11-24 23:20:09,028 INFO L226 Difference]: Without dead ends: 99 [2023-11-24 23:20:09,029 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-24 23:20:09,031 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 40 mSDsluCounter, 225 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 351 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-24 23:20:09,032 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 351 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-24 23:20:09,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2023-11-24 23:20:09,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 84. [2023-11-24 23:20:09,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 71 states have (on average 1.408450704225352) internal successors, (100), 71 states have internal predecessors, (100), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-24 23:20:09,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 122 transitions. [2023-11-24 23:20:09,045 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 122 transitions. Word has length 95 [2023-11-24 23:20:09,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:20:09,048 INFO L495 AbstractCegarLoop]: Abstraction has 84 states and 122 transitions. [2023-11-24 23:20:09,048 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-24 23:20:09,048 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 122 transitions. [2023-11-24 23:20:09,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-24 23:20:09,051 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:20:09,051 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:20:09,064 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/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)] Forceful destruction successful, exit code 0 [2023-11-24 23:20:09,259 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/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 23:20:09,260 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:20:09,260 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:20:09,261 INFO L85 PathProgramCache]: Analyzing trace with hash 3550907, now seen corresponding path program 1 times [2023-11-24 23:20:09,262 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:20:09,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [516091658] [2023-11-24 23:20:09,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:20:09,262 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 23:20:09,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:20:09,266 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/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 23:20:09,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/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 (4)] Waiting until timeout for monitored process [2023-11-24 23:20:09,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:20:09,623 INFO L262 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:20:09,628 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:20:09,701 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 18 treesize of output 10 [2023-11-24 23:20:09,743 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-24 23:20:09,744 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:20:09,744 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:20:09,744 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [516091658] [2023-11-24 23:20:09,744 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [516091658] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:20:09,745 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:20:09,745 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-24 23:20:09,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138944533] [2023-11-24 23:20:09,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:20:09,746 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-24 23:20:09,747 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:20:09,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-24 23:20:09,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-24 23:20:09,748 INFO L87 Difference]: Start difference. First operand 84 states and 122 transitions. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-24 23:20:11,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:20:11,637 INFO L93 Difference]: Finished difference Result 206 states and 297 transitions. [2023-11-24 23:20:11,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-24 23:20:11,641 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 97 [2023-11-24 23:20:11,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:20:11,643 INFO L225 Difference]: With dead ends: 206 [2023-11-24 23:20:11,643 INFO L226 Difference]: Without dead ends: 123 [2023-11-24 23:20:11,644 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 93 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-24 23:20:11,646 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 77 mSDsluCounter, 258 mSDsCounter, 0 mSdLazyCounter, 159 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 374 SdHoareTripleChecker+Invalid, 160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2023-11-24 23:20:11,646 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 374 Invalid, 160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-11-24 23:20:11,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2023-11-24 23:20:11,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 86. [2023-11-24 23:20:11,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 73 states have (on average 1.3972602739726028) internal successors, (102), 73 states have internal predecessors, (102), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-24 23:20:11,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 124 transitions. [2023-11-24 23:20:11,661 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 124 transitions. Word has length 97 [2023-11-24 23:20:11,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:20:11,662 INFO L495 AbstractCegarLoop]: Abstraction has 86 states and 124 transitions. [2023-11-24 23:20:11,663 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-24 23:20:11,663 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 124 transitions. [2023-11-24 23:20:11,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-11-24 23:20:11,665 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:20:11,665 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:20:11,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/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 (4)] Ended with exit code 0 [2023-11-24 23:20:11,879 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/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 23:20:11,879 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:20:11,880 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:20:11,880 INFO L85 PathProgramCache]: Analyzing trace with hash 2139563580, now seen corresponding path program 1 times [2023-11-24 23:20:11,881 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:20:11,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1401593954] [2023-11-24 23:20:11,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:20:11,881 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 23:20:11,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:20:11,883 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/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 23:20:11,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/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 (5)] Waiting until timeout for monitored process [2023-11-24 23:20:12,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:20:12,162 INFO L262 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:20:12,167 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:20:12,197 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-24 23:20:12,198 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:20:12,198 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:20:12,198 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1401593954] [2023-11-24 23:20:12,198 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1401593954] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:20:12,199 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:20:12,199 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-24 23:20:12,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [901348148] [2023-11-24 23:20:12,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:20:12,200 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-24 23:20:12,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:20:12,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-24 23:20:12,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-24 23:20:12,202 INFO L87 Difference]: Start difference. First operand 86 states and 124 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-24 23:20:12,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:20:12,305 INFO L93 Difference]: Finished difference Result 180 states and 259 transitions. [2023-11-24 23:20:12,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-24 23:20:12,306 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 98 [2023-11-24 23:20:12,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:20:12,308 INFO L225 Difference]: With dead ends: 180 [2023-11-24 23:20:12,309 INFO L226 Difference]: Without dead ends: 95 [2023-11-24 23:20:12,309 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-24 23:20:12,311 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 10 mSDsluCounter, 328 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 440 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-24 23:20:12,312 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 440 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-24 23:20:12,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2023-11-24 23:20:12,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 90. [2023-11-24 23:20:12,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 77 states have (on average 1.3766233766233766) internal successors, (106), 77 states have internal predecessors, (106), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-24 23:20:12,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 128 transitions. [2023-11-24 23:20:12,324 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 128 transitions. Word has length 98 [2023-11-24 23:20:12,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:20:12,325 INFO L495 AbstractCegarLoop]: Abstraction has 90 states and 128 transitions. [2023-11-24 23:20:12,325 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-24 23:20:12,326 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 128 transitions. [2023-11-24 23:20:12,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-11-24 23:20:12,328 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:20:12,329 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:20:12,342 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/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 (5)] Forceful destruction successful, exit code 0 [2023-11-24 23:20:12,537 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/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 23:20:12,537 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:20:12,538 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:20:12,538 INFO L85 PathProgramCache]: Analyzing trace with hash 2139623162, now seen corresponding path program 1 times [2023-11-24 23:20:12,539 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:20:12,539 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [93463976] [2023-11-24 23:20:12,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:20:12,539 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 23:20:12,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:20:12,540 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/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 23:20:12,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/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 (6)] Waiting until timeout for monitored process [2023-11-24 23:20:12,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:20:12,906 INFO L262 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 43 conjunts are in the unsatisfiable core [2023-11-24 23:20:12,916 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:20:13,116 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 12 treesize of output 8 [2023-11-24 23:20:14,810 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 39 treesize of output 30 [2023-11-24 23:20:16,113 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 32 treesize of output 23 [2023-11-24 23:20:17,185 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 31 [2023-11-24 23:20:20,250 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 42 [2023-11-24 23:20:25,301 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2023-11-24 23:20:26,035 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 53 [2023-11-24 23:20:27,359 INFO L349 Elim1Store]: treesize reduction 79, result has 16.0 percent of original size [2023-11-24 23:20:27,360 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 58 treesize of output 80 [2023-11-24 23:20:27,882 INFO L349 Elim1Store]: treesize reduction 91, result has 14.2 percent of original size [2023-11-24 23:20:27,882 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 7 case distinctions, treesize of input 67 treesize of output 92 [2023-11-24 23:20:28,279 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 93 [2023-11-24 23:20:28,699 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-24 23:20:28,699 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 124 treesize of output 72 [2023-11-24 23:20:28,898 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 74 proven. 114 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-24 23:20:28,898 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:20:32,690 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 706 treesize of output 642 [2023-11-24 23:20:32,852 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 3 proven. 54 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2023-11-24 23:20:32,852 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:20:32,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [93463976] [2023-11-24 23:20:32,853 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [93463976] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-24 23:20:32,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1663529403] [2023-11-24 23:20:32,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:20:32,853 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:20:32,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-24 23:20:32,857 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:20:32,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1114d056-6c43-4403-996b-5472864291f8/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-24 23:20:34,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:20:34,462 INFO L262 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 47 conjunts are in the unsatisfiable core [2023-11-24 23:20:34,471 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:20:34,769 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 21 treesize of output 13 [2023-11-24 23:20:37,450 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 39 treesize of output 30 [2023-11-24 23:20:42,699 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 50 treesize of output 33